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OA 68Nb

Extreme good wear resistance even at increased working temperatures.
More than 1, maximum 2 layers should not be deposited.
A Buffer layer with OA 4370, OA MnCr or ER 100 is recommended.
 

OA 64

Extreme good wear resistance even at higher temperatures up to 650ºC.
More than 1 or 2 layers should not be deposited.
Hardness reduction at 400°C app. 4%, at 650°C app. 10%.
A Buffer layer with OA 4370 or OA MnCr is recommended.

OA 63

Extreme wear resistance even at higher temperatures. The deposit gives already a
High hardness in the first layer. A buffer layer is recommended in case of sensible base
material or old layers.

OA 62

Extreme wear resistance even at higher temperatures. The deposit gives already a
High hardness in the first layer. A buffer layer is recommended in case of sensible base
material or old layers.

OA 59H

Extreme abrasion resistance with good impact properties and temperature
resistance up to 450ºC.
 

OA 59

Extreme abrasion resistance with good impact properties and temperature
resistance up to 300ºC.

OA 612

This alloy offers very good resistance against general abrasion and heavy
shock, all weld metal requires no buffer layer except on materials considered
critical or old hardsurfacing layers.
In this Situation OA 4370, ER 100 S1 or OA MnCr is recommended.

Suited for wear parts subject to strong impact, abrasion and shock.
In critical cases the interpass temperature should be kept at 270ºC for the best
results. The weld metal is only machinable by grinding.

OA 55 TC

Very good wear resistance against abrasion combined with impact. The deposit gives
already a very good hardness in the second layer thanks to the Ti carbides.
The choice for the buffer layer is depending on the base metal and not always necessary.
 

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