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SAE-AISI 1118 Steel vs. EN 1.4876 Stainless Steel

Both SAE-AISI 1118 steel and EN 1.4876 stainless steel are iron alloys. They have 46% of their average alloy composition in common. There are 31 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 1118 steel and the bottom bar is EN 1.4876 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
170
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 13
33
Fatigue Strength, MPa 260
150
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 300
370
Tensile Strength: Ultimate (UTS), MPa 490
570
Tensile Strength: Yield (Proof), MPa 410
190

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1420
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 52
12
Thermal Expansion, µm/m-K 12
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
30
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.4
5.3
Embodied Energy, MJ/kg 19
76
Embodied Water, L/kg 47
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 61
140
Resilience: Unit (Modulus of Resilience), kJ/m3 450
94
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
20
Strength to Weight: Bending, points 18
19
Thermal Diffusivity, mm2/s 14
3.2
Thermal Shock Resistance, points 15
14

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.6
Carbon (C), % 0.14 to 0.2
0 to 0.12
Chromium (Cr), % 0
19 to 23
Iron (Fe), % 98 to 98.5
38.6 to 50.7
Manganese (Mn), % 1.3 to 1.6
0 to 2.0
Nickel (Ni), % 0
30 to 34
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0.080 to 0.13
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.6