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ACI-ASTM CK35MN Steel vs. CC764S Brass

ACI-ASTM CK35MN steel belongs to the iron alloys classification, while CC764S brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CK35MN steel and the bottom bar is CC764S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
160
Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 40
15
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 81
41
Tensile Strength: Ultimate (UTS), MPa 650
680
Tensile Strength: Yield (Proof), MPa 310
290

Thermal Properties

Latent Heat of Fusion, J/g 310
180
Maximum Temperature: Mechanical, °C 1100
130
Melting Completion (Liquidus), °C 1460
850
Melting Onset (Solidus), °C 1410
810
Specific Heat Capacity, J/kg-K 470
400
Thermal Conductivity, W/m-K 12
94
Thermal Expansion, µm/m-K 16
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
32
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
36

Otherwise Unclassified Properties

Base Metal Price, % relative 31
23
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 5.9
2.9
Embodied Energy, MJ/kg 81
49
Embodied Water, L/kg 210
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
80
Resilience: Unit (Modulus of Resilience), kJ/m3 240
390
Stiffness to Weight: Axial, points 14
7.6
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 22
24
Strength to Weight: Bending, points 21
22
Thermal Diffusivity, mm2/s 3.3
30
Thermal Shock Resistance, points 14
22

Alloy Composition

Aluminum (Al), % 0
1.0 to 3.0
Antimony (Sb), % 0
0 to 0.050
Carbon (C), % 0 to 0.035
0
Chromium (Cr), % 22 to 24
0
Copper (Cu), % 0 to 0.4
52 to 66
Iron (Fe), % 43.4 to 51.8
0.5 to 2.5
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 0 to 2.0
0.3 to 4.0
Molybdenum (Mo), % 6.0 to 6.8
0
Nickel (Ni), % 20 to 22
0 to 3.0
Nitrogen (N), % 0.21 to 0.32
0
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
0 to 0.3
Zinc (Zn), % 0
20.7 to 50.2