久久中文字幕久久无码,亚洲日韩va一区二区三区,99re6在线观看国产精品,成人国产精品秘 果冻传媒在线

  • <video id="boa4d"><mark id="boa4d"><noframes id="boa4d"></noframes></mark></video>
  • <b id="boa4d"><acronym id="boa4d"></acronym></b>
    <var id="boa4d"><track id="boa4d"><ins id="boa4d"></ins></track></var>

    <video id="boa4d"><mark id="boa4d"></mark></video>
    <u id="boa4d"></u>

    1. Main Products
      Products Grade: ML35
      Specifications: φ5.5~42mm
      Applied Standard:  GB/T 6478
      Characteristics: The wire rod of ML35 is mainly for the manufacture of fasteners of class 8.8.
      Applications: Common partsCommon fastener
      Use of Products: ML35,which have the characteristics of uniform-chemical composition, low percentage of harmful elements, high purity, slight decarburisation, good surface quality,are commen steel grade for manufacturing fasteners of class 8.8. After spheroidize annealing, this product has characteristics of good cold heading properties ,stable heat-treatment properties, good hardenability and applied in the fields of automobile and mechanic and so on.