UNS S44004 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of UNS S44004

Location » Home » Grades > Special Alloy > UNS S44004

UNS UNS S44004

Profile

This page is mainly introduced the UNS S44004 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of UNS S44004,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
UNS S44004
  • Steel Garde:UNS S44004
  • Type:Special Alloy
  • Country:USA
  • Standard:UNS
  • Application:Martensitic special steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 690~065 σb/MPa
Yield Strength 333 σ 0.2 ≥/MPa
Elongation 84 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 942~508 -
HRC 30 -

Physical Properties

Thermal expansion 46-70 e-6/K
Thermal conductivity 45-31 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5921-1654 째C
Density 7037-4598 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)
UNS S44004 Special Alloy 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