S20500 - ASTM A959-2019

USA UNS	S20500
AISI American Iron and Steel Institute	205
Corresponding Standard	ASTM A959-2019 Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
Classification	Austenitic Stainless Steel
Properties	Corrosion Resistance

Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	N
Minimum Value	0.12	-	14	-	-	16.5	1	0.32
Maximum Value	0.25	1	15	0.06	0.03	18	1.75	0.4

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

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