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EN 1.4421 Stainless Steel vs. CC764S Brass

EN 1.4421 stainless steel belongs to the iron alloys classification, while CC764S brass belongs to the copper alloys. There are 28 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 EN 1.4421 stainless steel and the bottom bar is CC764S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 11 to 17
15
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 77
41
Tensile Strength: Ultimate (UTS), MPa 880 to 1100
680
Tensile Strength: Yield (Proof), MPa 620 to 950
290

Thermal Properties

Latent Heat of Fusion, J/g 280
180
Maximum Temperature: Mechanical, °C 870
130
Melting Completion (Liquidus), °C 1440
850
Melting Onset (Solidus), °C 1400
810
Specific Heat Capacity, J/kg-K 480
400
Thermal Conductivity, W/m-K 16
94
Thermal Expansion, µm/m-K 10
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
32
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
36

Otherwise Unclassified Properties

Base Metal Price, % relative 12
23
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.6
2.9
Embodied Energy, MJ/kg 36
49
Embodied Water, L/kg 130
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 140
80
Resilience: Unit (Modulus of Resilience), kJ/m3 960 to 2270
390
Stiffness to Weight: Axial, points 14
7.6
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 31 to 39
24
Strength to Weight: Bending, points 26 to 30
22
Thermal Diffusivity, mm2/s 4.4
30
Thermal Shock Resistance, points 31 to 39
22

Alloy Composition

Aluminum (Al), % 0
1.0 to 3.0
Antimony (Sb), % 0
0 to 0.050
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 15.5 to 17.5
0
Copper (Cu), % 0
52 to 66
Iron (Fe), % 74.4 to 80.5
0.5 to 2.5
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 0 to 1.0
0.3 to 4.0
Molybdenum (Mo), % 0 to 0.7
0
Nickel (Ni), % 4.0 to 5.5
0 to 3.0
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 0.8
0 to 0.1
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
0 to 0.3
Zinc (Zn), % 0
20.7 to 50.2