1.4303 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.4303

Location » Home » Grades > Special Alloy > 1.4303

AFNOR 1.4303

Profile

This page is mainly introduced the 1.4303 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.4303,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
1.4303
  • Steel Garde:1.4303
  • Type:Special Alloy
  • Country:France
  • Standard:AFNOR
  • Application:Austenite

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 479~386 σb/MPa
Yield Strength 902 σ 0.2 ≥/MPa
Elongation 18 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 402~357 -
HRC 30 -

Physical Properties

Thermal expansion 48-77 e-6/K
Thermal conductivity 28-74 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5194-6677 째C
Density 1304-5882 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)
1.4303 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