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C69700 Brass vs. S46800 Stainless Steel

C69700 brass belongs to the copper alloys classification, while S46800 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 S46800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

Latent Heat of Fusion, J/g 240
290
Maximum Temperature: Mechanical, °C 160
920
Melting Completion (Liquidus), °C 930
1440
Melting Onset (Solidus), °C 880
1400
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 43
23
Thermal Expansion, µm/m-K 19
11

Otherwise Unclassified Properties

Base Metal Price, % relative 26
12
Density, g/cm3 8.3
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 44
37
Embodied Water, L/kg 310
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
98
Resilience: Unit (Modulus of Resilience), kJ/m3 250
130
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 16
17
Strength to Weight: Bending, points 16
18
Thermal Diffusivity, mm2/s 13
6.1
Thermal Shock Resistance, points 16
16

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
18 to 20
Copper (Cu), % 75 to 80
0
Iron (Fe), % 0 to 0.2
76.5 to 81.8
Lead (Pb), % 0.5 to 1.5
0
Manganese (Mn), % 0 to 0.4
0 to 1.0
Nickel (Ni), % 0
0 to 0.5
Niobium (Nb), % 0
0.1 to 0.6
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 2.5 to 3.5
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 0
0.070 to 0.3
Zinc (Zn), % 13.9 to 22
0
Residuals, % 0 to 0.5
0