S81921 - ASTM A959-2019

USA UNS	S81921
Corresponding Standard	ASTM A959-2019 Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
Classification	Duplex Stainless Steel
Properties	Corrosion Resistance

Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo	N
Minimum Value	-	-	2	-	-	19	2	1	0.14
Maximum Value	0.03	1	4	0.04	0.03	22	4	2	0.2

• Unless otherwise indicated, a grade designation originally assigned by the American Iron and Steel Institute (AISI).

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