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S31060 Stainless Steel vs. ACI-ASTM CN3MN Steel

Both S31060 stainless steel and ACI-ASTM CN3MN steel are iron alloys. They have 79% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S31060 stainless steel and the bottom bar is ACI-ASTM CN3MN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
180
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 46
39
Fatigue Strength, MPa 290
250
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 78
80
Tensile Strength: Ultimate (UTS), MPa 680
620
Tensile Strength: Yield (Proof), MPa 310
300

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Maximum Temperature: Corrosion, °C 440
430
Maximum Temperature: Mechanical, °C 1080
1100
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 15
13
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 18
33
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 3.4
6.2
Embodied Energy, MJ/kg 48
84
Embodied Water, L/kg 170
200

Common Calculations

PREN (Pitting Resistance) 26
46
Resilience: Ultimate (Unit Rupture Work), MJ/m3 260
200
Resilience: Unit (Modulus of Resilience), kJ/m3 250
210
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
21
Strength to Weight: Bending, points 22
20
Thermal Diffusivity, mm2/s 4.0
3.4
Thermal Shock Resistance, points 15
14

Alloy Composition

Boron (B), % 0.0010 to 0.010
0
Carbon (C), % 0.050 to 0.1
0 to 0.030
Cerium (Ce), % 0 to 0.070
0
Chromium (Cr), % 22 to 24
20 to 22
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 61.4 to 67.8
41.4 to 50.3
Lanthanum (La), % 0 to 0.070
0
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 10 to 12.5
23.5 to 25.5
Nitrogen (N), % 0.18 to 0.25
0.18 to 0.26
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.010