ASTM A335 P5 / P9 SMLS alloy steel , NPS 4 (114.3mm) welding studded tubes ASTM A335 / A335M : Standard Specification for Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service Material C Si Mn P S Mo ... Read MoreGet Best Price
44340 18m Retained Mandrel, Finished mandrel For Seamless Steel Pipe Production Quick detail: 1. Used for seamless steel pipe production 2. Choose alloy steel and hot works mould steel 3. Max length :18 Meter ... Read MoreGet Best Price