Tellurium Copper, CDA 145 ASTM B 301

Tellurium Copper, CDA 145 ASTM B 301
Product Description

Counted among the distinguished organizations, we are engaged in manufacturing, supplying and exporting excellent quality Tellurium Copper. Owing to its high strength, excellent conductivity and high corrosion resistance, our offered product is highly acclaimed in the market. Moreover, it can easily be casted, extruded, punched and drawn. Hence, Tellurium Copper is widely used in forgings, plumbing fittings, transistor bases, switch parts and electrical parts. We supply this product within stipulated time frame to our customers.

Nominal Chemical Composition % by weight

Copper (incl. Silver)PhosphorusTellurium


Forgings, screw machine products and parts requiring high conductivity, extensive machining, corrosion resistance, copper color, or a combination of these; electrical connectors, motor and switch parts, plumbing fittings, soldering coppers, welding torch tips, transistor bases and furnace brazed articles. 

Mechanical Properties

Typical for 1" solid diameter Hard (35%) Temper

Hardness*Rockwell B Scales48
Tensile Strength**KSI48
Yield Strength**KSI44
Elongation**% in 2 inch20

*Hardness conversions are approximate

**Test values are nominal approximations and depend on specimen size and orientation.

Physical Properties

Thermal ConductivityBTU/ (sq ft-ft-hr-F)205
Specific HeatBTU/lb/ @ 68F.092
Thermal ExpansionPer from 68 F to 212 F.0000095
Densitylb/cu in @ 68 F.323
Electrical Conductivity* (annealed)% IACS @ 68 F93
Modulus of ElasticityKSI17,000

*Volume basis

Fabrication Properties

Capacity for being cold workedGood
Capacity for being hot formedGood
Hot forgeability rating (forging brass=100)65
Hot working temperature1400-1600 F or 750-875 C
Annealing temperature800-1200 F or 425-650 C
Machinability rating (Free Cutting Brass=100)85
Suitability for being joined by:Soldering/Excellent


Oxyacetylene Welding/Fair

Gas Shielded Arc Welding/Fair

Coated Metal Arc Welding/Not Recommended
Resistance WeldingSpot/Not Recommended

Seam/Not Recommended

Contact Us

11, Shivaalik Industrial Park, Inside Zaveri Estate, Kathwada-Singarwa Road, Kathwada, Ahmedabad, Gujarat, 382430, India
Phone :+918068341762