Q355B steel plate

Q355B steel plate is a low-alloy high-strength steel plate. Q355B steel plate has excellent mechanical function, low temperature function, and excellent plasticity and weldability. Q355B steel is used to make medium and low pressure container, oil tank, vehicle, crane, mining machinery, power station, bridge, etc.

Chemical composition of Q355B steel plate:
C≤0.24, Si≤0.55, Mn≤1.6, P≤0.035, S≤0.035, Ni≤0.3; Cr≤0.3, N≤0.0012

Mechanical properties of Q355B steel plate:
Yield strength≥355, tensile strength: 470-630, Akv≥34.

Q355B steel plate is widely used in engineering, mining machinery, bridges, vehicles, ships, construction, pressure vessels, special equipment, etc.

 

Main chemical elements composition of Q355B
C	Si	Mn	P	S	Cr	Ni	Cu	N
0.24	0.55	1.60	0.035	0.035	0.30	0.30	0.40	0.012

Mechanical Property for Q355B steel plate
	Thickness (mm)
Yield strength (≥Mpa)	T≤16	16<T≤40	40<T≤63	63<T≤80	80<T≤100	100<T≤150	150<T≤200	200<T
	355	345	335	325	315	295	285	275
Tensile strength (Mpa)	T≤100		100<T≤150		150<T≤250		250<T≤4000
	470-630		450-600		450-600		-