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

Location » Home » Grades > Stainless Steels > S44020

UNS S44020

Profile

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

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.(≤) Similar Remarks
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 900~063 σb/MPa
Yield Strength 722 σ 0.2 ≥/MPa
Elongation 40 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 182~275 -
HRC 30 -

Physical Properties

Thermal expansion 46-79 e-6/K
Thermal conductivity 00-97 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3211-3646 째C
Density 9374-2939 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

Technical specification/standard for download