K438 C74380 K38 - GB /T 14992-2005

Grade	K438
China ISC	C74380
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

K438 Chemical Element Composition Content (%)

Component	Fe	C	Si	Mn	P	S	Cr	Mo	Ti	W	Nb	Zr	B	Co	Al	Ta	More
Minimum Value	-	0.1	-	-	-	-	15.7	1.5	3	2.4	0.6	0.05	0.005	8	3.2	1.5	Ni:Remainder
Maximum Value	0.5	0.2	0.3	0.2	0.015	0.015	16.3	2	3.5	2.8	1.1	0.15	0.015	9	3.7	2	Ni:Remainder

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