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ACI-ASTM CK35MN Steel vs. SAE-AISI 9310 Steel

Both ACI-ASTM CK35MN steel and SAE-AISI 9310 steel are iron alloys. They have 53% of their average alloy composition in common. There are 30 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 SAE-AISI 9310 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
540 to 610
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 40
17 to 19
Fatigue Strength, MPa 270
300 to 390
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 81
73
Tensile Strength: Ultimate (UTS), MPa 650
820 to 910
Tensile Strength: Yield (Proof), MPa 310
450 to 570

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
440
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
48
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 31
4.4
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 5.9
1.8
Embodied Energy, MJ/kg 81
24
Embodied Water, L/kg 210
57

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
120 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 240
540 to 860
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22
29 to 32
Strength to Weight: Bending, points 21
25 to 27
Thermal Diffusivity, mm2/s 3.3
13
Thermal Shock Resistance, points 14
24 to 27

Alloy Composition

Carbon (C), % 0 to 0.035
0.080 to 0.13
Chromium (Cr), % 22 to 24
1.0 to 1.4
Copper (Cu), % 0 to 0.4
0
Iron (Fe), % 43.4 to 51.8
93.8 to 95.2
Manganese (Mn), % 0 to 2.0
0.45 to 0.65
Molybdenum (Mo), % 6.0 to 6.8
0.080 to 0.15
Nickel (Ni), % 20 to 22
3.0 to 3.5
Nitrogen (N), % 0.21 to 0.32
0
Phosphorus (P), % 0 to 0.035
0 to 0.015
Silicon (Si), % 0 to 1.0
0.2 to 0.35
Sulfur (S), % 0 to 0.020
0 to 0.012