JIS G3113 steel plate

JIS G3113 steel plate is a structural hot rolled steel in the form of plates, sheets & strips for automobile structural applications.There are steel grades SAPH310, SAPH370, SAPH400, SAPH440 under this standard. JIS G 3113 is a Japanese material standard for hot rolled steel plates, sheets, strips for automobile structural usage. We can meet our customer’s any quantity request for JIS G3113 SAPH310, SAPH370, SAPH400 automotive structural steel. Based on these JIS G3113 steel plates stock source, our advantage industry spread into steel process like: cutting ( any size and any shape ) drilling, welding, milling, machining and steel structure.

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Steel Properties

JIS G3113 steel plate chemical composition(%):

Grade	C	Si	Mn	P	S	Alt
SAPH310	≤0.10	≤0.50	≤0.50	≥0.01	≤0.025	≤0.030
SAPH370	≤0.21	≤0.30	≤1.50	≤0.030	≤0.025	≥0.01
SAPH400	≤0.21	≤0.30	≤1.40	≤0.030	≤0.025	≥0.010
SAPH440	≤0.21	≤0.30	≤1.50	≤0.025	≤0.025	≥0.010

JIS G3113 steel plate mechanical properties:

Grade	Rm	ReH c(MPa)			Elongation L0=50mm，b=25mm(%)
	Rm	Nominal Thickness(mm)
		<6.0	6.0≤t<8.0	≥8.0	1.6~<2.0	2.0~<2.5	2.5~<3.15	3.15~<4.0	4.0~<6.3	≥6.3
SAPH310	≥310	≥185	≥185	≥175	33	34	36	38	40	41
SAPH370	≥370	≥225	≥225	≥215	32	33	35	36	37	25
SAPH400	≥400	≥255	≥235	≥235	≥31	≥32	≥34	≥35	≥36	≥37
SAPH440	≥440	≥305	≥295	≥275	≥29	≥30	≥32	≥33	≥34	≥35

JIS G3113 steel plate equivalent grades:

JIS G3113 standard	Q-BQB 310 standard
SAPH310	SAPH310
SAPH370	SAPH370
SAPH400	SAPH400
SAPH440	SAPH440

Application

JIS G3113 steel plate application:
JIS G 3113 steel plate is a Japanese material standard for hot rolled steel plates, sheets, strips for automobile structural usage. JIS G3113 SAPH310, SAPH370, SAPH400, SAPH440 steel plates are widely used for forming performance of the automobile frame, wheels and other automobile components. JIS G3113 steel plate also can be used for cold-formed parts, for example main frame and other structure parts of automobile. This grade SPH310 is appropriate for production of auto drive shaft tube, vehicle frame and cross beams.

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