PAV V / 157A
- 13.01 Flame welding, surfacing and oxygen cutting machinery and equipment
- 13.02 Machinery and equipment for welding, surfacing and arc cutting
- 13.04 Resistance welding machinery and equipment
- 13.05 Machinery and equipment for pressure welding (friction, diffusion, cold, ultrasound welding)
- 13.06 Machinery and equipment for other methods of welding, cutting and soldering
