AWS ENiCu-7 (W84190) Weld Metal
Nickel Welding & Filler Materials
Property Overview
Density8.7g/cm³
Elastic Modulus160GPa
Tensile Strength550MPa
Yield StrengthUnknown
Brinell HardnessUnknown
Maximum Service TemperatureUnknown
Chemical Composition
C
0 to 0.1%
NI
62 to 69%
MN
0 to 4.0%
SI
0 to 1.5%
P
0 to 0.020%
S
0 to 0.015%
CU
20.6 to 38%
TI
0 to 1.0%
AL
0 to 0.75%
RES.
Residuals res. | | 0 to 0.5%
RESIDUALS RES.
0 to 0.5%
FE
0 to 2.5%
Mechanical
Elastic (Young's, Tensile) Modulus
160 GPa
Elongation at Break
34 %
Poisson's Ratio
0.32
Shear Modulus
62 GPa
Tensile Strength: Ultimate (UTS)
550 MPa
Physical
Density
8.7 g/cm 3
Thermal
Latent Heat of Fusion
280 J/g
Melting Completion (Liquidus)
1270 °C
Melting Onset (Solidus)
1230 °C
Specific Heat Capacity
430 J/kg-K
Thermal Conductivity
21 W/m-K
Thermal Diffusivity
5.5 mm 2 /s
Thermal Expansion
13 µm/m-K
Thermal Shock Resistance
18 points
Electrical
Electrical Conductivity: Equal Volume
3.3 % IACS
Electrical Conductivity: Equal Weight (Specific)
3.3 % IACS
Calculated
Stiffness to Weight: Axial
10 points
Stiffness to Weight: Bending
21 points
Strength to Weight: Axial
17 points
Strength to Weight: Bending
17 points
Environmental
Base Metal Price
50 % relative
Embodied Carbon
8.0 kg CO 2 /kg material
Embodied Energy
110 MJ/kg
Embodied Energy
110 MJ/kg 49 x 10 3 BTU/lb
Embodied Water
250 L/kg
Embodied Water
250 L/kg 30 gal/lb
Registered Designations & Aliases
AWS ENiCu-7 (W84190) Weld MetalW84190