... We have the ability to integrate stamping, deep drawing and welding into one part. Our spare parts are widely sourced ... after service. 1. Technics: Stamping, spot or seam Welding, Deep drawing, bending, spinning and metal Assembly Service are available.2. ... 3. Deep drawing: up to 350 tons, thickness from 0.2mm-3mm. 4. Welding: spot welding, straight welding, girth welding, argon arc welding, brazing. ...