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  • GEN C656

    GEN C656 Overview

    硅青铜(也称为Everdur)是一种铜基填充金属,包含约3%的硅,并且锰,锡和锌的含量可能较低。 C656通常用于铜,黄铜,青铜,钢,镀锌钢以及铸铁的钨极氩弧焊和金属电弧焊。它也可用于腐蚀区域。 (规格AWS S5.7 / ASME SFA 5.7等级ERCuSi-A)

    Welding Wire Reels

    AWS 化学成分(典型)

    %Cu %Sn %Mn %Si %Fe
    rem.
    95.9
    1.0 max.
    0.01
    1.5 max.
    0.90
    2.8 – 4.0
    3.1
    0.50 max.
    0.03
    %Zn %Pb %Al 其他合计
    1.0 max.
    0.02
    0.02 max.
    0.01
    0.01
    0.004
    0.50 max.

    典型的焊接金属机械性能

    抗拉强度 50,000 psi. min.
    伸长 65%
    电导率 7% (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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