<i id="exvux"></i>
    1. <b id="exvux"></b>

      Main Products
      Products Grade: 35Si2Cr,45Si2Cr
      Specifications: Φ10-17 mm
      Applied Standard:  agreement
      Characteristics: This product has characteristics of reasonable chemical composition, low percentage of harmful elements, high purity, slight decarburisation, good surface quality, consistent mechanical property, fine grain size, good hardenability, and fitness of strength and toughness etc.
      Applications: Railway pilow wirePC steelbar steel
      Use of Products: This product is mostly used to produce PC bar and wires for high speed railroad crosstie with good straightness, high strength and toughness, low relaxation and good hydrogen-brittleness resistance.
      欧美日韩一区二区三区免费,久久国产视频一区,国产日韩欧美视频,色婷婷激婷婷深爱五月老司机