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C87900 Brass vs. S40910 Stainless Steel

C87900 brass belongs to the copper alloys classification, while S40910 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 C87900 brass and the bottom bar is S40910 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 25
23
Poisson's Ratio 0.31
0.28
Rockwell B Hardness 70
76
Shear Modulus, GPa 41
75
Tensile Strength: Ultimate (UTS), MPa 480
430
Tensile Strength: Yield (Proof), MPa 240
190

Thermal Properties

Latent Heat of Fusion, J/g 190
270
Maximum Temperature: Mechanical, °C 130
710
Melting Completion (Liquidus), °C 930
1450
Melting Onset (Solidus), °C 900
1410
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 120
26
Thermal Expansion, µm/m-K 20
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 17
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 24
7.0
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 2.7
2.0
Embodied Energy, MJ/kg 46
28
Embodied Water, L/kg 320
94

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
80
Resilience: Unit (Modulus of Resilience), kJ/m3 270
94
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 17
16
Strength to Weight: Bending, points 17
16
Thermal Diffusivity, mm2/s 37
6.9
Thermal Shock Resistance, points 16
16

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
10.5 to 11.7
Copper (Cu), % 63 to 69.2
0
Iron (Fe), % 0 to 0.4
85 to 89.5
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0 to 0.15
0 to 1.0
Nickel (Ni), % 0 to 0.5
0 to 0.5
Niobium (Nb), % 0
0 to 0.17
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0.8 to 1.2
0 to 1.0
Sulfur (S), % 0 to 0.050
0 to 0.020
Tin (Sn), % 0 to 0.25
0
Titanium (Ti), % 0
0 to 0.5
Zinc (Zn), % 30 to 36
0