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ACI-ASTM CK35MN Steel vs. CC751S Brass

ACI-ASTM CK35MN steel belongs to the iron alloys classification, while CC751S 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 CC751S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
130
Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 40
5.6
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 81
40
Tensile Strength: Ultimate (UTS), MPa 650
450
Tensile Strength: Yield (Proof), MPa 310
320

Thermal Properties

Latent Heat of Fusion, J/g 310
190
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
390
Thermal Conductivity, W/m-K 12
110
Thermal Expansion, µm/m-K 16
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
25
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
28

Otherwise Unclassified Properties

Base Metal Price, % relative 31
24
Density, g/cm3 8.0
8.1
Embodied Carbon, kg CO2/kg material 5.9
2.8
Embodied Energy, MJ/kg 81
46
Embodied Water, L/kg 210
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
23
Resilience: Unit (Modulus of Resilience), kJ/m3 240
480
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 22
15
Strength to Weight: Bending, points 21
16
Thermal Diffusivity, mm2/s 3.3
35
Thermal Shock Resistance, points 14
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Antimony (Sb), % 0
0 to 0.5
Carbon (C), % 0 to 0.035
0
Chromium (Cr), % 22 to 24
0
Copper (Cu), % 0 to 0.4
62.7 to 66
Iron (Fe), % 43.4 to 51.8
0.25 to 0.5
Lead (Pb), % 0
0.8 to 2.2
Manganese (Mn), % 0 to 2.0
0 to 0.15
Molybdenum (Mo), % 6.0 to 6.8
0
Nickel (Ni), % 20 to 22
0 to 0.8
Nitrogen (N), % 0.21 to 0.32
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 1.0
0.65 to 1.1
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
0 to 0.8
Zinc (Zn), % 0
27.9 to 35.6