S 112斯米克焊丝 C1.5 Cr29 W8 Co Rem. HR***5-50. Resistance to wear and corrosion at high-temperature. Hardfacing of valve and hot-rolling pass. HR***5-50,高温下耐磨、耐蚀。堆焊阀门,热轧孔型 ECoCr-B PP-R807耐热钢焊条 PP-TIG-J50电力焊丝 德国蒂森WB36焊条 ***51***焊条 ARCFCW9066耐磨焊丝 HB-YD467耐磨焊丝