S20431 - ASTM A240/A240M-2020

USA UNS	S20431
Corresponding Standard	ASTM A240/A240M-2020 Chromium and Chromium-Nickel Stainless Steel Plate, Sheet and Strip for Pressure Vessels and General Applications
Classification	Austenitic Stainless Steel
Properties	Strength Corrosion Resistance Low-Temperature Toughness High-Temperature Strength Weldability

Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	N
Minimum Value	-	-	5	-	-	17	2	1.5	0.1
Maximum Value	0.12	1	7	0.045	0.03	18	4	3.5	0.25

Mechanical Properties

Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
≥620	≥310	≥40	≤241

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!