铜焊丝HS221锡黄铜焊丝 HS221铜合金焊丝 黄铜丝
《HS221锡黄铜焊丝HS221铜焊丝HS221黄铜焊丝HS221铜合金焊丝》符合GBHSCuZn-1相当AWSRBCuZn-A用途:熔点890℃,黄铜气焊及碳弧焊用,也可钎焊铜、钢、铸铁。)
河北桥耐焊条厂
业务 QQ: 741115692