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EN 1.7216 Steel vs. SAE-AISI 1108 Steel

Both EN 1.7216 steel and SAE-AISI 1108 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 (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.7216 steel and the bottom bar is SAE-AISI 1108 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 280
110 to 140
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 12 to 23
23 to 34
Fatigue Strength, MPa 290 to 440
170 to 260
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 410 to 560
250 to 280
Tensile Strength: Ultimate (UTS), MPa 650 to 930
380 to 440
Tensile Strength: Yield (Proof), MPa 400 to 690
220 to 360

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 420
400
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 46
52
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
1.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.5
1.4
Embodied Energy, MJ/kg 20
18
Embodied Water, L/kg 50
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 130
95 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 430 to 1280
130 to 340
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 23 to 33
13 to 16
Strength to Weight: Bending, points 21 to 27
15 to 16
Thermal Diffusivity, mm2/s 12
14
Thermal Shock Resistance, points 19 to 27
12 to 14

Alloy Composition

Carbon (C), % 0.27 to 0.34
0.080 to 0.13
Chromium (Cr), % 0.8 to 1.2
0
Iron (Fe), % 97.2 to 98.4
98.9 to 99.24
Manganese (Mn), % 0.35 to 0.6
0.6 to 0.8
Molybdenum (Mo), % 0.15 to 0.3
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.35
0
Sulfur (S), % 0 to 0.035
0.080 to 0.13