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 364~930 σb/MPa
Yield Strength 098 σ 0.2 ≥/MPa
Elongation 36 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 707~127 -
HRC 30 -

Physical Properties

Thermal expansion 13-44 e-6/K
Thermal conductivity 27-28 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4575-3592 째C
Density 4565-8237 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)
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