EN 10225 steel specification S355G2+N grade steel plate,S355J2+N Steel

Posted:2015-11-30 02:23:12

The S355 steel specifications are high yield non alloy steels. First specified in the European EN10025 standard and later published by the British Standards Institure (BSI) as BS EN 10025 S355, S355J2 and S355J2+N. .S355G2+N oil platform steel plate produced to this specification are used for welded construction of offshore structures in selected critical sections that must exhibit good impact properties and resistance to fatigue and through-thickness or lamellar tearing.

Mechnical property for S355G2+N Platform steel:

Thickness (mm)
S355G2+N	≤ 16	> 16 ≤ 25	> 25 ≤ 40	> 40 ≤ 63	> 63 ≤ 100	> 100
Yield strength (≥Mpa)	355	345	345	345	345	345
	≤ 100						> 100
Tensile strength (Mpa)	470-630						470-630

Chemical composition for S355G2+N Platform steel (Ladle Analysis Max%)

Main chemical elements composition of S355G2+N
C	Si	Mn	P	S	Cr	Mo
0.20	0.50	0.90-1.65	0.035	0.030	0.30	0.10
Ni	Alt min.	Cu	N	Nb	Ti	V
0.50	0.020	0.35	0.015	0.060	0.030	0.12

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