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Seamless steel pipe for structural use


GB/HT8162-2008, ASTM A500. ASTM A501. ASTM A519, JIS G3441. JIS G3444


It is suitable for various structures in the construction, machinery, transportation, aviation, oil mining and other industries; low-alloy high-strength structural tubes are suitable for infrastructure construction of large venues, bridges, TV towers, factory buildings,etc.


2025354516Mn20Mn25MnQ235Q275Q295Q345Q390Q42040Mn245Mn227SiMn30CrMnSi20Cr40Cr20CnMo35CrMo42CrMo20CrMoTi 37Mn5S235S355SS330SS400SAE1020SAE1025E355


22mm-356mm * 3mm-75mm

Mechanical properties

During the tensile test, if the yield strength cannot be measured, the stipulated non-proportional extension strength Rp0.2 can be measured instead of ReL