S44725 - ASTM A240/A240M-2020

USA UNS	S44725
Corresponding Standard	ASTM A240/A240M-2020 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	More
Minimum Value	-	-	-	-	-	25	-	1.5	-	Ti+Nb ≥ 8×(C+N)
Maximum Value	0.015	0.04	0.4	0.04	0.02	28.5	0.3	2.5	0.018	Ti+Nb ≥ 8×(C+N)

Mechanical Properties

Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
≥450	≥275	≥20	≤210

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