... Edges & holes deburred,surfaces free of scratches.4. Most advanced test equipments to ensure the QUALITY.DimensionAccording to customer's ... C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)4. Bronze: C51000, C52100, C54400, etc5. Iron: 1213, 12L14,12156 ... of the immense distance between Europe and China. steel stamping parts, stainless steel, aluminium, brass all can be stamped