... powder plating ,thickness60-150um;heat treatmentJiangyin Yangqi Machinery Accessories Co.,Ltd is founded in 1988. sea freight and air ... press ,press ,engine lathe ,CNC center and meter lathe materials capability:cast iron ,ductile iron,carbon steel ,alloy steel ... , ordinary steel ,aluminum ,brass and its alloy materials.processing trade form: drawings ,samples and detail technical parametres ...