AMPCO-TRODE 46

Description and Application

AMPCO-TRODE 46 nickel-aluminum bronze spooled wire, bare rod and coated electrodes were developed for the welding of cast and wrought nickel-aluminum bronze. AMPCO-TRODE 46 is also recommended for weld repairing NiBral boat propellers.

AMPCO-TRODE 46 Coated

Limiting Chemical Composition,

% (desposited weld metal)

Copper........................................................Balance

Aluminum.................................................8.50-9.50

Iron.............................................................3.0-6.0

Nickel..........................................................4.0-6.0

Magganeses.............................................0.50-3.50

Silicon........................................................1.5 max.

Others......................................................0.50 max.

*including silver

Mechanical Properties 

(nominal all-weld metal values)

Tensile Strength, ksi.............................99(683 MPa)

Yield Strength, ksi................................58(400 MPa)

Elongation, % in 2" (51 mm)................................25

Reduction of area, %...........................................22

BHN (3000kg.)

1/4" (6.4 mm) deposit........................................187

Specifications

AWS A5.6 Class E CuNiAl

ASME SFA 5.6 Class E CuNiAl

Typical Applicationd

ship fittings

power plant valves

intake screens

welding AMPCO 45

oil recovery pumps

propeller gear housings

marine propulsion systems

ship propellers

piping systems

welding AMPCO 483

AMPCO-TRODE 46 Bare

Limiting Chemical Composition,

% (filler metal)

Copper.........................................................Balance

Aluminum..................................................8.50-9.50

Iron..............................................................3.0-5.0

Nickel..........................................................4.0-5.50

Manganese................................................0.60-3.50

Silicon.......................................................0.10 max.

Others.......................................................0.50 max.

*including silver

Mechanical Properties

(nominal all-weld metal values)

Tensile Strength, ksi.............................104(718 MPa)

Yield Strength, ksi..................................59(407 MPa)

Elongation, % in 2" (51 mm)................................23

Reduction of area, %...........................................22

BHN (3000kg.)

1/4" (6.4 mm) deposit........................................196

Specifications 

AWS A5.7 Class ER CuNiAl

ASME SFA 5.7 Class ER CuNiAl

MIL-E-23765/3A Type MIL-CuNiAl