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SAE-AISI 1141 Steel vs. AISI 310 Stainless Steel

Both SAE-AISI 1141 steel and AISI 310 stainless steel are iron alloys. They have 54% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1141 steel and the bottom bar is AISI 310 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 220
180 to 220
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 11 to 17
34 to 45
Fatigue Strength, MPa 270 to 430
240 to 280
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 72
78
Shear Strength, MPa 460 to 480
420 to 470
Tensile Strength: Ultimate (UTS), MPa 740 to 810
600 to 710
Tensile Strength: Yield (Proof), MPa 400 to 700
260 to 350

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 400
1040
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 51
15
Thermal Expansion, µm/m-K 12
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 12
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
25
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
4.3
Embodied Energy, MJ/kg 19
61
Embodied Water, L/kg 47
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86 to 110
200 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 430 to 1290
170 to 310
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26 to 29
21 to 25
Strength to Weight: Bending, points 23 to 25
20 to 22
Thermal Diffusivity, mm2/s 14
3.9
Thermal Shock Resistance, points 24 to 26
14 to 17

Alloy Composition

Carbon (C), % 0.37 to 0.45
0 to 0.25
Chromium (Cr), % 0
24 to 26
Iron (Fe), % 97.7 to 98.2
48.2 to 57
Manganese (Mn), % 1.4 to 1.7
0 to 2.0
Nickel (Ni), % 0
19 to 22
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0
0 to 1.5
Sulfur (S), % 0.080 to 0.13
0 to 0.030

Comparable Variants