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S41800 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S41800

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AISI S41800

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This page is mainly introduced the S41800 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S41800,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Martensitic Chromium Wolfram Nickel Stainless and Heat Resisting Steel

Steel Garde:S41800
Type:Stainless Steels
Country:USA
Standard:AISI
Metallographic Structure:Martensite
Application:Martensitic Chromium Wolfram Nickel Stainless and Heat Resisting Steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
A 565 S41800	SAE	USA
A 565 S41800	SAE	USA
S41800	AISI	USA
A 565 S41800	SAE	USA
S41800	AISI	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.15	0.20
Mn		0.50
Si		0.50
P		0.04
S		0.03
Cr	12.00	14.00
Ni	1.80	2.20
Mo
W	2.50	3.50

Mechanical Properties

Tensile strength	654～722	σb/MPa
Yield Strength	384	σ 0.2 ≥/MPa
Elongation	66	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	268～198	-
HRC	30	-

Physical Properties

Thermal expansion	67-76	e-6/K
Thermal conductivity	26-60	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3118-1034	째C
Density	6281-4295	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)
S41800 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