Carbon Seamless Steel Pipe (API 5L X52 140) ZHEJIANG BESTSUPPLIERS IMPORT & EXPORT CO., LTD. Base Info Model NO.:API 5L X52 140Type:SeamlessTechnique:Hot RolledSurface Treatment:NoUsage:Pipeline TransportSection Shape:RoundTrademark:QIANYIOrigin:China Description Pre:Galvanized Steel Pipe (ASTM A53) Next:Steel Pipe (API 5L/ASTM A53)