Stainless Steel Door Hinge 1. Material: Stainless steel 2. Finish: SC,SSS,PSS,PVD 3. Good quality and ... Hinge Size: 4.0"x3.5"x2.5mm 4.0"x3.5"x3.0mm Finishes: SS, PB, AB, AC, PVD, etc. Material - stainless steel ... ,carbon steel,hot rolled steel , copper, iron,etc.Making process ...