Standard specification for nickel - chromium - molybdenum - cobalt - tungsten - iron - silicon alloy uns n06333 welded pipe 镍铬钼钴钨铁硅合金焊接管的标准规范
Methods for chemical analysis of ferrotungsten - the infrared absorption method for the determination of sulfur content 钨铁化学分析方法红外线吸收法测定硫量
Standard specification for nickel - chromium - molybdenum - cobalt - tungsten - iron - silicon alloy uns n06333 seamless pipe and tube 镍铬钼钴钨铁硅合金无缝管标准规范
Methods for chemical analysis of ferrotungsten - the infrared absorption method for the determination of carbon content 钨铁化学分析方法红外线吸收法测定碳量
Methods for chemical analysis of ferrotungsten - the cinchonine gravimetric method for the determination of tungsten content 钨铁化学分析方法辛可宁重量法测定钨量
Methods for chemical analysis of ferrotungsten - the molybdenum blue photometric method for the determination of silicon content 钨铁化学分析方法钼蓝光度法测定硅量
Methods for chemical analysis of freeotungaten - the molybdenum blue photometric method for the determination of arsenic content 钨铁化学分析方法钼蓝光度法测定砷量
Methods for chemical analysis of ferrotungrten - the bismuth iodide photometric method for the determination of bismuth content 钨铁化学分析方法碘化铋光度法测定铋量
Methods for chemical analysis of ferrotungsten - the phenylfluorone photometric method for the determination of tin content 钨铁化学分析方法苯基荧光酮光度法测定锡量
Methods for chemical analysis of ferrotungsten - the molybdenum blue photometric method for the determination of phosphorus content 钨铁化学分析方法钼蓝光度法测定磷量
