steel tube supplier API 5L PSI1/2/ASTM A53/A106 Gr. B A179 Carbon Steel Pipe Big Diameter Carbon Steel Pipe andTube 30 Inch Seamless Steel Pipe
Grade S355 is a low carbon manganese-containing steel alloy. This medium-strength carbon steel has both good weldability and good impact resistance. Grade S355 steel is also well suited for sub-zero temperature applications.