Seamless steel pipe manufacturing process begins with a solid, rounded steel billet. This billet is after that heated to terrific temperatures as well as extended and stoppeded a kind until it takes the shape of a hollow tube. Seamless pipeline Criterion: API5L, ASTM A106/A53, ASTM A179/A192, EN10210, EN10208/216, DIN2391. Seamless steel pip include: 1). Cold Drawn Seamless (CDS) pipes & tubes 2). Hot rolled seamless pipes 3). Hot expanded seamless pipes 4). Precision seamless pipe