1.4439(AFNOR) chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.4439(AFNOR)

AFNOR 1.4439(AFNOR)

Profile

This page is mainly introduced the 1.4439(AFNOR) chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.4439(AFNOR),such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
  • Steel Garde:1.4439(AFNOR)
  • Type:Special Alloy
  • Country:France
  • Standard:AFNOR
  • Application:Austenite

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 954~811 σb/MPa
Yield Strength 186 σ 0.2 ≥/MPa
Elongation 90 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 101~277 -
HRC 30 -

Physical Properties

Thermal expansion 72-74 e-6/K
Thermal conductivity 50-85 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8667-0913 째C
Density 0691-3838 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)
1.4439(AFNOR) 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