Big thickness seamless original color,structure Q345,ST51 CARBON STEEL SEAMLESS PIPES ASTM A106 GR.A,B,C;A53 GR.A,B; Usage: High-Temperature, High-Pressure ServicePackaging Detail:IN BUNDLE thickness:bigger size seamless pipes Size table as following(dia*thickness mm):36×6-8108×6-7-8-10-12-14-18-20-22245×25-28-30-34-4038×6-7-8-9-10114×6-7-8-10-12-14-18-20273×7-9-12-15-18-20-2539×8-10121×6-7-8-10- ...