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EN 1.4421 Stainless Steel vs. C99700 Brass

EN 1.4421 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 1.4421 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, % 11 to 17
25
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 77
46
Tensile Strength: Ultimate (UTS), MPa 880 to 1100
380
Tensile Strength: Yield (Proof), MPa 620 to 950
170

Thermal Properties

Latent Heat of Fusion, J/g 280
200
Maximum Temperature: Mechanical, °C 870
160
Melting Completion (Liquidus), °C 1440
900
Melting Onset (Solidus), °C 1400
880
Specific Heat Capacity, J/kg-K 480
410
Thermal Expansion, µm/m-K 10
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 12
25
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 2.6
3.3
Embodied Energy, MJ/kg 36
53
Embodied Water, L/kg 130
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 140
78
Resilience: Unit (Modulus of Resilience), kJ/m3 960 to 2270
120
Stiffness to Weight: Axial, points 14
8.3
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 31 to 39
13
Strength to Weight: Bending, points 26 to 30
14
Thermal Shock Resistance, points 31 to 39
11

Alloy Composition

Aluminum (Al), % 0
0.5 to 3.0
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 15.5 to 17.5
0
Copper (Cu), % 0
54 to 65.5
Iron (Fe), % 74.4 to 80.5
0 to 1.0
Lead (Pb), % 0
0 to 2.0
Manganese (Mn), % 0 to 1.0
11 to 15
Molybdenum (Mo), % 0 to 0.7
0
Nickel (Ni), % 4.0 to 5.5
4.0 to 6.0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 0.8
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