... Welding parts Welding features: 1.Materials --Any metal such as stainless steel,carbon steel,brass,copper,Aluminum,ect. 2.Surface treatment ... ,shot blastng. Our factory ,is a professional manufacturer of metal stamping parts, deep drawn stamping parts, stamping parts assembly ... parts assembly,etc. We have most of the necessary machines for sheet metalworking process , such as the mechanical press 5T- ...