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S31277 Stainless Steel vs. C32000 Brass

S31277 stainless steel belongs to the iron alloys classification, while C32000 brass belongs to the copper alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S31277 stainless steel and the bottom bar is C32000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 45
6.8 to 29
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 80
41
Shear Strength, MPa 600
180 to 280
Tensile Strength: Ultimate (UTS), MPa 860
270 to 470
Tensile Strength: Yield (Proof), MPa 410
78 to 390

Thermal Properties

Latent Heat of Fusion, J/g 310
190
Maximum Temperature: Mechanical, °C 1100
170
Melting Completion (Liquidus), °C 1460
1020
Melting Onset (Solidus), °C 1410
990
Specific Heat Capacity, J/kg-K 460
380
Thermal Expansion, µm/m-K 16
19

Otherwise Unclassified Properties

Base Metal Price, % relative 36
28
Density, g/cm3 8.1
8.7
Embodied Carbon, kg CO2/kg material 6.7
2.6
Embodied Energy, MJ/kg 90
42
Embodied Water, L/kg 220
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
30 to 59
Resilience: Unit (Modulus of Resilience), kJ/m3 410
28 to 680
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 29
8.8 to 15
Strength to Weight: Bending, points 25
11 to 16
Thermal Shock Resistance, points 19
9.5 to 16

Alloy Composition

Carbon (C), % 0 to 0.020
0
Chromium (Cr), % 20.5 to 23
0
Copper (Cu), % 0.5 to 1.5
83.5 to 86.5
Iron (Fe), % 35.5 to 46.2
0 to 0.1
Lead (Pb), % 0
1.5 to 2.2
Manganese (Mn), % 0 to 3.0
0
Molybdenum (Mo), % 6.5 to 8.0
0
Nickel (Ni), % 26 to 28
0 to 0.25
Nitrogen (N), % 0.3 to 0.4
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.010
0
Zinc (Zn), % 0
10.6 to 15
Residuals, % 0
0 to 0.4