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AISI 305 Stainless Steel vs. C69700 Brass

AISI 305 stainless steel belongs to the iron alloys classification, while C69700 brass belongs to the copper alloys. There are 27 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 AISI 305 stainless steel and the bottom bar is C69700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 34 to 45
25
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 77
41
Shear Strength, MPa 400 to 470
300
Tensile Strength: Ultimate (UTS), MPa 580 to 710
470
Tensile Strength: Yield (Proof), MPa 230 to 350
230

Thermal Properties

Latent Heat of Fusion, J/g 290
240
Maximum Temperature: Mechanical, °C 540
160
Melting Completion (Liquidus), °C 1450
930
Melting Onset (Solidus), °C 1400
880
Specific Heat Capacity, J/kg-K 480
400
Thermal Conductivity, W/m-K 16
43
Thermal Expansion, µm/m-K 17
19

Otherwise Unclassified Properties

Base Metal Price, % relative 16
26
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 3.2
2.7
Embodied Energy, MJ/kg 45
44
Embodied Water, L/kg 150
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 210
99
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 320
250
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 20 to 25
16
Strength to Weight: Bending, points 20 to 23
16
Thermal Diffusivity, mm2/s 4.2
13
Thermal Shock Resistance, points 13 to 15
16

Alloy Composition

Carbon (C), % 0 to 0.12
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 0
75 to 80
Iron (Fe), % 65.1 to 72.5
0 to 0.2
Lead (Pb), % 0
0.5 to 1.5
Manganese (Mn), % 0 to 2.0
0 to 0.4
Nickel (Ni), % 10.5 to 13
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
2.5 to 3.5
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
13.9 to 22
Residuals, % 0
0 to 0.5