SA194 Grade B8ML4CuN S31730 317 - ASME SA-194/SA-194M-2019

Grade	SA194 Grade B8ML4CuN
	S31730
Other Names
Corresponding Standard	ASME SA-194/SA-194M-2019 Specification for Carbon and Alloy Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both
Classification	Austenitic Stainless Steel
Properties	Corrosion Resistance

SA194 Grade B8ML4CuN Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	N
Minimum Value	-	-	-	-	-	17	15	4	3	-
Maximum Value	0.03	1	2	0.04	0.01	19	16.5	5	4	0.045

• The intentional addition of Bi, Se, Te, and Pb is not permitted except for Grades 6F, 8F, and 8FA, in which Se is specified and required.
• Total aluminum, soluble and insoluble.
• Because of the degree to which sulfur segregates, product analysis for sulfur over 0.060 % max is not technologically appropriate.

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