B590GJ - Q/BQB 130-2003

Grade	B590GJ
Corresponding Standard	Q/BQB 130-2003 Primary Rolled Slabs
Classification	Carbon Steel

B590GJ Chemical Element Composition Content (%)

	Component	C	Si	Mn	P	S	V	Nb
适用成品板厚2~16mm	Minimum Value	-	0.2	1.2	-	-	0.02	0.02
适用成品板厚2~16mm	Maximum Value	0.14	0.5	1.7	0.03	0.025	0.07	0.07

①Deoxidation method : C--Cap steel；A--aluminum-killed steel；G-aluminum--silicon killed steel；K--silicon killed steel
②For thick plates (thickness ≥ 15mm), the slabs should be aluminum-silicon killed steel slabs.

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