China National Standards

China Steel alloy Determination GB Standards List


  •  China "Steel alloy Determination" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 223.60-2024 Steel and alloys - Determination of silicon content - Gravimetric method {译}
    钢铁及合金-硅含量的测定-重量法
    China National Standards
    Steel alloy Determination

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    GB/T 223.92-2023 Steel and alloys - Determination of lanthanum, cerium, praseodymium, neodymium and samarium content - Inductively coupled plasma mass spectrometry {译}
    钢铁及合金 镧、铈、镨、钕、钐含量的测定 电感耦合等离子体质谱法
    China National Standards
    Steel alloy Determination

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    GB/T 223.54-2022 Iron, steel and alloys - Determination of nickel content - Flame atomic absorption spectrometry {译}
    钢铁及合金 镍含量的测定 火焰原子吸收光谱法
    China National Standards
    Steel alloy Determination

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    GB/T 223.63-2022 Iron, steel and alloys - Determination of manganese content - Sodium (potassium) periodate spectrophotometric method {译}
    钢铁及合金 锰含量的测定 高碘酸钠(钾)分光光度法
    China National Standards
    Steel alloy Determination

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    GB/T 40342-2021 Method for determination of aluminum content in hot dipped zinc-aluminum alloy coating on steel wire
    钢丝热镀锌铝合金镀层中铝含量的测定
    China National Standards
    Steel alloy Determination

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    GB/T 223.91-2021 Iron, steel and alloy—Determination of copper—2,2’-Biquinoline spectrophotometric method
    钢铁及合金 铜含量的测定 2,2'-联喹啉分光光度法
    China National Standards
    Steel alloy Determination

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    GB/T 223.90-2021 Iron, steel and alloy—Determination of silicon content—Inductively coupled plasma atomic emission spectrometric method
    钢铁及合金 硅含量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    Steel alloy Determination

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    GB/T 39534-2020 Corrosion of metals and alloys—Method for determination of the uniform corrosion rate of stainless steels and nickel based alloys in liquids
    金属和合金的腐蚀 液体中不锈钢和镍基合金均匀腐蚀速率测定方法
    China National Standards
    Steel alloy Determination

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    GB/T 223.37-2020 Iron, steel and alloy—Determination of nitrogen content—Indophenol blue spectrophotometric method after distillation separation
    钢铁及合金 氮含量的测定 蒸馏分离靛酚蓝分光光度法
    China National Standards
    Steel alloy Determination

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    GB/T 223.88-2019 Iron, steel and alloy—Determination of calcium and magnesium contents—Inductively coupled plasma atomic emission spectrometric method
    钢铁及合金 钙和镁含量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    Steel alloy Determination

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    GB/T 223.89-2019 Iron, steel and alloy—Determination of tellurium content—Hydride generation-atomic fluorescence spectrometric method
    钢铁及合金 碲含量的测定 氢化物发生-原子荧光光谱法
    China National Standards
    Steel alloy Determination

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    GB/T 37619-2019 Corrosion of metals and alloys—Potentiostatic test and evaluation method for determination of susceptibility to grooving corrosion of high frequency electric resistance welded steel pipes
    金属和合金的腐蚀 高频电阻焊焊管沟槽腐蚀性能恒电位试验与评价方法
    China National Standards
    Steel alloy Determination

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    GB/T 223.88-2019 Iron, steel and alloy—Determination of calcium and magnesium contents—Inductively coupled plasma atomic emission spectrometric method
    钢铁及合金 钙和镁含量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    Steel alloy Determination

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    GB/T 223.87-2018 Iron,steel and alloy—Determination of calcium and magnesium—Inductively coupled plasma mass spectrometric method
    钢铁及合金 钙和镁含量的测定 电感耦合等离子体质谱法
    China National Standards
    Steel alloy Determination

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    GB/T 36164-2018 High alloy steel—Determination of multi-element contents—X-ray fluorescence spectrometry (routine method)
    高合金钢 多元素含量的测定 X射线荧光光谱法(常规法)
    China National Standards
    Steel alloy Determination

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    GB/T 4336-2016 Carbon and low-alloy steel—Determination of multi-element contents—Spark discharge atomic emission spectrometric method (routine method)
    碳素钢和中低合金钢 多元素含量的测定 火花放电原子发射光谱法(常规法)
    China National Standards
    Steel alloy Determination

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    GB/T 31931-2015 Zinc or zinc alloy coating on steel sheets or strips—Determination of hexavalent chromium content—1,5-Diphenylcarbohydrazide (diphenylcarbazide) spectrophotometric method
    钢板及钢带 锌及锌合金镀层中六价铬含量的测定 二苯碳酰二肼分光光度法
    China National Standards
    Steel alloy Determination

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    GB/T 223.65-2012 Steel, iron and alloy - Determination of cobalt content - Flame atomic absorption spectrometric method
    钢铁及合金 钴含量的测定 火焰原子吸收光谱法
    China National Standards
    Steel alloy Determination

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    GB/T 24520-2009 Cast iron and low alloy steel - Determination of lanthanum, cerium and magnesium content - Inductively coupled plasma atomic emission spectrometric method
    铸铁和低合金钢 镧、铈和镁含量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    Steel alloy Determination

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    GB/T 22368-2008 Low-alloy steel - Determination of multi-element contents - Glow discharge optical emission spectrometry(Routine method)
    低合金钢 多元素含量的测定 辉光放电原子发射光谱法(常规法)
    China National Standards
    Steel alloy Determination

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    GB/T 223.11-2008 Iron, steel and alloy - Determination of chromium content - Visual titration or potentiometric titration method
    钢铁及合金 铬含量的测定 可视滴定或电位滴定法
    China National Standards
    Steel alloy Determination

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    GB/T 223.59-2008 Iron,steel and alloy - Determination of phosphorus content - Bismuth phosphomolybdate blue spectrophotometric method and antimony phosphomolybdate blue spectrophotometric method
    钢铁及合金 磷含量的测定 铋磷钼蓝分光光度法和锑磷钼蓝分光光度法
    China National Standards
    Steel alloy Determination

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    GB/T 223.4-2008 Alloyed steel - Determination of manganese content - Potentiometric or visual titration method
    钢铁及合金 锰含量的测定 电位滴定或可视滴定法
    China National Standards
    Steel alloy Determination

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    GB/T 223.9-2008 Iron, steel and alloy - Determination of aluminium content - Chrom azurol S photometric method
    钢铁及合金 铝含量的测定 铬天青S分光光度法
    China National Standards
    Steel alloy Determination

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    GB/T 223.75-2008 Iron,steel and alloy - Determination of boron content - Methanol distillation-curcumin photometric method
    钢铁及合金 硼含量的测定 甲醇蒸馏-姜黄素光度法
    China National Standards
    Steel alloy Determination

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    GB/T 223.73-2008 Iron, steel and alloy - Determination of iron contents - Titanium trichloride-potassium dichromate titration method
    钢铁及合金 铁含量的测定 三氯化钛-重铬酸钾滴定法
    China National Standards
    Steel alloy Determination

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    GB/T 223.72-2008 Iron, steel and alloy - Determination of sulfur content - Gravimetric method
    钢铁及合金 硫含量的测定 重量法
    China National Standards
    Steel alloy Determination

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    GB/T 223.70-2008 Iron, steel and alloy - Determination of iron contents - O-phenanthroline spectrophotometric method
    钢铁及合金 铁含量的测定 邻二氮杂菲分光光度法
    China National Standards
    Steel alloy Determination

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    GB/T 223.69-2008 Iron, steel and alloy - Determination of carbon contents - Gas-volumetric method after combustion in the pipe furnace
    钢铁及合金 碳含量的测定 管式炉内燃烧后气体容量法
    China National Standards
    Steel alloy Determination

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    GB/T 223.67-2008 Iron, steel and alloy - Determination of sulfur content -Methylene blue spectrophotometric method
    钢铁及合金 硫含量的测定 次甲基蓝分光光度法
    China National Standards
    Steel alloy Determination

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    GB/T 223.64-2008 Iron, steel and alloyed - Determination of manganese content - Flame atomic absorption spectrometric method
    钢铁及合金 锰含量的测定 火焰原子吸收光谱法
    China National Standards
    Steel alloy Determination

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    GB/T 223.55-2008 Iron, steel and alloy - Determination of tellurium content - Oscillo-polarographic method
    钢铁及合金 碲含量的测定 示波极谱法
    China National Standards
    Steel alloy Determination

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    GB/T 223.43-2008 Iron, steel and alloy - Determination of tungsten content - Gravimetryc method and spectrophotometric method
    钢铁及合金 钨含量的测定 重量法和分光光度法
    China National Standards
    Steel alloy Determination

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    GB/T 223.31-2008 Iron, steel and alloy - Determination of arsenic content -Distillation-molybdenum blue spectrophotometric method
    钢铁及合金 砷含量的测定 蒸馏分离-钼蓝分光光度法
    China National Standards
    Steel alloy Determination

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    GB/T 223.29-2008 Iron, steel and alloy - Determination of lead content - Carrier precipitation-xylenol orange spectrophotometric method
    钢铁及合金 铅含量的测定 载体沉淀-二甲酚橙分光光度法
    China National Standards
    Steel alloy Determination

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    GB/T 223.26-2008 Iron, steel and alloy - Determination of molybdenum content - The thiocyanate spectrophotometric method
    钢铁及合金 钼含量的测定 硫氰酸盐分光光度法
    China National Standards
    Steel alloy Determination

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    GB/T 223.23-2008 Iron, steel and alloy - Determination of nickel content - The dimethylglyoxime spectrophotometric method
    钢铁及合金 镍含量的测定 丁二酮肟分光光度法
    China National Standards
    Steel alloy Determination

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    GB/T 21834-2008 Medium and low alloy steel - Determination of the distribution of multi-element contents - Original position statistic distribution analysis method
    中低合金钢 多元素成分分布的测定 金属原位统计分布分析法
    China National Standards
    Steel alloy Determination

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    GB/T 223.81-2007 Iron, steel and alloy - Determination of total aluminum and total boron contents - Microwave digestion - inductively coupled plasma mass spectrometric method
    钢铁及合金 总铝和总硼含量的测定 微波消解-电感耦合等离子体质谱法
    China National Standards
    Steel alloy Determination

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    GB/T 223.80-2007 Iron,steel and alloy - Determination of trace bismuth and arsenic contents - Hydride generation - atomic fluorescence spectrometric method
    钢铁及合金 铋和砷含量的测定 氢化物发生-原子荧光光谱法
    China National Standards
    Steel alloy Determination

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    GB/T 223.40-2007 Iron, steel and alloy - Determination of niobium content - The sulphochlorophenol S spectrophotometric method
    钢铁及合金 铌含量的测定 氯磺酚S分光光度法
    China National Standards
    Steel alloy Determination

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    GB/T 20127.9-2006 Steel and alloy - Determination of trace element contents Part 9: Determination of scandium content by inductively coupled plasma atomic emission spectrometric method
    钢铁及合金 痕量元素的测定 第9部分:电感耦合等离子体发射光谱法测定钪含量
    China National Standards
    Steel alloy Determination

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    GB/T 20127.8-2006 Steel and alloy - Determination of trace element contents Part 8: Determination of antimony content by hydride generation-atomic fluorescence spectrometric method
    钢铁及合金 痕量元素的测定 第8部分:氢化物发生-原子荧光光谱法测定锑含量
    China National Standards
    Steel alloy Determination

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    GB/T 20127.7-2006 Steel and alloy - Determination of trace element contents Part 7: Determination of lead content by oscillopolarographic method
    钢铁及合金 痕量元素的测定 第7部分:示波极谱法测定铅含量
    China National Standards
    Steel alloy Determination

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    GB/T 20127.6-2006 Steel and alloy - Determination of trace element contents Part 6: Determination of germanium content by gallic acid oscillopolarographic method
    钢铁及合金 痕量元素的测定 第6部分:没食子酸-示波极谱法测定锗含量
    China National Standards
    Steel alloy Determination

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    GB/T 20127.5-2006 Steel and alloy - Determination of trace element contents Part 5: Determination of gallium content by extraction separation-rhodamine B photometric method
    钢铁及合金 痕量元素的测定 第5部分:萃取分离-罗丹明B光度法 测定镓含量
    China National Standards
    Steel alloy Determination

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    GB/T 20127.4-2006 Steel and alloy - Determination of trace element contents Part 4: Determination of copper content by graphite furnace atomic absorption spectrometric method
    钢铁及合金 痕量元素的测定 第4部分:石墨炉原子吸收光谱法测定铜含量
    China National Standards
    Steel alloy Determination

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    GB/T 20127.3-2006 Steel and alloy - Determination of trace element contents Part3:Determination of calcium,magnesium,barium content by inductively coupled plasma atomic emission spectrometric method
    钢铁及合金 痕量元素的测定 第3部分:电感耦合等离子体发射光谱法测定钙、镁和钡含量
    China National Standards
    Steel alloy Determination

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    GB/T 20127.2-2006 Steel and alloy - Determination of trace element contents Part2: Determination of arsenic content by hydride generation-atomic fluorescence spectrometric method
    钢铁及合金 痕量元素的测定 第2部分:氢化物发生-原子荧光光谱法 测定砷含量
    China National Standards
    Steel alloy Determination

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    GB/T 20127.13-2006 Steel and alloy - Determination of trace element contents Part 13: Determination of tin content by iodide extraction-phenylfluorone photometric method
    钢铁及合金 痕量元素的测定 第13部分:碘化物萃取-苯基荧光酮光度法测定锡含量
    China National Standards
    Steel alloy Determination

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    GB/T 20127.12-2006 Steel and alloy - Determination of trace element contents Part 12: Determination of zinc content by flame atomic absorption spectrometric method
    钢铁及合金 痕量元素的测定 第12部分:火焰原子吸收光谱法测定锌含量
    China National Standards
    Steel alloy Determination

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    GB/T 20127.1-2006 Steel and alloy - Determination of trace element contents Part 1: Determination of silver content by graphite furnace atomic absorption spectrometric method
    钢铁及合金 痕量元素的测定 第1部分:石墨炉原子吸收光谱法测定银含量
    China National Standards
    Steel alloy Determination

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    GB/T 20127.11-2006 Steel and alloy - Determination of trace element contents Part 11: Determination of indium and thallium content by inductively coupled plasma-mass spectrometric method
    钢铁及合金 痕量元素的测定 第11部分:电感耦合等离子体质谱法测定铟和铊含量
    China National Standards
    Steel alloy Determination

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    GB/T 20127.10-2006 Steel and alloy - Determination of trace element contents Part 10: Determination of selenium content by hydride generation-atomic fluorescence spectrometric method
    钢铁及合金 痕量元素的测定 第10部分:氢化物发生-原子荧光光谱法测定硒含量
    China National Standards
    Steel alloy Determination

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    GB/T 20126-2006 Unalloyed steel -- Determination of low carbon content -- Part 2: Infrared absorption method after combustion in an induction furnace (with preheating)
    非合金钢 低碳含量的测定 第2部分:感应炉(经预加热)内燃烧后红外吸收法
    China National Standards
    Steel alloy Determination

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    GB/T 20125-2006 Low-alloy steel - Determination of multi-element contents - Inductively coupled plasma atomic emission spectrometric method
    低合金钢 多元素的测定 电感耦合等离子体发射光谱法
    China National Standards
    Steel alloy Determination

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    GB/T 223.78-2000 Methods for chemical analysis of iron,steel and alloy--Curcumin spectrophotometric method for the determination of boron content
    钢铁及合金化学分析方法 姜黄素直接光度法测定硼含量
    China National Standards
    Steel alloy Determination

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    GB/T 223.34-2000 Methods for chemical analysis of iron,steel and alloy--The determination of hydrochloric acid-insoluble content of iron powders
    钢铁及合金化学分析方法 铁粉中盐酸不溶物的测定
    China National Standards
    Steel alloy Determination

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    GB/T 223.8-2000 Methods for chemical analysis of iron,steel and alloy--The sodium fluoride separation--EDTA titration method for the determination of aluminium content
    钢铁及合金化学分析方法 氟化钠分离-EDTA滴定法测定铝含量
    China National Standards
    Steel alloy Determination

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    GB/T 223.14-2000 Methods for chemical analysis of iron,steel and alloy--The N-benzoy-N-phenylhydroxylamine extraction photometric method for the determination of vanadium content
    钢铁及合金化学分析方法 钽试剂萃取光度法测定钒含量
    China National Standards
    Steel alloy Determination

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    GB/T 223.13-2000 Methods for chemical analysis of iron,steel and alloy--The ammonium ferrous sulfate titrationmethod for the determination of vanadium content
    钢铁及合金化学分析方法 硫酸亚铁铵滴定法测定钒含量
    China National Standards
    Steel alloy Determination

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    GB/T 223.74-1997 Methods for chemical analysis of iron,steel and alloy--The combustion gravimetric/gas-volumetric method for the determination of non-combined carbon content
    钢铁及合金化学分析方法 非化合碳含量的测定
    China National Standards
    Steel alloy Determination

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    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
    钢铁及合金化学分析方法 管式炉内燃烧后重量法测定碳含量
    China National Standards
    Steel alloy Determination

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    GB/T 223.68-1997 Methods for chemical analysis of iron,steel and alloy--The potassium iodate titration method after combustion in the pipe furnace for the determination of sulfur content
    钢铁及合金化学分析方法 管式炉内燃烧后碘酸钾滴定法测定硫含量
    China National Standards
    Steel alloy Determination

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    GB/T 223.60-1997 Methods for chemical analysis of iron,steel and alloy--The perchloric acid dehydration gravimetric method for the determination of silicon content
    钢铁及合金化学分析方法 高氯酸脱水重量法测定硅含量
    China National Standards
    Steel alloy Determination

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    GB/T 223.6-1994 Methods for chemical analysis of iron,steel and alloy--The neutralization titrimetric method for the determination of boron content
    钢铁及合金化学分析方法 中和滴定法测定硼量
    China National Standards
    Steel alloy Determination

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    GB/T 223.50-1994 Methods for chemical analysis of iron,steel and alloy--The phenylfluorone-CTMAB direct photometric method for the determination of tin content
    钢铁及合金化学分析方法 苯基荧光酮-溴化十六烷基三甲基胺直接光度法测定锡量
    China National Standards
    Steel alloy Determination

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    GB/T 223.49-1994 Methods for chemical analysis of iron,steel and alloy--Extraction separation-chlorophosphonazo mA spectro-photometric method for the determination of the total rare earth content
    钢铁及合金化学分析方法 萃取分离-偶氮氯膦mA分光光度法测定稀土总量
    China National Standards
    Steel alloy Determination

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    GB/T 223.47-1994 Methods for chemical analysis of iron,steel and alloy--The carrier precipitation-molybdenumblue potometric method for the determination of antimony content
    钢铁及合金化学分析方法 载体沉淀-钼蓝光度法测定锑量
    China National Standards
    Steel alloy Determination

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    GB/T 223.36-1994 Methods for chemical analysis of iron,steel and alloy--The neutral titration method for the determination of nitrogen content after distillation separation
    钢铁及合金化学分析方法 蒸馏分离-中和滴定法测定氮量
    China National Standards
    Steel alloy Determination

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    GB/T 223.33-1994 Methods forchemical analysis of iron,steel and alloy--The chlorophosphonago mA photometric method for the determination of cerium content after extraction separation
    钢铁及合金化学分析方法 萃取分离-偶氮氯膦mA光度法测定铈量
    China National Standards
    Steel alloy Determination

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    GB/T 223.32-1994 Methods for chemical analysis of iron,steel and alloy--The hypophosphite reduction-iodimetric method for the determination of arsenic content
    钢铁及合金化学分析方法 次磷酸钠还原-碘量法测定砷量
    China National Standards
    Steel alloy Determination

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    GB/T 223.30-1994 Methods for chemical analysis of iron,steel and alloy--The arsenazo Ⅲspectrophotometric method for the determination of zirconium content after separation by p-bromomandelic acid
    钢铁及合金化学分析方法 对-溴苦杏仁酸沉淀分离-偶氮胂Ⅲ分光光度法测定锆量
    China National Standards
    Steel alloy Determination

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    GB/T 223.77-1994 Methods for chemical analysis of iron,steel and alloy--The flame atomic absorption spectrometric method for the determination of calcium content
    钢铁及合金化学分析方法 火焰原子吸收光谱法测定钙量
    China National Standards
    Steel alloy Determination

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    GB/T 223.76-1994 Methods for chemical analysis of iron,steel and alloy--The flame atomic absorption spectrometric method for the determination of vanadium content
    钢铁及合金化学分析方法 火焰原子吸收光谱法测定钒量
    China National Standards
    Steel alloy Determination

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    GB/T 223.25-1994 Methods for chemical analysis of iron,steel and alloy--The dimethylglyoxime gravimetric method forthe determination of nickel content
    钢铁及合金化学分析方法 丁二酮肟重量法测定镍量
    China National Standards
    Steel alloy Determination

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    GB/T 223.22-1994 Methods for chemical analysis of iron,steel and alloy--The nitroso-R-salt spectrophotometric method for the determination of cobalt content
    钢铁及合金化学分析方法 亚硝基R 盐分光光度法测定钴量
    China National Standards
    Steel alloy Determination

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    GB/T 223.21-1994 Methods for chemical analysis of iron,steel and alloy--The 5-Cl-PADAB spectrophotometricmethod for the determination of cobalt content
    钢铁及合金化学分析方法 5-Cl-PADAB分光光度法测定钴量
    China National Standards
    Steel alloy Determination

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    GB/T 223.20-1994 Methods for chemical analysis of iron,steel and alloy--The fotentiometric titration method for the determination of cobalt content
    钢铁及合金化学分析方法 电位滴定法测定钴量
    China National Standards
    Steel alloy Determination

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    GB/T 223.18-1994 Methods for chemical analysis of iron,steel and alloy--The sodium thiosulfate separation iodimetric method for the determination of copper content
    钢铁及合金化学分析方法 硫代硫酸钠分离-碘量法测定铜量
    China National Standards
    Steel alloy Determination

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    GB/T 223.16-1991 Methods for chemical analysis of iron,steel and alloy--The chromotropic acid photometric method for the determination of titanium content
    钢铁及合金化学分析方法 变色酸光度法测定钛量
    China National Standards
    Steel alloy Determination

    English PDF
    GB/T 223.12-1991 Methodsfor chemical analysis of iron,steel and alloy--The sodium carbonate separation-diphenyl carbazide photometric method for the determination of chromium content
    钢铁及合金化学分析方法 碳酸钠分离-二苯碳酰二肼光度法测定铬量
    China National Standards
    Steel alloy Determination

    English PDF
    GB/T 223.66-1989 Methods for chemical analysis of iron,steel and alloy--The thiocyanate chlorpromazine hydrochloride--chloro form extraction photometric method for the determination of tungsten content
    钢铁及合金化学分析方法 硫氰酸盐-盐酸氯丙嗪-三氯甲烷萃取光度法测定钨量
    China National Standards
    Steel alloy Determination

    English PDF
    GB/T 223.46-1989 Methods for chemical analysis of iron,steel and alloy--The flame atomic absorption spectrometric method for the determination of magnesium content
    钢铁及合金化学分析方法 火焰原子吸收光谱法测定镁量
    China National Standards
    Steel alloy Determination

    English PDF
    GB/T 223.37-1989 Methods for chemical analysis of iron,steel and alloy--The indophenol blue photometric method for the determination of nitrogen content after distillation separation
    钢铁及合金化学分析方法 蒸馏分离-靛酚蓝光度法测定氮量
    China National Standards
    Steel alloy Determination

    English PDF
    GB/T 223.28-1989 Methods for chemical analysis of iron,steel and alloy--The α-benzoinoxime gravimetric method for the determination of molybdenum content
    钢铁及合金化学分析方法 α-安息香肟重量法测定钼量
    China National Standards
    Steel alloy Determination

    English PDF
    GB/T 223.19-1989 Methods for chemical analysis of iron,steel and alloy--The neocuproine-chloroform extraction photometric method for the determination of copper content
    钢铁及合金化学分析方法 新亚铜灵-三氯甲烷萃取光度法测定铜量
    China National Standards
    Steel alloy Determination

    English PDF
    GB/T 223.17-1989 Methods for chemical analysis of iron,steel and alloy--The diantipyryl methane photometric method for the determination of titanium content
    钢铁及合金化学分析方法 二安替比林甲烷光度法测定钛量
    China National Standards
    Steel alloy Determination

    English PDF
    GB/T 223.3-1988 Methods forchemical analysis of iron,steel and alloy--The diantipyryl methane phosphomolybdate gravimetric method for the determination of phosphorus content
    钢铁及合金化学分析方法 二安替比林甲烷磷钼酸重量法测定磷量
    China National Standards
    Steel alloy Determination

    English PDF
    GB/T 223.58-1987 Methods for chemical analysis of iron,steel and alloy--The extraction-absorption catalytic polarographic method for the determination of manganese content
    钢铁及合金化学分析方法 亚砷酸钠-亚硝酸钠滴定法测定锰量
    China National Standards
    Steel alloy Determination

    English PDF
    GB/T 223.57-1987 Methods for chemical analysis of iron,steel and alloy--The extraction-absorption catalytic polarographic method for the determination of cadmium content
    钢铁及合金化学分析方法 萃取分离-吸附催化极谱法测定镉量
    China National Standards
    Steel alloy Determination

    English PDF
    GB/T 223.54-1987 Methods for chemical analysis of iron,steel and alloy--The flame atomic absorption spectrophotometric method for the determination of nickel content
    钢铁及合金化学分析方法 火焰原子吸收分光光度法测定镍量
    China National Standards
    Steel alloy Determination

    English PDF
    GB/T 223.53-1987 Methods for chemical analysis of iron,steel and alloy--The flame atomic absorption spectrophotometric method for the determination of copper content
    钢铁及合金化学分析方法 火焰原子吸收分光光度法测定铜量
    China National Standards
    Steel alloy Determination

    English PDF
    GB/T 223.52-1987 Methods for chemical analysis of iron,steel and alloy--The hydroxylamine hydrochloride-iodometric method for the determination of selenium content
    钢铁及合金化学分析方法 盐酸羟胺-碘量法测定硒量
    China National Standards
    Steel alloy Determination

    English PDF
    GB/T 223.51-1987 Methods for chemical analysis of iron,steel and alloy--The 2-(5-Bromo-2-pyridylazo)-5-diethylaminophenol photometric method for the determination of zinc content
    钢铁及合金化学分析方法 5-Br-PADAP 光度法测定锌量
    China National Standards
    Steel alloy Determination

    English PDF
    GB/T 223.48-1985 Methods for chemical analysis of iron,steel and alloy--The semixylenol orange photometric method for the determination of bismuth content
    钢铁及合金化学分析方法 半二甲酚橙光度法测定铋量
    China National Standards
    Steel alloy Determination

    English PDF
    GB/T 223.42-1985 Methods for chemical analysis of iron,steel and alloy--The anion-exchange separation-bromopyrogallol red photometric method for the determination of tantalumcontent
    钢铁及合金化学分析方法 离子交换分离-溴邻苯三酚红光度法测定钽量
    China National Standards
    Steel alloy Determination

    English PDF
    GB/T 223.41-1985 Methods for chemical analysis of iron,steel and alloy--The anion-exchange separation-pyrogallol photometric method for the determination of tantalum content
    钢铁及合金化学分析方法 离子交换分离-连苯三酚光度法测定钽量
    China National Standards
    Steel alloy Determination

    English PDF
    GB/T 223.38-1985 Methods for chemical analysis of iron,steel and alloy--The anion-exchange separation-gravimetric method for the determination of niobium content
    钢铁及合金化学分析方法 离子交换分离-重量法测定铌量
    China National Standards
    Steel alloy Determination

    English PDF

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