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EN 1.4347 Stainless Steel vs. C99700 Brass

EN 1.4347 stainless steel belongs to the iron alloys classification, while C99700 brass belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4347 stainless steel and the bottom bar is C99700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 23
25
Poisson's Ratio 0.27
0.32
Shear Modulus, GPa 79
46
Tensile Strength: Ultimate (UTS), MPa 660
380
Tensile Strength: Yield (Proof), MPa 480
170

Thermal Properties

Latent Heat of Fusion, J/g 300
200
Maximum Temperature: Mechanical, °C 1100
160
Melting Completion (Liquidus), °C 1410
900
Melting Onset (Solidus), °C 1370
880
Specific Heat Capacity, J/kg-K 490
410
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 16
25
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 3.1
3.3
Embodied Energy, MJ/kg 44
53
Embodied Water, L/kg 170
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
78
Resilience: Unit (Modulus of Resilience), kJ/m3 570
120
Stiffness to Weight: Axial, points 15
8.3
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 24
13
Strength to Weight: Bending, points 22
14
Thermal Shock Resistance, points 19
11

Alloy Composition

Aluminum (Al), % 0
0.5 to 3.0
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 25 to 27
0
Copper (Cu), % 0
54 to 65.5
Iron (Fe), % 62.2 to 69.4
0 to 1.0
Lead (Pb), % 0
0 to 2.0
Manganese (Mn), % 0 to 1.5
11 to 15
Nickel (Ni), % 5.5 to 7.5
4.0 to 6.0
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 1.5
0
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
0 to 1.0
Zinc (Zn), % 0
19 to 25
Residuals, % 0
0 to 0.3