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EN 1.7729 Steel vs. C49300 Brass

EN 1.7729 steel belongs to the iron alloys classification, while C49300 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 C49300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 17
4.5 to 20
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 73
40
Shear Strength, MPa 560
270 to 290
Tensile Strength: Ultimate (UTS), MPa 910
430 to 520
Tensile Strength: Yield (Proof), MPa 750
210 to 410

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Maximum Temperature: Mechanical, °C 430
120
Melting Completion (Liquidus), °C 1470
880
Melting Onset (Solidus), °C 1430
840
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 40
88
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
15
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
17

Otherwise Unclassified Properties

Base Metal Price, % relative 3.8
26
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 3.3
3.0
Embodied Energy, MJ/kg 49
50
Embodied Water, L/kg 59
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
21 to 71
Resilience: Unit (Modulus of Resilience), kJ/m3 1500
220 to 800
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 32
15 to 18
Strength to Weight: Bending, points 27
16 to 18
Thermal Diffusivity, mm2/s 11
29
Thermal Shock Resistance, points 27
14 to 18

Alloy Composition

Aluminum (Al), % 0.015 to 0.080
0 to 0.5
Antimony (Sb), % 0
0 to 0.5
Arsenic (As), % 0 to 0.020
0
Bismuth (Bi), % 0
0.5 to 2.0
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
58 to 62
Iron (Fe), % 94.8 to 97
0 to 0.1
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0.35 to 0.75
0 to 0.030
Molybdenum (Mo), % 0.9 to 1.1
0
Nickel (Ni), % 0 to 0.2
0 to 1.5
Phosphorus (P), % 0 to 0.020
0 to 0.2
Selenium (Se), % 0
0 to 0.2
Silicon (Si), % 0 to 0.4
0 to 0.1
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0 to 0.020
1.0 to 1.8
Titanium (Ti), % 0.070 to 0.15
0
Vanadium (V), % 0.6 to 0.8
0
Zinc (Zn), % 0
30.6 to 40.5
Residuals, % 0
0 to 0.5