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EN 1.7710 Steel vs. SAE-AISI 1345 Steel

Both EN 1.7710 steel and SAE-AISI 1345 steel are iron alloys. They have a very high 97% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.7710 steel and the bottom bar is SAE-AISI 1345 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 280 to 320
170 to 210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 6.8 to 11
11 to 23
Fatigue Strength, MPa 500 to 620
230 to 390
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
72
Tensile Strength: Ultimate (UTS), MPa 930 to 1070
590 to 730
Tensile Strength: Yield (Proof), MPa 800 to 1060
330 to 620

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Maximum Temperature: Mechanical, °C 440
400
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 41
51
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 3.5
1.9
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.2
1.4
Embodied Energy, MJ/kg 30
19
Embodied Water, L/kg 57
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 73 to 100
78 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 1680 to 2970
290 to 1040
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 33 to 38
21 to 26
Strength to Weight: Bending, points 27 to 30
20 to 23
Thermal Diffusivity, mm2/s 11
14
Thermal Shock Resistance, points 27 to 31
19 to 23

Alloy Composition

Carbon (C), % 0.12 to 0.18
0.43 to 0.48
Chromium (Cr), % 1.3 to 1.8
0
Iron (Fe), % 95.1 to 97
97.2 to 97.8
Manganese (Mn), % 0.6 to 1.0
1.6 to 1.9
Molybdenum (Mo), % 0.8 to 1.0
0
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.6
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.040
Vanadium (V), % 0.15 to 0.25
0

Comparable Variants