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Hot Finished Structural Steel Hollow Section: SHS/RHS
Standard: EN 10210-1/ EN 10210-2
Steel Hollow Sections for building and civil engineering.
Type: Seamless (Square and Rectangular Steel Tube)
Wall Thickness Tolerance: -10%, +8%
Delivery Condition:
Material Type A: JR, J0, J2, K2 - Non-alloy quality steels
S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H
Delivery Condition: Hot Finished (Heat Treatment.)
Material Type B: N, NL - Fine grain steels
S275NH, S275NLH, S355NH, S355NLH - Non-alloy quality steels
S420NH, S420NLH, S460NH, S460NLH - Alloy special steels
Delivery Condition: Normalized (Normalized includes normalized rolled.)
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For Seamless Hollow Sections ( Wall Thickness > 10mm or T/D > 0.1 ) |
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Treatment after Austenitizing |
Material |
Condition |
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Accelerated Cooling to achieve intended structure. |
Non-alloy steels |
+DC |
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Liquid Quenching and Tempering to achieve the specified mechanical properties. |
Non-alloy steels |
+QT |
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Fine grain steels |
Replace N with Q ( Like “S460QLH” ) |
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