This is a high-back leather office chair, made of genuine leather, combined with high-elastic sponge, breathable genuine leather, which has the advantage of being breathable and durable compared to PU leather.
This piston ring is used for CATERPILLAR 3406DI engine parts of piston. The surface treatment of this is Chrome plated and Plasma sprayed molybdenum, so the piston ring get the high temperature resistance, corrosion resistance and also good thermal conduc
Brand number: 309S/06CR23NI13/0Cr23Ni13/S30908309L is a variant of 309 stainless steel with lower carbon content and is used where welding is required.