Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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YSBC31403-2022 Standard sample for chemical analysis of high-quality alloy die steel 3Cr2MnNiMo via email in business day to be abolished
YSBC31404-2022 Standard sample for chemical analysis of alloy tool steel 5CrNiMo via email in business day to be abolished
YSBC31405-2022 Standard sample for chemical analysis of alloy tool steel 7CrSiMnMoV via email in business day to be abolished
YSBC31406-2022 Standard sample for chemical analysis of alloy tool steel CrWMn via email in business day to be abolished
YSBC31407-2022 Standard sample of die steel 5CrMnMo via email in business day to be abolished
YSBC31408-2022 Standard sample of die steel 3Cr2Mo via email in business day to be abolished
YSBC31901-2022 Standard sample for analysis of oxygen, nitrogen and hydrogen gas in steel ([O] 0.0025%, [N] 0.0060%), [H] 0.00008%) via email in business day to be abolished
YSBC31921-2022 Special standard sample for carbon and sulfur (C0.75%, S0.01%) via email in business day to be abolished
YSBC31922-2022 Special standard sample for carbon and sulfur (C1.00%, S0.02%) via email in business day valid
YSBC31926-2022 Standard sample for analysis of oxygen and nitrogen gas in steel ([O] 0.0035%, [N] 0.0060%) via email in business day to be abolished
YSBC35607-2022 Standard sample for silicon-calcium alloy (Ca31Si60) via email in business day to be abolished
YSBC35608-2022 Standard sample for silicon-calcium alloy (Ca29Si60) via email in business day to be abolished
YSBC35617-2022 Standard sample of high carbon ferrochrome FeCr70C7.0 via email in business day to be abolished
YSBC35618-2022 Standard sample of high carbon ferrochrome FeMn68C7.0 via email in business day to be abolished
YSBC35619-2022 standard sample of Mid-carbon Ferromanganese FeMn75C2.0 via email in business day to be abolished
YSBC35620-2022 Standard sample of manganese silicon alloy (FeMn68Si18) via email in business day to be abolished
YSBC35621-2022 Standard sample of ferrosilicon FeSi75-B via email in business day valid
YSBC35622-2022 Standard Sample of Molybdenum Iron via email in business day to be abolished
YSBC35624-2022 Standard Sample for Low Carbon, Low Aluminum (Ferroalloy) via email in business day to be abolished
YSBC35705-2022 Standard sample of titanium concentrate (rock ore) via email in business day to be abolished


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