Alloy

Colmonoy 43

Alloy Type

Fuseweld Alloy

Nominal Composition (%)

C 0.20
Si 2.80
Cr 4.00

Fe 0.30
B 1.20
Mo 3.0
 

Rockwell Hardness
(C-scale)

35-40

Density (gm/cc)

8.50

Fusing Temperature (approx.)

1800°F
980°C

Resistance:

to
Abrasion

to

Corrosion

to
Impact

to
Galling

 

4

2

2

3

Supplied Forms

Atomized powder

Method of application

Fusewelder (43), HVOF (43HV)

Description and General Uses

 

Similar to Colmonoy No. 53, but better ductility, less hardness and slightly less abrasion and corrosion resistance. Finished by carbide tools and grinding.