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S31040 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S31040

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AISI S31040

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This page is mainly introduced the S31040 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S31040,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Austenitic Chromium Nickel Heat Resisting Steel

Steel Garde:S31040
Type:Stainless Steels
Country:USA
Standard:AISI
Metallographic Structure:Austenite
Application:Austenitic Chromium Nickel Heat Resisting Steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
A 240 S31040	SAE	USA
A 249 S31040	SAE	USA
A 276 S31040	SAE	USA
A 358 S31040	SAE	USA
A 409 S31040	SAE	USA
A 478 S31040	SAE	USA
A 814 S31040	SAE	USA
SA-240 S31040	AMS	USA
SA-249 S31040	AMS	USA
SA-813 S31040	AMS	USA
SA-814 S31040	AMS	USA
310SCb	YB	USA
310Cb	UNS	USA
A 167 Type 310Cb	SAE	USA
A 213 TP310Cb	SAE	USA
A 240 Type 310Cb	SAE	USA
A 249 TP310Cb	SAE	USA
A 276 310Cb	SAE	USA
A 312 TP310Cb	SAE	USA
A 358 310Cb	SAE	USA
A 409 TP310Cb	SAE	USA
A 478 Type 310Cb	SAE	USA
A 479 310Cb	SAE	USA
A 813 Grade TP 310Cb	SAE	USA
A 814 Grade TP 310Cb	SAE	USA
A 943 TP310Cb	SAE	USA
A 959 Type 310Cb	SAE	USA
SA-213 TP310Cb	AMS	USA
SA-240 Type 310Cb	AMS	USA
SA-249 TP310Cb	AMS	USA
SA-276 310Cb	AMS	USA
SA-312 TP310Cb	AMS	USA
SA-358 310Cb	AMS	USA
SA-409 TP310Cb	AMS	USA
SA-479 Type 310Cb	AMS	USA
SA-813 TP310Cb	AMS	USA
SA-814 TP 310Cb	AMS	USA
A 240 S31040	SAE	USA
A 249 S31040	SAE	USA
A 276 S31040	SAE	USA
A 358 S31040	SAE	USA
A 409 S31040	SAE	USA
A 478 S31040	SAE	USA
A 814 S31040	SAE	USA
S31040	AISI	USA
SA-240 S31040	AMS	USA
SA-249 S31040	AMS	USA
SA-813 S31040	AMS	USA
SA-814 S31040	AMS	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.08
Mn		2.00
Si		1.50
P		0.045
S		0.03
Cr	24.00	26.00
Ni	19.00	22.00
Mo
Nb+Ta	10×C％	1.10

Mechanical Properties

Tensile strength	425～191	σb/MPa
Yield Strength	120	σ 0.2 ≥/MPa
Elongation	94	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	550～171	-
HRC	30	-

Physical Properties

Thermal expansion	11-34	e-6/K
Thermal conductivity	91-80	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3232-9298	째C
Density	5221-4441	kg/m³
Resistivity	0.50-0.60	Ohm.mm²/m

Heat Treatment Regime

Annealing	Quenching	Tempering	Normalizing	Q & T
√	√	√	√	√

Size Availability

Steel Grade	Specification	Processing range(mm)
S31040 Stainless Steels	Round Bar and Hollow Bar	Φ1 to Φ2000
	Square and Flat Steel	Φ10 to Φ100
	Plate and Sheet	0.08-800(Thickness)10-1500(Width)Length
	Tube or Pipe	OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
	Coil and Strip Steel	THK:0.1mm Width:1500mm
	Forged	Ring/Cylindrical/Disk