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SAE-AISI 1108 Steel vs. EN 1.4762 Stainless Steel

Both SAE-AISI 1108 steel and EN 1.4762 stainless steel are iron alloys. They have 73% of their average alloy composition in common. There are 31 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 SAE-AISI 1108 steel and the bottom bar is EN 1.4762 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110 to 140
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 23 to 34
13
Fatigue Strength, MPa 170 to 260
180
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
78
Shear Strength, MPa 250 to 280
370
Tensile Strength: Ultimate (UTS), MPa 380 to 440
620
Tensile Strength: Yield (Proof), MPa 220 to 360
310

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 400
1150
Melting Completion (Liquidus), °C 1460
1410
Melting Onset (Solidus), °C 1420
1370
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 52
17
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
12
Density, g/cm3 7.9
7.6
Embodied Carbon, kg CO2/kg material 1.4
2.5
Embodied Energy, MJ/kg 18
37
Embodied Water, L/kg 46
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 95 to 110
67
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 340
250
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
26
Strength to Weight: Axial, points 13 to 16
23
Strength to Weight: Bending, points 15 to 16
21
Thermal Diffusivity, mm2/s 14
4.6
Thermal Shock Resistance, points 12 to 14
22

Alloy Composition

Aluminum (Al), % 0
1.2 to 1.7
Carbon (C), % 0.080 to 0.13
0 to 0.12
Chromium (Cr), % 0
23 to 26
Iron (Fe), % 98.9 to 99.24
69.7 to 75.1
Manganese (Mn), % 0.6 to 0.8
0 to 1.0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0
0.7 to 1.4
Sulfur (S), % 0.080 to 0.13
0 to 0.015