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EN 1.4982 Stainless Steel vs. ACI-ASTM CF3MN Steel

Both EN 1.4982 stainless steel and ACI-ASTM CF3MN steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 32 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 EN 1.4982 stainless steel and the bottom bar is ACI-ASTM CF3MN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
170
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
39
Fatigue Strength, MPa 420
250
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
78
Tensile Strength: Ultimate (UTS), MPa 750
580
Tensile Strength: Yield (Proof), MPa 570
290

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 540
420
Maximum Temperature: Mechanical, °C 860
1010
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1390
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 22
19
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.9
3.9
Embodied Energy, MJ/kg 71
53
Embodied Water, L/kg 150
160

Common Calculations

PREN (Pitting Resistance) 19
30
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
190
Resilience: Unit (Modulus of Resilience), kJ/m3 830
210
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
20
Strength to Weight: Bending, points 23
20
Thermal Diffusivity, mm2/s 3.4
4.1
Thermal Shock Resistance, points 17
13

Alloy Composition

Boron (B), % 0.0030 to 0.0090
0
Carbon (C), % 0.070 to 0.13
0 to 0.030
Chromium (Cr), % 14 to 16
17 to 22
Iron (Fe), % 61.8 to 69.7
58.7 to 71.9
Manganese (Mn), % 5.5 to 7.0
0 to 1.5
Molybdenum (Mo), % 0.8 to 1.2
2.0 to 3.0
Nickel (Ni), % 9.0 to 11
9.0 to 13
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0 to 0.1
0.1 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.040
Vanadium (V), % 0.15 to 0.4
0