... 316L, B8, B8M etc. Our mostly products are stainless steel standard fasteners, you can choose mainly materials between 200, 201 ... hex nuts, heavy nuts, nylon lock nuts, flat washers, spring washers etc. Other products include stainless steel round bars, angle iron, ... channel bars, wire rods, stamping parts, armor plate, steel sheet etc. Our products are widely used in construction, machine ...