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ACI-ASTM CG6MMN Steel vs. C66700 Brass

ACI-ASTM CG6MMN steel belongs to the iron alloys classification, while C66700 brass belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CG6MMN steel and the bottom bar is C66700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 34
2.0 to 58
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 79
41
Tensile Strength: Ultimate (UTS), MPa 670
340 to 690
Tensile Strength: Yield (Proof), MPa 320
100 to 640

Thermal Properties

Latent Heat of Fusion, J/g 300
180
Maximum Temperature: Mechanical, °C 1080
140
Melting Completion (Liquidus), °C 1420
1090
Melting Onset (Solidus), °C 1380
1050
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 17
20

Otherwise Unclassified Properties

Base Metal Price, % relative 22
25
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 4.8
2.7
Embodied Energy, MJ/kg 68
45
Embodied Water, L/kg 180
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
13 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 260
49 to 1900
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 24
11 to 23
Strength to Weight: Bending, points 22
13 to 21
Thermal Shock Resistance, points 14
11 to 23

Alloy Composition

Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 20.5 to 23.5
0
Copper (Cu), % 0
68.5 to 71.5
Iron (Fe), % 51.9 to 62.1
0 to 0.1
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 4.0 to 6.0
0.8 to 1.5
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
0
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Vanadium (V), % 0.1 to 0.3
0
Zinc (Zn), % 0
26.3 to 30.7
Residuals, % 0
0 to 0.5