Iron Door Hinge Material: Iron Finish: SC,SSS,PSS,PVD Good ... ,punched parts,precision stamping parts. Iron Door Hinge 1.Material:stainless steel, carbon steel, spring steel,iron, , brass ,aluminum,2. ... UG, CAD/CAM/CAE.3. Precision machine:normal punch press 5-300 tons, turret punch press, (laser) cutting machine, hydraulic ... galvanized, painting, dichromate plating,copper wiredrawing. Iron Door Hinge