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SAE-AISI 1095 Steel vs. EN 1.7729 Steel

Both SAE-AISI 1095 steel and EN 1.7729 steel are iron alloys. They have a very high 97% of their average alloy composition in common. There are 32 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 SAE-AISI 1095 steel and the bottom bar is EN 1.7729 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 270
270
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 10 to 11
17
Fatigue Strength, MPa 310 to 370
500
Poisson's Ratio 0.29
0.29
Reduction in Area, % 28 to 45
56
Shear Modulus, GPa 72
73
Shear Strength, MPa 400 to 540
560
Tensile Strength: Ultimate (UTS), MPa 680 to 900
910
Tensile Strength: Yield (Proof), MPa 500 to 590
750

Thermal Properties

Latent Heat of Fusion, J/g 240
250
Maximum Temperature: Mechanical, °C 400
430
Melting Completion (Liquidus), °C 1450
1470
Melting Onset (Solidus), °C 1410
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 47
40
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.6
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 11
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
3.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
3.3
Embodied Energy, MJ/kg 19
49
Embodied Water, L/kg 45
59

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63 to 84
150
Resilience: Unit (Modulus of Resilience), kJ/m3 660 to 930
1500
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24 to 32
32
Strength to Weight: Bending, points 22 to 26
27
Thermal Diffusivity, mm2/s 13
11
Thermal Shock Resistance, points 22 to 29
27

Alloy Composition

Aluminum (Al), % 0
0.015 to 0.080
Arsenic (As), % 0
0 to 0.020
Boron (B), % 0
0.0010 to 0.010
Carbon (C), % 0.9 to 1.0
0.17 to 0.23
Chromium (Cr), % 0
0.9 to 1.2
Copper (Cu), % 0
0 to 0.2
Iron (Fe), % 98.4 to 98.8
94.8 to 97
Manganese (Mn), % 0.3 to 0.5
0.35 to 0.75
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0 to 0.050
0 to 0.015
Tin (Sn), % 0
0 to 0.020
Titanium (Ti), % 0
0.070 to 0.15
Vanadium (V), % 0
0.6 to 0.8