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S42201 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S42201

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AISI S42201

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This page is mainly introduced the S42201 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S42201,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Martensitic Chromium Superstrength Steel

Steel Garde:S42201
Type:Stainless Steels
Country:USA
Standard:AISI
Metallographic Structure:Martensite
Application:Martensitic Chromium Superstrength Steel

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.20	0.25
Mn	0.50	1.00
Si	0.20	0.60
P		0.025
S		0.025
Cr	11.50	13.50
Ni	0.75	1.25
Mo	0.75	1.25

Mechanical Properties

Tensile strength	477～233	σb/MPa
Yield Strength	640	σ 0.2 ≥/MPa
Elongation	72	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	851～555	-
HRC	30	-

Physical Properties

Thermal expansion	89-44	e-6/K
Thermal conductivity	60-39	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6579-4549	째C
Density	7464-1968	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)
S42201 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