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ACI-ASTM CN3MN Steel vs. EN 1.3967 Stainless Steel

Both ACI-ASTM CN3MN steel and EN 1.3967 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CN3MN steel and the bottom bar is EN 1.3967 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
200
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 39
22
Fatigue Strength, MPa 250
240
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
79
Tensile Strength: Ultimate (UTS), MPa 620
690
Tensile Strength: Yield (Proof), MPa 300
350

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 430
440
Maximum Temperature: Mechanical, °C 1100
1070
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 33
25
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 6.2
4.8
Embodied Energy, MJ/kg 84
66
Embodied Water, L/kg 200
180

Common Calculations

PREN (Pitting Resistance) 46
36
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
130
Resilience: Unit (Modulus of Resilience), kJ/m3 210
310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21
24
Strength to Weight: Bending, points 20
22
Thermal Shock Resistance, points 14
15

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 20 to 22
20 to 21.5
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 41.4 to 50.3
50.3 to 57.8
Manganese (Mn), % 0 to 2.0
4.0 to 6.0
Molybdenum (Mo), % 6.0 to 7.0
3.0 to 3.5
Nickel (Ni), % 23.5 to 25.5
15 to 17
Niobium (Nb), % 0
0 to 0.25
Nitrogen (N), % 0.18 to 0.26
0.2 to 0.35
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.010