634 S35500 - ASTM A959-2019

Grade	634
USA UNS	S35500
Corresponding Standard	ASTM A959-2019 Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
Classification	Precipitation-Hardening Stainless Steel

634 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo	N
Minimum Value	0.1	-	0.5	-	-	15	4	2.5	0.07
Maximum Value	0.15	0.5	1.25	0.04	0.03	16	5	3.2	0.13

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

634 Corresponding Standards(Same grade name, different standards)

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