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SAE-AISI 1095 Steel vs. EN 1.1172 Steel

Both SAE-AISI 1095 steel and EN 1.1172 steel are iron alloys. Their average alloy composition is basically identical. There are 25 material properties with values for both materials. Properties with values for just one material (7, 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 1.1172 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 270
140 to 170
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
72
Tensile Strength: Ultimate (UTS), MPa 680 to 900
480 to 1720

Thermal Properties

Latent Heat of Fusion, J/g 240
250
Maximum Temperature: Mechanical, °C 400
400
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 47
51
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.6
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 11
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.4
Embodied Energy, MJ/kg 19
18
Embodied Water, L/kg 45
46

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24 to 32
17 to 61
Strength to Weight: Bending, points 22 to 26
17 to 41
Thermal Diffusivity, mm2/s 13
14
Thermal Shock Resistance, points 22 to 29
15 to 55

Alloy Composition

Carbon (C), % 0.9 to 1.0
0.32 to 0.39
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 98.4 to 98.8
98.2 to 99.18
Manganese (Mn), % 0.3 to 0.5
0.5 to 0.8
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0
0 to 0.3
Sulfur (S), % 0 to 0.050
0 to 0.025

Comparable Variants