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C85700 Brass vs. EN 1.4634 Stainless Steel

C85700 brass belongs to the copper alloys classification, while EN 1.4634 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C85700 brass and the bottom bar is EN 1.4634 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 17
21
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
77
Tensile Strength: Ultimate (UTS), MPa 310
540
Tensile Strength: Yield (Proof), MPa 110
280

Thermal Properties

Latent Heat of Fusion, J/g 170
290
Maximum Temperature: Mechanical, °C 120
900
Melting Completion (Liquidus), °C 940
1430
Melting Onset (Solidus), °C 910
1390
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 84
21
Thermal Expansion, µm/m-K 21
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 25
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 24
13
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 2.8
2.9
Embodied Energy, MJ/kg 47
42
Embodied Water, L/kg 330
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 41
93
Resilience: Unit (Modulus of Resilience), kJ/m3 59
200
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 11
20
Strength to Weight: Bending, points 13
19
Thermal Diffusivity, mm2/s 27
5.8
Thermal Shock Resistance, points 10
19

Alloy Composition

Aluminum (Al), % 0 to 0.8
0.2 to 1.5
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
17.5 to 18.5
Copper (Cu), % 58 to 64
0 to 0.5
Iron (Fe), % 0 to 0.7
74.9 to 81.8
Lead (Pb), % 0.8 to 1.5
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0 to 1.0
0 to 0.5
Niobium (Nb), % 0
0.3 to 1.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0 to 0.050
0.2 to 1.5
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0.5 to 1.5
0
Zinc (Zn), % 32 to 40
0
Residuals, % 0 to 1.3
0