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EN 1.4945 Stainless Steel vs. C35000 Brass

EN 1.4945 stainless steel belongs to the iron alloys classification, while C35000 brass belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is EN 1.4945 stainless steel and the bottom bar is C35000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 640 to 740
340 to 650

Thermal Properties

Latent Heat of Fusion, J/g 290
170
Maximum Temperature: Mechanical, °C 920
120
Melting Completion (Liquidus), °C 1490
920
Melting Onset (Solidus), °C 1440
890
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 14
120
Thermal Expansion, µm/m-K 17
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
26
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
29

Otherwise Unclassified Properties

Base Metal Price, % relative 30
23
Density, g/cm3 8.1
8.1
Embodied Carbon, kg CO2/kg material 5.0
2.7
Embodied Energy, MJ/kg 73
45
Embodied Water, L/kg 150
320

Common Calculations

Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 22 to 25
12 to 22
Strength to Weight: Bending, points 20 to 22
13 to 21
Thermal Diffusivity, mm2/s 3.7
37
Thermal Shock Resistance, points 14 to 16
11 to 22

Alloy Composition

Carbon (C), % 0.040 to 0.1
0
Chromium (Cr), % 15.5 to 17.5
0
Copper (Cu), % 0
60 to 63
Iron (Fe), % 57.9 to 65.7
0 to 0.1
Lead (Pb), % 0
0.8 to 2.0
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 15.5 to 17.5
0
Niobium (Nb), % 0.4 to 1.2
0
Nitrogen (N), % 0.060 to 0.14
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0.3 to 0.6
0
Sulfur (S), % 0 to 0.015
0
Tungsten (W), % 2.5 to 3.5
0
Zinc (Zn), % 0
34.5 to 39.2
Residuals, % 0
0 to 0.4