1J91 - GB /T 15018-1994

Grade	1J91
Corresponding Standard	GB /T 15018-1994 Designation of precision alloys
Classification	Alloy Steel

1J91 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Ni	Nb	Al	More
Minimum Value	-	-	-	-	-	78.5	7.7	0.9	Fe:余量
Maximum Value	0.03	0.3	0.6	0.02	0.02	80	8.4	1.2	Fe:余量

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