MakeItFrom.com
Menu (ESC)

ACI-ASTM CN3MN Steel vs. AISI 304L Stainless Steel

Both ACI-ASTM CN3MN steel and AISI 304L stainless steel are iron alloys. They have 76% 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 ACI-ASTM CN3MN steel and the bottom bar is AISI 304L stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
160 to 350
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 39
6.7 to 46
Fatigue Strength, MPa 250
170 to 430
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
77
Tensile Strength: Ultimate (UTS), MPa 620
540 to 1160
Tensile Strength: Yield (Proof), MPa 300
190 to 870

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 430
420
Maximum Temperature: Mechanical, °C 1100
540
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 13
16
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 33
16
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 6.2
3.1
Embodied Energy, MJ/kg 84
44
Embodied Water, L/kg 200
150

Common Calculations

PREN (Pitting Resistance) 46
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
71 to 240
Resilience: Unit (Modulus of Resilience), kJ/m3 210
92 to 1900
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21
19 to 41
Strength to Weight: Bending, points 20
19 to 31
Thermal Diffusivity, mm2/s 3.4
4.2
Thermal Shock Resistance, points 14
12 to 25

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 20 to 22
18 to 20
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 41.4 to 50.3
65 to 74
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 6.0 to 7.0
0
Nickel (Ni), % 23.5 to 25.5
8.0 to 12
Nitrogen (N), % 0.18 to 0.26
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.010
0 to 0.030