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C69700 Brass vs. EN 1.4959 Stainless Steel

C69700 brass belongs to the copper alloys classification, while EN 1.4959 stainless steel belongs to the iron alloys. There are 27 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 C69700 brass and the bottom bar is EN 1.4959 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 25
40
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 41
77
Shear Strength, MPa 300
430
Tensile Strength: Ultimate (UTS), MPa 470
630
Tensile Strength: Yield (Proof), MPa 230
190

Thermal Properties

Latent Heat of Fusion, J/g 240
300
Maximum Temperature: Mechanical, °C 160
1090
Melting Completion (Liquidus), °C 930
1400
Melting Onset (Solidus), °C 880
1350
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 43
12
Thermal Expansion, µm/m-K 19
15

Otherwise Unclassified Properties

Base Metal Price, % relative 26
31
Density, g/cm3 8.3
8.0
Embodied Carbon, kg CO2/kg material 2.7
5.4
Embodied Energy, MJ/kg 44
76
Embodied Water, L/kg 310
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
190
Resilience: Unit (Modulus of Resilience), kJ/m3 250
96
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 16
22
Strength to Weight: Bending, points 16
20
Thermal Diffusivity, mm2/s 13
3.2
Thermal Shock Resistance, points 16
15

Alloy Composition

Aluminum (Al), % 0
0.25 to 0.65
Carbon (C), % 0
0.050 to 0.1
Chromium (Cr), % 0
19 to 22
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 75 to 80
0 to 0.5
Iron (Fe), % 0 to 0.2
39.4 to 50.5
Lead (Pb), % 0.5 to 1.5
0
Manganese (Mn), % 0 to 0.4
0 to 1.5
Nickel (Ni), % 0
30 to 34
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 2.5 to 3.5
0 to 0.7
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 0
0.25 to 0.65
Zinc (Zn), % 13.9 to 22
0
Residuals, % 0 to 0.5
0