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S44020 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S44020

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UNS S44020

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This page is mainly introduced the S44020 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S44020,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
S44020

Steel Garde:S44020
Type:Stainless Steels
Country:USA
Standard:UNS
Application:S44020

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
A 582 S44020	SAE	USA
S44020	AISI	USA
A 582 S44020	SAE	USA
S44020	AISI	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.95	1.2
Si		1
Mn		1.25
P		0.04
S	0.1	0.35
Cr	16.0	18.0
Ni		0.75
Mo	0.40	0.60
N		0.08

Mechanical Properties

Tensile strength	368～710	σb/MPa
Yield Strength	817	σ 0.2 ≥/MPa
Elongation	96	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	581～021	-
HRC	30	-

Physical Properties

Thermal expansion	39-24	e-6/K
Thermal conductivity	62-25	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5686-6488	째C
Density	6342-0386	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)
S44020 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