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AISI 321H Stainless Steel vs. C94400 Bronze

AISI 321H stainless steel belongs to the iron alloys classification, while C94400 bronze 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 321H stainless steel and the bottom bar is C94400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
55
Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 40
18
Poisson's Ratio 0.28
0.35
Shear Modulus, GPa 77
37
Tensile Strength: Ultimate (UTS), MPa 580
220
Tensile Strength: Yield (Proof), MPa 230
110

Thermal Properties

Latent Heat of Fusion, J/g 290
180
Maximum Temperature: Mechanical, °C 940
150
Melting Completion (Liquidus), °C 1430
940
Melting Onset (Solidus), °C 1380
790
Specific Heat Capacity, J/kg-K 480
350
Thermal Conductivity, W/m-K 15
52
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
10
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 16
32
Density, g/cm3 7.8
9.1
Embodied Carbon, kg CO2/kg material 3.2
3.4
Embodied Energy, MJ/kg 46
54
Embodied Water, L/kg 140
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
33
Resilience: Unit (Modulus of Resilience), kJ/m3 140
60
Stiffness to Weight: Axial, points 14
6.1
Stiffness to Weight: Bending, points 25
17
Strength to Weight: Axial, points 21
6.8
Strength to Weight: Bending, points 20
9.0
Thermal Diffusivity, mm2/s 4.0
17
Thermal Shock Resistance, points 12
8.3

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Carbon (C), % 0.040 to 0.1
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 0
76.1 to 84
Iron (Fe), % 65.4 to 74
0 to 0.15
Lead (Pb), % 0
9.0 to 12
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 9.0 to 12
0 to 1.0
Phosphorus (P), % 0 to 0.045
0 to 0.050
Silicon (Si), % 0 to 0.75
0 to 0.0050
Sulfur (S), % 0 to 0.030
0 to 0.080
Tin (Sn), % 0
7.0 to 9.0
Titanium (Ti), % 0 to 0.7
0
Zinc (Zn), % 0
0 to 0.8