DD408 DD8 - GB /T 14992-2005

Grade	DD408
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

DD408 Chemical Element Composition Content (%)

Component	Fe	C	Si	Mn	P	S	Cr	Cu	As	N	Ti	W	Zr	B	Co	Pb	Al	Sn	Mg	Bi	Ta	O	More
Minimum Value	-	-	-	-	-	-	15.5	-	-	-	3.6	5.6	-	-	8	-	3.6	-	-	-	0.7	-	Ni:Remainder；Al+Ti:7.5~7.9
Maximum Value	0.5	0.03	0.15	0.15	0.01	0.01	16.5	0.1	0.005	0.0012	4.2	6.4	0.007	0.005	9	0.001	4.2	0.002	0.003	0.0001	1.2	0.001	Ni:Remainder；Al+Ti:7.5~7.9

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