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AWS E310H vs. EN 1.4931 Steel

Both AWS E310H and EN 1.4931 steel are iron alloys. They have 63% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AWS E310H and the bottom bar is EN 1.4931 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 11
17
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
76
Tensile Strength: Ultimate (UTS), MPa 690
810

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1350
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 14
24
Thermal Expansion, µm/m-K 14
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
9.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
11

Otherwise Unclassified Properties

Base Metal Price, % relative 26
8.5
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.6
2.9
Embodied Energy, MJ/kg 65
42
Embodied Water, L/kg 200
100

Common Calculations

PREN (Pitting Resistance) 28
16
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
29
Strength to Weight: Bending, points 22
25
Thermal Diffusivity, mm2/s 3.8
6.5
Thermal Shock Resistance, points 17
22

Alloy Composition

Carbon (C), % 0.35 to 0.45
0.2 to 0.26
Chromium (Cr), % 25 to 28
11.3 to 12.2
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 44.2 to 53.7
83.2 to 86.8
Manganese (Mn), % 1.0 to 2.5
0.5 to 0.8
Molybdenum (Mo), % 0 to 0.75
1.0 to 1.2
Nickel (Ni), % 20 to 22.5
0 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.75
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.020
Tungsten (W), % 0
0 to 0.5
Vanadium (V), % 0
0.25 to 0.35