Jinan HeChuang Mechanical Manufacturing Co., Ltd.
Flanges, Steel Pipe Nipples and pipes are our main products. Our DIN 2631 flange is neck welding flange, with pressure PN6. Our DIN series mainly includes Forged Flanges, and we produce ANSI, JIS, EN, DIN flanges. We grant our buyers with our strict quality control system and good serivce.