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 563~549 σb/MPa
Yield Strength 607 σ 0.2 ≥/MPa
Elongation 41 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 196~570 -
HRC 30 -

Physical Properties

Thermal expansion 21-92 e-6/K
Thermal conductivity 08-29 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1948-8610 째C
Density 3724-9009 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