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ACI-ASTM CF10SMnN Steel vs. EN 1.4424 Stainless Steel

Both ACI-ASTM CF10SMnN steel and EN 1.4424 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 (6, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CF10SMnN steel and the bottom bar is EN 1.4424 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
230
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 34
28
Fatigue Strength, MPa 260
350 to 370
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
78
Tensile Strength: Ultimate (UTS), MPa 660
800
Tensile Strength: Yield (Proof), MPa 330
480 to 500

Thermal Properties

Latent Heat of Fusion, J/g 340
310
Maximum Temperature: Corrosion, °C 410
420
Maximum Temperature: Mechanical, °C 900
960
Melting Completion (Liquidus), °C 1360
1430
Melting Onset (Solidus), °C 1310
1390
Specific Heat Capacity, J/kg-K 500
480
Thermal Expansion, µm/m-K 16
12

Otherwise Unclassified Properties

Base Metal Price, % relative 15
15
Density, g/cm3 7.5
7.7
Embodied Carbon, kg CO2/kg material 3.1
3.4
Embodied Energy, MJ/kg 45
46
Embodied Water, L/kg 150
140

Common Calculations

PREN (Pitting Resistance) 19
29
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
190 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 280
580 to 640
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 24
29
Strength to Weight: Bending, points 22
25
Thermal Shock Resistance, points 15
23

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 16 to 18
18 to 19
Iron (Fe), % 59.1 to 65.4
68.6 to 72.4
Manganese (Mn), % 7.0 to 9.0
1.2 to 2.0
Molybdenum (Mo), % 0
2.5 to 3.0
Nickel (Ni), % 8.0 to 9.0
4.5 to 5.2
Nitrogen (N), % 0.080 to 0.18
0.050 to 0.1
Phosphorus (P), % 0 to 0.060
0 to 0.035
Silicon (Si), % 3.5 to 4.5
1.4 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.015