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 166~972 σb/MPa
Yield Strength 827 σ 0.2 ≥/MPa
Elongation 39 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 416~633 -
HRC 30 -

Physical Properties

Thermal expansion 29-69 e-6/K
Thermal conductivity 09-71 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8925-3195 째C
Density 6549-1671 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