HPb63-3 62-65 、 % % Cu Zn Pb Fe Ni H59 57-60 ... BZn18-18 CuNi18Zn20 CuNi18Zn20 CW409J CuNi18Zn20 C76400 C7521
contactHPb63-3, GB, GB/T 13809, Wrought copper and copper alloy rectangular bars, GB/T 14954, Brass wires, GB/T 5231, Designation and chemical composition of wrought copper and
contact2013923 · CONVERSION TABLE OF GRADES FOR COPPER & ITS ALLOYS China America United Kingdom West Germany Japan Sort GB ASTM CDA BS DIN Digital
contact