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EN 1.7703 Steel vs. AWS E310Mo

Both EN 1.7703 steel and AWS E310Mo are iron alloys. They have 51% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.7703 steel and the bottom bar is AWS E310Mo.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20
34
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 74
80
Tensile Strength: Ultimate (UTS), MPa 670 to 690
620

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Melting Completion (Liquidus), °C 1470
1420
Melting Onset (Solidus), °C 1430
1370
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 39
14
Thermal Expansion, µm/m-K 13
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 4.2
28
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 2.5
5.1
Embodied Energy, MJ/kg 35
71
Embodied Water, L/kg 61
210

Common Calculations

PREN (Pitting Resistance) 5.6
35
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 24
22
Strength to Weight: Bending, points 22
20
Thermal Diffusivity, mm2/s 11
3.7
Thermal Shock Resistance, points 19 to 20
15

Alloy Composition

Carbon (C), % 0.11 to 0.15
0 to 0.12
Chromium (Cr), % 2.0 to 2.5
25 to 28
Copper (Cu), % 0 to 0.2
0 to 0.75
Iron (Fe), % 94.6 to 96.4
42.8 to 52
Manganese (Mn), % 0.3 to 0.6
1.0 to 2.5
Molybdenum (Mo), % 0.9 to 1.1
2.0 to 3.0
Nickel (Ni), % 0 to 0.25
20 to 22
Niobium (Nb), % 0 to 0.070
0
Nitrogen (N), % 0 to 0.012
0
Phosphorus (P), % 0 to 0.015
0 to 0.030
Silicon (Si), % 0 to 0.1
0 to 0.75
Sulfur (S), % 0 to 0.0050
0 to 0.030
Titanium (Ti), % 0 to 0.030
0
Vanadium (V), % 0.25 to 0.35
0