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S13800 Stainless Steel vs. ACI-ASTM CN3M Steel

Both S13800 stainless steel and ACI-ASTM CN3M steel are iron alloys. They have 71% 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 ACI-ASTM CN3M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 290 to 480
140
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 11 to 18
34
Fatigue Strength, MPa 410 to 870
150
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
80
Tensile Strength: Ultimate (UTS), MPa 980 to 1730
500
Tensile Strength: Yield (Proof), MPa 660 to 1580
190

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Maximum Temperature: Corrosion, °C 390
430
Maximum Temperature: Mechanical, °C 810
1100
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
13
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 15
31
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 3.4
5.9
Embodied Energy, MJ/kg 46
80
Embodied Water, L/kg 140
200

Common Calculations

PREN (Pitting Resistance) 21
38
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 190
130
Resilience: Unit (Modulus of Resilience), kJ/m3 1090 to 5490
89
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 35 to 61
17
Strength to Weight: Bending, points 28 to 41
17
Thermal Diffusivity, mm2/s 4.3
3.4
Thermal Shock Resistance, points 33 to 58
11

Alloy Composition

Aluminum (Al), % 0.9 to 1.4
0
Carbon (C), % 0 to 0.050
0 to 0.030
Chromium (Cr), % 12.3 to 13.2
20 to 22
Iron (Fe), % 73.6 to 77.3
42.4 to 52.5
Manganese (Mn), % 0 to 0.2
0 to 2.0
Molybdenum (Mo), % 2.0 to 3.0
4.5 to 5.5
Nickel (Ni), % 7.5 to 8.5
23 to 27
Nitrogen (N), % 0 to 0.010
0
Phosphorus (P), % 0 to 0.010
0 to 0.030
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.0080
0 to 0.030