X8NiCrAlTi32-21 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X8NiCrAlTi32-21

ISO X8NiCrAlTi32-21

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This page is mainly introduced the X8NiCrAlTi32-21 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X8NiCrAlTi32-21,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Steel flat products for pressure purposes - Technical delivery conditions - Part 7: Stainless steels
  • Steel Garde:X8NiCrAlTi32-21
  • Type:Stainless Steels
  • Country:International
  • Standard:ISO
  • Standard Number:
    ITEM Standard Number Descriptions
    1 ISO 15510 (2010) Stainless steels -- Chemical composition
    2 ISO 16143-3 (2005) Stainless steels for general purposes -- Part 3: Wire
    3 ISO 4955 (2005) Heat-resistant steels
    4 ISO 9328-5 Steel plates and strips for pressure purposes - Technical delivery conditions - Part 5: Weldable fine grain steels, thermomechanically rolled
    5 ISO 9328-7 (2011) Steel flat products for pressure purposes - Technical delivery conditions - Part 7: Stainless steels
  • Metallographic Structure:Austenite
  • Application:Steel flat products for pressure purposes - Technical delivery conditions - Part 7: Stainless steels

Cross Reference Table(Equivalent Materials):

Material Standard Country
X8NiCrAlTi32-21 ISO International

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.10
Si   1.00
Mn   1.50
P   0.015
S   0.015
Cr 19.00  23.00
Ni 30.00  34.00
Al 0.15  0.60
Ti 0.15  0.60
Cu   0.70

Mechanical Properties

Tensile strength 385~108 σb/MPa
Yield Strength 721 σ 0.2 ≥/MPa
Elongation 13 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 441~403 -
HRC 30 -

Physical Properties

Thermal expansion 75-48 e-6/K
Thermal conductivity 59-80 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8948-4054 째C
Density 8029-8698 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)
X8NiCrAlTi32-21 Stainless Steels 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