GB/T 24583.3-2019
钒氮合金 氮含量的测定 蒸馏-中和滴定法
Vanadium-nitrogen—Determination of nitrogen content—Distillation-neutralization titration method
2019-06-04
GB/T 24583.1-2019
钒氮合金 钒含量的测定 硫酸亚铁铵滴定法
Vanadium-nitrogen—Determination of vanadium content—Ammonium ferrous sulfate titration method
2019-06-04
GB/T 24583.6-2019
钒氮合金 硫含量的测定 红外线吸收法
Vanadium-nitrogen—Determination of sulfur content—Infrared absorption method
2019-08-30
GB/T 24583.4-2019
钒氮合金 碳含量的测定 红外线吸收法
Vanadium-nitrogen—Determination of carbon content—Infrared absorption method
2019-06-04
GB/T 24583.7-2019
钒氮合金 氧含量的测定 红外线吸收法
Vanadium-nitrogen—Determination of oxygen content—Infrared absorption method
2019-06-04
GB/T 24583.5-2019e
钒氮合金 磷含量的测定 铋磷钼蓝分光光度法
Vanadium-nitrogen—Determination of phosphorus content—Bismuth molybdenum blue spectrophotometric method
2019-06-04
GB/T 24583.5-2019
钒氮合金 磷含量的测定 铋磷钼蓝分光光度法
Vanadium-nitrogen—Determination of phosphorus content—Bismuth molybdenum blue spectrophotometric method
2019-06-04
YB/T 4528-2016
氮化铬铁和高氮铬铁 氮含量的测定 惰性气体熔融热导法
Nitrogen-bearing ferrochromium and nitride ferrochrome with high nitrogen content-Determination of nitrogen content-Thermal conductimetric method after fusion in a current of inert gas
2016-04-05
YB/T 4529-2016
氮化锰铁 氮含量的测定 惰性气体熔融热导法
Nitrogen-bearing ferromanganese-Determination of nitrogen content-Thermal conductimetric method after fusion in a current of inert gas
2016-04-05
YB/T 4908.6-2021
钒铝合金 氧、氮含量的测定 惰性气体熔融红外吸收法和热导法
Vanadium-aluminum alloy-Determination of oxygen and nitrogen content-Infrared absorption method and thermal conductimetric method after fusion in a current of inert gas
2021-03-05
YB/T 4565-2016
钛铁氮含量的测定 惰性气体熔融热导法
Ferrotitanium-Determination of nitrogen content-Thermal conductimetric method after fusion in a current of inert gas
2016-10-22
GB/T 24583.8-2019
钒氮合金 硅、锰、磷、铝含量的测定 电感耦合等离子体原子发射光谱法
Vanadium-nitrogen—Determination of silicon, manganese, phosphorus, aluminum content—Inductively coupled plasma atomic emission spectrometric method
2019-06-04
KS D ISO 10720(2018 Confirm)
강 및 철의 질소 분석 방법－비활성 가스 흐름하에서 융해 후 열 전도도법
钢铁氮含量的测定惰性气体熔化后的热导法
2003-10-31
BS EN ISO 10720-2007
Steel and iron. Determination of nitrogen content. Thermal conductimetric method after fusion in a current of inert gas
钢铁 氮含量的测定 惰性气体中熔化后的热导率测量法
2009-06-30
KS D ISO 10720
강 및 철 — 질소 함유량의 정량 — 비활성 가스 흐름에서 용융 후 열 전도도법
钢铁氮含量的测定惰性气体熔化后的热导率法
2023-11-20
ISO 10720-1997
Steel and iron — Determination of nitrogen content — Thermal conductimetric method after fusion in a current of inert gas
钢铁及粉煤灰；氮含量的测定——惰性气体电流中熔化后的热导率测量法
1997-08-21
YB/T 4306-2012
钢铁及合金 氮含量的测定 惰性气体熔融热导法
Steel,iron and alloy-Determination of nitrogen content-Thermal conductimetric method after fusion in a current of inert gas
2012-11-07
KS D ISO 15351(2018 Confirm)
철 및 강－질소 분석 방법－비활성 가스 흐름에서 융해 후 열전도도법(일반적인 방법)
钢铁氮含量的测定惰性气体熔化后的热导法（常规法）
2003-11-29
BS EN ISO 15351-2010
Steel and iron. Determination of nitrogen content. Thermal conductimetric method after fusion in a current of inert gas (Routine method)
钢铁 氮含量的测定 惰性气体中熔化后的热导率法（常规法）
2010-05-31
KS D ISO 15351
강 및 철 — 질소 함유량의 정량 — 비활성 가스 흐름에서 용융 후 열 전도도법 (일상적인 방법)
钢铁氮含量的测定惰性气体熔化后的热导率法（常规法）
2023-11-20