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C69710 Brass vs. AISI 304 Stainless Steel

C69710 brass belongs to the copper alloys classification, while AISI 304 stainless 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 C69710 brass and the bottom bar is AISI 304 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 25
8.0 to 43
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 41
77
Shear Strength, MPa 300
400 to 690
Tensile Strength: Ultimate (UTS), MPa 470
580 to 1180
Tensile Strength: Yield (Proof), MPa 230
230 to 860

Thermal Properties

Latent Heat of Fusion, J/g 240
290
Maximum Temperature: Mechanical, °C 160
710
Melting Completion (Liquidus), °C 930
1450
Melting Onset (Solidus), °C 880
1400
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 40
16
Thermal Expansion, µm/m-K 19
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 26
15
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 2.7
3.0
Embodied Energy, MJ/kg 44
43
Embodied Water, L/kg 310
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
86 to 250
Resilience: Unit (Modulus of Resilience), kJ/m3 250
140 to 1870
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 16
21 to 42
Strength to Weight: Bending, points 16
20 to 32
Thermal Diffusivity, mm2/s 12
4.2
Thermal Shock Resistance, points 16
12 to 25

Alloy Composition

Arsenic (As), % 0.030 to 0.060
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
18 to 20
Copper (Cu), % 75 to 80
0
Iron (Fe), % 0 to 0.2
66.5 to 74
Lead (Pb), % 0.5 to 1.5
0
Manganese (Mn), % 0 to 0.4
0 to 2.0
Nickel (Ni), % 0
8.0 to 10.5
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 2.5 to 3.5
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 13.8 to 22
0
Residuals, % 0 to 0.5
0