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S30452 Stainless Steel vs. C43400 Brass

S30452 stainless steel belongs to the iron alloys classification, while C43400 brass belongs to the copper alloys. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S30452 stainless steel and the bottom bar is C43400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 34
3.0 to 49
Poisson's Ratio 0.28
0.33
Rockwell B Hardness 88
54 to 94
Shear Modulus, GPa 77
42
Shear Strength, MPa 440
250 to 390
Tensile Strength: Ultimate (UTS), MPa 660
310 to 690
Tensile Strength: Yield (Proof), MPa 310
110 to 560

Thermal Properties

Latent Heat of Fusion, J/g 290
190
Maximum Temperature: Mechanical, °C 960
170
Melting Completion (Liquidus), °C 1420
1020
Melting Onset (Solidus), °C 1380
990
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 16
140
Thermal Expansion, µm/m-K 16
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
31
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
32

Otherwise Unclassified Properties

Base Metal Price, % relative 15
28
Density, g/cm3 7.8
8.6
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 43
44
Embodied Water, L/kg 150
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
19 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 250
57 to 1420
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 23
10 to 22
Strength to Weight: Bending, points 22
12 to 20
Thermal Diffusivity, mm2/s 4.2
41
Thermal Shock Resistance, points 15
11 to 24

Alloy Composition

Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 0
84 to 87
Iron (Fe), % 66.3 to 73.8
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 8.0 to 10.5
0
Nitrogen (N), % 0.16 to 0.3
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.4 to 1.0
Zinc (Zn), % 0
11.4 to 15.6
Residuals, % 0
0 to 0.5