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EN 1.0314 Steel vs. EN 1.7711 Steel

Both EN 1.0314 steel and EN 1.7711 steel are iron alloys. They have a very high 97% of their average alloy composition in common. There are 31 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 EN 1.0314 steel and the bottom bar is EN 1.7711 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 92 to 120
210 to 280
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 24 to 25
16 to 22
Fatigue Strength, MPa 140 to 220
290 to 520
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 200 to 250
440 to 570
Tensile Strength: Ultimate (UTS), MPa 320 to 400
690 to 930
Tensile Strength: Yield (Proof), MPa 190 to 310
400 to 800

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
430
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 53
33
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.9
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 7.9
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
3.0
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4
2.3
Embodied Energy, MJ/kg 18
32
Embodied Water, L/kg 46
54

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 68 to 87
130 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 95 to 250
430 to 1690
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 11 to 14
24 to 33
Strength to Weight: Bending, points 13 to 15
22 to 27
Thermal Diffusivity, mm2/s 14
8.9
Thermal Shock Resistance, points 10 to 13
24 to 32

Alloy Composition

Aluminum (Al), % 0.020 to 0.060
0 to 0.015
Carbon (C), % 0 to 0.030
0.36 to 0.44
Chromium (Cr), % 0
0.9 to 1.2
Iron (Fe), % 99.365 to 99.78
96 to 97.5
Manganese (Mn), % 0.2 to 0.4
0.45 to 0.85
Molybdenum (Mo), % 0
0.5 to 0.65
Phosphorus (P), % 0 to 0.020
0 to 0.025
Silicon (Si), % 0 to 0.1
0 to 0.4
Sulfur (S), % 0 to 0.025
0 to 0.030
Vanadium (V), % 0
0.25 to 0.35