DD404 DD4 - GB /T 14992-2005

Grade	DD404
Old Grade
Corresponding Standard	GB /T 14992-2005 Classification and Designation for Superalloys and High Temperature Intermetallic Materials
Classification	Special Alloy Steel
Properties	Corrosion Resistance

DD404 Chemical Element Composition Content (%)

Component	Fe	C	Si	Mn	P	S	Cr	Cu	Mo	As	N	Ti	W	Nb	Zr	B	Co	Pb	Al	Sn	Mg	Bi	Sb	Ag	Ta	O	More
Minimum Value	-	-	-	-	-	-	8.5	-	1.4	-	-	3.9	5.5	0.35	-	-	7	-	3.4	-	-	-	-	-	3.5	-	Ni:Remainder
Maximum Value	0.5	0.01	0.2	0.2	0.01	0.01	9.5	0.1	2	0.001	0.0015	4.7	6.5	0.7	0.05	0.01	8	0.0005	4	0.001	0.003	0.0005	0.002	0.0005	4.8	0.0015	Ni:Remainder

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