AWS A5.6,ECuNi                       Werkstoff Nr.2.0838

        MIL-E-22200/4 Type MIL-CuNi(70:30)   UNS W60715

规格    ASME Ⅱ,SFA-5.6,ECuNi                ISO ECu 7158

        ASME IX,F-No.34                      Europe ECu 7158

        DIN 1733 S-CuNi30Mn

        Ni+Co ------ 29.0min.           Si--------- 0.50 max

化学    C ---------- 0.05max.           Cu ------------  剩余

成份    Mn -------- 1.0-2.50            Ti -------- 0.50 max

        Fe ------- 0.40-0.75            P -------- 0.020 max

        S -------- 0.015 max            其它 ------ 0.50 max

最低    拉伸强度，psi              50,000

机械    MPa                           345

性能    延伸率，(4d）%                 30