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: H08A
      Specifications: φ6.5mm
      Applied Standard:  GB/T 3429
      Characteristics: H08A is mainly used to produce various welding rod.
      Applications: Eletrode steel
      Use of Products: The product strictly controlled chemical content and the inclusions. It has characteristics of low percentage of harmful elements and good surface quality. By rational controlling the chemical composition and optimizing rolling process, the drawing and welding properties of the wire rod are guaranteed. It also has characteristics of easy drawing and mould saving when using.