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ACI-ASTM CK35MN Steel vs. ACI-ASTM CC50 Steel

Both ACI-ASTM CK35MN steel and ACI-ASTM CC50 steel are iron alloys. Both are furnished in the heat treated (HT) condition. They have 74% of their average alloy composition in common. There are 27 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 CK35MN steel and the bottom bar is ACI-ASTM CC50 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
210
Elastic (Young's, Tensile) Modulus, GPa 210
200
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 81
80
Tensile Strength: Ultimate (UTS), MPa 650
430

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 440
460
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 12
17
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 31
14
Density, g/cm3 8.0
7.6
Embodied Carbon, kg CO2/kg material 5.9
2.7
Embodied Energy, MJ/kg 81
39
Embodied Water, L/kg 210
170

Common Calculations

PREN (Pitting Resistance) 48
28
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 22
16
Strength to Weight: Bending, points 21
17
Thermal Diffusivity, mm2/s 3.3
4.5
Thermal Shock Resistance, points 14
14

Alloy Composition

Carbon (C), % 0 to 0.035
0 to 0.5
Chromium (Cr), % 22 to 24
26 to 30
Copper (Cu), % 0 to 0.4
0
Iron (Fe), % 43.4 to 51.8
62.9 to 74
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 6.0 to 6.8
0
Nickel (Ni), % 20 to 22
0 to 4.0
Nitrogen (N), % 0.21 to 0.32
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.5
Sulfur (S), % 0 to 0.020
0 to 0.040