Company Name:Shandong Zida Steel Co.Ltd Products information : Material :ASTMA106Gr B /A53Gr B /API5LGr B/ASTMA179, DINSt 44/ST52,JIS S45C,CK45 etc. Product name: Low Carbon & Alloy Seamless Steel Pipe Technology:Cold Drawn & Hot Rolled &Precision Pipe Size Range: OD:21~610mm WT:4~100mm We are sincerely looking for long-term business cooperation with potential buyer or supplier . My online direct way : Whats APP: 0086 18063582520 Skype: Dou Dou Gmail:zidasteel Show More