S32803 - ASTM A240/240M-2018

USA UNS	S32803
Corresponding Standard	ASTM A240/240M-2018 Standard Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet and Strip for Pressure Vessels and General Applications
Classification	Ferritic Stainless Steel
Properties	Corrosion Resistance

Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo	N	Nb	More
Minimum Value	-	-	-	-	-	28	3	1.8	-	0.15	(C+N)≤0.03；Nb≥12(C+N)
Maximum Value	0.015	0.55	0.5	0.02	0.0035	29	4	2.5	0.02	0.5	(C+N)≤0.03；Nb≥12(C+N)

Mechanical Properties

condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
Thick plates, thin plates, strip products	≥600	≥500	≥16	≤241

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