615 S41800 - ASTM A565/A565M-2010(R2017)

Grade	615
USA UNS	S41800
Corresponding Standard	ASTM A565/A565M-2010(R2017) Martensitic Stainless Steel Bars for High-Temperature Service
Classification	Martensitic Stainless Steel

615 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo	W
Minimum Value	0.15	-	-	-	-	12	1.8	-	2.5
Maximum Value	0.2	0.5	0.5	0.04	0.03	14	2.2	0.5	3.5

615 Mechanical Properties

	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Hardness HBW
HT - Heat treated (for high-temperature service)	≥965	≥760	≥15	≥45	302~352
Annealed					≤311

615 Corresponding Standards(Same grade name, different standards)

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