IS 8392 : 1985 Tungsten powder for hardmetals

1 Scope

1.1 This standard covers the requirements of tungsten powderused for manufacturing hardmetals.

2 References

IS 2 :1960 Rules for rounding offnumerical values

IS 1387 : 1967General requirements for the supply of metallurgicalmaterials

IS 5644 : 1985 Method for the determination ofhydrogen loss ofmetallic powders

IS 7512 : 1974 Methodfor the determination of average particle size of metal powders by Fisher subsieve sizer

IS 6492 : 1972Sampling of powder for powder metallurgical purposes