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ERNICU-7 (Alloy 60)


Alloy Type:

ERNiCu7  Nickel Alloy 60 is used for MIG, TIG, and SAW welding of copper alloys.  It is used for joining base materials such as UNS number NO4400, NO4405 and NO5500.  This alloy can be used for dissimilar welding applications using various nickel-copper alloys to nickel 200 and to copper-nickel alloys.  This can be used for MIG overlay on steel after a first layer with nickel 208.

 

Typical Applications:  Marine

AWS Class:    ERNiCu-7 Certification:                  AWS A5.14/A5.14M:2009
Alloy:  ERNiCu-7 ASME SFA A5.14

 

Welding Position:

F, V, OH, H

Current:

DCEP

 

Tensile Strength, kpsi: 77
Yield Strength, kpsi: *NS
Elongation %: *NS

*Not Specified

Typical Wire Chemistry as per AWS A5.14 (single values are maximum)

C Mn Fe P S Si Cu Ni Al Ti Other
0.15 4.0 2.5 0.02 0.015 1.25 Rem 62.0-69.0 1.25 1.5-3.00 0.50

 

Typical Welding Parameters
Diameter Process Volt Amps (flat) Amps (V/OH)
in (mm)
 .035 (0.9) GMAW 26-29 150-190 Spray Transfer 100% Argon
 .045  (1.2) GMAW  28-32 180-220  Spray Transfer 100% Argon
 1/16  (1.6) GMAW  29-33 200-250  Spray Transfer 100% Argon
 1/16  (1.6) GTAW  14-18 90-130  100% Argon
 3/32  (2.4) GTAW  15-20 120-175 100% Argon
 1/8  (3.2) GTAW  15-20 150-220  100% Argon
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