A194 Grade 8MNA S31651 - ASTM A194/A194M-2023

Grade	A194 Grade 8MNA
USA UNS	S31651
AISI American Iron and Steel Institute	316N
Corresponding Standard	ASTM A194/A194M-2023 Standard Specification for Carbon Steel, Alloy Steel, and Stainless Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both
Classification	Austenitic Stainless Steel
Properties	Strength Corrosion Resistance

A194 Grade 8MNA Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo	N
Minimum Value	-	-	-	-	-	16	10	2	0.1
Maximum Value	0.08	1	2	0.045	0.03	18	13	3	0.16

A194 Grade 8MNA Mechanical Properties

product	Heat Treatment or Condition	Hardness HBW
Finished Nuts	Solid Solution Treatment	126~192HBW 60~90HRB

1 Approximate Comparison Table Austenitic Stainless Steel

2 Approximate Comparison Table Austenitic Stainless Steel

China		Japan	United States	International Organization for Standardization		European Standard
GB	ISC	JIS	UNS	ISO	Numerical Grade	Numerical Grade
06Cr17Ni12Mo2N	S31658	SUS316N	S31651	X6CrNiMoN17-12-3	4495-316-51-J	(1.4495)

A194Grade8MNA Corresponding Standards(Same grade name, different standards)

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