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C85700 Brass vs. SAE-AISI 1340 Steel

C85700 brass belongs to the copper alloys classification, while SAE-AISI 1340 steel belongs to the iron alloys. There are 28 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 C85700 brass and the bottom bar is SAE-AISI 1340 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 17
11 to 23
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
72
Tensile Strength: Ultimate (UTS), MPa 310
540 to 730
Tensile Strength: Yield (Proof), MPa 110
300 to 620

Thermal Properties

Latent Heat of Fusion, J/g 170
250
Maximum Temperature: Mechanical, °C 120
400
Melting Completion (Liquidus), °C 940
1450
Melting Onset (Solidus), °C 910
1410
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 84
51
Thermal Expansion, µm/m-K 21
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 25
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 24
1.9
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.4
Embodied Energy, MJ/kg 47
19
Embodied Water, L/kg 330
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 41
78 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 59
240 to 1040
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 11
19 to 26
Strength to Weight: Bending, points 13
19 to 23
Thermal Diffusivity, mm2/s 27
14
Thermal Shock Resistance, points 10
17 to 23

Alloy Composition

Aluminum (Al), % 0 to 0.8
0
Carbon (C), % 0
0.38 to 0.43
Copper (Cu), % 58 to 64
0
Iron (Fe), % 0 to 0.7
97.2 to 97.9
Lead (Pb), % 0.8 to 1.5
0
Manganese (Mn), % 0
1.6 to 1.9
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0 to 0.050
0.15 to 0.35
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 0.5 to 1.5
0
Zinc (Zn), % 32 to 40
0
Residuals, % 0 to 1.3
0