... supplier of quality metal casting and our business is to manufacture castings according to customer's requirements, drawings or samples.The materials ... casting, Die casting, Centrifugal casting, stampling. The Standards we according to include: GB, ASTM, JIS, DIN, BS, Rohs. The Inspection we ... Pressure check, Mechanical Property, Yield Strength, Tensile Strengh inspection. Bronze Adapter Nut