Home / Standards / GB/T 4702.17-2016 GB/T 4702.17-2016 Active Chromium metal─Determination of oxygen, nitrogen and hydrogen content─Inert gas fusion thermal infrared detection method and conductivity method 金属铬 氧、氮、氢含量的测定 惰性气体熔融红外吸收法和热导法 Standard Type GBT ICS 77.100 CCS H11 Status 现行 Issue Date 2016-12-13 Implementation 2017-09-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A