船舶制造铜和铜合金；所有焊接工序的使用至我们的产品一览表8.船舶制造电焊条MIG/MAGWIG药芯焊丝UP焊丝UP粉末UTP39UTPA38UTPA38UTP32UTPA32UTPA32UTP320UTPA320UTPA320UTP34NUTPA34NUTPA34NUTP387UTPA387UTPA387UTP389UTPA389UTPA389UTP3422UTPA3422UTPA3422UTP34UTPA34UTPA34UTP343UTPA3444UTPA3444UTP80MUTPA80MUTPA80MUTP80NiUTPA80NiUTPA80NiUTPA381UTPA381UTPA384UTPA384)