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AMPCO-TRODE® 200 aluminum bronze bare filler rod is available for use with the gas tungsten arc welding process. The weld deposit has a nominal hardness of 269 Brinell and has high strength.

AMPCO-TRODE® 200 is primarily an overlay filler metal. The high strength values of the deposit combined with excellent wear-resisting characteristics make this alloy unsurpassed for bearing overlays where extreme wear and high pressures are encountered in service.


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Typical Applications

Wear plates Split bearings Crane hooks
Propeller shafts Forming dies Cable sleeves
Gear teeth Thrust bearing faces Feed screws
Wheel flanges Cams Welding AMPCO® 21


Limiting Chemical Composition
% (filler metal)
Copper* Balance
Aluminum 12.0 – 13.0
Iron 3.0 – 5.0
Silicon 0.04 max.
Others 0.50 max.
* including silver
Mechanical Properties
(Nominal all-weld metal values)
Tensile Strength ksi 97 (669 MPa)
Yield Strength ksi 44 (304 MPa)
Elongation % in 2″ (51 mm) 1
Reduction of Area % 1
Hardness (HBW 10/3000) on 1/4″ (6.4mm) deposit 269


AWS Class RCuAl-C
*Hardness will vary depending on quality of the weld and experience and knowhow of the welder.

Document Download

AMPCO-TRODE® 200 Technical Data Sheet