1.4871 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.4871

Location » Home » Grades > Special Alloy > 1.4871

AFNOR 1.4871

Profile

This page is mainly introduced the 1.4871 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.4871,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
1.4871
  • Steel Garde:1.4871
  • Type:Special Alloy
  • Country:France
  • Standard:AFNOR
  • Application:Valve Internal Combustion Engines steel (NF-EN 1009-1998)

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 263~231 σb/MPa
Yield Strength 251 σ 0.2 ≥/MPa
Elongation 57 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 068~623 -
HRC 30 -

Physical Properties

Thermal expansion 94-04 e-6/K
Thermal conductivity 54-33 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7257-5054 째C
Density 0496-4396 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)
1.4871 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