SFA-5.7/SFA-5.7M

SFA-5.7/SFA-5.7M (铜及铜合金裸焊条和焊丝规范)· ASME (美国) · 10 种材料

名称	材料组别
ERCu	铜	chevron_right
ERCuAl-A1	铜	chevron_right
ERCuAl-A2	铜	chevron_right
ERCuAl-A3	铜	chevron_right
ERCuMnNiAl	铜	chevron_right
ERCuNi	铜	chevron_right
ERCuNiAl	铜	chevron_right
ERCuSi-A	铜	chevron_right
ERCuSn-A	铜	chevron_right
ERCuSn-C	铜	chevron_right