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SA-731 S41500 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SA-731 S41500

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AMS SA-731 S41500

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This page is mainly introduced the SA-731 S41500 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SA-731 S41500,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Seamless, Welded Ferritic, and Martensitic Stainless Steel Pipe

Standard Replaced

Steel Garde:SA-731 S41500
Type:Stainless Steels
Country:USA
Standard:AMS
Standard Number:

ITEM Standard Number Descriptions

1 SA-731/SA-731M Seamless, Welded Ferritic, and Martensitic Stainless Steel Pipe
Metallographic Structure:Martensite
Application:Seamless, Welded Ferritic, and Martensitic Stainless Steel Pipe

ITEM	Standard Number	Descriptions
1	SA-731/SA-731M	Seamless, Welded Ferritic, and Martensitic Stainless Steel Pipe

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
A 176 S41500	SAE	USA
A 240 S41500	SAE	USA
A 268 S41500	SAE	USA
A 276 S41500	SAE	USA
A 473 S41500	SAE	USA
A 479 S41500	SAE	USA
A 815 CRS41500	SAE	USA
A 815 WPS41500	SAE	USA
A 959 S41500	SAE	USA
A 988 S41500	SAE	USA
S41500	AISI	USA
SA-240 S41500	AMS	USA
SA-268 S41500	AMS	USA
SA-276 S41500	AMS	USA
SA-479 S41500	AMS	USA
SA-815 CRS41500	AMS	USA
SA-815 WPS41500	AMS	USA
A 176 S41500	SAE	USA
A 240 S41500	SAE	USA
A 268 S41500	SAE	USA
A 276 S41500	SAE	USA
A 473 S41500	SAE	USA
A 479 S41500	SAE	USA
A 815 CRS41500	SAE	USA
A 815 WPS41500	SAE	USA
A 959 S41500	SAE	USA
A 988 S41500	SAE	USA
S41500	AISI	USA
SA-240 S41500	AMS	USA
SA-268 S41500	AMS	USA
SA-276 S41500	AMS	USA
SA-479 S41500	AMS	USA
SA-731 S41500	AMS	USA
SA-815 CRS41500	AMS	USA
SA-815 WPS41500	AMS	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.05
Mn	0.50	1.00
Si		0.60
P		0.03
S		0.03
Cr	11.50	14.00
Ni	3.50	5.50
Mo	0.50	1.00

Mechanical Properties

Tensile strength	290～375	σb/MPa
Yield Strength	694	σ 0.2 ≥/MPa
Elongation	08	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	631～468	-
HRC	30	-

Physical Properties

Thermal expansion	47-01	e-6/K
Thermal conductivity	96-85	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5547-6584	째C
Density	0678-2926	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)
SA-731 S41500 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