The Big Difference between EN 10025-2 S235, S275, S355 I Beam

There are many examples of European grades such as; S195, S235, S275, S355, S420, S460 etc. EN 10025-2 S235, S275, S355 I Beam are mainly used in all manner of Construction projects across the EU.S235, S275, S355

 I Beam US Equivalent Grades

EU	US
S235	A283C
S275	A570Gr40
S355	A572Gr50

Chemical Composition of Structural Steels - S235, S275 and S355

Grade	C%	Mn%	P%	S%	Si%
S235	0.22 max	1.60 max	0.05 max	0.05 max	0.05 max
S275	0.25 max	1.60 max	0.04 max	0.05 max	0.05 max
S355	0.23 max	1.60 max	0.05 max	0.05 max	0.05 max

EN 10025-2 S235, S275, S355 I Beam Yield Strength

Structural Steel Grade at 16mm	Minimum Yield Strength at nominal thickness 16mm
	ksi	N/mm2(MPa)
S235	33 000 ksi	235 N/mm2
S275	36 000 ksi	275 N/mm2
S355	50 000 ksi	355 N/mm2

EN 10025-2 S235, S275, S355 I Beam Tensile Strength

Structural Steel Grade	Tensile Strength MPa at Nom thickness between 3mm and 16mm
S235	360 – 510 MPa
S275	370 – 530 MPa
S355	470 – 630 MPa

Applications of S235, S275, S355 I Beam

S235, S275, S355 I Beam are used in many ways and their application can be diverse. They are particularly useful because they offer the unique combination of good welding properties with guaranteed strengths.EN 10025-2 S235, S275, S355 I Beam are mainly used in High Rise Buildings / Skyscrapers, Houses, Factories, Offices, Shopping Malls, Train Tracks, Road barriers, Bridges.

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