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C69700 Brass vs. EN 1.7710 Steel

C69700 brass belongs to the copper alloys classification, while EN 1.7710 steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C69700 brass and the bottom bar is EN 1.7710 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 25
6.8 to 11
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 41
73
Tensile Strength: Ultimate (UTS), MPa 470
930 to 1070
Tensile Strength: Yield (Proof), MPa 230
800 to 1060

Thermal Properties

Latent Heat of Fusion, J/g 240
260
Maximum Temperature: Mechanical, °C 160
440
Melting Completion (Liquidus), °C 930
1470
Melting Onset (Solidus), °C 880
1430
Specific Heat Capacity, J/kg-K 400
470
Thermal Conductivity, W/m-K 43
41
Thermal Expansion, µm/m-K 19
13

Otherwise Unclassified Properties

Base Metal Price, % relative 26
3.5
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 2.7
2.2
Embodied Energy, MJ/kg 44
30
Embodied Water, L/kg 310
57

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
73 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 250
1680 to 2970
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 16
33 to 38
Strength to Weight: Bending, points 16
27 to 30
Thermal Diffusivity, mm2/s 13
11
Thermal Shock Resistance, points 16
27 to 31

Alloy Composition

Carbon (C), % 0
0.12 to 0.18
Chromium (Cr), % 0
1.3 to 1.8
Copper (Cu), % 75 to 80
0
Iron (Fe), % 0 to 0.2
95.1 to 97
Lead (Pb), % 0.5 to 1.5
0
Manganese (Mn), % 0 to 0.4
0.6 to 1.0
Molybdenum (Mo), % 0
0.8 to 1.0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 2.5 to 3.5
0 to 0.6
Sulfur (S), % 0
0 to 0.030
Vanadium (V), % 0
0.15 to 0.25
Zinc (Zn), % 13.9 to 22
0
Residuals, % 0 to 0.5
0