BH44-8耐候钢用焊丝/ER80S-6焊丝
ER55-B2珠光体耐热钢焊丝
ER55-B2耐热钢焊丝
H08MnMoA低合金钢焊丝
H08Mn2MoA低合金钢焊丝
R71耐热钢焊丝
R40耐热钢焊丝
R34耐热钢焊丝
R31耐热钢焊丝
R30耐热钢焊丝(电力耐热钢焊丝)