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ACI-ASTM CE3MN Steel vs. S17700 Stainless Steel

Both ACI-ASTM CE3MN steel and S17700 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 31 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 ACI-ASTM CE3MN steel and the bottom bar is S17700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 20
1.0 to 23
Fatigue Strength, MPa 380
290 to 560
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
76
Tensile Strength: Ultimate (UTS), MPa 770
1180 to 1650
Tensile Strength: Yield (Proof), MPa 590
430 to 1210

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 450
410
Maximum Temperature: Mechanical, °C 1100
890
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 15
15
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
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 21
13
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.2
2.8
Embodied Energy, MJ/kg 58
40
Embodied Water, L/kg 180
150

Common Calculations

PREN (Pitting Resistance) 43
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
15 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 840
460 to 3750
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
42 to 59
Strength to Weight: Bending, points 24
32 to 40
Thermal Diffusivity, mm2/s 4.1
4.1
Thermal Shock Resistance, points 21
39 to 54

Alloy Composition

Aluminum (Al), % 0
0.75 to 1.5
Carbon (C), % 0 to 0.030
0 to 0.090
Chromium (Cr), % 24 to 26
16 to 18
Iron (Fe), % 58.1 to 65.9
70.5 to 76.8
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 4.0 to 5.0
0
Nickel (Ni), % 6.0 to 8.0
6.5 to 7.8
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.030