GB/T 223.34-2000 Methods for chemical analysis of iron,steel and alloy-The determination of hydrochloric acid-insoluble content of iron powders (English Version)
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 223.34-2000
Replace
GB/T 223.34-1984
Scope
This standard specifies the gravimetric method for determining the content of hydrochloric acid insoluble matter in iron powder. This standard applies to the determination of 0.10% (m/m) ~ 1.00% (m/m) hydrochloric acid insoluble matter in iron powder.
GB/T 223.34-2000 history
2000GB/T 223.34-2000 Methods for chemical analysis of iron,steel and alloy-The determination of hydrochloric acid-insoluble content of iron powders