AWS E409Nb (W40910) Weld Metal
Austenitic & General Stainless Steels
Property Overview
Density7.8g/cm³
Elastic Modulus190GPa
Tensile Strength500MPa
Yield Strength380MPa
Brinell HardnessUnknown
Maximum Service TemperatureUnknown
Chemical Composition
C
0 to 0.12%
CR
11 to 14%
NI
0 to 0.6%
MO
0 to 0.75%
MN
0 to 1.0%
SI
0 to 1.0%
P
0 to 0.040%
S
0 to 0.030%
CU
0 to 0.75%
NB
0.5 to 1.5%
FE
80.2 to 88.5%
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
23 %
Poisson's Ratio
0.28
Shear Modulus
76 GPa
Tensile Strength: Ultimate (UTS)
500 MPa
Tensile Strength: Yield (Proof)
380 MPa
Physical
Density
7.8 g/cm 3
Thermal
Latent Heat of Fusion
280 J/g
Melting Completion (Liquidus)
1460 °C
Melting Onset (Solidus)
1410 °C
Specific Heat Capacity
480 J/kg-K
Thermal Conductivity
25 W/m-K
Thermal Diffusivity
6.8 mm 2 /s
Thermal Expansion
14 µm/m-K
Thermal Shock Resistance
14 points
Electrical
Electrical Conductivity: Equal Volume
2.9 % IACS
Electrical Conductivity: Equal Weight (Specific)
3.3 % IACS
Calculated
PREN (Pitting Resistance)
14
Resilience: Ultimate (Unit Rupture Work)
110 MJ/m 3
Resilience: Unit (Modulus of Resilience)
380 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
25 points
Strength to Weight: Axial
18 points
Strength to Weight: Bending
18 points
Environmental
Base Metal Price
13 % relative
Embodied Carbon
2.9 kg CO 2 /kg material
Embodied Energy
42 MJ/kg
Embodied Energy
42 MJ/kg 18 x 10 3 BTU/lb
Embodied Water
100 L/kg
Embodied Water
100 L/kg 12 gal/lb
Registered Designations & Aliases
AWS E409Nb (W40910) Weld MetalW40910