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Stellite 21


Stellite 21 material is Stellite alloy.

Chemical composition of Stellite 21, Stellite 21 mechanical properties, Stellite 21 datasheet, Stellite 21 equivalent grade, Heat treatment and temperature process of Stellite 21.


Stellite 21 property sheet

Stellite 21 Spec.

Related Materials

Stellite 21

Chemical Composition of Stellite 21

C: 0.20 0.30
Si: Max 1.00
Mn: Max 1.00
Cr: 25.00 29.00
Ni: 1.75 3.75
Mo: 5.00 6.00
Co: remaining Min
W: Max Min
Fe: Max 3.00
B: Max 0.007

Mechanical Properties of Stellite 21

Rp0.2 (MPa) 224 (≥)
Rm (MPa) 245 (≥)
AKV (J) 42
A (%) 23
Z (%) 31
Hardness HBW 112

Stellite 21 shape and dimensions

Stellite 21 Round bar: 1mm-800mm
Stellite 21 Square bar: 10mm * 10mm-600mm *600mm
Stellite 21 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
Stellite 21 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
Stellite 21 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
Stellite 21 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes