昆山天泰焊材TWE-611低碳钢药芯焊丝 ¥40.00 昆山天泰焊丝TWE-110K3低碳钢焊丝E111T1-K3CJ气体保护药芯焊丝 ¥40.00 昆山天泰焊材TM-70C碳钢及高强度钢药芯焊丝 ¥40.00 昆山天泰焊材TWE-911B3M耐热钢药芯焊丝 ¥40.00 昆山天泰焊材TWE-911B3耐热钢药芯焊丝 ¥50.00 昆山天泰焊材TWE-811B2VM耐热钢药芯焊丝 ¥40.00