S31400 - ASTM A276/A276M-2017 - H2ABC

中文版

USA UNS	S31400
ASTM Specification or Grade	314
Corresponding Standard	ASTM A276/A276M-2017 Standard Specification for Stainless Steel Bars and Shapes
Classification	Austenitic Stainless Steel

Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni
Minimum Value	-	1.5	-	-	-	23	19
Maximum Value	0.25	3	2	0.045	0.03	26	22

Mechanical Properties

	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %
all	Annealing - Hot Finish Rolling (A)	≥515	≥205	≥40	≥50
≤12.7	Annealing - Cold Precision Rolling (A)	≥620	≥310	≥30	≥40
＞12.7	Annealing - Cold Precision Rolling (A)	≥515	≥205	≥30	≥40

Approximate Comparison Table Austenitic Heat-Resistant Steel

China		United States	International Organization for Standardization	Germany		France	European Standard		Russia	United Kingdom
GB	ISC	UNS	ISO	DIN EN/DIN	W-Nr.	NF EN/NF	EN	Numerical Grade	GOST	BS EN/BS
16Cr25Ni20Si2 (1Cr25Ni20Si2)	S38340	S31400	X15CrNiSi 25-21	X15CrNiSi 25-20	1.4841	Z15CNS 25-20	X15CrNiSi 25-21	1.4841	20Х25Н20С2	310S24

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