China Requests

pecifications: 1) Correspond to AWS EM 12 2) EM 12 are low carbon steel wire,which are the largest usage of submerged arc welding wire Quality: 1. ISO certification 2. Large scale, Leading skills, Advanced equipment ect Application: 1.mineral machineries, engineer machineries, ships, bridges, pressure vessels, building construstion K415 Metal Spool Submerged Arc Welding Wire K415 EM12K welding wires K415 EM12 H08MnA welding wires K415 3.2mm EM12K welding wires 2. welding of other