AWS E90C-B9 or E55C-B9 Weld Metal
Alloy Steels
Property Overview
Density7.8g/cm³
Elastic Modulus190GPa
Tensile Strength710MPa
Yield Strength460MPa
Brinell HardnessUnknown
Maximum Service TemperatureUnknown
Chemical Composition
C
0.080 to 0.13%
CR
8.0 to 10.5%
NI
0 to 0.8%
MO
0.85 to 1.2%
MN
0 to 1.2%
SI
0 to 0.5%
N
0.030 to 0.070%
P
0 to 0.020%
S
0 to 0.015%
CU
0 to 0.2%
NB
0.020 to 0.1%
V
0.15 to 0.3%
AL
0 to 0.040%
RES.
Residuals res. | | 0 to 0.5%
RESIDUALS RES.
0 to 0.5%
FE
84.4 to 90.9%
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
18 %
Poisson's Ratio
0.28
Shear Modulus
75 GPa
Tensile Strength: Ultimate (UTS)
710 MPa
Tensile Strength: Yield (Proof)
460 MPa
Physical
Density
7.8 g/cm 3
Thermal
Latent Heat of Fusion
270 J/g
Melting Completion (Liquidus)
1460 °C
Melting Onset (Solidus)
1410 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
25 W/m-K
Thermal Diffusivity
6.9 mm 2 /s
Thermal Expansion
13 µm/m-K
Thermal Shock Resistance
20 points
Electrical
Electrical Conductivity: Equal Volume
6.9 % IACS
Electrical Conductivity: Equal Weight (Specific)
8.0 % IACS
Calculated
PREN (Pitting Resistance)
13
Resilience: Ultimate (Unit Rupture Work)
110 MJ/m 3
Resilience: Unit (Modulus of Resilience)
550 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
25 points
Strength to Weight: Axial
25 points
Strength to Weight: Bending
23 points
Environmental
Base Metal Price
7.0 % relative
Embodied Carbon
2.6 kg CO 2 /kg material
Embodied Energy
37 MJ/kg
Embodied Energy
37 MJ/kg 16 x 10 3 BTU/lb
Embodied Water
91 L/kg
Embodied Water
91 L/kg 11 gal/lb
Registered Designations & Aliases
AWS E90C-B9 or E55C-B9 Weld Metal