AWS E70C-Ni2 or E49C-Ni2 (W22030) Weld Metal
Alloy Steels
Property Overview
Density7.8g/cm³
Elastic Modulus190GPa
Tensile Strength560MPa
Yield Strength450MPa
Brinell HardnessUnknown
Maximum Service TemperatureUnknown
Chemical Composition
C
0 to 0.080%
NI
1.8 to 2.8%
MN
0 to 1.3%
SI
0 to 0.9%
P
0 to 0.025%
S
0 to 0.030%
CU
0 to 0.35%
V
0 to 0.030%
RES.
Residuals res. | | 0 to 0.5%
RESIDUALS RES.
0 to 0.5%
FE
94.1 to 98.3%
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
27 %
Poisson's Ratio
0.29
Shear Modulus
72 GPa
Tensile Strength: Ultimate (UTS)
560 MPa
Tensile Strength: Yield (Proof)
450 MPa
Physical
Density
7.8 g/cm 3
Thermal
Latent Heat of Fusion
250 J/g
Melting Completion (Liquidus)
1450 °C
Melting Onset (Solidus)
1410 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
52 W/m-K
Thermal Diffusivity
14 mm 2 /s
Thermal Expansion
13 µm/m-K
Thermal Shock Resistance
17 points
Electrical
Electrical Conductivity: Equal Volume
7.5 % IACS
Electrical Conductivity: Equal Weight (Specific)
8.6 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
140 MJ/m 3
Resilience: Unit (Modulus of Resilience)
540 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
20 points
Strength to Weight: Bending
19 points
Environmental
Base Metal Price
3.3 % relative
Embodied Carbon
1.6 kg CO 2 /kg material
Embodied Energy
22 MJ/kg
Embodied Energy
22 MJ/kg 9.4 x 10 3 BTU/lb
Embodied Water
51 L/kg
Embodied Water
51 L/kg 6.0 gal/lb
Registered Designations & Aliases
AWS E70C-Ni2 or E49C-Ni2 (W22030) Weld MetalW22030