Alloy

Colmonoy 750

Alloy Type

Nickel with Tungsten Carbide

Nominal Composition (%)

C 3.00
Si 1.80
Cr 6.80
Fe 2.40

 B 1.40
Co 6.10
W 46.80
Ni Balance

 

Rockwell Hardness
(C-scale)

58-63

Density (gm/cc)

12.17

Fusing Temperature (approx.)

1940°F
1060°C

Resistance:

to
Abrasion

to

Corrosion

to
Impact

to
Galling

 

1

2

4

1

Supplied Forms

Crushed and Atomized Powder

Method of application

Spraywelder

Description and General Uses

 

A tough nickel-chromium-tungsten matrix alloy is used to hold extremely hard tungsten-carbide particles. Best used for the most severe abrasive conditions.  Finished by grinding.