MakeItFrom.com
Menu (ESC)

S20910 Stainless Steel vs. SAE-AISI 1144 Steel

Both S20910 stainless steel and SAE-AISI 1144 steel are iron alloys. They have 59% of their average alloy composition in common. There are 30 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 S20910 stainless steel and the bottom bar is SAE-AISI 1144 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230 to 290
220 to 230
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 39
11 to 17
Fatigue Strength, MPa 310 to 460
280 to 430
Poisson's Ratio 0.28
0.29
Reduction in Area, % 56 to 62
34 to 40
Shear Modulus, GPa 79
72
Shear Strength, MPa 500 to 570
460 to 510
Tensile Strength: Ultimate (UTS), MPa 780 to 940
750 to 840
Tensile Strength: Yield (Proof), MPa 430 to 810
420 to 690

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1080
400
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 13
51
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 22
1.9
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.8
1.4
Embodied Energy, MJ/kg 68
19
Embodied Water, L/kg 180
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
91 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 1640
480 to 1290
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 33
27 to 30
Strength to Weight: Bending, points 24 to 27
23 to 25
Thermal Diffusivity, mm2/s 3.6
14
Thermal Shock Resistance, points 17 to 21
22 to 24

Alloy Composition

Carbon (C), % 0 to 0.060
0.4 to 0.48
Chromium (Cr), % 20.5 to 23.5
0
Iron (Fe), % 52.1 to 62.1
97.5 to 98
Manganese (Mn), % 4.0 to 6.0
1.4 to 1.7
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
0
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0.24 to 0.33
Vanadium (V), % 0.1 to 0.3
0

Comparable Variants