MakeItFrom.com
Menu (ESC)

EN 1.7729 Steel vs. C84500 Brass

EN 1.7729 steel belongs to the iron alloys classification, while C84500 brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.7729 steel and the bottom bar is C84500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
55
Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 17
28
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
39
Tensile Strength: Ultimate (UTS), MPa 910
240
Tensile Strength: Yield (Proof), MPa 750
97

Thermal Properties

Latent Heat of Fusion, J/g 250
180
Maximum Temperature: Mechanical, °C 430
150
Melting Completion (Liquidus), °C 1470
980
Melting Onset (Solidus), °C 1430
840
Specific Heat Capacity, J/kg-K 470
360
Thermal Conductivity, W/m-K 40
72
Thermal Expansion, µm/m-K 13
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
16
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
17

Otherwise Unclassified Properties

Base Metal Price, % relative 3.8
28
Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 3.3
2.9
Embodied Energy, MJ/kg 49
47
Embodied Water, L/kg 59
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
54
Resilience: Unit (Modulus of Resilience), kJ/m3 1500
45
Stiffness to Weight: Axial, points 13
6.6
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 32
7.7
Strength to Weight: Bending, points 27
9.8
Thermal Diffusivity, mm2/s 11
23
Thermal Shock Resistance, points 27
8.6

Alloy Composition

Aluminum (Al), % 0.015 to 0.080
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Arsenic (As), % 0 to 0.020
0
Boron (B), % 0.0010 to 0.010
0
Carbon (C), % 0.17 to 0.23
0
Chromium (Cr), % 0.9 to 1.2
0
Copper (Cu), % 0 to 0.2
77 to 79
Iron (Fe), % 94.8 to 97
0 to 0.4
Lead (Pb), % 0
6.0 to 7.5
Manganese (Mn), % 0.35 to 0.75
0
Molybdenum (Mo), % 0.9 to 1.1
0
Nickel (Ni), % 0 to 0.2
0 to 1.0
Phosphorus (P), % 0 to 0.020
0 to 0.020
Silicon (Si), % 0 to 0.4
0 to 0.0050
Sulfur (S), % 0 to 0.015
0 to 0.080
Tin (Sn), % 0 to 0.020
2.0 to 4.0
Titanium (Ti), % 0.070 to 0.15
0
Vanadium (V), % 0.6 to 0.8
0
Zinc (Zn), % 0
10 to 14
Residuals, % 0
0 to 0.7