#JIS G3136 SN400B,SN400B steel plate,SN400B Carbon steel plate,SN400B Mild steel sheet, SN400B structural steel plate

SN400B is a kind of hot rolled steel plate in the standard of JIS G3136. The steel grade SN400B are hot rolled steel plate is used for construction or building .

Dimension range : 3mm -580mm x 1000mm-4000mm x 1000mm-18000mm

Heat treatment of SN400B steel sheet /plate maybe subjected to normalling,quench-hardening and tempering,or tempering as necessary .Further ,thermomechanical control,or appropriate heat treatment may be applied upon the purchase .

SN400B Mild steel sheet Chemical composition ( %) :

Chemical composition
Grade	Thickness mm	C ≤	Si ≤	Mn ≤	P ≤	S ≤
SN400B	≥6 ≤50	0.20	0.35	0.60~1.40	0.030	0.05
	＞50 ≤100	0.22

JIS G3136 SN400B structural steel plate application :
SN400B is mainly used in the production of industrial and civil buildings, such as pillars and bearing beams, for high-rise buildings and large-span buildings.

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