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C69700 Brass vs. EN 1.4521 Stainless Steel

C69700 brass belongs to the copper alloys classification, while EN 1.4521 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 1.4521 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 25
23
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 41
78
Shear Strength, MPa 300
330
Tensile Strength: Ultimate (UTS), MPa 470
520
Tensile Strength: Yield (Proof), MPa 230
340

Thermal Properties

Latent Heat of Fusion, J/g 240
290
Maximum Temperature: Mechanical, °C 160
930
Melting Completion (Liquidus), °C 930
1460
Melting Onset (Solidus), °C 880
1410
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 43
23
Thermal Expansion, µm/m-K 19
10

Otherwise Unclassified Properties

Base Metal Price, % relative 26
12
Density, g/cm3 8.3
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 44
39
Embodied Water, L/kg 310
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
100
Resilience: Unit (Modulus of Resilience), kJ/m3 250
280
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 16
19
Strength to Weight: Bending, points 16
19
Thermal Diffusivity, mm2/s 13
6.2
Thermal Shock Resistance, points 16
18

Alloy Composition

Carbon (C), % 0
0 to 0.025
Chromium (Cr), % 0
17 to 20
Copper (Cu), % 75 to 80
0
Iron (Fe), % 0 to 0.2
74.6 to 81.1
Lead (Pb), % 0.5 to 1.5
0
Manganese (Mn), % 0 to 0.4
0 to 1.0
Molybdenum (Mo), % 0
1.8 to 2.5
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 2.5 to 3.5
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.8
Zinc (Zn), % 13.9 to 22
0
Residuals, % 0 to 0.5
0