北京華宇特種焊接有限公司

L400 Cast rod， wire & rod
鑄條、絲 577-582 Si11.5
Al Rem. Brazing of aluminum and aluminum alloys.
鋁及鋁合金的釬焊 BAlSi-4 L401 Cast rod
鑄條 525-535 Si5 Cu28
Al Rem. Brazing of aluminum and aluminum alloys.
鋁及鋁合金的釬焊 　 L600 Wire & rod
絲 183-185 Sn60 Sb≤0.8
Pb Rem. Soldering of fusible metals and heat-treated part.
易熔金屬及熱處理件的釬焊60Sn L601 Wire & rod
絲 183-227 Sn18 Sb2
Pb Rem. Soldering of copper， copper alloys and galvanized iron plain sheet.
銅及銅合金、鍍鋅鐵皮的釬焊。 18Sn L602 Wire & rod
絲 183-256 Sn30 Sb2
Pb Rem. Soldering of copper， brass， copper alloys and galvanized iron plain sheet.
銅、黃銅、鐵、鍍鋅鐵皮的釬焊30Sn L603 Wire & rod
絲 183-235 Sn40 Sb2
Pb Rem. Soldering of copper， copper alloys， steel and zinc parts.
銅及銅合金、鋼、鋅制零件的釬焊40Sn L604 Wire & rod
絲 183-222 Sn90 Sb≤0.15
Pb Rem. Soldering of copper and steel for food and medicine field.
食品、醫療所需銅、鋼等金屬的釬焊90Sn