Type
Copper Aluminum Nickel alloy 2.0923 for GMAW welding
classification
AWS
A 5.7: ERCuNiAl
EN ISO
24373: Cu 6328 / CuAl9Ni5Fe3Mn2
W.Nr.
2.0923
Applications

Desalting installations, CuNiAl ship propellers, cladding against corrosion, cladding against wear, gliding surfaces, shipbuilding, pump building, shafts, guide grooves, tube systems etc.

Type
Copper Aluminum Nickel alloy 2.0923 for GMAW welding
Applications

Desalting installations, CuNiAl ship propellers, cladding against corrosion, cladding against wear, gliding surfaces, shipbuilding, pump building, shafts, guide grooves, tube systems etc.

Properties

The weld metal is a Cu-Al-Ni bronze. Sound, pore free deposits on ferrous and non-ferrous base materials. Seawater, wear and corrosion resistance; for example when seawater, cavitation and erosion are simultaneously affecting the weld deposit.

Classification
AWS
A 5.7: ERCuNiAl
EN ISO
24373: Cu 6328 / CuAl9Ni5Fe3Mn2
F-nr
37
W.Nr.
2.0923
Suitable for

CuNiAl, CuAlNi, aluminum bronze, ship propellers, 2.0923, UNS C63000, C630AlBz, Joint welds or building up of aluminum bronze. Cladding (steel) components undergoing metal to metal wear under high pressure. Especially suited for marine environments. The addition of nickel improves corrosion resistance in heat and rough seawater.

Welding positions
PA
PB
PC
PD
PE
PF
PG
Redrying
Not required
Gas acc. EN ISO 14175
I1, I3
Analysis
C Si Mn P S Ti Fe Cu Zn Pb Sn Al As Ni+Co Cu+Ag
0.05 2.5 4 Rem. 0.05 0.01 9 5
Mechanical Properties
Heat
Treatment
RP0,2
(MPa)
Rm
(MPa)
A5
(%)
Hardness
As Welded 400 700 15 250 HB