St 44-2 - Q/BQB 130-2003

Grade	St 44-2
Corresponding Standard	Q/BQB 130-2003
Classification	Carbon Steel

St 44-2 Chemical Element Composition Content (%)

	Component	C	Si	Mn	P	S	Al
适用成品板厚<5mm	Minimum Value	0.08	-	0.55	-	-	0.01
适用成品板厚<5mm	Maximum Value	0.17	0.12	1.05	0.035	0.035	-

	Component	C	Si	Mn	P	S	Al
适用成品板厚5~<18mm	Minimum Value	0.08	-	0.75	-	-	0.01
适用成品板厚5~<18mm	Maximum Value	0.17	0.12	1.25	0.035	0.035	-

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.

St44-2 Corresponding Standards(Same grade name, different standards)

1	DIN 17100-1980
	St44-2 1.0044
2	DIN 1652-2-1990
	St44-2 1.0044
3	Q/BQB 303-2018
	St44-2
4	Q/BQB 130-2003
	St 44-2

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