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S38815 Stainless Steel vs. C37700 Brass

S38815 stainless steel belongs to the iron alloys classification, while C37700 brass belongs to the copper alloys. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is S38815 stainless steel and the bottom bar is C37700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 34
40
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 74
39
Shear Strength, MPa 410
270
Tensile Strength: Ultimate (UTS), MPa 610
400
Tensile Strength: Yield (Proof), MPa 290
160

Thermal Properties

Latent Heat of Fusion, J/g 370
170
Maximum Temperature: Mechanical, °C 860
120
Melting Completion (Liquidus), °C 1360
890
Melting Onset (Solidus), °C 1310
880
Specific Heat Capacity, J/kg-K 500
380
Thermal Expansion, µm/m-K 15
21

Otherwise Unclassified Properties

Base Metal Price, % relative 19
23
Density, g/cm3 7.5
8.1
Embodied Carbon, kg CO2/kg material 3.8
2.6
Embodied Energy, MJ/kg 54
45
Embodied Water, L/kg 140
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
130
Resilience: Unit (Modulus of Resilience), kJ/m3 220
120
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 22
14
Strength to Weight: Bending, points 21
15
Thermal Shock Resistance, points 15
13

Alloy Composition

Aluminum (Al), % 0 to 0.3
0
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 13 to 15
0
Copper (Cu), % 0.75 to 1.5
58 to 61
Iron (Fe), % 56.1 to 67
0 to 0.3
Lead (Pb), % 0
1.5 to 2.5
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 0.75 to 1.5
0
Nickel (Ni), % 13 to 17
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 5.5 to 6.5
0
Sulfur (S), % 0 to 0.020
0
Zinc (Zn), % 0
35.7 to 40.5
Residuals, % 0
0 to 0.5