国产美女黄色视频_在线视频国内精品日韩欧美_在线成人精品中国区免费_免费的日韩A V网站_欧洲AV无码片一区二区三区_无码永久成人免费视频_日本高清va在线播放_亚洲精品午夜剧场_日韩国产欧美精品91_久久亚洲中文无码成人影院

Production standard of ferromolybdenum

Article From:Henan Li Lei metal materials Co., Ltd.

  Ferromolybdenum standard
  This standard is applicable to ferromolybdenum used as molybdenum additive in steelmaking.
  1. technical requirements
  1. brand and chemical composition
  1.1 ferromolybdenum is divided into nine grades according to the content of molybdenum and impurities. Its chemical composition shall comply with the provisions in Table 1 below:
  Table 1

  • Brand Chemical composition /%
    Mo Si S P C Cu Sb Sn
    Not greater than
    FeMo70 65.0-75.0 1.5 0.10 0.05 0.10 0.50    
    FeMo70Cu1 65.0-75.0 2.0 0.10 0.05 0.10 1.0      
    FeMo70Cu1.5 65.0-75.0 2.5 0.20 0.10 0.10 1.5      
    FeMo60-A 55.0-65.0 1.0 0.10&
    • <strike id="eeece"><input id="eeece"></input></strike>