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EN 1.7710 Steel vs. EN 1.8823 Steel

Both EN 1.7710 steel and EN 1.8823 steel are iron alloys. They have a very high 98% 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 1.7710 steel and the bottom bar is EN 1.8823 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 280 to 320
160
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 6.8 to 11
25
Fatigue Strength, MPa 500 to 620
270
Impact Strength: V-Notched Charpy, J 30
48
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 930 to 1070
530
Tensile Strength: Yield (Proof), MPa 800 to 1060
360

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Maximum Temperature: Mechanical, °C 440
410
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 41
47
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 3.5
2.4
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.2
1.6
Embodied Energy, MJ/kg 30
22
Embodied Water, L/kg 57
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 73 to 100
120
Resilience: Unit (Modulus of Resilience), kJ/m3 1680 to 2970
360
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 33 to 38
19
Strength to Weight: Bending, points 27 to 30
19
Thermal Diffusivity, mm2/s 11
13
Thermal Shock Resistance, points 27 to 31
16

Alloy Composition

Aluminum (Al), % 0
0.015 to 0.034
Carbon (C), % 0.12 to 0.18
0 to 0.16
Chromium (Cr), % 1.3 to 1.8
0 to 0.35
Copper (Cu), % 0
0 to 0.6
Iron (Fe), % 95.1 to 97
95.6 to 99.985
Manganese (Mn), % 0.6 to 1.0
0 to 1.7
Molybdenum (Mo), % 0.8 to 1.0
0 to 0.13
Nickel (Ni), % 0
0 to 0.55
Niobium (Nb), % 0
0 to 0.060
Nitrogen (N), % 0
0 to 0.017
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.6
0 to 0.55
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0
0 to 0.060
Vanadium (V), % 0.15 to 0.25
0 to 0.12