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ACI-ASTM CK35MN Steel vs. ACI-ASTM CF10SMnN Steel

Both ACI-ASTM CK35MN steel and ACI-ASTM CF10SMnN steel are iron alloys. Both are furnished in the heat treated (HT) condition. They have 75% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CK35MN steel and the bottom bar is ACI-ASTM CF10SMnN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
190
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 40
34
Fatigue Strength, MPa 270
260
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
75
Tensile Strength: Ultimate (UTS), MPa 650
660
Tensile Strength: Yield (Proof), MPa 310
330

Thermal Properties

Latent Heat of Fusion, J/g 310
340
Maximum Temperature: Corrosion, °C 440
410
Maximum Temperature: Mechanical, °C 1100
900
Melting Completion (Liquidus), °C 1460
1360
Melting Onset (Solidus), °C 1410
1310
Specific Heat Capacity, J/kg-K 470
500
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 31
15
Density, g/cm3 8.0
7.5
Embodied Carbon, kg CO2/kg material 5.9
3.1
Embodied Energy, MJ/kg 81
45
Embodied Water, L/kg 210
150

Common Calculations

PREN (Pitting Resistance) 48
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
180
Resilience: Unit (Modulus of Resilience), kJ/m3 240
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 22
24
Strength to Weight: Bending, points 21
22
Thermal Shock Resistance, points 14
15

Alloy Composition

Carbon (C), % 0 to 0.035
0 to 0.1
Chromium (Cr), % 22 to 24
16 to 18
Copper (Cu), % 0 to 0.4
0
Iron (Fe), % 43.4 to 51.8
59.1 to 65.4
Manganese (Mn), % 0 to 2.0
7.0 to 9.0
Molybdenum (Mo), % 6.0 to 6.8
0
Nickel (Ni), % 20 to 22
8.0 to 9.0
Nitrogen (N), % 0.21 to 0.32
0.080 to 0.18
Phosphorus (P), % 0 to 0.035
0 to 0.060
Silicon (Si), % 0 to 1.0
3.5 to 4.5
Sulfur (S), % 0 to 0.020
0 to 0.030