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CC765S Brass vs. EN 1.7725 Steel

CC765S brass belongs to the copper alloys classification, while EN 1.7725 steel belongs to the iron 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 CC765S brass and the bottom bar is EN 1.7725 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
250 to 300
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 21
14
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 42
73
Tensile Strength: Ultimate (UTS), MPa 540
830 to 1000
Tensile Strength: Yield (Proof), MPa 220
610 to 860

Thermal Properties

Latent Heat of Fusion, J/g 180
250
Maximum Temperature: Mechanical, °C 140
440
Melting Completion (Liquidus), °C 860
1460
Melting Onset (Solidus), °C 820
1420
Specific Heat Capacity, J/kg-K 400
470
Thermal Conductivity, W/m-K 91
39
Thermal Expansion, µm/m-K 20
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 34
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 24
2.9
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 3.0
1.8
Embodied Energy, MJ/kg 51
24
Embodied Water, L/kg 330
54

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90
110 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 220
980 to 1940
Stiffness to Weight: Axial, points 7.6
13
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 19
29 to 35
Strength to Weight: Bending, points 18
25 to 28
Thermal Diffusivity, mm2/s 28
11
Thermal Shock Resistance, points 17
24 to 29

Alloy Composition

Aluminum (Al), % 0.5 to 2.5
0
Antimony (Sb), % 0 to 0.080
0
Carbon (C), % 0
0.27 to 0.34
Chromium (Cr), % 0
1.3 to 1.7
Copper (Cu), % 51 to 65
0
Iron (Fe), % 0.5 to 2.0
95.7 to 97.5
Lead (Pb), % 0 to 0.5
0
Manganese (Mn), % 0.3 to 3.0
0.6 to 1.0
Molybdenum (Mo), % 0
0.3 to 0.5
Nickel (Ni), % 0 to 6.0
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.1
0 to 0.6
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 1.0
0
Vanadium (V), % 0
0.050 to 0.15
Zinc (Zn), % 19.8 to 47.7
0