ASTM A53 B 3LPE coating pipe OD:10.3mm-219.1mm WT:1mm-50mm Length:6m,8m,random length Application:chemical fertilizer pipe ASTM A53 B 3LPE coating pipeOD:10.3mm-219.1mmWT:1mm-50mmLength:6m,8m,10m,12m,15m,random lengthApplication:chemical fertilizer pipe,boiler pipe,dyraulic pipe etc. Material:16Mn,20#,45#,Q235,Q345,ST35,APIJ55 etc. ASTM A53 B 3LPE coating pipe,API,PED,ISO certificate,ASME B36.10