1J251 1J21 - GB /T 37797-2019

Grade	1J251
Old Grade
Corresponding Standard	GB /T 37797-2019 Precision Alloys—Designation
Classification	Alloy Steel
Properties	High Elasticity Corrosion Resistance

1J251 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	V	Co	More
Minimum Value	-	-	-	-	-	-	-	-	0.8	49	Fe:余量
Maximum Value	0.03	0.2	0.3	0.015	0.01	0.2	0.15	0.2	1.2	51	Fe:余量

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