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C49300 Brass vs. S30815 Stainless Steel

C49300 brass belongs to the copper alloys classification, while S30815 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C49300 brass and the bottom bar is S30815 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 4.5 to 20
45
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
77
Shear Strength, MPa 270 to 290
480
Tensile Strength: Ultimate (UTS), MPa 430 to 520
680
Tensile Strength: Yield (Proof), MPa 210 to 410
350

Thermal Properties

Latent Heat of Fusion, J/g 170
310
Maximum Temperature: Mechanical, °C 120
1020
Melting Completion (Liquidus), °C 880
1400
Melting Onset (Solidus), °C 840
1360
Specific Heat Capacity, J/kg-K 380
490
Thermal Conductivity, W/m-K 88
15
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 17
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 26
17
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 3.0
3.3
Embodied Energy, MJ/kg 50
47
Embodied Water, L/kg 370
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 71
260
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 800
310
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 15 to 18
25
Strength to Weight: Bending, points 16 to 18
22
Thermal Diffusivity, mm2/s 29
4.0
Thermal Shock Resistance, points 14 to 18
15

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Antimony (Sb), % 0 to 0.5
0
Bismuth (Bi), % 0.5 to 2.0
0
Carbon (C), % 0
0.050 to 0.1
Cerium (Ce), % 0
0.030 to 0.080
Chromium (Cr), % 0
20 to 22
Copper (Cu), % 58 to 62
0
Iron (Fe), % 0 to 0.1
62.8 to 68.4
Lead (Pb), % 0 to 0.010
0
Manganese (Mn), % 0 to 0.030
0 to 0.8
Nickel (Ni), % 0 to 1.5
10 to 12
Nitrogen (N), % 0
0.14 to 0.2
Phosphorus (P), % 0 to 0.2
0 to 0.040
Selenium (Se), % 0 to 0.2
0
Silicon (Si), % 0 to 0.1
1.4 to 2.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 1.0 to 1.8
0
Zinc (Zn), % 30.6 to 40.5
0
Residuals, % 0 to 0.5
0