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C69430 Brass vs. EN 1.7390 Steel

C69430 brass belongs to the copper alloys classification, while EN 1.7390 steel belongs to the iron 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 C69430 brass and the bottom bar is EN 1.7390 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 17
16
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 42
74
Shear Strength, MPa 350
440
Tensile Strength: Ultimate (UTS), MPa 570
710
Tensile Strength: Yield (Proof), MPa 280
480

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Maximum Temperature: Mechanical, °C 170
510
Melting Completion (Liquidus), °C 920
1460
Melting Onset (Solidus), °C 820
1420
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 26
40
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 27
4.3
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.7
Embodied Energy, MJ/kg 44
23
Embodied Water, L/kg 300
69

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
100
Resilience: Unit (Modulus of Resilience), kJ/m3 340
600
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 19
25
Strength to Weight: Bending, points 18
23
Thermal Diffusivity, mm2/s 7.7
11
Thermal Shock Resistance, points 20
20

Alloy Composition

Arsenic (As), % 0.030 to 0.060
0
Carbon (C), % 0
0 to 0.18
Chromium (Cr), % 0
4.0 to 6.0
Copper (Cu), % 80 to 83
0
Iron (Fe), % 0 to 0.2
91.9 to 95.3
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0
0.3 to 0.8
Molybdenum (Mo), % 0
0.45 to 0.65
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 3.5 to 4.5
0 to 0.4
Sulfur (S), % 0
0 to 0.015
Zinc (Zn), % 11.4 to 16.5
0
Residuals, % 0 to 0.5
0