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

Stellite 21

Profile

This page is mainly introduced the Stellite 21 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Stellite 21,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stellite 21
  • Steel Garde:Stellite 21
  • Type:Special Alloy
  • Application:Stellite alloy

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 030~688 σb/MPa
Yield Strength 612 σ 0.2 ≥/MPa
Elongation 66 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 020~707 -
HRC 30 -

Physical Properties

Thermal expansion 78-29 e-6/K
Thermal conductivity 98-67 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4736-0148 째C
Density 3928-3256 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

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Size Availability

Steel Grade Specification Processing range(mm)
Stellite 21 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