Yangzhou Hengchang Engine Co., Ltd. I am Deffy from Jiangsu province, China. We are a professional mould maker for the tube mill(the construction machine).
Moulds for SS Welding Tube Pipe Moulds for SS Welding Tube Pipe 1.specification: metarialD2hardness63-65HRCusageTo produce the SS pipe,Steel pipe, Copp