ISO X55CrMnNiN20 8 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ISO X55CrMnNiN20 8

ISO ISO X55CrMnNiN20 8

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This page is mainly introduced the ISO X55CrMnNiN20 8 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ISO X55CrMnNiN20 8,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
ISO standard valve austenite steel
  • Steel Garde:ISO X55CrMnNiN20 8
  • Type:Special Alloy
  • Country:ISO
  • Standard:ISO
  • Application:ISO standard valve austenite steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
X55CrMnNiN20-8 DIN Germany
X55CrMnNiN20-8 AFNOR France

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 545~730 σb/MPa
Yield Strength 900 σ 0.2 ≥/MPa
Elongation 63 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 155~981 -
HRC 30 -

Physical Properties

Thermal expansion 62-18 e-6/K
Thermal conductivity 44-73 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7521-4848 째C
Density 6497-6223 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)
ISO X55CrMnNiN20 8 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