Pinet Small Stainless Steel Hinge These high-quality steel hinges are made of Stainless Steel 304 that guarantees an enhanced durability and rust resistance. Features and Benefits: • Made of high-quality Stainless Steel • Riveted Pin • Robust, with excellent anti-corrosive properties • Natural raw colour finish What are the dimensions of the hinges? Please, look at the specifications sections below to find an exact information. You can also find all the details in the datasheet. What does 304 mean in Stainless Steel? Type 304 is a type of stainless steel, and it's also known as "18-8" stainless steel because of its composition – it includes 18% chromium and 8% nickel. Type 304 stainless steel has good forming and welding properties, as well as strong corrosion resistance and strength.