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    • 1. 发明申请
    • Flux cored wire for gas-shielded arc welding
    • 用于气体保护电弧焊的焊剂芯焊丝
    • US20020060212A1
    • 2002-05-23
    • US09960369
    • 2001-09-24
    • KISWEL, LTD.
    • Jongwon KimChulgyu Park
    • B23K035/22
    • B23K35/368B23K35/3608
    • The flux cored wire comprises, with respect to the total weight of the wire, a Ti and a Ti oxide of 3.0 wt % to 8.0 wt % as calculated in terms of TiO2 content, a Si and a Si oxide of 0.5 wt % to 2.0 wt % as calculated in terms of SiO2 content, a metal Mn and an alloy of Mn of 1.5 wt % to 3.5 wt % as calculated in terms of Mn content, a carbon (C) of 0.02 wt % to 0.10 wt %, an Mg and an Mg oxide of 0.5 wt % to 1.5 wt % as calculated in terms of MgO content, a compound of Na2O and K2O of 0.2 wt % and less, a Zr and a Zr oxide of 0.1 wt % to 0.5 wt % as calculated in terms of ZrO2 content, and an Al and an Al oxide of 0.2 wt % to 0.8 wt % as calculated in terms of A12O3 content.
    • 药芯焊丝相对于导线的总重量包含以TiO 2含量计算的3.0重量%至8.0重量%的Ti和Ti氧化物,0.5重量%至2.0重量%的Si和Si氧化物 以Mn含量计算的Mn含量为1.5重量%〜3.5重量%的Mn的金属Mn和合金,碳量(C)为0.02重量%〜0.10重量%,Mg 和按MgO​​计算的0.5重量%〜1.5重量%的Mg氧化物,Na2O和K2O的化合物为0.2重量%以下,Zr和Zr氧化物为0.1重量%〜0.5重量%,计算公式如下: 按照A12O3含量计算的ZrO 2含量,Al和Al氧化物为0.2重量%〜0.8重量%。