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AISI 334 Stainless Steel vs. CR012A Copper

AISI 334 stainless steel belongs to the iron alloys classification, while CR012A copper belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AISI 334 stainless steel and the bottom bar is CR012A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 34
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
43
Tensile Strength: Ultimate (UTS), MPa 540
220
Tensile Strength: Yield (Proof), MPa 190
130

Thermal Properties

Latent Heat of Fusion, J/g 290
210
Maximum Temperature: Mechanical, °C 1000
200
Melting Completion (Liquidus), °C 1410
1090
Melting Onset (Solidus), °C 1370
1040
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 16
17

Otherwise Unclassified Properties

Base Metal Price, % relative 22
33
Density, g/cm3 7.9
9.0
Embodied Carbon, kg CO2/kg material 4.1
2.7
Embodied Energy, MJ/kg 59
42
Embodied Water, L/kg 170
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
29
Resilience: Unit (Modulus of Resilience), kJ/m3 96
76
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 19
6.8
Strength to Weight: Bending, points 19
9.0
Thermal Shock Resistance, points 12
7.8

Alloy Composition

Aluminum (Al), % 0.15 to 0.6
0
Bismuth (Bi), % 0
0 to 0.00050
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 0
99.85 to 99.94
Iron (Fe), % 55.7 to 62.7
0
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 19 to 21
0
Oxygen (O), % 0
0 to 0.040
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
0.060 to 0.080
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0.15 to 0.6
0