ASTM A312 TP304 Seamless Tube Hexagonal Outer Round Inner Stainless Steel Hollow Bar UNS S30400 TP304 (UNS S30400 / 1.4301) seamless tube with hexagonal outer profile and precision round inner bore is cold‑drawn and solution annealed. This special hollow bar combines the anti‑slip feature of hexagon outer surface and smooth round inner channel for fluid passage. It delivers excellent general corrosion resistance, good formability and reliable weldability. We supply custom
ASTM A312 TP304 Seamless Tube Hexagonal Outer Round Inner Stainless Steel Hollow Bar UNS S30400 TP304 (UNS S30400 / 1.4301) seamless tube with hexagonal outer profile and precision round inner bore is cold‑drawn and solution annealed. This special hollow bar combines the anti‑slip feature of hexagon outer surface and smooth round inner channel for fluid passage. It delivers excellent general corrosion resistance, good formability and reliable weldability. We supply custom