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ACI-ASTM CF3MN Steel vs. EN 1.4874 Stainless Steel

Both ACI-ASTM CF3MN steel and EN 1.4874 stainless steel are iron alloys. They have 65% of their average alloy composition in common. There are 30 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 ACI-ASTM CF3MN steel and the bottom bar is EN 1.4874 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
140
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 39
6.7
Fatigue Strength, MPa 250
180
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
80
Tensile Strength: Ultimate (UTS), MPa 580
480
Tensile Strength: Yield (Proof), MPa 290
360

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 420
560
Maximum Temperature: Mechanical, °C 1010
1150
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 480
450
Thermal Conductivity, W/m-K 15
13
Thermal Expansion, µm/m-K 16
15

Otherwise Unclassified Properties

Base Metal Price, % relative 19
70
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 3.9
7.6
Embodied Energy, MJ/kg 53
110
Embodied Water, L/kg 160
290

Common Calculations

PREN (Pitting Resistance) 30
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
29
Resilience: Unit (Modulus of Resilience), kJ/m3 210
310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 20
16
Strength to Weight: Bending, points 20
16
Thermal Diffusivity, mm2/s 4.1
3.3
Thermal Shock Resistance, points 13
11

Alloy Composition

Carbon (C), % 0 to 0.030
0.35 to 0.65
Chromium (Cr), % 17 to 22
19 to 22
Cobalt (Co), % 0
18.5 to 22
Iron (Fe), % 58.7 to 71.9
23 to 38.9
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 2.0 to 3.0
2.5 to 3.0
Nickel (Ni), % 9.0 to 13
18 to 22
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.030
Tungsten (W), % 0
2.0 to 3.0