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EN 1.3961 Alloy vs. AWS E320

Both EN 1.3961 alloy and AWS E320 are iron alloys. They have 73% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.3961 alloy and the bottom bar is AWS E320.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 31
34
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 72
77
Tensile Strength: Ultimate (UTS), MPa 450
620

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Melting Completion (Liquidus), °C 1430
1410
Melting Onset (Solidus), °C 1390
1360
Specific Heat Capacity, J/kg-K 460
460
Thermal Expansion, µm/m-K 1.3
14

Otherwise Unclassified Properties

Base Metal Price, % relative 25
38
Density, g/cm3 8.2
8.2
Embodied Carbon, kg CO2/kg material 4.8
6.5
Embodied Energy, MJ/kg 66
91
Embodied Water, L/kg 110
220

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 15
21
Strength to Weight: Bending, points 16
20
Thermal Shock Resistance, points 130
16

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.070
Chromium (Cr), % 0 to 0.25
19 to 21
Copper (Cu), % 0
3.0 to 4.0
Iron (Fe), % 60.7 to 65
31.8 to 43.5
Manganese (Mn), % 0 to 0.5
0.5 to 2.5
Molybdenum (Mo), % 0 to 1.0
2.0 to 3.0
Nickel (Ni), % 35 to 37
32 to 36
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 0.6
Sulfur (S), % 0 to 0.020
0 to 0.030