Reaffirmed 2022

1. Scope

1.1 This standard covers the requirements for iron powder for use in the manufacture of sintered bearings and parts.

2. References

2.1 The following standards contain provisions, which through reference in this text, constitute provisions of this standard. At the time of the publication, the editionsindicated were valid. All the standards are subject to revision, and parties to agreement based on this standard are encouraged to investigate the possibility applying the most recent editions of the standard.

1387 : 1993 General requirements for the supply of metallurgical materials(second revision)

4840 : 1984 Method for determination of flaw rate of metal powders for powder metallurgical purposes (first revision)

4848 : 1981 Method for determination of apparent density of free flowing powders for powder metallurgical purposes (first revision)

4857 : 2005/ISO 3927 : 2001 Metallic powders excluding powders for hardmetals - Determination of compressibility in uniaxial compression (fourth revision)

ISO 4491-2 : 19895432 : 1982 Glossary of terms relating to powder metallurgy (first revision)

ISO 4491-2 : 19895461 : 1984 Method for sieve analysis of metal powders (first revision)

5644 (Part 2) : 1993/ISO 4491-2 : 1989 Metallic powder : Part 2 Loss of mass on hydrogen reduction (hydrogen loss) (third revision)

6492 : 1972 Method for sampling of powder for powder metallurgical purposes

7438 : 1974 Method for test for acid insoluble content in iron, copper, tin and bronze powders (first revision)