1 DIN 1629 st45 seamless pipe 2 Size:15-820mm 3 W. ... 4 L :5-12m 5 Material: A106/A53 GRB, ST3 DIN 1629 st45 seamless pipe for water Marking :P/O No ... %; Product Namebig inch seamless steel pipe weightStandardAPI5L,ASTM, ANSI, GB,DIN,BSMaterialAPI 5L Grade B/ASTM A106B,10#,20#,45#,ASTM ... technology,and high-quality product,Lower price" to serve you! DIN 1629 st45 seamless pipe for water