Our company named Zhangjiagang Shengdingyuan Pipe-Making Co., Ltd.is a professional manufacturer of precision seamless steel tube.

Our mill's major products consist of cold-drawn and cold-rolled precision seamless steel tubes and relevant  pipes for hydraulic system or high pressure fuel system and line pipes for liquid-transportation.

Valid dimension:OD 4-76mm.WT 0.5-8mm

Raw material:10#,20#,St35,St37.4,St45,St55,St52,16Mn etc.

Standard:DIN2391,EN10305,ASTM etc.