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C69700 Brass vs. SAE-AISI 1049 Steel

C69700 brass belongs to the copper alloys classification, while SAE-AISI 1049 steel belongs to the iron alloys. There are 27 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 C69700 brass and the bottom bar is SAE-AISI 1049 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 25
11 to 17
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 41
72
Shear Strength, MPa 300
420 to 450
Tensile Strength: Ultimate (UTS), MPa 470
680 to 750
Tensile Strength: Yield (Proof), MPa 230
370 to 640

Thermal Properties

Latent Heat of Fusion, J/g 240
250
Maximum Temperature: Mechanical, °C 160
400
Melting Completion (Liquidus), °C 930
1460
Melting Onset (Solidus), °C 880
1420
Specific Heat Capacity, J/kg-K 400
470
Thermal Conductivity, W/m-K 43
51
Thermal Expansion, µm/m-K 19
12

Otherwise Unclassified Properties

Base Metal Price, % relative 26
1.8
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.4
Embodied Energy, MJ/kg 44
18
Embodied Water, L/kg 310
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
75 to 99
Resilience: Unit (Modulus of Resilience), kJ/m3 250
370 to 1090
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 16
24 to 27
Strength to Weight: Bending, points 16
22 to 23
Thermal Diffusivity, mm2/s 13
14
Thermal Shock Resistance, points 16
22 to 24

Alloy Composition

Carbon (C), % 0
0.46 to 0.53
Copper (Cu), % 75 to 80
0
Iron (Fe), % 0 to 0.2
98.5 to 98.9
Lead (Pb), % 0.5 to 1.5
0
Manganese (Mn), % 0 to 0.4
0.6 to 0.9
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 2.5 to 3.5
0
Sulfur (S), % 0
0 to 0.050
Zinc (Zn), % 13.9 to 22
0
Residuals, % 0 to 0.5
0