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AMPCO-TRODE® 46

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.

Typical Applications

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 Coated

Limiting Chemical Composition

% (deposited weld metal)

Copper*Balance
Aluminum8.50 – 9.50
Iron3.0 – 6.0
Nickel4.0 – 6.0
Manganese0.50 – 3.50
Silicon1.5 max.
Others0.50 max.

* including silver

Mechanical Properties

(Nominal all-weld metal values)

Tensile Strength, ksi99 (683 MPa)
Yield Strength, ksi58 (400 MPa)
Elongation, % in 2″ (51 mm)25
Reduction of Area, %
BHN (3000kg)
22
1/4″ (6.4 mm) deposit187

Specifications

AWS A5.6 Class E CuNiAl
ASME SFA 5.6 Class E CuNiAl

AMPCO-TRODE® 46 Bare

Limiting Chemical Composition

% (filler metal)

Copper*Balance
Aluminum8.50 – 9.50
Iron3.0 – 5.0
Nickel4.0 – 5.50
Manganese0.60 – 3.50
Silicon0.10 max.
Others0.50 max.

* including silver

Mechanical Properties

(Nominal all-weld metal values)

Tensile Strength, ksi104 (718 MPa)
Yield Strength, ksi59 (407 MPa)
Elongation, % in 2″ (51 mm)23
Reduction of Area, %
BHN (3000kg)
22
1/4″ (6.4 mm) deposit196

Specifications

AWS A5.7 Class ER CuNiAl
ASME SFA 5.7 Class ER CuNiAl
*MIL-E-23765/3AType MIL-CuNiAl

*Note: A weld test is required on each Heat/lot of material to conform to MIL-E23765/3A

*Hardness will vary depending on quality of the weld and experience and knowhow of the welder.
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AMPCO-TRODE® 46 Technical Data Sheet

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