Find suppliers for this alloyC18700
C18700Free-Machining CuWroughtHIGH COPPER ALLOYSHigh Copper AlloysTrueFalsehttps://api.copper.org/CDA-API/alloys.xhtml/C18700
Chemical Composition
Element
Cu(1,2)Pb
(1) Cu value includes Ag. (2) Includes Pb.
Min (%)99.50.8
Max (%)1.5
Mechanical Properties*
Form
Temper
Temper Code
Tensile Strength
(ksi)		YS-0.5% Ext
(ksi)		Elongation
(%)		Rockwell B scale
Rockwell F scale
Shear Strength
(ksi)		Torsion Modulus
(ksi)		Ultimate Tensile Strength in Shear
(ksi)		Section Size
(in)		Cold Work
(%)
Rod1/2 HardH0243   Typ
40   Typ
18   Typ
43   Typ
26   Typ
0.2520
H0242   Typ
38   Typ
25   Typ
42   Typ
25   Typ
120
HardH0448   Typ
44   Typ
12   Typ
48   Typ
27   Typ
0.535
H0460   Typ
10   Typ
29   Typ
0.24
H0455   Typ
50   Typ
8   Typ
30   Typ
0.12550
H0448   Typ
42   Typ
15   Typ
48   Typ
27   Typ
6.4   Typ
135
H0455   Typ
11   Typ
30   Typ
0.5
H0453   Typ
49   Typ
10   Typ
54   Typ
29   Typ
0.2545
H0453   Typ
12   Typ
29   Typ
0.75
H0451   Typ
14   Typ
28   Typ
1
Nominal Grain Size 0.050 mmOS05032   Typ
10   Typ
45   Typ
40   Typ
22   Typ
1
* Measured at room temperature, 68°F (20°C).
Physical Properties
(1) Soft Anealed Condition
Melting Point - Liquidus°F1976
Melting Point - Solidus°F1747
Densitylb/cu in. at 68°F0.323
Specific Gravity8.94
Electrical Conductivity% IACS at 68°F96(1)
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F218
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F)9.8
Specific Heat CapacityBtu/ lb /°F at 68°F0.092
Modulus of Elasticity in Tensionksi17000
Modulus of Rigidityksi6400
Fabrication Properties
Technique Suitability
SolderingExcellent
BrazingGood
Oxyacetylene WeldingNot Recommended
Gas Shielded Arc WeldingNot Recommended
Coated Metal Arc WeldingNot Recommended
Spot WeldNot Recommended
Seam WeldNot Recommended
Butt WeldFair
Capacity for Being Cold WorkedGood
Capacity for Being Hot FormedPoor
Machinability Rating85
Common Fabrication Processes
  • Machining
    
Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Annealing8001200
Hot Treatment14001600
Typical uses
Product Category Product Reason Category Reason
AutomotiveMotor PartsConductivity (Electrical)Electrical Conductivity
Motor PartsConductivity (Thermal)Thermal Conductivity
Motor PartsMachining CharacteristicsCan Be Processed on Screw Machines
Motor PartsMachining CharacteristicsMachinability
Motor PartsMechanical PropertiesModerate Strength
ElectricalConnectorsConductivity (Electrical)Electrical Conductivity
ConnectorsConductivity (Thermal)Thermal Conductivity
ConnectorsCorrosion ResistanceCorrosion Resistance
ConnectorsMachining CharacteristicsCan Be Processed on Screw Machines
ConnectorsMachining CharacteristicsMachinability
Current Carrying StudsConductivity (Electrical)Electrical Conductivity
Current Carrying StudsConductivity (Thermal)Thermal Conductivity
Current Carrying StudsCorrosion ResistanceCorrosion Resistance
Current Carrying StudsMachining CharacteristicsMachinability
Screw Machine Parts Requiring High ConductivityConductivity (Electrical)Electrical Conductivity
Screw Machine Parts Requiring High ConductivityConductivity (Thermal)Thermal Conductivity
Screw Machine Parts Requiring High ConductivityCorrosion ResistanceCorrosion Resistance
Screw Machine Parts Requiring High ConductivityMachining CharacteristicsMachinability
Switch PartsConductivity (Electrical)Electrical Conductivity
Switch PartsConductivity (Thermal)Thermal Conductivity
Switch PartsCorrosion ResistanceCorrosion Resistance
Switch PartsMachining CharacteristicsMachinability
Switch PartsSolderabilitySolderability
FastenersCurrent Carrying BoltsConductivity (Electrical)Electrical Conductivity
Current Carrying BoltsConductivity (Thermal)Thermal Conductivity
Current Carrying BoltsCorrosion ResistanceCorrosion Resistance
Current Carrying BoltsMachining CharacteristicsMachinability
Current Carrying NutsConductivity (Electrical)Electrical Conductivity
Current Carrying NutsConductivity (Thermal)Thermal Conductivity
Current Carrying NutsCorrosion ResistanceCorrosion Resistance
Current Carrying NutsMachining CharacteristicsMachinability
Applicable Specifications
Form System Standard Description
BarASTMB301/B301MFREE-CUTTING COPPER ROD AND BAR
RodASTMB301/B301MFREE-CUTTING COPPER ROD AND BAR
SAEJ461WROUGHT AND CAST COPPER ALLOYS
SAEJ463WROUGHT COPPER AND COPPER ALLOYS
ShapesASTMB301/B301MFREE-CUTTING COPPER ROD AND BAR
WireASTMB301/B301MFREE-CUTTING COPPER ROD AND BAR
Corrosion Properties

No information available.