共找到 2048 条与 其他有色金属及其合金 相关的标准,共 137 页
Test method for kinetic performance of hydrogen absorption and desorption reaction of rare earth hydrogen storage alloy
Test method for pressure-composition isotherm (PCI) of rare earth hydrogen storage alloys
Methods of chemical analysis of tungsten concentrates - Part 10: Determination of lead content by hydride generation atomic fluorescence spectrometry and flame atomic absorption spectrometry
Metal Lanthanum and Lanthanum Powder
Methods of chemical analysis of tungsten concentrates-Part 4: Determination of sulfur content by high-frequency induction infrared absorption method and combustion-iodometric method
SmFeN bonded permanent magnet powder
Methods of chemical analysis of tungsten concentrates - Part 8: Determination of molybdenum content by thiocyanate spectrophotometric method
Methods of Chemical Analysis of Rare Earth Ferroalloys Part 9: Determination of Phosphorous Amount Bismuth Phosphorus Molybdenum Blue Spectrophotometric Method
Methods of chemical analysis of tungsten concentrates - Part 18: Determination of barium content by inductively coupled plasma atomic emission spectrometry
Lithium Carbonate, Lithium Hydroxide Monohydrate, Lithium Chloride Chemical Analysis Methods Part 2: Determination of Lithium Hydroxide Content by Acid-Base Titration
Chemical Analysis Methods of Rare Earth Ferroalloys Part 7: Determination of Carbon and Sulfur Content by High Frequency-Infrared Absorption Method
Methods for chemical analysis of rare earth ferroalloys - Part 8: Photometric method for the determination of silicon content
本文件描述了用电感耦合等离子原子发射光谱法测定锆及锆合金中铝、铍、钴、铜、铬、钙、铁、锗、铪、钾、锂、锰、镁、钼、铌、镍、钠、铅、硅、锡、钽、钛、钒、钨、锌含量的方法。 本文件适用于海绵锆、锆及锆合金中合金及杂质元素含量的测定。各元素测定范围见表1。表1 各元素的测定范围元素Al 测定范围%0.0020~0.10 元素Mo 测定范围%0.0020~0.10 Be 0.0010~0.020 Nb 0.0050~35.00 Cu 0.0020~0.10 Na 0.0010~0.10 Co Cr Ca Fe Ge Hf K0.00050~0.10 0.0010~0.50 Pb 0.0050~0.50 Sn 0.0020~5.00 Ti 0.0020~0.10 0.0050~0.10 0.0020~0.020 Li 0.00010~0.0010 Mg 0.0010~0.10 Mn Ni 0.0010~0.10 Si Ta VWZn —0.0010~0.15 0.0020~0.10 0.0020~0.10 0.0050~4.00 0.0020~0.10 0.0020~0.10 0.0020~0.10 0.0020~0.10 0.0010~0.10 —
Methods for chemical analysis of zirconium and zirconium alloys—Part 26:Determination of alloying and impurity elements content—Inductively coupled plasma atomic emission spectrometry
本文件规定了稀土铁合金中稀土总量的测定方法,包括3 个方法:草酸盐重量法(方法1)、EDTA滴定法(方法2)、电感耦合等离子体发射光谱法(方法3)。 本文件适用于稀土铁合金中稀土总量的测定,方法1 和方法2 适用于稀土铁合金中稀土总量的测定,测定范围(质量分数):10.00%~90.00%;方法3 适用于镧铁合金、铈铁合金、镧铈铁合金中主稀土元素量的测定,测定范围(质量分数):1.00%~20.00%。测定范围重叠部分以方法1 作为仲裁方法。
Methods for Chemical Analysis of Rare Earth Ferroalloys Part 1: Determination of Total Rare Earth
本文件描述了用电感耦合等离子体原子发射光谱法测定锆化合物中钙、铪、钛、钠、铁、铬、镉、锌、锰、铜、镍和铅含量的方法。 本文件适用于氧氯化锆、碳酸锆、硫酸锆、氢氧化锆中钙、铪、钛、钠、铁、铬、镉、锌、锰、铜、镍和铅含量的测定。测定范围见表1。表1 测定范围元素质量分数%Ca 0.0005~0.050 Ti 0.0005~0.050 Fe 0.0005~0.050 Hf Na Cr 元素质量分数%Cd 0.0005~0.050 Mn 0.0005~0.050 0.100~2.000 Zn 0.0005~0.050 Cu 0.0005~0.050 Pb Ni 0.0005~0.050 0.0005~0.050 0.0005~0.050 0.0005~0.050
Methods for chemical analysis of zirconium compounds—Determination of calcium,hafnium,titanium,sodium,iron,chromium,cadmium,zinc,manganese,copper,nickel,lead contents—Inductively coupled plasma atomic
本文件描述了稀土铁合金(镧铁合金、铈铁合金、钕铁合金、镝铁合金、钬铁合金、钆铁合金、钇铁合金、镧铈铁合金)中铁含量的测定方法。 本文件适用于稀土铁合金(镧铁合金、铈铁合金、钕铁合金、镝铁合金、钬铁合金、钆铁合金、钇铁合金、镧铈铁合金)中铁含量的测定,测定范围(质量分数):10.00%~90.00%。
Chemical analysis method for rare earth ferroalloy—Part 4: Determination of iron content—Potassium dichromate titration
本文件描述了稀土金属及其氧化物中碳、硫含量的测定方法。 本文件适用于稀土金属及其氧化物中碳、硫含量的测定。测定范围(质量分数):碳0.0020%~1.00%;硫0.0020%~0.20%。
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 1:Determination of carbon and sulfur contents—High frequency-infrared absorption method
本文件规定了稀土铁合金(镧铁合金、铈铁合金、钆铁合金、镝铁合金、钬铁合金、钇铁合金)中稀土杂质含量的测定方法。 本文件适用于稀土铁合金(镧铁合金、铈铁合金、钆铁合金、镝铁合金、钬铁合金、钇铁合金)中稀土杂质含量的测定。测定元素及范围(质量分数)见表1。表1 测定范围含量(质量分数)元素镧铁合金铈铁合金钆铁合金镝铁合金钬铁合金钇铁合金—0.0050~0.25
Methods for Chemical Analysis of Rare Earth Ferroalloys Part 2: Determination of Rare Earth Impurity Content by Inductively Coupled Plasma Emission Spectrometry
本文件规定了稀土铁合金(镧铁合金、铈铁合金、钆铁合金、镝铁合金、钬铁合金、钇铁合金、镧铈铁合金)中钙、镁、铝、镍、锰含量的测定方法。 本文件适用于稀土铁合金(镧铁合金、铈铁合金、钆铁合金、镝铁合金、钬铁合金、钇铁合金、镧铈铁合金)中钙、镁、铝、镍、锰含量的测定。测定范围(质量分数):0.0050%~0.25%。
Chemical analysis methods for rare earth ferroalloy—Part 3: Determination of calcium, magnesium, aluminium, nickel and manganese contents—Inductively coupled plasma emission spectrometry
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