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4761+ standards in database
4761 result(s) found
镁合金牺牲阳极电化学性能测试方法
Test method for electrochemical properties of magnesium alloys sacrificial anode
金属材料 薄板和薄带 制耳试验方法
Metallic materials—Sheet and Strip—Earing test
气瓶用无缝钢管
Seamless steel tubes for gas cylinder
人造气氛腐蚀试验 盐雾试验
Corrosion tests in artificial atmospheres—Salt spray tests
优质碳素结构钢热轧钢带
Hot-rolled quality carbon structural steel strip
钨铁 硅含量的测定 硅钼蓝分光光度法
Ferrotungsten—Determination of silicon content—Silicomolybdenum blue spectrophotometric method
钨铁 磷含量的测定 磷钼蓝分光光度法
Ferrotungsten—Determination of phosphorus content—Phosphorus molybdenum blue spectrophotometric method
钨铁 钨含量的测定 辛可宁重量法和硝酸铵重量法
Ferrotungsten—Determination of tungsten content—Cinchonine gravimetric method and ammonium nitrate gravimetric method
钨铁 碳含量的测定 红外线吸收法
Ferrotungsten—Determination of carbon content—Infrared absorption method
冶金产品化学分析 分光光度法通则
Chemical analysis of metallurgical products—General rule for spectrophotometric methods
冶金产品化学分析 火焰原子吸收光谱法通则
Chemical analysis of metallurgical products—General rule for flame atomic absorption spectrometric methods
铬铁 铬、硅、锰、钛、钒和铁含量的测定 波长色散X射线荧光光谱法(熔铸玻璃片法)
Ferrochromium—Determination of chromium, silicon, manganese, titanium, vanadium, iron contents—Wavelength dispersive X-ray fluorescence spectrometry (fused cast bead method)
加工镍及镍合金牌号和化学成分
Designation and chemical composition of wrought nickel and nickel alloy
铜及铜合金箔材
Copper and copper alloy foil
金锭
Gold ingots
金属材料 疲劳试验 轴向力控制方法
Metallic materials—Fatigue testing—Axial force-controlled method
贵金属及其合金熔化温度范围的测定 热分析试验方法
Determination of melting temperature range for precious metals and their alloys—Testing method of thermal analysis
钢铁及合金 铜含量的测定 2，2'-联喹啉分光光度法
Iron, steel and alloy—Determination of copper—2,2’-Biquinoline spectrophotometric 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
Iron, steel and alloy—Determination of silicon content—Inductively coupled plasma atomic emission spectrometric method
稀土永磁材料高温磁通不可逆损失检测方法
Measurement method of irreversible magnetic flux loss due to high temperature of rare earth permanent magnet