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C87900 Brass vs. EN 1.4724 Stainless Steel

C87900 brass belongs to the copper alloys classification, while EN 1.4724 stainless steel belongs to the iron alloys. There are 28 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 C87900 brass and the bottom bar is EN 1.4724 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 25
16
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 41
75
Tensile Strength: Ultimate (UTS), MPa 480
550
Tensile Strength: Yield (Proof), MPa 240
280

Thermal Properties

Latent Heat of Fusion, J/g 190
290
Maximum Temperature: Mechanical, °C 130
850
Melting Completion (Liquidus), °C 930
1430
Melting Onset (Solidus), °C 900
1390
Specific Heat Capacity, J/kg-K 390
490
Thermal Conductivity, W/m-K 120
21
Thermal Expansion, µm/m-K 20
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 17
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 24
7.0
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.0
Embodied Energy, MJ/kg 46
28
Embodied Water, L/kg 320
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
73
Resilience: Unit (Modulus of Resilience), kJ/m3 270
210
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 17
20
Strength to Weight: Bending, points 17
19
Thermal Diffusivity, mm2/s 37
5.6
Thermal Shock Resistance, points 16
19

Alloy Composition

Aluminum (Al), % 0 to 0.15
0.7 to 1.2
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.12
Chromium (Cr), % 0
12 to 14
Copper (Cu), % 63 to 69.2
0
Iron (Fe), % 0 to 0.4
82.2 to 86.6
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0 to 0.15
0 to 1.0
Nickel (Ni), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0.8 to 1.2
0.7 to 1.4
Sulfur (S), % 0 to 0.050
0 to 0.015
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 30 to 36
0