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AWS E312 vs. EN 1.7366 Steel

Both AWS E312 and EN 1.7366 steel are iron alloys. They have 64% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is AWS E312 and the bottom bar is EN 1.7366 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 25
17 to 19
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
74
Tensile Strength: Ultimate (UTS), MPa 740
460 to 710

Thermal Properties

Latent Heat of Fusion, J/g 310
260
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1360
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 15
13

Otherwise Unclassified Properties

Base Metal Price, % relative 20
4.3
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.6
1.7
Embodied Energy, MJ/kg 52
23
Embodied Water, L/kg 200
69

Common Calculations

PREN (Pitting Resistance) 31
6.8
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
16 to 25
Strength to Weight: Bending, points 24
17 to 23
Thermal Shock Resistance, points 18
13 to 20

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.18
Chromium (Cr), % 28 to 32
4.0 to 6.0
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 52.3 to 63.5
91.9 to 95.3
Manganese (Mn), % 0.5 to 2.5
0.3 to 0.8
Molybdenum (Mo), % 0 to 0.75
0.45 to 0.65
Nickel (Ni), % 8.0 to 10.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.015