Find suppliers for this alloyC18500
Chemical Composition
Element
Cu(1)PbPAgCr
(1) Cu value includes Ag.
Min (%)0.080.40
Max (%)Rem0.0150.040.121.0
Mechanical Properties*
Form
Temper
Temper Code
Tensile Strength
(ksi)
YS-0.5% Ext
(ksi)
Elongation
(%)
Rockwell B scale
Rockwell F scale
Section Size
(in)
Cold Work
(%)
Flat Products1/4 Hard and Precipitation Heat TreatedTH0167   Typ
59   Typ
14   Typ
79   Typ
0.0450
Precipitation HardenedTF0051   Typ
36   Typ
22   Typ
59   Typ
0.04
Solution Heat TreatedTB0034   Typ
19   Typ
40   Typ
16   Typ
0.04
Solution Heat Treated and Cold Worked: 1/8 HardTD0053   Typ
51   Typ
6   Typ
66   Typ
0.0450
PlatePrecipitation HardenedTF0056   Typ
40   Typ
30   Typ
68   Typ
3
TF0058   Typ
42   Typ
25   Typ
70   Typ
2
Rod1/4 Hard and Precipitation Heat TreatedTH0177   Typ
67   Typ
19   Typ
83   Typ
0.550
TH0177   Typ
65   Typ
16   Typ
82   Typ
0.560.5
TH0174   Typ
73   Typ
5   Typ
0.15690
Precipitation HardenedTF0070   Typ
65   Typ
18   Typ
75   Typ
2
TF0070   Typ
55   Typ
21   Typ
70   Typ
0.5
TF0065   Typ
55   Typ
18   Typ
70   Typ
3
TF0055   Typ
43   Typ
25   Typ
68   Typ
4
TF0072   Typ
65   Typ
18   Typ
80   Typ
1
Solution Heat TreatedTB0045   Typ
14   Typ
40   Typ
0.5
Solution Heat Treated and Cold Worked: 1/8 HardTD0057   Typ
56   Typ
11   Typ
65   Typ
0.560.5
TD0086   Typ
77   Typ
14   Typ
0.15691
Tube1/4 Hard and Precipitation Heat TreatedTH0169   Typ
63   Typ
26   Typ
84   Typ
76
AnnealedO6140   Typ
15   Typ
50   Typ
59   Typ
Solution Heat Treated and Cold Worked: 1/8 HardTD0059   Typ
57   Typ
21   Typ
67   Typ
76
* Measured at room temperature, 68°F (20°C).
Physical Properties
(1) Solution heat treated, cold worked (50% minimum) and aged.
(2) Solution heat treated, cold worked (50% minimum) and aged.
Melting Point - Liquidus°F1967
Melting Point - Solidus°F1958
Densitylb/cu in. at 68°F0.321
Specific Gravity8.89
Electrical Conductivity% IACS at 68°F80(1)
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F187(2)
Coefficient of Thermal Expansion 68-21210⁻⁶ per °F (68 – 212°F)9.8
Specific Heat CapacityBtu/ lb /°F at 68°F0.092
Modulus of Elasticity in Tensionksi17000
Modulus of Rigidityksi7200
Fabrication Properties
Technique Suitability
SolderingGood
BrazingGood
Oxyacetylene WeldingNot Recommended
Gas Shielded Arc WeldingGood
Coated Metal Arc WeldingNot Recommended
Spot WeldNot Recommended
Seam WeldNot Recommended
Butt WeldFair
Capacity for Being Cold WorkedExcellent
Capacity for Being Hot FormedGood
Forgeability Rating80
Machinability Rating20
Common Fabrication Processes
  • Bending
  • Cold working
  • Drawing
  • Forging
  • heading
  • Hot working
  • Impacting
  • Rolling
  • Swaging
    
Thermal Properties
Treatment Minimum* Maximum* Value* Time** Medium
* Temperature is measured in Fahrenheit. ** Time is measured in minutes.
Solution Treatment180018500.5Water
Precipitation Treatment8603Air
Hot Treatment15001700
Typical uses
Product Category Product Reason Category Reason
ElectricalArcing and Bridging PartsConductivity (Electrical)Electrical Conductivity
Arcing and Bridging PartsConductivity (Thermal)Thermal Conductivity
Arcing and Bridging PartsCorrosion ResistanceCorrosion Resistance
Arcing and Bridging PartsCreep PropertiesCreep Resistant
Arcing and Bridging PartsWelding CharacteristicsArc Erosion Resistant
Cable ConnectorsConductivity (Electrical)Electrical Conductivity
Cable ConnectorsConductivity (Thermal)Thermal Conductivity
Cable ConnectorsCorrosion ResistanceCorrosion Resistance
Cable ConnectorsSolderabilitySolderability
Circuit Breaker PartsConductivity (Electrical)Electrical Conductivity
Circuit Breaker PartsConductivity (Thermal)Thermal Conductivity
Circuit Breaker PartsCorrosion ResistanceCorrosion Resistance
Circuit Breaker PartsSolderabilitySolderability
Current Carrying Arms and ShaftsConductivity (Electrical)Electrical Conductivity
Current Carrying Arms and ShaftsConductivity (Thermal)Thermal Conductivity
Current Carrying Arms and ShaftsCorrosion ResistanceCorrosion Resistance
Current Carrying Arms and ShaftsCreep PropertiesCreep Resistant
Electrical Conductors Requiring Greater Strength than CopperConductivity (Electrical)Electrical Conductivity
Electrical Conductors Requiring Greater Strength than CopperConductivity (Thermal)Thermal Conductivity
Electrical Conductors Requiring Greater Strength than CopperCorrosion ResistanceCorrosion Resistance
Grid Side rods in Electron TubesConductivity (Electrical)Electrical Conductivity
Grid Side rods in Electron TubesConductivity (Thermal)Thermal Conductivity
Grid Side rods in Electron TubesCorrosion ResistanceCorrosion Resistance
Grid Side rods in Electron TubesSoftening ResistanceResistance to Thermal Softening
Switch ContactsConductivity (Electrical)Electrical Conductivity
Switch ContactsConductivity (Thermal)Thermal Conductivity
Switch ContactsCorrosion ResistanceCorrosion Resistance
Switch ContactsSoftening ResistanceResistance to Thermal Softening
Switch ContactsSolderabilitySolderability
Switch GearsConductivity (Electrical)Electrical Conductivity
Switch GearsConductivity (Thermal)Thermal Conductivity
Switch GearsCorrosion ResistanceCorrosion Resistance
Switch GearsMechanical PropertiesModerate Strength
Thermal Conductors Requiring Greater Strength than CopperConductivity (Electrical)Electrical Conductivity
Thermal Conductors Requiring Greater Strength than CopperConductivity (Thermal)Thermal Conductivity
Thermal Conductors Requiring Greater Strength than CopperCorrosion ResistanceCorrosion Resistance
Thermal Conductors Requiring Greater Strength than CopperMechanical PropertiesModerate Strength
IndustrialElectrode Holder JawsConductivity (Thermal)Thermal Conductivity
Electrode Holder JawsCorrosion ResistanceCorrosion Resistance
Electrode Holder JawsCreep PropertiesCreep Resistant
Electrode Holder JawsMechanical PropertiesModerate Strength
Electrode Holder JawsSoftening ResistanceResistance to Thermal Softening
Flash Welding ElectrodesConductivity (Electrical)Electrical Conductivity
Flash Welding ElectrodesConductivity (Thermal)Thermal Conductivity
Flash Welding ElectrodesCorrosion ResistanceOxidation Resistance
Flash Welding ElectrodesSoftening ResistanceResistance to Thermal Softening
MoldsConductivity (Thermal)Thermal Conductivity
MoldsCorrosion ResistanceCorrosion Resistance
MoldsCreep PropertiesCreep Resistant
MoldsMechanical PropertiesModerate Strength
MoldsSoftening ResistanceResistance to Thermal Softening
Resistance Welding Machine ElectrodesConductivity (Electrical)Electrical Conductivity
Resistance Welding Machine ElectrodesConductivity (Thermal)Thermal Conductivity
Resistance Welding Machine ElectrodesCorrosion ResistanceOxidation Resistance
Resistance Welding Machine ElectrodesSoftening ResistanceResistance to Thermal Softening
Seam Welding WheelsConductivity (Electrical)Electrical Conductivity
Seam Welding WheelsConductivity (Thermal)Thermal Conductivity
Seam Welding WheelsCorrosion ResistanceCorrosion Resistance
Seam Welding WheelsSoftening ResistanceResistance to Thermal Softening
Spot Welding TipsConductivity (Electrical)Electrical Conductivity
Spot Welding TipsConductivity (Thermal)Thermal Conductivity
Spot Welding TipsCorrosion ResistanceCorrosion Resistance
Spot Welding TipsCreep PropertiesCreep Resistant
Spot Welding TipsSoftening ResistanceResistance to Thermal Softening
Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No information available.