A194 Grade 8NA S30451 Type 304N - ASTM A194/A194M-2020

Grade	A194 Grade 8NA
USA UNS	S30451
Other Names
Corresponding Standard	ASTM A194/A194M-2020 Carbon Steel, Alloy Steel, and Stainless Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both
Classification	Austenitic Stainless Steel
Properties	Corrosion Resistance

A194 Grade 8NA Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	N
Minimum Value	-	-	-	-	-	18	8	0.1
Maximum Value	0.08	1	2	0.045	0.03	20	11	0.16

A194 Grade 8NA Mechanical Properties

Hardness HBW
126~192

Approximate Comparison Table

China		Taiwan, China	Japan	South Korea	United States		International Organization for Standardization		European Standard
GB	ISC	CNS	JIS	KS	ASTM	UNS	ISO	Numerical Grade	EN	Numerical Grade
06Cr19Ni10N (0Cr19Ni9N)	S30458	304N1	SUS 304N1 SUS 304N2	STS 304N1	304N	S30451	X5CrNiN 19-9	4315-304-51-I	X5CrNiN 19-9	1.4315

A194Grade8NA Corresponding Standards(Same grade name, different standards)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!