2J21 - GB /T 15018-1994

Grade	2J21
Corresponding Standard	GB /T 15018-1994 Designation of Precision Alloys
Classification	Alloy Steel

2J21 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Mo	Co	More
Minimum Value	-	-	0.1	-	-	10.5	11	Fe:余量
Maximum Value	0.03	0.3	0.5	0.025	0.025	11.5	13	Fe:余量

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