S311斯米克焊丝Si5AlRem.Corrosionresistance,widerangeofusage.Gasweldingandargonarcweldingofaluminumalloysotherthanhighmagnesiumalloys.抗裂性好,通用性大。铝合金气焊、***弧焊用。不宜用高镁合金ER4043PP-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)