气焊焊条

  • 网络gas-welding rod;gas welding electrode
气焊焊条气焊焊条
  1. 软钢、低合金高强度钢气焊用焊条--堆焊金属的力学性能的测定

    Filler rods for gas welding of mild steels and low alloy high tensile steels - Determination of mechanical properties of deposited weld metal