Manufacture, Stockholder, Distributor, Importer, Exporter of European CEN EN Standard Materials

Chapter 6: Steel Forgings
Current CEN Standard Former National Standards Superseded by CEN Standards
EN 10222 Steel forgings for Pressure Purposes
EN 10222-Part 1:1998 General Requirements for Open Die Forgings
EN 10222 Steel forgings for Pressure Purposes
EN 10222-Part 3:1999 Nickel Steels with Specified LowTemperature
EN 10222-Part 4:1999 Weldable Fine-Grain Steels with High Proof
Strength
EN 10222:Steel forgings for Pressure Purposes
EN 10222-Part 2:2000 Ferritic and Martensitic Steels with Specified
Elevated Temperature Properties
EN 10222-Part 5:2000 Martensitic, Austenitic and Austenitic-Ferritic
Stainless Steels
Supersedes:
BSI BS 1503:1989 Amd 3 Steel Forgings for Pressure Purposes
(Withdrawn)
EN 10250 Corr 1 Open Die Steel Forgings for General engineering
Purposes
EN 10250-Part 2:2000 Non-Alloy Quality and Special Steels CORR
11041
Supersedes:
BSI BS 29:1976 Carbon Steel Forgings Above 150 mm Ruling
Section (Withdrawn)
EN 10250 Open Die Steel Forgings for General engineering
Purposes
EN 10250-Part 3:2000 Alloy Special Steels
Supersedes:
BSI BS 4670:1971 Alloy Steel Forgings (Withdrawn)
EN 10250: Open Die Steel Forgings for General engineering
Purposes
EN 10250-Part 4: 2000 Stainless Steels
Partially Supersedes:
BSI BS 970-Part 1:1996 Specification for Wrought Steels for
Mechanical and Allied engineering Purposes. General Inspection
and Testing Procedures and Specific Requirements for Carbon,
Carbon Manganese, Alloy and Stainless Steels
EN 10222-Part 1:1998 Steel Forgings for Pressure Purposes
General Requirements for Open Die Forgings
Supersedes:
DIN 17103:1989 Weldable Fine Grain Structural Steel Forgings;
Technical Delivery Conditions (Withdrawn)
DIN 17243:1987 Weldable Heat Resisting Steel Forgings and Rolled
or Forged Steel Bars; Technical Delivery Conditions (Withdrawn)
Partially Supersedes:
DIN 17280:1985 Steels with Low Temperature Toughness; Technical
Delivery Conditions for Plate, Sheet, Strip, Wide Flats, Sections,
Bars and Forgings (Withdrawn)
DIN 17440:1996 Stainless Steels- Technical Delivery Conditions for
Plates, Hot Rolled Strip and Bars for Pressure Purposes, Drawn
Wire and Forgings (Withdrawn)
DIN 17100:1980 Steels for General Structural Purposes; Quality
Standard (Withdrawn)
EN 10222 Steel Forgings for Pressure Purposes
EN 10222-Part 1:2000 General Requirements for Open Die Forgings
EN 10222-Part 2:2000 Ferritic and Martensitic Steels with Specified
Elevated Temperature Properties (Includes Corrigendum AC: 2000)
EN 10273:2000 Hot Rolled Weldable Steel Bars for Pressure
Purposes with Specified Elevated Temperature
Supersedes:
DIN 17243:1987 Weldable Heat Resisting Steel Forgings and Rolled
or Forged Steel Bars; Technical Delivery Conditions (Withdrawn)

Chapter 6: Steel Forgings (Continued)
Current CEN Standard Former National Standards Superseded by CEN Standards
EN 10250 Open Die Steel Forgings for General engineering
Purposes
EN 10250-Part 1:1999 General
EN 10250-Part 2:1999 Non-Alloy Quality and Special Steels
Supersedes:
DIN 17100:1980 Steels for General Structural Purposes; Quality
Standard (Withdrawn)
Partially Supersedes:
DIN 17440:1996 Stainless Steels-Technical Delivery Conditions for
Plates, Hot Rolled Strip and Bars for Pressure Purposes, Drawn
Wire and Forgings (Withdrawn)
EN 10250 Open Die Steel Forgings for General engineering
Purposes
EN 10250-Part 1:1999 General Requirements for Open Die Forgings
EN 10250-Part 2:1999 Non-Alloy Quality and Special Steels
Supersedes:
DIN 17100:1980 Steels for General Structural Purposes; Quality
Standard (Withdrawn)
EN 10250 Open Die Steel Forgings for General engineering
Purposes
EN 10250-Part 1:1999 General Requirements for Open Die Forgings
EN 10250-Part 4:2000 Stainless Steels
Partially Supersedes:
DIN 17440:1996 Stainless Steels-Technical Delivery Conditions for
Plates, Hot Rolled Strip and Bars for Pressure Purposes, Drawn
Wire and Forgings (Withdrawn)
EN 10222 Steel Forgings for Pressure Purposes
EN 10222-Part 1:1998 General Requirements for Open Die Forgings
EN 10222 Steel Forgings for Pressure Purposes
EN 10222-Part 3 :1999 Nickel Steels with Specified Low
Temperature Properties.
EN 10222-Part 4 :1999 Weldable Fine Grain Steels with High Proof
Strength
EN 10222 Steel Forgings for Pressure Purposes
EN 10222-Part 2:2000 Ferritic and Martensitic Steels with Specified
Elevated Temperature Properties
EN 10222-Part 5:2000 Martensitic, Austenitic and Austenitic-Ferritic
Stainless Steels
Supersedes:
AFNOR
NF A36-601:1980 Pièces Forgées en Acier Soudable pour
Chaudières et Appareils à Pression – Aciers au Carbone et CarboneManganèse – Nuances et Qualités (Withdrawn)
AFNOR
NF A36-602:1988 Pièces Forgées en Acier Soudable pour
Chaudières et Appareils à Pression – Aciers Alliés au Mo, au Mn-Mo
et au Cr-Mo – Nuances et Qualités (Withdrawn)
AFNOR
NF A36-603:1988 Pièces Forgées en Acier Soudable pour
Chaudières et Appareils à Pression – Aciers Alliés à Haute Limite
d’Élasticité – Nuances et Qualités (Withdrawn)
AFNOR
NF A36-607:1984 Pièces Obtenues par Forgeage Libre ou
Estampage en Aciers Inoxydables Austénitiques pour Chaudières et
Appareils à Pression – Nuances et Qualités (Withdrawn)
EN 10250 Open Die Steel Forgings for General engineering
Purposes
EN 10250-Part 1:1999 General Requirements
Supersedes:
AFNOR
NF A36-612:1982 Pièces Forgées d’Usage Général – Aciers Non
Alliés (Withdrawn)
AFNOR
NF A36-613:1986 Pièces Forgées d’Usage Général – Aciers
Inoxydables (Withdrawn)
EN 10250 Open Die Steel Forgings for General engineering
Purposes
EN 10250-Part 2:1999 Non-Alloy Quality and Special Steels
Supersedes:
AFNOR
NF A36-612:1982 Pièces Forgées d’Usage Général – Aciers Non
Alliés (Withdrawn)
EN 10250 Open Die Steel Forging for General engineering Purposes
EN 10250-Part 4:1999 Stainless Steels
Supersedes:
AFNOR
NF A36-613:1986 Pièces Forgées d’Usage Général – Aciers
Inoxydables (Withdrawn)

Chapter 7: Steel Castings
Current CEN Standard Former National Standards Superseded by CEN Standards
EN 10213 Steel Castings for Pressure Purposes
EN 10213-Part 1:1996 General
EN 10213-Part 2:1996 Steel Grades for Use at Room Temperature
and at Elevated Temperature
EN 10213-Part 3:1996 Steels for Use at Low Temperatures
EN 10213-Part 4:1996 Austenitic and Austenitic-Ferritic Steel
Grades
Supersedes:
BSI BS 1504:1976 Steel Castings for Pressure Purposes
(Withdrawn)
EN 10213: Steel Castings for Pressure Purposes
EN 10213-Part 1:1996 General
EN 10213-Part 2:1996 Steel Grades for Use at Room Temperature
and at Elevated Temperature
Supersedes:
DIN 17245:1987 Ferritic Steel Castings with Elevated Temperature
Properties; Technical Delivery Conditions (Withdrawn)
EN 10213 Steel Castings for Pressure Purposes
EN 10213:1:1996 General
EN 10213-Part 3:1996 Steels for Use at Low Temperatures
Supersedes:
DIN 17182:1992 General Purpose Steel Castings with enhanced
Weldability and Higher Toughness; Technical Delivery Conditions
(Withdrawn)
EN 10213 Steel Castings for Pressure Purposes
EN 10213-Part 1:1996 General
EN 10213-Part 4:1996 Austenitic and Austenitic-Ferritic Steel
Grades
Supersedes:
DIN 17445:1984 Stainless Steel Castings; Technical Delivery
Conditions (Withdrawn)
EN 10283:1999 Corrosion resistant steel castings
Supersedes:
DIN 17445:1984 Stainless Steel Castings; Technical Delivery
Conditions
EN 10213 Steel Castings for Pressure Purposes
EN 10213-Part 1:1996 General
EN 10213-Part 2:1996 Steel Grades for Use at Room Temperature
and at Elevated Temperature
EN 10213-Part 3:1996 Steels for Use at Low Temperatures
EN 10213-Part 4:1996 Austenitic and Austenitic-Ferritic Steel
Grades
Supersedes:
AFNOR
NF A32-055:1985 Produits de Fonderie – Aciers Moulés Soudables
pour Chaudières et Appareils à Pression (Withdrawn)

Chapter 8: Wrought Stainless Steels and Heat-Resisting Steels
Current CEN Standards Former National Standards Superseded by CEN Standards
EN 10088-Part 2:1995 Stainless Steels Technical Delivery
Conditions for Sheet/Plate and Strip for General Purpose
EN 10088-Part 3:1995 Stainless Steels Technical Delivery
Conditions for Semi-Finished Products, Bars, Rods and Sections for
General Purposes
Partially Supersedes:
BSI BS 970-Part 1:1991 Wrought Steels for Mechanical and Allied
engineering Purposes General Inspection and Testing Procedures
and Specific Requirements for Carbon, Carbon Manganese, Alloy
and Stainless Steels (Withdrawn)
EN 10095:1999 Heat Resisting Steels and Nickel Alloys
Supersedes:
BSI BS 1449-Part 2:1983 Amd 4 Steel Plate, Sheet and Strip
Specification for Stainless and Heat-Resisting Steel Plate, Sheet and
Strip AMD 9648 (Withdrawn)
BSI BS 970-Part 1:1996 Wrought Steels for Mechanical and Allied
engineering Purposes-Part 1: General Inspection and Testing
Procedures and Specific Requirements for Carbon, Carbon
Manganese, Alloy and Stainless Steels
EN 10088-Part 2:1995 Stainless Steels Technical Delivery
Conditions for Sheet/Plate and Strip for General Purpose
Partially Supersedes:
DIN 17440:1985 Stainless Steels; Technical Delivery Conditions for
Plate and Sheet, Hot Rolled Strip, Wire Rod, Drawn Wire, Steel
Bars, Forgings and Semi-Finished Products
DIN 17441:1985 Stainless Steels; Technical Delivery Conditions for
Cold Rolled Strip and Slit Strip and for Plate And Sheet Cut
Therefrom
EN 10088-Part 3:1995 Stainless Steels; Technical Delivery
Conditions for General Purpose Semi-Finished Products, Bars, Rod
and Sections
Partially Supersedes:
DIN 17440:1985 Stainless Steels; Technical Delivery Conditions for
Plate and Sheet, Hot Rolled Strip, Wire Rod, Drawn Wire, Steel
Bars, Forgings and Semi-Finished Products
EN 10088-Part 2:1995 Stainless Steels Technical Delivery
Conditions for Sheet/Plate and Strip for General Purposes
Supersedes:
AFNOR
NF A35-573:1990 Produits Sidérurgiques – Aciers Inoxydables
d’Usage Général – Tôles, Larges Bandes et Feuillards
EN 10088-Part 3:1995 Stainless Steels Technical Delivery
Conditions for Semi-Finished Products, Bars, Rods, and Sections for
General Purposes.
Supersedes:
AFNOR
NF A35-574:1990 Produits Sidérurgiques – Aciers Inoxydables
d’Usage Général – Demi-Produits, Barres et Fil Machine

Chapter 9: Steels for Special Use
Current CEN Standard Former National Standards Superseded by CEN Standards
EN 10087:1999 Free Cutting Steels-Technical Delivery Conditions
for Semi-Finished Products, Hot-Rolled Bars and Rods
Partially Supersedes:
BSI BS 970-Part 1:1996 Wrought Steels for Mechanical and Allied
Engineering Purposes: General Inspection and Testing Procedures
and Specific Requirements for Carbon, Carbon Manganese, Alloy
and Stainless Steels
EN 10095:1999 Heat Resisting Steels and Nickel Alloys
Supersedes:
BSI BS 1449-Part 2:1983 Steel Plate, Sheet and Strip. Specification
for Stainless and Heat-Resisting Steel Plate, Sheet and Strip
(Withdrawn)
Partially Supersedes:
BSI BS 970-Part 1:1991 Specification for Wrought Steels for
Mechanical and Allied Engineering Purposes. General Inspection
and Testing Procedures and Specific Requirements for Carbon,
Carbon Manganese, Alloy and Stainless Steels
EN 10277 Bright Steel Products. Technical Delivery Conditions
EN 10277-Part 1:1999. General
EN 10277-Part 2:1999 Steels for General Engineering Purposes
EN 10277-Part 3:1999 Free-Cutting Steels
EN 10277-Part 4:1999 Case-Hardening Steels
EN 10277-Part 5:1999 Bright Steel Products. Technical Delivery
Conditions. Steels for Quenching and Tempering
EN 10278:1999 Dimensions and Tolerances of Bright Steel Products
Supersedes:
BSI BS 970-Part 3:1991 Wrought Steel for Mechanical and Allied
Engineering Purposes: Bright Bars for General Engineering
Purposes;
EN 10132-Part 4: 2000 Cold Rolled Narrow Steel Strip for Heat
Treatment-Technical Delivery Conditions-Spring Steels and Other
Applications
EN 10132-1:2000 Cold Rolled Narrow Steel Strip for Heat
Treatment. Technical Delivery Conditions. General
Supersedes:
BSI BS 5770:1981 Steel Strip Intended for the Manufacture of
Springs
BSI BS 5770-Part 1:1981: Hot Rolled Steel and Low Alloy Steel
(Withdrawn)
BSI BS 5770-Part 2:1981 Amd 1 Cold Rolled Carbon and Low Alloy
Steel (Withdrawn)
BSI BS 5770-Part 3:1981 Pre-Hardened and Tempered Carbon
Steel (Withdrawn)
EN ISO 4957:2000 Tool Steels
Supersedes:
BSI BS 4659:1989 Tool and Die Steels
EN 10087:1999 Free-Cutting Steels; Technical Delivery Conditions
for Semi-Finished Products, Hot-Rolled Bars and Rods
Partially Supersedes:
DIN 1651:1988 Free-Cutting Steels; Technical Delivery Conditions
EN 10132-4-Part 4:2000 Cold-Rolled Narrow Steel Strip for HeatTreatment – Technical Delivery Conditions: Spring Steels and Other
Applications
EN 10132–Part 1:2000 Cold-Rolled Narrow Steel Strip for Heat
Treatment – Technical Delivery Conditions: General
Supersedes:
DIN 17222:1979 Cold Rolled Steel Strips for Springs; Technical
Conditions of Delivery
EN ISO 4957:2000 Tool Steels
Supersedes:
DIN 17350:1980 Tool Stee

Chapter 9: Steels for Special Use (Continued)
Current CEN Standard Former National Standards Superseded by CEN Standards
EN ISO 683-Part 17:1999 Heat-Treated Steels, Alloy Steels and
Free-Cutting Steels: Ball and Roller Bearing Steels
Supersedes:
DIN 17230:1980 Ball and Roller Bearing Steels; Technical
Conditions of Delivery
EN 10087:1999 Free-Cutting Steels. Technical Delivery Conditions
for Semi-Finished Products, Hot-Rolled Bars and Rods.
Supersedes:
NF A35-561:1992 Produits Sidérurgiques-Barres, Fil Machine en
Acier de Décolletage d’Usage Général-Conditions Techniques de
Livraison
NF A35-562:1986 Barres et Fils Machine en Aciers de Décolletage
Spéciaux pour Traitement Thermique
EN 10277-Part 3:1999 Bright Steel Products. Technical Delivery
Conditions. Free-Cutting Steels.
Supersedes:
NF A37-401:1993 Produits en Acier Transformés à Froid-Barres
Étirées et Ronds Écroutés-Galètes-Caractéristiques Mécaniques
EN ISO 683-Part 17:1999 Heat-Treated Steels, Alloy Steels and
Free-Cutting Steels: Ball and Roller Bearing Steels
Supersedes:
AFNOR
NF A 35-565: 1999 Aciers pour Traitement Thermique, Aciers Alliés
et Aciers pour Décolletage. Partie 17:Aciers pour Roulements
EN ISO 4957:2000 Tool Steels
Supersedes:
AFNOR
NF A35-590:1992 Aciers Outils

Chapter 2: Carbon and Alloy Steels for General Use
Former National Standards Superseded by EN Standards Current Standards
BSI BS 970-Part 1:1983 Specification for Wrought Steels for
Mechanical and Allied Engineering Purposes.
General Inspection and Testing Procedures and Specific
Requirements for Carbon, Carbon Manganese, Alloy and Stainless
Steels
Superseded by:
EN 10083–1:1991+A1:1996 Quenched and Tempered Steels
Technical Delivery Conditions for Special Steels
EN 10083–2:1991+A1:1996 Quenched and Tempered Steels
Technical Delivery Conditions for Unalloyed Quality Steels
BSI BS 970-Part 1:1991 Specification for Wrought Steels for
Mechanical and Allied Engineering Purposes.
General Inspection and Testing Procedures and Specific
Requirements for Carbon, Carbon Manganese, Alloy and Stainless
Steels
Superseded by:
BS 970-Part 1:1996 Specification for Wrought Steels for Mechanical
and Allied Engineering Purposes. General Inspection And Testing
Procedures and Specific Requirements for Carbon, Carbon
Manganese, Alloy and Stainless Steels
EN 10083-Part 3:1996 Quenched and Tempered Steels. Technical
Delivery Conditions for Boron Steels
EN 10088:1995 Stainless Steels
EN 10088-Part 1:1995 List of Stainless Steels
EN 10088-Part 3:1995 Technical Delivery Conditions for SemiFinished Products, Bars, Rods and Sections for General Purposes
BSI BS 970-Part 1:1996 Specification for Wrought Steels for
Mechanical and Allied Engineering Purposes. General Inspection
And Testing Procedures and Specific Requirements for Carbon,
Carbon Manganese, Alloy and Stainless Steels
Superseded by:
EN 10084:1998 Case Hardening Steels. Technical Delivery
Conditions
EN 10085:2001 Nitriding Steel. Technical Delivery Conditions
EN 10087:1999 Free Cutting Steels. Technical Delivery Conditions
for Semi-Finished Products, Hot Rolled Bars and Rods
EN 10095:1999 Heat Resisting Steels and Nickel Alloys
EN 10250-Part 4:2000 Open Die Steel Forgings for General
Stainless Steels Engineering Purposes
DIN 17140-Part 1 :1983 Wire Rod for Cold Drawing; Technical
Delivery Conditions for Basic Steel and Unalloyed Quality Steels
Superseded by:
EN 10016-Part 1:1995 Non-Alloy Steel Rod for Drawing or Cold
Rolling; General Requirements
EN 10016-Part 2:1995 Non-Alloy Steel Rod for Drawing or Cold
Rolling; Specific Requirements for General Purpose Rod
AFNOR
NF A35-051:1982 Fil Machine en Acier Non Allié Destiné au
Tréfilage et au Laminage à Froid-Nuances
Superseded by:
EN 10016-Part 2:1995 Non-Alloy Steel Rod for Drawing and/or Cold
Rolling Specific Requirements for General Purposes Rod.
AFNOR
NF EN 10083-Part 1:1991 (A35-552-Part 1)
Aciers Pour Trempe et Revenu–Partie 1:Conditions Techniques de
Livraison des Aciers Spéciaux
Superseded by:
EN 10083-Part 1:1997 Quenched and Tempered Steels Technical
Delivery Conditions for Specials Steels.
AFNOR
NF EN 10083-Part 2:1991 Aciers pour Trempe et Revenu – Partie
2:Conditions Techniques de Livraison des Aciers de Qualité Non
Alliés
AFNOR
NF A33-101:1982 Aciers au Carbone de Qualité Aptes au Forgeage
et aux Traitements Thermiques – Demi Produits, Barres et Fil
Machine
Superseded by:
EN 10083-Part 2:1997 Quenched and Tempered Steels Technical
Delivery Conditions for Unalloyed Quality Steels.
AFNOR
NF A35-551:1986 Aciers de Construction Non Alliés et Alliés
Spéciaux pour Cémentation–Nuances-Demi-Produits, Barres et Fils
Machine
Superseded by:
EN 10084:1998 Case Hardening Steels. Technical Delivery
Conditions

Chapter 3: Structural Steel Plates
Former National Standards Current Standards
BSI BS 4360:1986 Specification for Weldable Structural Steels
(Withdrawn)
Partially Superseded by:
EN 10025:1993 Hot Rolled Products of Non-Alloy Structural Steels–
Technical Delivery Conditions
BSI BS 4360:1990 Weldable Structural Steels (Withdrawn)
Superseded by:
BS 7613:1994 Specification for Hot Rolled Quenched and Tempered
Weldable Structural Steel Plates (Withdrawn)
BS 7668:1994 Specification for Weldable Structural Steels. Hot
Finished Structural Hollow Sections in Weather Resistant Steels
EN 10113 Hot-Rolled Products in Weldable Fine Grain Structural
Steels
EN 10113-Part 1:1993 General Delivery Conditions
EN 10113-Part 2:1993 Delivery Conditions for
Normalized/Normalized Rolled Steels
EN 10113-Part 3:1993 Delivery Conditions for Thermomechanical
Rolled Steels
EN 10155:1993 Structural Steels with Improved Atmospheric
Corrosion Resistance. Technical Delivery Conditions
EN 10029:1991 Tolerances on Dimensions, Shape and Mass for Hot
Rolled Steel Plates 3 mm Thick or Above
EN 10210-Part 1: 1994 Hot Finished Structural Hollow Sections of
Non-Alloy and Fine Grain Structural Steels. Technical Delivery
Requirements
BSI BS 7613:1994 Hot Rolled Quenched and Tempered Weldable
Structural Steel Plates (Withdrawn)
Superseded by:
EN 10137 Plates and Wide Flats Made of High Yield Strength
Structural Steels in the Quenched and Tempered or Precipitation
Hardened Conditions
EN 10137-Part 1:1996 General Delivery Conditions
EN 10137-Part 2:1996 Delivery Conditions for Quenched and
Tempered Steels
EN 10137-Part 3:1996 Delivery Conditions for Precipitation
Hardened Steels
DIN 17100:1980 Steels for General Structural Purposes; Quality
Standard
Partially Superseded by:
EN 10025:1993 Hot Rolled Products of Non-Alloy Structural Steels–
Technical Delivery Conditions
DIN 17102:1983 Weldable Normalized Fine Grain Structural Steels;
Technical Delivery Conditions for Plate, Strip, Wide Flats, Sections
And Bars (Withdrawn)
Superseded by:
EN 10113 Hot Rolled Products Made from Weldable, Fine Grain
Structural Steel;
EN 10113-Part 1:1993 General Technical Delivery Conditions
EN 10113-Part 2:1993 Delivery Conditions for
Normalized/Normalized Rolled Steels
EN 10028 Flat Products Made from Steel for Pressure Purposes
EN 10028-Part 1:1993 General Requirements
EN 10028-Part 3:1993 Weldable Fine Grain Steels, Normalized
AFNOR
NF A 35-504:1984 Poutrelles et Profils en Aciers à Haute Limite
d’Élasticité pour Constructions Soudées Nuances et Qualités
AFNOR
NF A 36-201:1984 Tôles en Aciers à Haute Limite D’Élasticité pour
Constructions Soudées-Nuances et Qualités
Superseded by:
EN 10113 Hot-Rolled Products in Weldable Fine Grain Structural
Steels
EN 10113-Part 2:1993 Delivery Conditions for
Normalized/Normalized Rolled Steels.

Chapter 3: Structural Steel Plates (Continued)
Former National Standards Current Standards
AFNOR
NF A 36-204:1992 Produits Sidérurgiques – Tôles en Aciers à Haute
Limite d’Élasticité Livrées à l’État Traité pour Construction Soudée –
Nuances et Qualité
Superseded by:
EN 10137 Plates and Wide Flats Made of High Yield Strength
Structural Steels in the Quenched and Tempered or Precipitation
Hardened Conditions
EN 10137-Part 2:1995 Delivery Conditions for Quenched and
Tempered Steels
EN 10137-Part 3:1995 Delivery Conditions for Precipitation
Hardened Steels
AFNOR
NF A35-502:1984 Aciers de Construction à Résistance Améliorée à
la Corrosion Atmosphérique – Tôles Minces Moyennes et Fortes,
Larges Plats, Laminés Marchands et Poutrelles
Superseded by:
EN 10155:1993 Structural Steels with Improved Atmospheric
Corrosion Resistance – Technical Delivery Conditions

Chapter 4: Pressure Vessel Steel Plates
Former National Standards Superseded by EN Standards Current EN Standards
BSI BS 1501 Steels for Pressure Purposes.
BSI BS 1501-Part 1:1980 Specification for Carbon and Carbon
Manganese Steels: Plates (Withdrawn)
Superseded by:
EN 10028 Specification for Flat Products Made of Steels for Pressure
Purposes.
EN 10028-Part 2:1993 Non-Alloy and Alloy Steels with Specified
Elevated Temperature Properties
EN 10028-Part 3:1993 Weldable Fine Grain Steels, Normalized
EN 10029:1991 Specification for Tolerances on Dimensions, Shape
and Mass for Hot Rolled Steel Plates 3 Mm Thick or Above
BSI BS 1501-Part 2:1988 Steels for Pressure Purposes.
Specification for Alloy Steels: Plates (Withdrawn)
Superseded by:
EN 10028-Part 2:1993 Non-Alloy and Alloy Steels with Specified
Elevated Temperature Properties
EN 10028-Part 3:1993 Weldable Fine Grain Steels, Normalized
EN 10028-Part 4:1995 Specification for Flat Products Made of Steels
for Pressure Purposes. Nickel Alloy Steels with Specified Low
Temperature Properties
EN 10029:1991 Specification for Tolerances on Dimensions, Shape
and Mass for Hot Rolled Steel Plates 3 Mm Thick or Above
BSI BS 1501-Part 1:1980 Steels for Pressure Purposes.
Specification for Carbon and Carbon Manganese Steels: Plates
(Withdrawn)
BSI BS 1501-Part 2:1988 Steels for Pressure Purposes.
Specification for Alloy Steels: Plates (Withdrawn)
Superseded by:
EN 10028-Part 1:2000 Specification for Flat Products Made of Steels
for Pressure Purposes. General Requirements
BSI BS 1501-Part 3:1990 Amd 5 Steels for Pressure Purposes
Specification for Corrosion- and Heat-Resisting Steels: Plates,
Sheet and Strip (Withdrawn)
Superseded by:
EN 10028-Part 7:2000 Flat Products Made of Steels for Pressure
Purposes Stainless Steels
Partially Superseded by:
EN 10029:1991 Specification for Tolerances on Dimensions, Shape
And Mass for Hot Rolled Steel Plates 3 Mm Thick or Above
EN 10048:1997 Hot Rolled Narrow Steel Strip. Tolerances on
Dimensions and Shape
EN 10051:1992 Specification for Continuously Hot-Rolled Uncoated
Plate, Sheet and Strip of Non-Alloy and Alloy Steels. Tolerances on
Dimensions and Shape
EN 10258:1997 Cold-Rolled Stainless Steel Narrow Strip and Cut
Lengths. Tolerances on Dimensions and Shape
EN 10259:1997 Cold-Rolled Stainless and Heat Resisting Steel Wide
Strip and Plate/Sheet. Tolerances on Dimensions and Shape
DIN 17280:1985 Steels With Low Temperature Toughness;
Technical Delivery Conditions for Plate. Sheet, Strip, Wide
Flats,Sections,Bars and Forgings
Partially Superseded by:
EN 10028-Part 1:2000 Flat Products Made of Steel for Pressure
Purposes – General Requirements
EN 10028-Part 4 1994 Flat Products Made of Steels for Pressure
Purposes; Nickel-Alloy Steels with Specified Low Temperature
Properties
DIN 17441:1997 Technical Delivery Conditions for Stainless Steel
Cold-Rolled Strip, Slit Strip and Plate Cut Therefrom for Pressure
Purposes
Superseded by:
EN 10028-Part 7:2000 Flat Products Made of Steels for Pressure
Purposes Stainless Steels

Chapter 4: Pressure Vessel Steel Plates (Continued)
Former National Standards Superseded by EN Standards Current EN Standards
DIN 17440:1996 Technical Delivery Conditions for Stainless Steel
Plate, Hot Rolled Strip, and Bars for Pressure Purposes
DIN 17460:1992 High-Temperature Austenitic Steel Plate and Sheet,
Cold and Hot Rolled Strip, Bars and Forgings; Technical Delivery
Conditions
Partially Superseded by:
EN 10028-Part 7:2000 Flat Products Made of Steels for Pressure
Purposes Stainless Steels
AFNOR
NF A36-205:1982 (Title Not Found)
AFNOR
NF A36-206:1983 (Title Not Found)
Superseded by:
EN 10028-Part 2:1992 Flat Products Made of Steels for Pressure
Purposes. Non-Alloy and Alloy Steels with Specified Elevated
Temperature Properties.
AFNOR
NF A36-207:1982 (Title Not Found)
Superseded by:
EN 10028-Part 3:1992 Flat Products Made of Steels for Pressure
Purposes. Weldable Fine Grain Steels, Normalized.
AFNOR
NF A36-208:1982 Tôles en Aciers au Nickel pour Appareils à
Pression à Basse Température
Superseded by:
EN 10028-Part 4:1994 Flat Products Made of Steels for Pressure
Purposes. Nickel Alloy Steels with Specified Low Temperature
Properties.

Chapter 6: Steel Forgings
Former National Standards Superseded by EN Standards Current Standards
BSI BS 1503:1989 Amd 3 Steel Forgings for Pressure Purposes
(Withdrawn)
Superseded by:
EN 10222 Steel Forgings for Pressure Purposes
EN 10222-Part 1:1998 General Requirements for Open Die Forgings
EN 10222-Part 2:2000 Ferritic and Martensitic Steels with Specified
Elevated Temperature Properties
EN 10222-Part 3:1999 Nickel Steels with Specified Low-Temperature
EN 10222-Part 4:1999 Weldable Fine-Grain Steels with High Proof
Strength
EN 10222-Part 5:2000 Martensitic, Austenitic and Austenitic-Ferritic
Stainless Steels
BSI BS 29:1976 Carbon Steel Forgings Above 150 mm Ruling
Section (Withdrawn)
Superseded by:
EN 10250-Part 2:2000 Corr 1 Open Die Steel Forgings for General
Engineering Purposes Non-Alloy Quality and Special Steels CORR
11041
BSI BS 4670:1971 Alloy Steel Forgings (Withdrawn)
Superseded by:
EN 10250-Part 3:2000 Open Die Steel Forgings for General
Engineering Purposes
DIN 17103:1989 Weldable Fine Grain Structural Steel Forgings;
Technical Delivery Conditions (Withdrawn)
DIN 17243:1987 Weldable Heat Resisting Steel Forgings and Rolled
or Forged Steel Bars; Technical Delivery Conditions (Withdrawn)
Superseded by:
EN 10222-Part 1:1998 Steel Forgings for Pressure Purposes
General Requirements for Open Die Forgings
DIN 17280:1985 Steels with Low Temperature Toughness; Technical
Delivery Conditions for Plate, Sheet, Strip, Wide Flats, Sections, Bars
and Forgings (Withdrawn)
DIN 17440:1996 Stainless Steels- Technical Delivery Conditions for
Plates, Hot Rolled Strip and Bars for Pressure Purposes, Drawn Wire
and Forgings (Withdrawn)
DIN 17100:1980 Steels for General Structural Purposes; Quality
Standard (Withdrawn)
Partially Superseded by:
EN 10222-Part 1:1998 Steel Forgings for Pressure Purposes
General Requirements for Open Die Forgings
DIN 17243:1987 Weldable Heat Resisting Steel Forgings and Rolled
or Forged Steel Bars; Technical Delivery Conditions (Withdrawn)
Superseded by:
EN 10222 Steel Forgings for Pressure Purposes
EN 10222-Part 1:2000 General Requirements for Open Die Forgings
EN 10222-Part 2:2000 Ferritic and Martensitic Steels with Specified
Elevated Temperature Properties (Includes Corrigendum AC: 2000)
EN 10273:2000 Hot Rolled Weldable Steel Bars for Pressure
Purposes with Specified Elevated Temperature
DIN 17100:1980 Steels for General Structural Purposes; Quality
Standard (Withdrawn)
Superseded by:
EN 10250 Open Die Steel Forgings for General Engineering
Purposes
EN 10250-Part 1:1999 General
EN 10250-Part 2:1999 Non-Alloy Quality and Special Steels
DIN 17440:1996 Stainless Steels-Technical Delivery Conditions for
Plates, Hot Rolled Strip and Bars for Pressure Purposes, Drawn Wire
and Forgings (Withdrawn)
Partially Superseded by:
EN 10250-Part 1:1999 General
EN 10250-Part 4:2000 Open Die Steel Forgings for General
Engineering Purposes

Chapter 6: Steel Forgings (Continued)
Former National Standards Superseded by EN Standards Current Standards
AFNOR
NF A36-601:1980 Pièces Forgées en Acier Soudable pour
Chaudières et Appareils à Pression- Aciers au Carbone et CarboneManganèse-Nuances et Qualités (Withdrawn)
AFNOR
NF A36-602:1988 Pièces Forgées en Acier Soudable pour
Chaudières et Appareils à Pression – Aciers Alliés au Mo, au Mn-Mo
et au Cr-Mo Nuances et Qualités (Withdrawn)
AFNOR
NF A36-603:1988 Pièces Forgées en Acier Soudable pour
Chaudières et Appareils à Pression-Aciers Alliés à Haute Limite
d’Élasticité Nuances et Qualités (Withdrawn)
AFNOR
NF A36-607:1984 Pièces Obtenues par Forgeage Libre ou
Estampage en Aciers Inoxydables Austénitiques pour Chaudières et
Appareils à Pression – Nuances et Qualités (Withdrawn)
Superseded by:
EN 10222 Steel Forgings for Pressure Purposes
EN 10222-Part 1:1998 General Requirements for Open Die Forgings
EN 10222 Steel Forgings for Pressure Purposes
EN 10222-Part 3 :1999 Nickel Steels with Specified Low
Temperature Properties.
EN 10222-Part 4 :1999 Weldable Fine Grain Steels with High Proof
Strength
EN 10222 Steel Forgings for Pressure Purposes
EN 10222-Part 2:2000 Ferritic and Martensitic Steels with Specified
Elevated Temperature Properties
EN 10222-Part 5:2000 Martensitic, Austenitic and Austenitic-Ferritic
Stainless Steels
AFNOR
NF A36-612:1982 Pièces Forgées d’Usage Général – Aciers Non
Alliés (Withdrawn)
AFNOR
NF A36-613:1986 Pièces Forgées d’Usage Général – Aciers
Inoxydables (Withdrawn)
Superseded by:
EN 10250 Open Die Steel Forgings for General Engineering
Purposes
EN 10250-Part 1:1999 General Requirements
AFNOR
NF A36-612:1982 Pièces Forgées d’Usage Général – Aciers Non
Alliés (Withdrawn)
Superseded by:
EN 10250 Open Die Steel Forgings for General Engineering
Purposes
EN 10250-Part 2:1999 Non-Alloy Quality and Special Steels
AFNOR
NF A36-613:1986 Pièces Forgées d’Usage Général – Aciers
Inoxydables (Withdrawn)
Superseded by:
EN 10250-Part 4:1999 Open Die Steel Forging for General
Engineering Purposes

Chapter 7: Steel Castings
Former National Standards Superseded by EN Standards Current EN Standard
BSI BS 1504:1976 Steel Castings for Pressure Purposes
(Withdrawn)
Superseded by:
EN 10213 Steel Castings for Pressure Purposes
EN 10213-Part 1:1996 General
EN 10213-Part 2:1996 Steel Grades for Use at Room Temperature
and at Elevated Temperature
EN 10213-Part 3:1996 Steels for Use at Low Temperatures
EN 10213-Part 4:1996 Austenitic and Austenitic-Ferritic Steel Grades
DIN 17245:1987 Ferritic Steel Castings with Elevated Temperature
Properties; Technical Delivery Conditions (Withdrawn)
Superseded by:
EN 10213: Steel Castings for Pressure Purposes
EN 10213-Part 1:1996 General
EN 10213-Part 2:1996 Steel Grades for Use at Room Temperature
and at Elevated Temperature
DIN 17182:1992 General Purpose Steel Castings with Enhanced
Weldability and Higher Toughness; Technical Delivery Conditions
(Withdrawn)
Partially Superseded by:
EN 10213 Steel Castings for Pressure Purposes
EN 10213-Part 1:1996 General
EN 10213-Part 3:1996 Steels for Use at Low Temperatures
DIN 17445:1984 Stainless Steel Castings; Technical Delivery
Conditions (Withdrawn)
Partially Superseded by:
EN 10213 Steel Castings for Pressure Purposes
EN 10213-Part 1:1996 General
EN 10213-Part 4:1996 Austenitic and Austenitic-Ferritic Steel Grades
DIN 17445:1984 Stainless Steel Castings; Technical Delivery
Conditions (Withdrawn)
Superseded by:
EN 10213 Steel Castings for Pressure Purposes
EN 10213-Part 1:1996 General
EN 10213-Part 4:1996 Austenitic and Austenitic-Ferritic Steel Grades
EN 10283:1999 Corrosion Resistant Steel Castings
AFNOR
NF A32-055:1985 Produits de Fonderie–Aciers Moulés Soudables
pour Chaudières et Appareils à Pression (Withdrawn)
Superseded by:
EN 10213 Steel Castings for Pressure Purposes
EN 10213-Part 1:1996 General
EN 10213-Part 2:1996 Steel Grades for Use at Room Temperature
and at Elevated Temperature
EN 10213-Part 3:1996 Steels for Use at Low Temperatures
EN 10213-Part 4:1996 Austenitic and Austenitic-Ferritic Steel Grades

Chapter 8: Wrought Stainless Steels and Heat-Resisting Steels
Former National Standards Superseded by EN Standards Current EN Standards
BSI BS 970-Part 1:1991 Wrought Steels for Mechanical and Allied
Engineering Purposes General Inspection and Testing Procedures
and Specific Requirements for Carbon, Carbon Manganese, Alloy
and Stainless Steels (Withdrawn)
Partially Superseded by:
BS 970-Part 1:1996 Specification for Wrought Steels for Mechanical
and Allied Engineering Purposes. General Inspection And Testing
Procedures and Specific Requirements for Carbon, Carbon
Manganese, Alloy and Stainless Steels
EN 10083-Part 3:1996 Quenched and Tempered Steels. Technical
Delivery Conditions for Boron Steels
EN 10088-Part 2:1995 Stainless Steels Technical Delivery
Conditions for Sheet/Plate and Strip for General Purpose
EN 10088-Part 3:1995 Stainless Steels Technical Delivery
Conditions for Semi-Finished Products, Bars, Rods and Sections for
General Purposes
BSI BS 1449-Part 2:1983 Amd 4 Steel Plate, Sheet and Strip
Specification for Stainless and Heat-Resisting Steel Plate, Sheet and
Strip AMD 9648 (Withdrawn)
Superseded by:
EN 10029:1991 Specification for Tolerances on Dimensions, Shape
and Mass for Hot Rolled Steel Plates 3 Mm Thick or Above
EN 10048:1997 Hot Rolled Narrow Steel Strip. Tolerances on
Dimensions and Shape
EN 10051:1992 Specification for Continuously Hot-Rolled Uncoated
Plate, Sheet and Strip of Non-Alloy and Alloy Steels. Tolerances on
Dimensions and Shape
EN 10095:1999 Heat Resisting Steels and Nickel Alloys
EN 10258:1997 Cold-Rolled Stainless Steel Narrow Strip and Cut
Lengths. Tolerances on Dimensions and Shape
EN 10259:1997 Cold-Rolled Stainless and Heat Resisting Steel Wide
Strip and Plate/Sheet. Tolerances on Dimensions and Shape
BSI BS 970-Part 1:1996 Wrought Steels for Mechanical and Allied
Engineering Purposes-Part 1: General Inspection and Testing
Procedures and Specific Requirements for Carbon, Carbon
Manganese, Alloy and Stainless Steels
Partially Superseded by:
EN 10084:1998 Case Hardening Steels. Technical Delivery
Conditions
EN 10085:2001 Nitriding Steel. Technical Delivery Conditions
EN 10087:1999 Free Cutting Steels. Technical Delivery Conditions
for Semi-Finished Products, Hot Rolled Bars and Rods
EN 10095:1999 Heat Resisting Steels and Nickel Alloys
EN 10250-Part 4:2000. Open Steel Die Forgings for General
Engineering Purposes. Stainless Steels
EN 10095:1999 Heat Resisting Steels and Nickel Alloys
DIN 17440:1985 Stainless Steels; Technical Delivery Conditions for
Plate and Sheet, Hot Rolled Strip, Wire Rod, Drawn Wire, Steel Bars,
Forgings and Semi-Finished Products
DIN 17441:1985 Stainless Steels; Technical Delivery Conditions for
Cold Rolled Strip and Slit Strip and for Plate and Sheet Cut
Therefrom
Superseded by:
EN 10088-Part 2:1995 Stainless Steels Technical Delivery
Conditions for Sheet/Plate and Strip for General Purpose
DIN 17440:1985 Stainless Steels; Technical Delivery Conditions for
Plate and Sheet, Hot Rolled Strip, Wire Rod, Drawn Wire, Steel Bars,
Forgings and Semi-Finished Products
Partially Superseded by:
EN 10088-Part 3:1995 Stainless Steels; Technical Delivery
Conditions for General Purpose Semi-Finished Products, Bars, Rod
and Sections

Chapter 8: Wrought Stainless Steels and Heat-Resisting Steels (Continued)
Former National Standards Superseded by EN Standards Current EN Standards
DIN 17440:1985 Stainless Steels; Technical Delivery Conditions for
Plate and Sheet, Hot Rolled Strip, Wire Rod, Drawn Wire, Steel Bars,
Forgings and Semi-Finished Products
Partially Superseded by:
EN 10250-Part 4:2000 Open Die Steel Forgings for General
Engineering Purposes. Stainless Steels
AFNOR
NF A35-573:1990 Produits Sidérurgiques- Aciers Inoxydables
d’Usage Général-Tôles, Larges Bandes et Feuillards
Superseded by:
EN 10088-Part 2:1995 Stainless Steels Technical Delivery
Conditions for Sheet/Plate And Strip for General Purposes
AFNOR
NF A35-574:1990 Produits Sidérurgiques-Aciers Inoxydables
d’Usage Général-Demi-Produits, Barres et Fil Machine
Superseded by:
EN 10088-Part 3:1995 Stainless Steels Technical Delivery
Conditions for Semi-Finished Products, Bars, Rods, and Sections For
General Purposes.

Chapter 9: Steels for Special Use
Former National Standards Superseded by EN Standards Current EN Standard
BSI BS 970-Part 1:1996 Wrought Steels for Mechanical and Allied
Engineering Purposes: General Inspection and Testing Procedures
and Specific Requirements for Carbon, Carbon Manganese, Alloy
and Stainless Steels
Superseded by:
EN 10095:1999 Heat resisting steels and nickel alloys
BSI BS 970-Part 1:1996 Wrought Steels for Mechanical and Allied
Engineering Purposes General Inspection and Testing Procedures
and Specific Requirements for Carbon, Carbon Manganese, Alloy
and Stainless Steels
Partially Superseded by:
EN 10084:1998 Case Hardening Steels. Technical Delivery
Conditions
EN 10085:2001 Nitriding Steel. Technical Delivery Conditions
EN 10087:1999 Free Cutting Steels-Technical Delivery Conditions for
Semi-Finished Products, Hot-Rolled Bars and Rods
EN 10250-4:2000 Open Steel Die Forgings for General Engineering
Purposes. Stainless Steels
BSI BS 1449-Part 2:1983 Steel Plate, Sheet and Strip. Specification
for Stainless and Heat-Resisting Steel Plate, Sheet and Strip
(Withdrawn)
Superseded by:
EN 10095:1999 Heat Resisting Steels and Nickel Alloys
EN 10029:1991 Specification for Tolerances on Dimensions, Shape
and Mass for Hot Rolled Steel Plates 3 Mm Thick or Above
EN 10048:1997 Hot Rolled Narrow Steel Strip. Tolerances on
Dimensions and Shape
EN 10051:1992 Specification for Continuously Hot-Rolled Uncoated
Plate, Sheet and Strip of Non-Alloy and Alloy Steels. Tolerances on
Dimensions and Shape
EN 10258:1997 Cold-Rolled Stainless Steel Narrow Strip and Cut
Lengths. Tolerances on Dimensions and Shape
EN 10259:1997 Cold-Rolled Stainless and Heat Resisting Steel Wide
Strip and Plate/Sheet. Tolerances on Dimensions and Shape
BSI BS 970-Part 3:1991 Wrought Steel for Mechanical and Allied
Engineering Purposes: Bright Bars for General Engineering
Purposes
Superseded by:
EN 10277 Bright Steel Products. Technical Delivery Conditions
EN 10277-Part 1:1999. General
EN 10277-Part 2:1999 Steels for General Engineering Purposes
EN 10277-Part 3:1999 Free-Cutting Steels
EN 10277-Part 4:1999 Case-Hardening Steels
EN 10277-Part 5:1999 Bright Steel Products. Technical Delivery
Conditions. Steels for Quenching and Tempering
EN 10278:1999 Dimensions and Tolerances of Bright Steel Products
BSI BS 5770:1981 Steel Strip Intended for the Manufacture of
Springs
BSI BS 5770-Part 1:1981: Hot Rolled Steel and Low Alloy Steel
(Withdrawn)
BSI BS 5770-Part 2:1981 Amd 1 Cold Rolled Carbon and Low Alloy
Steel (Withdrawn)
BSI BS 5770-Part 3:1981 Pre-Hardened and Tempered Carbon Steel
(Withdrawn)
Superseded by:
EN 10132-Part 1:2000 Cold Rolled Narrow Steel Strip for Heat
Treatment. Technical Delivery Conditions. General
EN 10132-Part 4:2000 Cold Rolled Narrow Steel Strip for Heat
Treatment-Technical Delivery Conditions-Spring Steels and Other
Applications
BSI BS 4659:1989 Tool and Die Steels
Superseded by:
EN ISO 4957:2000 Tool Steels

Chapter 9: Steels for Special Use (Continued)
Former National Standards Superseded by EN Standards Current EN Standard
DIN 1651:1988 Free-Cutting Steels; Technical Delivery Conditions
Partially Superseded by:
EN 10087:1999 Free-Cutting Steels; Technical Delivery Conditions
for Semi-Finished Products, Hot-Rolled Bars and Rods
DIN 17222:1979 Cold Rolled Steel Strips for Springs; Technical
Conditions of Delivery
Superseded by:
EN 10132-4-Part 4:2000 Cold-Rolled Narrow Steel Strip for HeatTreatment – Technical Delivery Conditions: Spring Steels and Other
Applications
EN 10132–Part 1:2000 Cold-Rolled Narrow Steel Strip for Heat
Treatment – Technical Delivery Conditions: General
DIN 17350:1980 Tool Steel
Superseded by:
EN ISO 4957:2000 Tool Steels
DIN 17230:1980 Ball and Roller Bearing Steels; Technical
Conditions of Delivery
Superseded by:
EN ISO 683-Part 17:1999 Heat-Treated Steels, Alloy Steels and
Free-Cutting Steels: Ball and Roller Bearing Steels
AFNOR
NF A35-561:1992 Produits Sidérurgiques-Barres, Fil Machine en
Acier de Décolletage d’Usage Général-Conditions Techniques de
Livraison
NF A35-562:1986 Barres et Fils Machine en Aciers de Décolletage
Spéciaux pour Traitement Thermique
Superseded by:
EN 10087:1999 Free-Cutting Steels. Technical Delivery Conditions
for Semi-Finished Products, Hot-Rolled Bars and Rods.
AFNOR
NF A37-401:1993 Produits en Acier Transformés à Froid-Barres
Étirées et Ronds Écroutés-Galètes-Caractéristiques Mécaniques
Superseded by:
EN 10277-Part 3:1999 Bright Steel Products. Technical Delivery
Conditions. Free-Cutting Steels.
AFNOR
NF A 35-565: 1999 Aciers pour Traitement Thermique, Aciers Alliés
et Aciers pour Décolletage. Partie 17:Aciers pour Roulements
Superseded by:
EN ISO 683-Part 17:1999 Heat-Treated Steels, Alloy Steels and
Free-Cutting Steels: Ball and Roller Bearing Steels
AFNOR
NF A35-590:1992 Aciers Outils
Superseded by:
EN ISO 4957:2000 Tool Steels