GB/T 3648-2024
钨铁
Ferrotungsten
- 实施日期
- 2024-11-01
- ICS 分类
- 77.100
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
找到 223 条
GB/T 3648-2024
Ferrotungsten
GB/T 43899-2024
Pig iron—Determination of multi-element contents— Spark discharge atomic emission spectrometric method (Routine method)
GB/T 43901-2024
Ferronickel—Determination of arsenic,tin,stibonium,plumbum and bismuth contents—Inductively coupled plasma-mass spectrometric method(ICP-MS)
GB/T 4701.12-2024
Ferrotitanium—Determination of titanium content—Diantipyrylmethane spectrophotometric method
GB/T 4701.13-2024
Ferrotitanium—Determination of silicon, manganese, phosphorus,chromium, aluminum, magnesium, copper, vanadium, and nickel contents—Inductively coupled plasma atomic emission spectrometric method
GB/T 5683-2024
Ferrochromium
GB/T 3653.3-2023
Ferroboron—Determination of silicon content—Perchloric acid dehydration-gravimetric method
GB/T 3654.8-2023
Ferroniobium—Determination of titanium content—Chromotropic acid photometric method and diantipyrylmethane photometric method
GB/T 5686.5-2023
Ferromanganese,ferromanganese-silicon,nitrogen-bearing ferromanganese and manganese metal—Determination of carbon content—The Infrared absorption method,the gasometric method,the gravimetric method and the coulometric method
GB/T 7731.17-2023
Ferrotungsten—Determination of cobalt, nickel and aluminum contents—Inductively coupled plasma atomic emission spectrometric method
GB/T 5686.9-2023
Ferromanganese,ferromanganese-silicon,nitrogen-bearing ferromanganese and manganese metal—Determination of manganese,silicon,phosphorus and iron content—Wavelength dispersive X-ray fluorescence spectrometry(Fused cast bead method)
GB/T 4333.2-2023
Ferrosilicon—Determination of phosphorus content—Bismuth phosphomolybdate blue spectrophotometric method
GB/T 3211-2023
Metal chrome
GB/T 43110-2023
Chromium powder for additive manufacturing
GB/T 42794-2023
Ferronickel—Determination of carbon, sulfur, silicon, phosphorus, nickel, cobalt, chromium and copper contents—Spark atomic emission spectrometry
GB/T 5686.7-2022
Ferromanganese,ferromanganese-silicon,nitrogen-bearing ferromanganese and manganese metal—Determination of sulfur content—Infrared absorption method and combustion-neutralization method
GB/T 5686.1-2022
Ferromanganese,ferromanganese-silicon,nitrogen-bearing ferromanganese and manganese metal—Determination of manganese content—Potentiometric method, titrimetric method after ammonium nitrate oxidation and titrimetric method after perchloric acid oxidation
GB/T 5686.4-2022
Ferromanganese, ferromanganese-silicon, nitrogen-bearing ferromanganese and manganese metal—Determination of phosphorus content—Molybdenum blue spectrophotometric method and bismuth phosphomolybdate blue spectrophotometric method
GB/T 5686.2-2022
Ferromanganese, ferromanganese-silicon, nitrogen-bearing ferromanganese and manganese metal—Determination of silicon content—Molybdenum blue spectrophotometric method , silicon potassium fluoride titrimetric method and perchloric acid dehydration gravimetric method
GB/T 41496-2022
Ferroalloys一Determination of moisture of lots一Gravimetric method