... Material: A106/A53 GRB, ST3 DIN 1629 st45 seamless pipe for water Marking :P/O No,SPEC. Grade,Size, Heat No ... amount tolerance: -5%/+5%; Product Namebig inch seamless steel pipe weightStandardAPI5L,ASTM, ANSI, GB,DIN,BSMaterialAPI 5L Grade B ... Cases or wooden pallet bundle packing, paint on the pipe, plastic covers at the ends or as per customer ... price" to serve you! DIN 1629 st45 seamless pipe for water