Ile-iṣẹ ti o dara julọ ta China Factroy Ta Stone Bridge Brand Welding Electrodes J421 J422 Alurinmorin Stick
Apejuwe kukuru:
Ti a lo fun alurinmorin pataki awọn ẹya irin kekere-erogba ati awọn ẹya irin alloy kekere pẹlu awọn onipò agbara kekere, gẹgẹbi Q235, 09MnV, 09Mn2, ati bẹbẹ lọ