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C68300 Brass vs. EN 1.4421 Stainless Steel

C68300 brass belongs to the copper alloys classification, while EN 1.4421 stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C68300 brass and the bottom bar is EN 1.4421 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 15
11 to 17
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
77
Tensile Strength: Ultimate (UTS), MPa 430
880 to 1100
Tensile Strength: Yield (Proof), MPa 260
620 to 950

Thermal Properties

Latent Heat of Fusion, J/g 180
280
Maximum Temperature: Mechanical, °C 120
870
Melting Completion (Liquidus), °C 900
1440
Melting Onset (Solidus), °C 890
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 120
16
Thermal Expansion, µm/m-K 20
10

Otherwise Unclassified Properties

Base Metal Price, % relative 23
12
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 2.8
2.6
Embodied Energy, MJ/kg 46
36
Embodied Water, L/kg 340
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
120 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 330
960 to 2270
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 15
31 to 39
Strength to Weight: Bending, points 16
26 to 30
Thermal Diffusivity, mm2/s 38
4.4
Thermal Shock Resistance, points 14
31 to 39

Alloy Composition

Antimony (Sb), % 0.3 to 1.0
0
Cadmium (Cd), % 0 to 0.010
0
Carbon (C), % 0
0 to 0.060
Chromium (Cr), % 0
15.5 to 17.5
Copper (Cu), % 59 to 63
0
Iron (Fe), % 0
74.4 to 80.5
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.7
Nickel (Ni), % 0
4.0 to 5.5
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0.3 to 1.0
0 to 0.8
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0.050 to 0.2
0
Zinc (Zn), % 34.2 to 40.4
0
Residuals, % 0 to 0.5
0