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ACI-ASTM CD3MN Steel vs. S13800 Stainless Steel

Both ACI-ASTM CD3MN steel and S13800 stainless steel are iron alloys. They have 88% 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 ACI-ASTM CD3MN steel and the bottom bar is S13800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 29
11 to 18
Fatigue Strength, MPa 340
410 to 870
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
77
Tensile Strength: Ultimate (UTS), MPa 710
980 to 1730
Tensile Strength: Yield (Proof), MPa 460
660 to 1580

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 430
390
Maximum Temperature: Mechanical, °C 1060
810
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
16
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 18
15
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.6
3.4
Embodied Energy, MJ/kg 50
46
Embodied Water, L/kg 160
140

Common Calculations

PREN (Pitting Resistance) 35
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
150 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 530
1090 to 5490
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
35 to 61
Strength to Weight: Bending, points 23
28 to 41
Thermal Diffusivity, mm2/s 4.3
4.3
Thermal Shock Resistance, points 20
33 to 58

Alloy Composition

Aluminum (Al), % 0
0.9 to 1.4
Carbon (C), % 0 to 0.030
0 to 0.050
Chromium (Cr), % 21 to 23.5
12.3 to 13.2
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 62.6 to 71.9
73.6 to 77.3
Manganese (Mn), % 0 to 1.5
0 to 0.2
Molybdenum (Mo), % 2.5 to 3.5
2.0 to 3.0
Nickel (Ni), % 4.5 to 6.5
7.5 to 8.5
Nitrogen (N), % 0.1 to 0.3
0 to 0.010
Phosphorus (P), % 0 to 0.040
0 to 0.010
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0 to 0.020
0 to 0.0080