S42200 - ASTM A240/A240M-2020

USA UNS	S42200
AISI American Iron and Steel Institute	422
Corresponding Standard	ASTM A240/A240M-2020 Chromium and Chromium-Nickel Stainless Steel Plate, Sheet and Strip for Pressure Vessels and General Applications
Classification	Martensitic Stainless Steel
Properties	Corrosion Resistance

Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo	W	V
Minimum Value	0.2	-	0.5	-	-	11	0.5	0.9	0.9	0.2
Maximum Value	0.25	0.5	1	0.025	0.025	12.5	1	1.25	1.25	0.3

Mechanical Properties

Hardness HBW
≤248

1 Approximate Comparison Table Martensitic Heat-Resistant Steel

2 Approximate Comparison Table Martensitic Stainless Steel

China	Japan	United States	International Organization for Standardization		European Standard
ISC	JIS	UNS	ISO	Numerical Grade	Numerical Grade
S47220	SUH616	S42200	X23CrMoWMnNiV12-1-1	4929-422-00-I	(1.4929)

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