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AISI 347H Stainless Steel vs. C26800 Brass

AISI 347H stainless steel belongs to the iron alloys classification, while C26800 brass belongs to the copper alloys. There are 25 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is AISI 347H stainless steel and the bottom bar is C26800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.28
0.31
Rockwell B Hardness 81
53 to 91
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 580
310 to 650

Thermal Properties

Latent Heat of Fusion, J/g 290
180
Maximum Temperature: Mechanical, °C 940
130
Melting Completion (Liquidus), °C 1430
930
Melting Onset (Solidus), °C 1390
900
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 16
120
Thermal Expansion, µm/m-K 16
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
27
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
30

Otherwise Unclassified Properties

Base Metal Price, % relative 19
24
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 3.6
2.7
Embodied Energy, MJ/kg 52
45
Embodied Water, L/kg 150
320

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 21
11 to 22
Strength to Weight: Bending, points 20
13 to 21
Thermal Diffusivity, mm2/s 4.2
37
Thermal Shock Resistance, points 13
10 to 22

Alloy Composition

Carbon (C), % 0.040 to 0.1
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 0
64 to 68.5
Iron (Fe), % 64.1 to 74
0 to 0.050
Lead (Pb), % 0
0 to 0.15
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 9.0 to 13
0
Niobium (Nb), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
31 to 36
Residuals, % 0
0 to 0.3