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See Chinese contents: GB/T 223.71-1997 GB/T 223.71-1997: Methods for chemical analysis of iron, steel and alloy The gravimetric method after combustion in the pipe furnace for the determination of carbon content
This Standard specifies the gravimetric method after combustion in the pipe furnace for the determination of sulfur content. This Standard applies to the determination of carbon content of 0.10% (m/m) ~ 5.00% (m/m) in iron, steel, high temperature alloy and precision alloy.
