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Shree Extrusions Limited
Shree Extrusions Limited
BRASS ALLOYS
BRONZE ALLOYS

COPPER ALLOYS

Specialized Copper Alloy Rods

We are leading manufacturer & exporter of copper alloys and our products are available in various types like copper alloy rods and many more. These are made from ace quality of alloy.

Copper Rods & Profile

Copper Rods & Profile are alloys of metals with copper as their major component. Our range of Copper Rods & Profile is available in various shapes like round, square and hex. These alloys are offered at reasonable prices and are known for their high conductivity, corrosion resistant and fine finish. To give our clients’ good value for their hard-earned money, we also specialize in customization of other extruded profiles ranging from 2.5 mm to 80 mm. Our range of alloys exhibit excellent mechanical & magnetic properties and high thermal & electrical conductivity. Available for rods, flats, profiles & section.

Specifics:
Copper Rods Profile
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Copper Rods & Profile Application



Commercial Copper

Grade:
Chemical Requirements Chromium Copper
Copper Remainder
Chromium 0.36 to 1.40%
Physical Properties
Tensile Strength 410 Mpa min
Elongation % 15% min
Fabrication Properties
Capacity for being
Cold Worked Excellent
Hot Formed Excellent
Suitability for Soldering Good
Suitability for Brazing Good
Immunity to hydrogen Excellent
embrittlement
Uses
General Engineering Purpose



High Conductivity Copper Rod

Grade:
Chemical Requirements
Copper 99.9% min
Total Imp. (excl. Silver & Oxygen) 0.03% max
Physical Properties
Size mm 2 T.S.Kg/mm2 EL% Min
10 - 12 26.5 min 12%
12 - 25 25.50 min 18%
25 & above 23.50 min 22%
Fabrication Properties
Capacity for being
Cold formed Excellent
Hot formed Excellent
Machinability rating 20%
Suitability for soldering Excellent
Suitability for Brazing Good
Electrical Conductivity at 20 C 99.25% IACS
Uses
Where high electrical and thermal conductors are require like Switches, Terminals, Gaskets, Nails, Rivets etc.



Cadmium Copper Rod

Grade:
Chemical Requirements
Copper Remainder
Cadmimum 0.5 to 1.2%
Physical Properties
Tensile Strength (kg/mm2) 35 min
Elongation % 4D 8% min
Fabrication Properties
Capacity for being
Machinability rating 20%
Suitability for soldering Good
Suitability for Brazing Good
Suitability for wear resistance Excellent
Electrical Conductivity at 20 C 80% min IACS
Uses
Electrode holders for resistance welding machines arc furnaces



Leaded Copper

Grade:
Chemical Requirements
Copper + Ag 99.90% min
Lead 0.8 to 1.5%
Physical Properties
Condition T.S. MPa EL% Min
Half Hard (HB) 260 12%
Fabrication Properties
Capacity for being
Cold worked Good
Hot formed Poor
Machiniability rating 80%
Suitability for soldering Excellent
Suitability for Brazing Good
ectrical Conductivity 85% IACS
Uses
Components & Parts requiring high temperature & corrosion Resistance



Sulphur Copper

Grade:
Chemical Requirements
Copper + Ag 99.80% min
Sulphur 0.3 to 0.6%
Physical Properties
Condition T.S. MPa EL% Min
Half Hard (HB) 260 8%
Annealed 210
Fabrication Properties
Capacity for being
Cold worked Good
Hot formed Excellent
Forgeability rating 65%
Machiniability rating 85%
Suitability for soldering Excellent
Suitability for Brazing Good
Electrical Conductivity 90% IACS
Uses
High softening switch components, Cold Headed Torch tips, Nozzles for Burners etc



Arsenic Copper

Grade:
Chemical Requirements
Copper + Silver 99.20% min
Arsenic 0.20 to 16.50%
Antimony 0.05% max
Bismith 0.002% max
Oxygen 0.10% max
Lead 0.01% max
Physical Properties
Condition Size T.S. MPa EL% Min
Annealed 10 to 25
25 to 50
50 & above
215
205
195
35%
40%
40%
As Manufactured 10 to 25
25 to 50
50 & above
255
245
235
15%
18%
20%
Fabrication Properties
Capacity for being
Cold Worked Excellent
Hot Formed Excellent
Suitability for soldering Good
Suitability for Brazing Good
Suitability for Rivetting Excellent
Uses
Locomotive Boiler Stay Bolts & Rivets, Plates for Locomotive use and General Engineering Purpose



Tellurium Copper

Grade:
Chemical Requirements
Copper + Ag 99.80% min
Tellurium 0.3 to 0.7%
Physical Properties
Condition T.S. MPa EL% Min
Half Hard (HB) 260 8%
Annealed 210
Fabrication Properties
Capacity for being
Cold worked Good
Hot formed Good
Forgeability rating 65%
Machiniability rating 85%
Suitability for soldering Excellent
Suitability for Brazing Good
Electrical Conductivity 90% IACS
Uses
High Softening switch components, Cold headed torch tips, Nozzles for burners etc.




Product Range

Brass Wires Specialized Brass Wires Brass Rods Specialized Copper Alloy Rods Ingots & Billet
Copper & Copper Alloy Tubes Bronze Rods Brass Tubes Copper Nickel
BRASS ALLOYS
Leaded Brass Naval Brass Nickel Silver Brass Red Brass Yellow Brass
Other Brass
BRONZE ALLOYS
Aluminum Bronze Silicon Aluminum Bronze Manganese Bronze Nickel Aluminum Bronze
COPPER ALLOYS
Beryllium Chromium Copper Copper Nickel Leaded Copper Other Copper

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