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S355JR UB 406x178x54/60 Universal beam steel
Material and standard of S355JR h shaped beam
Material: S355JR steel beam h is a low-alloy high-strength structural steel that meets the European standard EN 10025.
Yield strength: not less than 355 MPa.
Tensile strength: 470-630 MPa.
Elongation: at least 22%.
Impact toughness: at least 27 joules at +20°C.
Chemical composition of S355JR h type steel beam: Carbon (C) ≤ 0.22%; Manganese (Mn) ≤ 1.60%; Silicon (Si) ≤ 0.55%; Phosphorus (P) ≤ 0.025%; Sulfur (S) ≤ 0.025%
UB model specification comparison
UB 406x178x54 h shaped iron beam
Height: 406.4 mm
Width: 177.8 mm
Web thickness: 7.7 mm
Flange thickness: 10.9 mm
Theoretical weight: about 54 kg/m
UB 406x178x60 h shaped steel beam
Height: 406.4 mm
Width: 177.8 mm
Web thickness: 7.9 mm
Flange thickness: 12.8 mm
Theoretical weight: about 60 kg/m
UB 406x178x54 406x178x60 h type beam has high strength and good toughness, and is suitable for structures that need to withstand large loads or high stress states, such as high-rise buildings, main beams of large bridges, supporting structures of heavy machinery and equipment, etc.
