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C68700 Brass vs. EN 1.1170 Steel

C68700 brass belongs to the copper alloys classification, while EN 1.1170 steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C68700 brass and the bottom bar is EN 1.1170 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 41
73
Tensile Strength: Ultimate (UTS), MPa 390
640 to 730
Tensile Strength: Yield (Proof), MPa 140
330 to 500

Thermal Properties

Latent Heat of Fusion, J/g 190
250
Maximum Temperature: Mechanical, °C 160
400
Melting Completion (Liquidus), °C 970
1460
Melting Onset (Solidus), °C 930
1420
Specific Heat Capacity, J/kg-K 400
470
Thermal Conductivity, W/m-K 100
50
Thermal Expansion, µm/m-K 19
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 23
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 25
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 26
2.1
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.5
Embodied Energy, MJ/kg 46
19
Embodied Water, L/kg 340
49

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 90
290 to 670
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 13
23 to 26
Strength to Weight: Bending, points 14
21 to 23
Thermal Diffusivity, mm2/s 30
13
Thermal Shock Resistance, points 13
20 to 23

Alloy Composition

Aluminum (Al), % 1.8 to 2.5
0
Arsenic (As), % 0.020 to 0.1
0
Carbon (C), % 0
0.25 to 0.32
Chromium (Cr), % 0
0 to 0.4
Copper (Cu), % 76 to 79
0
Iron (Fe), % 0 to 0.060
96.7 to 98.5
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
1.3 to 1.7
Molybdenum (Mo), % 0
0 to 0.1
Nickel (Ni), % 0
0 to 0.4
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0
0 to 0.035
Zinc (Zn), % 17.8 to 22.2
0
Residuals, % 0 to 0.5
0