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C68300 Brass vs. N08700 Stainless Steel

C68300 brass belongs to the copper alloys classification, while N08700 stainless steel belongs to the iron alloys. There are 28 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 C68300 brass and the bottom bar is N08700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 15
32
Poisson's Ratio 0.31
0.28
Rockwell B Hardness 60
81
Shear Modulus, GPa 40
79
Shear Strength, MPa 260
410
Tensile Strength: Ultimate (UTS), MPa 430
620
Tensile Strength: Yield (Proof), MPa 260
270

Thermal Properties

Latent Heat of Fusion, J/g 180
300
Maximum Temperature: Mechanical, °C 120
1100
Melting Completion (Liquidus), °C 900
1450
Melting Onset (Solidus), °C 890
1400
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
13
Thermal Expansion, µm/m-K 20
16

Otherwise Unclassified Properties

Base Metal Price, % relative 23
32
Density, g/cm3 8.0
8.1
Embodied Carbon, kg CO2/kg material 2.8
6.0
Embodied Energy, MJ/kg 46
82
Embodied Water, L/kg 340
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
160
Resilience: Unit (Modulus of Resilience), kJ/m3 330
180
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 15
21
Strength to Weight: Bending, points 16
20
Thermal Diffusivity, mm2/s 38
3.5
Thermal Shock Resistance, points 14
14

Alloy Composition

Antimony (Sb), % 0.3 to 1.0
0
Cadmium (Cd), % 0 to 0.010
0
Carbon (C), % 0
0 to 0.040
Chromium (Cr), % 0
19 to 23
Copper (Cu), % 59 to 63
0 to 0.5
Iron (Fe), % 0
42 to 52.7
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
4.3 to 5.0
Nickel (Ni), % 0
24 to 26
Niobium (Nb), % 0
0 to 0.4
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0.3 to 1.0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0.050 to 0.2
0
Zinc (Zn), % 34.2 to 40.4
0
Residuals, % 0 to 0.5
0