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S13800 Stainless Steel vs. SAE-AISI 1040 Steel

Both S13800 stainless steel and SAE-AISI 1040 steel are iron alloys. They have 76% of their average alloy composition in common. There are 32 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 S13800 stainless steel and the bottom bar is SAE-AISI 1040 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 290 to 480
160 to 180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 11 to 18
13 to 20
Fatigue Strength, MPa 410 to 870
220 to 340
Poisson's Ratio 0.28
0.29
Reduction in Area, % 39 to 62
40 to 45
Shear Modulus, GPa 77
73
Shear Strength, MPa 610 to 1030
350 to 390
Tensile Strength: Ultimate (UTS), MPa 980 to 1730
570 to 640
Tensile Strength: Yield (Proof), MPa 660 to 1580
320 to 530

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 810
400
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
51
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 15
1.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.4
1.4
Embodied Energy, MJ/kg 46
18
Embodied Water, L/kg 140
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 190
79 to 96
Resilience: Unit (Modulus of Resilience), kJ/m3 1090 to 5490
270 to 760
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 35 to 61
20 to 23
Strength to Weight: Bending, points 28 to 41
19 to 21
Thermal Diffusivity, mm2/s 4.3
14
Thermal Shock Resistance, points 33 to 58
18 to 20

Alloy Composition

Aluminum (Al), % 0.9 to 1.4
0
Carbon (C), % 0 to 0.050
0.37 to 0.44
Chromium (Cr), % 12.3 to 13.2
0
Iron (Fe), % 73.6 to 77.3
98.6 to 99.03
Manganese (Mn), % 0 to 0.2
0.6 to 0.9
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 7.5 to 8.5
0
Nitrogen (N), % 0 to 0.010
0
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.1
0
Sulfur (S), % 0 to 0.0080
0 to 0.050