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EN 1.4646 Stainless Steel vs. C99700 Brass

EN 1.4646 stainless steel belongs to the iron alloys classification, while C99700 brass belongs to the copper alloys. There are 24 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 EN 1.4646 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, % 34
25
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 77
46
Tensile Strength: Ultimate (UTS), MPa 750
380
Tensile Strength: Yield (Proof), MPa 430
170

Thermal Properties

Latent Heat of Fusion, J/g 290
200
Maximum Temperature: Mechanical, °C 910
160
Melting Completion (Liquidus), °C 1390
900
Melting Onset (Solidus), °C 1340
880
Specific Heat Capacity, J/kg-K 480
410
Thermal Expansion, µm/m-K 17
20

Otherwise Unclassified Properties

Base Metal Price, % relative 13
25
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 2.8
3.3
Embodied Energy, MJ/kg 41
53
Embodied Water, L/kg 160
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
78
Resilience: Unit (Modulus of Resilience), kJ/m3 460
120
Stiffness to Weight: Axial, points 14
8.3
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 27
13
Strength to Weight: Bending, points 24
14
Thermal Shock Resistance, points 16
11

Alloy Composition


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Aluminum (Al), % 0
0.5 to 3.0
Carbon (C), % 0.020 to 0.1
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 1.5 to 3.0
54 to 65.5
Iron (Fe), % 59 to 67.3
0 to 1.0
Lead (Pb), % 0
0 to 2.0
Manganese (Mn), % 10.5 to 12.5
11 to 15
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 3.5 to 4.5
4.0 to 6.0
Nitrogen (N), % 0.2 to 0.3
0
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0 to 1.0
Zinc (Zn), % 0
19 to 25
Residuals, % 0
0 to 0.3