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C69700 Brass vs. N08904 Stainless Steel

C69700 brass belongs to the copper alloys classification, while N08904 stainless steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C69700 brass and the bottom bar is N08904 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 25
38
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 41
79
Shear Strength, MPa 300
370
Tensile Strength: Ultimate (UTS), MPa 470
540
Tensile Strength: Yield (Proof), MPa 230
240

Thermal Properties

Latent Heat of Fusion, J/g 240
300
Maximum Temperature: Mechanical, °C 160
1100
Melting Completion (Liquidus), °C 930
1440
Melting Onset (Solidus), °C 880
1390
Specific Heat Capacity, J/kg-K 400
470
Thermal Conductivity, W/m-K 43
12
Thermal Expansion, µm/m-K 19
16

Otherwise Unclassified Properties

Base Metal Price, % relative 26
32
Density, g/cm3 8.3
8.1
Embodied Carbon, kg CO2/kg material 2.7
5.8
Embodied Energy, MJ/kg 44
79
Embodied Water, L/kg 310
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
170
Resilience: Unit (Modulus of Resilience), kJ/m3 250
150
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 16
19
Strength to Weight: Bending, points 16
18
Thermal Diffusivity, mm2/s 13
3.1
Thermal Shock Resistance, points 16
12

Alloy Composition

Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
19 to 23
Copper (Cu), % 75 to 80
1.0 to 2.0
Iron (Fe), % 0 to 0.2
38.8 to 53
Lead (Pb), % 0.5 to 1.5
0
Manganese (Mn), % 0 to 0.4
0 to 2.0
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 0
23 to 28
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 2.5 to 3.5
0 to 1.0
Sulfur (S), % 0
0 to 0.035
Zinc (Zn), % 13.9 to 22
0
Residuals, % 0 to 0.5
0