1DIN sch40 carbon seamless pipe 2 Size:15-820mm 3 W.T :2- ... :5-12m 5 Material: A106/A53 GRB, ST3 DIN sch40 carbon seamless pipe Marking :P/O No,SPEC. Grade,Size, Heat ... ,ASTM, ANSI, GB,DIN,BSMaterialAPI 5L Grade B/ASTM A106B,10#,20#,45#,ASTM A53(A,B) Q235,Q345Outer diameter15~820mmWall ... high-quality product,Lower price" to serve you! DIN sch40 carbon seamless pipe