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) Phosphorus Tellurium 99.7 .008 .55
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.
Typical for 1" solid diameter Hard (35%) Temper
Hardness* Rockwell B Scales 48 Tensile Strength** KSI 48 Yield Strength** KSI 44 Elongation** % in 2 inch 20
*Hardness conversions are approximate
**Test values are nominal approximations and depend on specimen size and orientation.
Thermal Conductivity BTU/ (sq ft-ft-hr-F) 205 Specific Heat BTU/lb/ @ 68F .092 Thermal Expansion Per from 68 F to 212 F .0000095 Density lb/cu in @ 68 F .323 Electrical Conductivity* (annealed) % IACS @ 68 F 93 Modulus of Elasticity KSI 17,000
|Capacity for being cold worked||Good|
|Capacity for being hot formed||Good|
|Hot forgeability rating (forging brass=100)||65|
|Hot working temperature||1400-1600 F or 750-875 C|
|Annealing temperature||800-1200 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 Welding||Spot/Not Recommended|
| ||Seam/Not Recommended|