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S31500 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S31500

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AISI S31500

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This page is mainly introduced the S31500 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S31500,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Duplex (Austenitic-Ferritic) Chromium Nickel Molybdenum Silicon Stainless Steel

Steel Garde:S31500
Type:Stainless Steels
Country:USA
Standard:AISI
Metallographic Structure:Austenitic-Ferritic(Duplex steel)
Application:Duplex (Austenitic-Ferritic) Chromium Nickel Molybdenum Silicon Stainless Steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
A 789 S31500	SAE	USA
A 790 S31500	SAE	USA
A 928 S31500	SAE	USA
A 949 S31500	SAE	USA
A 959 S31500	SAE	USA
SA-789 S31500	AMS	USA
SA-790 S31500	AMS	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.03
Mn	1.20	2.00
Si	1.40	2.00
P		0.03
S		0.03
Cr	18.00	19.00
Ni	4.25	5.25
Mo	2.50	3.00

Mechanical Properties

Tensile strength	259～291	σb/MPa
Yield Strength	378	σ 0.2 ≥/MPa
Elongation	48	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	981～550	-
HRC	30	-

Physical Properties

Thermal expansion	27-22	e-6/K
Thermal conductivity	76-70	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4437-3174	째C
Density	0599-1030	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)
S31500 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