NT-CuMnNiAl

Specification
AWS Specification: AWS A5.7 ER CuMnNiAl
JIS Specification: N/A
Other Specification: N/A
Description
  • NT-CuMnNiAl is a manganese-nickel-aluminum bronze n bare filler metal rod and wire for welding cast ship propellers conforming to MIL-B-21230, Alloy 2 (AMPCO 495)
  • Provides high resistance to corrosion, erosion, and cavitation
  • Exhibits good ability to join dissimilar metals
TYPICAL CHEMICAL COMPOSITION OF ALL WELD METAL DEPOSITS (%):

Cu

Al

Fe

Ni

Mn

Others

Bal.

7.0 - 8.5

2.0 - 4.0

1.5 - 3.0

11.0 - 14.0

0.50 max

 

TYPICAL MECHANICAL PROPERTIES OF ALL WELD METAL DEPOSITS:
Yield Point
N/mm2 (KSI)
 
Tensile Strength
N/mm2 (KSI)
 
Elongation
%
 

67 (462)

110 (759)

27

 

SIZE AND RECOMMENDED CURRENT RANGE: AC, DC (+)

DIAMETER (mm)

2.4

3.2

LENGTH (mm)

1,000

1,000


NOTE:

The information contained or otherwise referenced herein is presented only as “typical” without guarantee or warranty, and Industrial Welding Corporation expressly disclaims any liability incurred from any reliance thereon. Typical data and test results for mechanical properties, deposit, or electrode composition and other properties were obtained from a weld produced and tested according to prescribed standards and should not be assumed to be the expected results in a particular application or weldment. Actual results will vary depending on many factors, including, but not limited to, weld procedure, plate chemistry and temperature, weldment design, and fabrication methods. Users are cautioned to confirm by qualification testing, or other appropriate means, the suitability of any welding consumable and procedure before use in the intended application.

  • Ship propellers
  • Marine components
  • Welding AMPCO 495
  • Welding cast iron
  • Joining dissimilar metals

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