آشنایی با انواع جوش و پوزیشن های جوشکاری

Introduction to Welding Ø Weld Types & Joints Ø Welding Position Ø Welding Symbols Ø Introduction to Welding Processes Ø Oxyfuel Gas Welding Ø Shield Metal-Arc Welding Ø Submerged Arc Welding ...