铸钢件材质标准

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铸钢件材质标准This standard has been prepared by ECISS/TC 31 Steel castings (Secretariat: France).
The responsible German body involved in its preparation was the Normenausschuss Eisen und Stahl(Steel
and Iron Standards Committee)， Technical Committee 11 Stahlguss.
Amendments
This standard differs from DIN 1681， June 1985 edition， DIN 17182， May 1992 edition， and DIN 17205， April
1992 edition， as follows:
a) DIN 1681:1985-06
1) Steel grades GS200 (1.0449) and GS240 (1.0455) have been included.
2) Steel grade GS – 52 (1.0552) has been dropped.
3) The steel names have been changed as follows (with the material numbers left unchanged):
Designation as in DIN EN 10293 Designation as in DIN 1681
Name
Material
number
Name
Material
number
GE200 1.0420 GS – 38 1.0420
GE240 1.0446 GS – 45 1.0446
GE300 1.0558 GS – 60 1.0558
4) Details regarding chemical composition， mechanical properties， heat treatment and welding oper-ations have been amended.
5) The standard has been editorially revised