共找到 242 条与 黑色金属 相关的标准,共 17 页
本标准适用于钨粉、钨条、三氧化钨、钨酸、仲钨酸铵中铋量的测定。测定范围:0.00008~0.0040%。
Methods for chemical analysis of tungsten--The potassium iodide-brucine photometric method for the determination of bismuth content
本标准适用于钨粉、钨条、三氧化钨、钨酸、仲钨酸铵中铅、镉量的测定。测定范围:0.00005~0.0030%。
Methods for chemical analysis of tungsten--The square wave polarographic method for the successive determination of lead and cadmium contents
本标准适用于钼中碳量的测定。测定范围:0.0005~0.50%。
Methods for chemical analysis of molybdenum--The combustion-coulometric titration method for the determination of carbon content
本标准适用于钼粉、钼条中氮量的测定。测定范围:0.0010%~0.0050%。
Methods for chemical analysis of molybdenum--The nessler reagent photometric method for the determination of nitrogen content
本标准适用于钼中氧量的测定。测定范围:0.0005~0.80%。
Methods for chemical analysis of molybdenum--The inert gas fusion-coulometric titration method for the determination of oxygen content
本标准适用于钼粉、钼条、三氧化钼,钼酸铵中磷量的测定。测定范围:0.0002~0.018%。
Methods for chemical analysis of molybdenum--The molybdenum blue photometric method for the determination of phosphorus content
本标准适用于钼粉、钼条、三氧化钼、钼酸铵中硫量的测定。测定范围:0.0005~0.060%。
Methods for chemical analysis of molybdenum--The combustion-conductometric titration method for the determination of sulphur content
本标准适用于钼粉、钼条、三氧化钼、钼酸铵中锰量的测定。测定范围:0.00020~0.015%。
Methods for chemical analysis of molybdenum--The formaldoxime photometric method for the determination of manganese content
本标准适用于钼粉、钼条、三氧化钼及钼酸铵中铬量的测定。测定范围:0.0002~0.015%。
Methods for chemical analysis of molybdenum--The diphenylcarbazide photometric method for the determination of chromium content
本标准适用于钼粉、钼条、三氧化钼、钼酸铵中钒量的测定。测定范围:0.0005~0.01%。
Methods for chemical analysis of molybdenum--The N-benzoyl-N-phenylhydroxylamine photometric method for the determination of vanadium content
本标准适用于钼粉、钼条、三氧化钼、钼酸铵、仲钼酸铵中钛量的测定。测定范围:0.0005~0.012%。
Methods for chemical analysis of molybdenum--The diantipyrylmethane photometric method for the determination of titanium content
本标准适用于钼粉、钼条、三氧化钼、钼酸铵中钾量的测定。测定范围:0.0010~0.150%。
Methods for chemical analysis of molybdenum--The atomic absorption spectrophotometric method for the determination of potassium content
本标准适用于钼粉、钼条、三氧化钼、钼酸铵中钠量的测定。测定范围:0.0003~0.080%。
Methods for chemical analysis of molybdenum--The atomic absorption spectrophotometric method for the determination of sodium content
本标准适用于钼粉、钼条、三氧化钼、钼酸铵中镁量的测定。测定范围:0.0003~0.010%。
Methods for chemical analysis of molybdenum--The atomic absorption spectrophotometric method for the determination of magnesium content
本标准适用于钼粉、钼条、三氧化铝、钼酸铵中镁量的测定。测定范围:0.00030~0.010%。
Methods for chemical analysis of molybdenum--The chlorophosphonazo 1 photometric method for the determination of magnesium content
本标准适用于钼粉、钼条、三氧化钼、钼酸铵中钙量的测定。测定范围:0.0007~0.030%。
Methods for chemical analysis of molybdenum--The atomic absorption spectrophotometric method for the determination of calcium content
本标准适用于钼粉、钼条、三氧化钼、钼酸铵中钙量的测定。测定范围:0.0007~0.025%。
Method for chemical analysis of molybdenum--The glyoxal bis(2-hydroxyanil)photometric method for the determination of calcium content
本标准适用于钼粉、钼条、三氧化钼、钼酸铵中硅量的测定。测定范围:0.0004~0.030%。
Methods for chemical analysis of molybdenum--The chloritization-molybdenum blue photometric method for the determination of silicon content
本标准适用于碳钢、合金钢、高温合金和精密合金中铅量的测定。测定范围:0.0005~0.25%。本标准遵守GB1467-78《冶金产品化学分析方法标准的总则及一般规定》。
Methods for chemical analysis of iron,steel and alloy--The xylenol orange photometric method for determination of lead content after carrier precipitation
本标准适用于粉末冶金法制成的掺杂钨条。
Doped tungsten bars
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