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  • GEN C189

    GEN C189 Overview

    脱氧铜是一种填充金属,包含98%铜和少量的磷和硅。 C189合金易于流动,可产生无气孔,导电且铜色匹配的焊缝。 C189用于修复焊接铜铸件,将镀锌钢和脱氧铜焊接到不需要高强度接头的低碳钢上。 (规范AWS A5.7 / ASME SFA 5.7等级ERCu)

    Welding Wire Reels

    AWS 化学成分(典型)

    %Cu %Sn %Mn %Si
    98.0 min. 1.0 max. 0.50 max. 0.50 max.
    %P %Pb %Al 其他合计
    0.15 max. 0.02 max. 0.01 0.50 max.

    典型的焊接金属机械性能

    抗拉强度 25,000 psi min.
    伸长 28%
    电导率 30% (of IACS)

    Typical Welding Parameters

    过程 Diameter Voltage Amperage Gas/Flux
    氩弧焊 (GTAW) 1/16” 1.6 mm Electrode
    Negative
    (DCEN)
    70 – 150 100% Ar
    3/32” 2.4 mm 150 – 200 100% Ar
    1/8” 3.2 mm 230 – 390 100% Ar
    米格 (GMAW) .035” 0.9 mm 23 – 26 145 – 185 75% Ar – 25% He
    .045” 1.1 mm 26 – 29 195 – 225 75% Ar – 25% He

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