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AISI 348H Stainless Steel vs. C85400 Brass

AISI 348H stainless steel belongs to the iron alloys classification, while C85400 brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AISI 348H stainless steel and the bottom bar is C85400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
55
Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 40
23
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 580
220
Tensile Strength: Yield (Proof), MPa 230
85

Thermal Properties

Latent Heat of Fusion, J/g 290
180
Maximum Temperature: Mechanical, °C 940
130
Melting Completion (Liquidus), °C 1430
940
Melting Onset (Solidus), °C 1390
940
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 15
89
Thermal Expansion, µm/m-K 16
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
20
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
22

Otherwise Unclassified Properties

Base Metal Price, % relative 20
25
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 3.9
2.8
Embodied Energy, MJ/kg 56
46
Embodied Water, L/kg 150
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
40
Resilience: Unit (Modulus of Resilience), kJ/m3 140
35
Stiffness to Weight: Axial, points 14
7.0
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 21
7.5
Strength to Weight: Bending, points 20
9.9
Thermal Diffusivity, mm2/s 4.1
28
Thermal Shock Resistance, points 13
7.6

Alloy Composition

Aluminum (Al), % 0
0 to 0.35
Carbon (C), % 0.040 to 0.1
0
Chromium (Cr), % 17 to 19
0
Cobalt (Co), % 0 to 0.2
0
Copper (Cu), % 0
65 to 70
Iron (Fe), % 63.8 to 73.6
0 to 0.7
Lead (Pb), % 0
1.5 to 3.8
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 9.0 to 13
0 to 1.0
Niobium (Nb), % 0.32 to 1.0
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0 to 0.050
Sulfur (S), % 0 to 0.030
0
Tantalum (Ta), % 0 to 0.1
0
Tin (Sn), % 0
0.5 to 1.5
Zinc (Zn), % 0
24 to 32
Residuals, % 0
0 to 1.1