S20400 - ASTM A 666/A666M-2024

USA UNS	S20400
Corresponding Standard	ASTM A666/A666M-2024 Standard Specification for Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar
Classification	Austenitic Stainless Steel
Properties	Corrosion Resistance

Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	N
Minimum Value	-	-	7	-	-	15	1.5	0.15
Maximum Value	0.03	1	9	0.04	0.03	17	3	0.3

Mechanical Properties

	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
	Annealing	≥655	≥330	≥35	≤241
	1/4 Hard	≥965	≥960	≥20

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