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C49300 Brass vs. EN 1.4981 Stainless Steel

C49300 brass belongs to the copper alloys classification, while EN 1.4981 stainless steel belongs to the iron alloys. There are 29 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 C49300 brass and the bottom bar is EN 1.4981 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 4.5 to 20
39
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
77
Shear Strength, MPa 270 to 290
420
Tensile Strength: Ultimate (UTS), MPa 430 to 520
610
Tensile Strength: Yield (Proof), MPa 210 to 410
240

Thermal Properties

Latent Heat of Fusion, J/g 170
290
Maximum Temperature: Mechanical, °C 120
940
Melting Completion (Liquidus), °C 880
1440
Melting Onset (Solidus), °C 840
1400
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 88
16
Thermal Expansion, µm/m-K 20
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 17
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 26
25
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 3.0
4.8
Embodied Energy, MJ/kg 50
67
Embodied Water, L/kg 370
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 71
190
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 800
150
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 15 to 18
21
Strength to Weight: Bending, points 16 to 18
20
Thermal Diffusivity, mm2/s 29
4.3
Thermal Shock Resistance, points 14 to 18
14

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Antimony (Sb), % 0 to 0.5
0
Bismuth (Bi), % 0.5 to 2.0
0
Carbon (C), % 0
0.040 to 0.1
Chromium (Cr), % 0
15.5 to 17.5
Copper (Cu), % 58 to 62
0
Iron (Fe), % 0 to 0.1
59.6 to 66.7
Lead (Pb), % 0 to 0.010
0
Manganese (Mn), % 0 to 0.030
0 to 1.5
Molybdenum (Mo), % 0
1.6 to 2.0
Nickel (Ni), % 0 to 1.5
15.5 to 17.5
Niobium (Nb), % 0
0.4 to 1.2
Phosphorus (P), % 0 to 0.2
0 to 0.035
Selenium (Se), % 0 to 0.2
0
Silicon (Si), % 0 to 0.1
0.3 to 0.6
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 1.0 to 1.8
0
Zinc (Zn), % 30.6 to 40.5
0
Residuals, % 0 to 0.5
0