Carbon steel (low carbon steel, medium carbon steel, high carbon steel, spring steel), stainless steel (SUS201, SUS202, SUS302, SUS303, SUS304, SUS316, SUS416), alloy steel, zinc aluminum alloy, free cutting iron, aluminum, copper, nylon, etc. Our main production standards are ISO, GB, JIS, DIN, BS, ANSI, and company standards (customer drawings).Surface treatment: trivalent zinc (white, blue, black, yellow, color), nickel plating, copper plating, copper plating, silver plating, chromium plating, bronze plating, imitation gold, head spray painting, surface dyeing, NYLOK treatment.
