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C14500 | Cu-Te | Copper Tellurium

Similar or equivalent specification

CDA ASTM SAE AMS Federal Military Other
C14500 B124
B124M
B301
B301M
J461
J463
      Tellurium-bearing (PTE)

Chemical Composition

Cu%1,2 P% Te%
Chemical composition according to ASTM B301/B301M-13(2020)

1Includes silver   2Includes tellurium and phosphorus
Note: includes oxygen-free or deoxidized grades with deoxidizers (such as phosphorus, boron, lithium, or other) in an amount agreed upon. Unless otherwise noted, single values represent maximums.
99.90
min
0.004-
0.012
0.40-
0.70

Machanical Properties

Mechanical properties according to ASTM B301/B301M-13(2020)

C14500

H02 half hard

Size range: 1/16" diameter rod to 1/4" inclusive
Tensile strength, min Yield strength, at 0.5% extension under load, min Elongation, 4x diameter or specimen thickness, min Brinell hardness (500 kg load) Remarks
Ksi MPa Ksi MPa % typical BHN  
38 260 30 205 8 76  

Size range: over 1/4" diameter rod to 2 5/8" inclusive

Tensile strength, min Yield strength, at 0.5% extension under load, min Elongation, 4x diameter or specimen thickness, min Brinell hardness (500 kg load) Remarks
Ksi MPa Ksi MPa % typical BHN  
38 260 30 205 12 76  

Size range: 1/16" diameter rod (round only) to 1/4" inclusive

Tensile strength, min Yield strength, at 0.5% extension under load, min Elongation, 4x diameter or specimen thickness, min Brinell hardness (500 kg load) Remarks
Ksi MPa Ksi MPa % typical BHN  
48 330 40 275 4 81  

Size range: over 1/4" diameter rod (round only) to 1 1/4" inclusive

Tensile strength, min Yield strength, at 0.5% extension under load, min Elongation, 4x diameter or specimen thickness, min Brinell hardness (500 kg load) Remarks
Ksi MPa Ksi MPa % typical BHN  
44 305 38 260 8 81  

Size range: over 1 1/4" diameter rod (round only) to 3" inclusive

Tensile strength, min Yield strength, at 0.5% extension under load, min Elongation, 4x diameter or specimen thickness, min Brinell hardness (500 kg load) Remarks
Ksi MPa Ksi MPa % typical BHN  
40 275 35 240 8 81  

Physical properties

  US Customary Metric
Melting point - liquidus 1976 °F 1080 °C
Melting point - solidus 1924 °F 1051 °C
Density 0.323 lb/in3 at 68 °F 8.94 gm/cm3 at 20 °C
Specific gravity 8.94 8.94
Electrical conductivity 93% IACS at 68 °F 0.539 MegaSiemens/cm at 20 °C
Thermal conductivity 205 Btu/sq ft/ft hr/°F at 68 °F 355 W/m at 20 °C
Coefficient of thermal expansion 68-212 9.5 · 10-6 per °F (68-212 °F) 16.5 · 10-6 per °C (20-100 °C)
Coefficient of thermal expansion 68-392 9.7 · 10-6 per °F (68-392 °F) 16.8 · 10-6 per °C (20-200 °C)
Coefficient of thermal expansion 68-572 9.9 · 10-6 per °F (68-572 °F) 17.1 · 10-6 per °C (20-300 °C)
Specific heat capacity 0.092 Btu/lb/°F at 68 °F 385.5 J/kg at 20 °C
Modulus of elasticity in tension 17000 ksi 117212 MPa
Modulus of rigidity 6400 ksi 44127 MPa

Fabrication properties

Technique Suitability
Soldering Excellent
Brazing Good
Oxyacetylene welding Fair
Gas shielded arc welding Fair
Coated metal arc welding Not recommended
Spot weld Not recommended
Seam weld Not recommended
Butt weld Fair
Capacity for being cold worked Good
Capacity for being hot formed Good
Forgeability rating 65
Machinability rating 85

Thermal properties

Treatment Minimum* Maximum*
Annealing 800 1200
Hot treatment 1400 1600

Copper Tellurium Available

C14500 rodrod
C14500 flat barflat bar
C14500 hex barhex bar
C14500 square barsquare bar
C14500 rectangular barrectangular bar
C14500 shaftshaft
C14500 billetbillet
C14500 polished barpolished bar
C14500 cold drawn barscold drawn bars
C14500 annealed barsannealed bars
C14500 cold finished round bars
cold finished round bars
C14500 forged round bars
forged round bars
C14500 hot rolled barshot rolled bars
C14500 Round BarRound Bar
C14500 WireWire
C14500 SheetSheet
C14500 PlatePlate
C14500 StripsStrips
C14500 FoilFoil
C14500 ShimsShims
C14500 CoilCoil
C14500 PipePipe
C14500 TubesTubes
C14500 
CuTe rod 
CuTe flat bar 
CuTe hex bar 
CuTe square bar 
CuTe rectangular bar 
CuTe shaft 
CuTe billet 
CuTe polished bar 
CuTe cold drawn bars 
CuTe annealed bars 
CuTe cold finished round bars 
CuTe forged round bars 
CuTe hot rolled bars 
CuTe Round Bar 
CuTe Wire 
CuTe Sheet 
CuTe Plate 
CuTe Strips 
CuTe Foil 
CuTe Shims 
CuTe Coil 
CuTe Pipe 
CuTe Tubes 
CuTe 

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