





ASTM A252 Tubing Applications: Tubular steel pipe piles, structural support piles, cast-in-situ concrete piles. Products: Carbon steel seamless pipes, black steel pipe, stainless steel tubes, coating steel pipes.






ASTM A252 Tubing Applications: Tubular steel pipe piles, structural support piles, cast-in-situ concrete piles. Products: Carbon steel seamless pipes, black steel pipe, stainless steel tubes, coating steel pipes.