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S31100 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S31100

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SAE S31100

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This page is mainly introduced the S31100 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S31100,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Duplex (Austenitic-Ferritic) Chromium Nickel Stainless Steel

Steel Garde:S31100
Type:Stainless Steels
Country:USA
Standard:SAE
Metallographic Structure:Austenitic-Ferritic(Duplex steel)
Application:Duplex (Austenitic-Ferritic) Chromium Nickel Stainless Steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
A 276 S31100	SAE	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.05
Mn		1.00
Si		0.06
P		0.03
S		0.03
Cr	25.00	27.00
Ni	6.00	7.00
Mo
Ti		0.25

Mechanical Properties

Tensile strength	437～401	σb/MPa
Yield Strength	454	σ 0.2 ≥/MPa
Elongation	85	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	264～915	-
HRC	30	-

Physical Properties

Thermal expansion	43-74	e-6/K
Thermal conductivity	16-94	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6142-1222	째C
Density	5533-0663	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)
S31100 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