MakeItFrom.com
Menu (ESC)

AWS E309Nb vs. AWS E383

Both AWS E309Nb and AWS E383 are iron alloys. Both are furnished in the as-welded condition. They have 73% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AWS E309Nb and the bottom bar is AWS E383.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 34
34
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
80
Tensile Strength: Ultimate (UTS), MPa 620
580

Thermal Properties

Latent Heat of Fusion, J/g 300
320
Melting Completion (Liquidus), °C 1420
1420
Melting Onset (Solidus), °C 1380
1370
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
12
Thermal Expansion, µm/m-K 14
14

Otherwise Unclassified Properties

Base Metal Price, % relative 25
37
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 4.4
6.4
Embodied Energy, MJ/kg 64
89
Embodied Water, L/kg 180
240

Common Calculations

PREN (Pitting Resistance) 25
40
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22
20
Strength to Weight: Bending, points 21
19
Thermal Diffusivity, mm2/s 4.0
3.1
Thermal Shock Resistance, points 16
15

Alloy Composition

Carbon (C), % 0 to 0.12
0 to 0.030
Chromium (Cr), % 22 to 25
26.5 to 29
Copper (Cu), % 0 to 0.75
0.6 to 1.5
Iron (Fe), % 54.8 to 64.8
28.8 to 39.2
Manganese (Mn), % 0.5 to 2.5
0.5 to 2.5
Molybdenum (Mo), % 0 to 0.75
3.2 to 4.2
Nickel (Ni), % 12 to 14
30 to 33
Niobium (Nb), % 0.7 to 1.0
0
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.9
Sulfur (S), % 0 to 0.030
0 to 0.020