Q355B STEEL PLATE

In new chinese steel version GB/T1591-2018 specification,Q355B steel plate,Q355B steel sheet are most common used in the manufacture of construction machinery,ships,bridges,high-rise buildings,structure parts,precise instrument parts and so on.Q355B steel material such as Q355B steel plate,Q355B steel coil,Q355B steel angle bar,Q355B square and rectangular hollow sections are all in Xinsteel's warehouse.

Technical Requirements & Additional Services:
♦ Sharpy V-nocth impacting test reach to Minus 60 Deg.Centigrade
♦ Cutting,Welding,Machining,Milling as per end user’s CAD drawing
♦ More striction on some chemical elements contains for special applications
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Non-destructive inspection under GB/T2970,JB4730,EN 10160,ASTM A435,A577,A578 
♦ Shot blasting comply to SA 2.5 or SSPC and painting with shop primer.

►Mechnical property for GB/T 1591-2018 Q355B STEEL PLATE

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		-

►Chemical composition for GB/T 1591-2018 Q355B STEEL PLATE (Heat Analysis Max%)

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