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CC751S Brass vs. EN 1.7701 Steel

CC751S brass belongs to the copper alloys classification, while EN 1.7701 steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is CC751S brass and the bottom bar is EN 1.7701 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
200 to 480
Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
73
Tensile Strength: Ultimate (UTS), MPa 450
670 to 2010

Thermal Properties

Latent Heat of Fusion, J/g 190
250
Maximum Temperature: Mechanical, °C 130
420
Melting Completion (Liquidus), °C 850
1460
Melting Onset (Solidus), °C 810
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 110
44
Thermal Expansion, µm/m-K 20
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 28
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 24
2.6
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.9
Embodied Energy, MJ/kg 46
26
Embodied Water, L/kg 330
52

Common Calculations

Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 15
24 to 71
Strength to Weight: Bending, points 16
22 to 45
Thermal Diffusivity, mm2/s 35
12
Thermal Shock Resistance, points 15
20 to 59

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Antimony (Sb), % 0 to 0.5
0
Carbon (C), % 0
0.48 to 0.56
Chromium (Cr), % 0
0.9 to 1.2
Copper (Cu), % 62.7 to 66
0
Iron (Fe), % 0.25 to 0.5
96.2 to 97.7
Lead (Pb), % 0.8 to 2.2
0
Manganese (Mn), % 0 to 0.15
0.7 to 1.1
Molybdenum (Mo), % 0
0.15 to 0.3
Nickel (Ni), % 0 to 0.8
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0.65 to 1.1
0 to 0.4
Sulfur (S), % 0
0 to 0.025
Tin (Sn), % 0 to 0.8
0
Vanadium (V), % 0
0.1 to 0.2
Zinc (Zn), % 27.9 to 35.6
0