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AISI 316N Stainless Steel vs. ACI-ASTM CE3MN Steel

Both AISI 316N stainless steel and ACI-ASTM CE3MN steel are iron alloys. They have 90% of their average alloy composition in common. There are 31 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 AISI 316N stainless steel and the bottom bar is ACI-ASTM CE3MN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 9.0 to 39
20
Fatigue Strength, MPa 230 to 450
380
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 78
81
Tensile Strength: Ultimate (UTS), MPa 620 to 1160
770
Tensile Strength: Yield (Proof), MPa 270 to 870
590

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 410
450
Maximum Temperature: Mechanical, °C 940
1100
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 19
21
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.9
4.2
Embodied Energy, MJ/kg 53
58
Embodied Water, L/kg 150
180

Common Calculations

PREN (Pitting Resistance) 27
43
Resilience: Ultimate (Unit Rupture Work), MJ/m3 95 to 230
140
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 1880
840
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22 to 41
27
Strength to Weight: Bending, points 20 to 31
24
Thermal Diffusivity, mm2/s 4.1
4.1
Thermal Shock Resistance, points 14 to 26
21

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 16 to 18
24 to 26
Iron (Fe), % 61.9 to 71.9
58.1 to 65.9
Manganese (Mn), % 0 to 2.0
0 to 1.5
Molybdenum (Mo), % 2.0 to 3.0
4.0 to 5.0
Nickel (Ni), % 10 to 14
6.0 to 8.0
Nitrogen (N), % 0.1 to 0.16
0.1 to 0.3
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.040