S355JR STEEL PLATE

About the named of S355JR steel plate,JR denotes the materials toughness by reference to Charpy_V impacting test at room temperature (20 C).In chinese steel standard GB,these is also one steel grade is the same as S355JR,it is Q345B and ST52-3 under DIN 17100.These steel grades owned similar chemical composition and mechanical property when rolling.Xinsteel would offer steel plate S355JR and S355JR N under completely EN 10025-2 steel standard.

Technical Requirements & Additional Services for S355JR steel plate:
♦ Low temperature impacting test
♦ Also named as S355JR+AR,S355JR+N
♦ Ultrasonic test under EN 10160,ASTM A435,A577,A578
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Shot blasting and Painting,Cutting and welding as per end user’s demands
 

►Mechnical property for S355JR steel plate:

Thickness (mm)
S355JR	≤ 16	> 16 ≤ 40	> 40 ≤ 63	> 63 ≤ 80	> 80 ≤ 100	> 100 ≤ 150	> 150 ≤ 200	> 200 ≤ 250	> 250
Yield strength (≥Mpa)	355	345	335	325	315	295	285	275	275
	< 3	≥ 3 ≤ 100				> 100 ≤ 150	> 150 ≤ 250		> 250
Tensile strength (Mpa)	510-680	470-630				450-600	450-600		450-600

►Chemical composition for S355JR steel plate (Ladle Analysis Max%)

Main chemical elements composition of S355JR steel plate
Thickness(mm)	C	Si	Mn	P	S	N	Cu
T≤16	0.24	0.55	1.60	0.035	0.035	0.012	0.55
16<T≤40	0.24
40<T	0.24