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BRASS ALLOYS
BRONZE ALLOYS

COPPER ALLOYS

Beryllium Chromium Copper

C11000 Electrolytic Tough Pitch (ETP)

C11000 Electrolytic Tough Pitch (ETP)
C11000 Electrolytic Tough Pitch (ETP)
PDF
Spec Equivalents: CDA 110 ETP, ASTM B124, ASTM B152, ASTM B187, ASTM B188, ASTM B272

The electrolytic tough pitch copper is the copper with high thermal and electrical conductivity. The products manufactured using this copper possess good corrosion resistance and soldering ability. The inherited fabrication qualities of the copper allows it to bend, drilled, soldered, riveted and to be fit in to almost any design specifications. This variant of copper has excellent hot workability.

Applications:


Equivelent Specifications:
End Product Specification
Bands, Projectile Rotating MILITARY MIL-B-20292
Bar ASME SB133, ASTM B152, SAE J461, J463
Bar, Bus ASTM B187
Bar, Forging ASTM B124
Bolts ASTM F468
Brazing Filler Metal FEDERAL QQ-B-650
Foil, Printed Circuits ASTM B451
For, Forging ASTM B124
Forgings, Die ASTM B283
Nuts ASTM F467
Pipe, Bus ASTM B188
Plate AMS 4500, ASTM B152, SAE J461, J463
Rod ASME SB133, MILITARY MIL-C-12166, SAE J461, J463
Rod, Bus ASTM B187
Screws ASTM F468
Shapes SAE J461, J463
Shapes, Bus ASTM B187
Shapes, Forging ASTM B124
Sheet AMS 4500, ASTM B152, B694, SAE J463, J461
Sheet, Building Construction ASTM B370
Sheet, Clad ASTM B506
Sheet, Lead Coated ASTM B101
Sheet, Printed Circuits ASTM B451
Strip AMS 4500, ASTM B694, B152, SAE J463, J461
Strip, Building Construction ASTM B370
Strip, Clad ASTM B506
Strip, Printed Circuits ASTM B451
Studs ASTM F468
Tube, Bus ASTM B188
Tube, Welded ASTM B447
Wire, Coated With Lead Alloy ASTM B189
Wire, Coated With Nickel ASTM B355
Wire, Coated With Silver ASTM B298
Wire, Coated With Tin ASTM B246, B33
Wire, Flat AMS 4500, ASTM B272
Wire, Hard Drawn ASTM B1, FEDERAL QQ-W-343
Wire, Medium-Hard Drawn ASTM B2, FEDERAL QQ-W-343
Wire, Metallizing MILITARY MIL-W-6712
Wire, Soft ASTM B3, B738, B48, FEDERAL QQ-W-343, SAE J461, J463
Wire, Stranded ASTM B8, B496, B470, B286, B229, B226, B174, B173, B172, FEDERAL QQ-B-575
Wire, Trolley ASTM B47, B116

Chemical Composition:
Cu O
Min/Max 99.90 min  
Nominals - 0.04

Fabrication:
Joining Technique Suitability
Brazing Good
Butt Weld Good
Capacity for Being Cold Worked Excellent
Capacity for Being Hot Formed Excellent
Coated Metal Arc Welding Not Recommended
Forgeability Rating 65
Gas Sheilded Arc Welding Fair
Machinability rating 20
Oxyacetylene Welding Not Recommended
Seam Weld Not Recommended
Soldering Excellent
Spot Weld Not Recommended

Physical Properties:
Product Property US Customary Metric
Coefficient of Thermal Expansion 9.4 · 10 6? per °F (68-212 F) 16.9 · 10 6? per °C (20-100 C)
Coefficient of Thermal Expansion 9.6 · 10 6? per °F (68-392 F) 17.3 · 10 6? per °C (20-200 C)
Coefficient of Thermal Expansion 9.8 · 10 6? per °F (68-572 F) 17.6 · 10 6? per °C (20-300 C)
Density 0.322 lb/in3 @ 68 F 8.91 gm/cm3 @ 20 C
Electrical Conductivity 101%IACS @ 68 F 0.591 MegaSiemens/cm @ 20 C
Electrical Resistivity 10.3 ohms-cmil/ft @ 68 F 1.71 microhm-cm @ 20 C
Melting Point Liquid US 1981 F 1083 C
Melting Point Solid US 1949 F 1065 C
Modulas of Elasticity in Tension 17000 ksi 117000 MPa
Modulas of Rigidity 6400 ksi 44130 MPa
Specific Gravity 8.91 8.91
Specific Heat Capacity 0.092 Btu/lb/°F at 68 F 393.5 J/kg · °K at 293 K
Thermal Conductivity 226.0 Btu · ft/(hr · Ft2 · °F) at 68 F 391.1W/m · °K at 20 C

Sizes Available:
HOLLOW RODS Min Bore Size 20 mm and Max OD 100 mm
ROUND RODS 8mm To 100 mm
HEX 10mm To 60mm
SQUARE 10mm To 60mm
FLAT 10mm Min Thickness and max Width 120mm
BILLETS Up to 200 mm
INGOTS As per Specification

C18000 Copper Chromium Nickel Silicon

C18000 Copper Chromium Nickel Silicon
C18000 Copper Chromium Nickel Silicon
PDF
Spec Equivalents: RWMA Class III

The C18000 Copper Chromium Nickel Silicon is the copper base alloy which is heat treatable, high in strength and conductivity. The properties of this alloy can fairly be obtained after its heat treatment. The alloy is rich on properties like high hardness, strength and wear resistance with relatively high electrical and thermal conductivity.

Applications:
Chemical Composition:
  Cr Cu Fe Ni Si
Min/Max 0.10 - 0.8 Rem 0.15 1.8 - 3.0 0.4 - 0.8
Nominals 0.45 - - 2.4 0.6

Physical Properties:
Product Property US Customary Metric
Coefficient of Thermal Expansion 9.7 ppm/°F (17.5 ppm/°C)
Coefficient of Thermal Expansion
Density .318 lb/in3 (8.81 g/cm3)
Electrical Conductivity 45% IACS (26 MS/m) minimum
Electrical Resistivity
Melting Point Liquid US
Melting Point Solid US 1900°F (1040°C)
Modulas of Elasticity in Tension 18.5x106 psi (128 GPa)
Modulas of Rigidity
Specific Gravity
Specific Heat Capacity at 70°F (20°C) - 0.092 BTU/lb °F (385 J/kg K)
Thermal Conductivity at 212°F (100°C) - 120 BTU/hr ft °F (208 W/m K)

Sizes Available:
HOLLOW RODS Min Bore Size 20 mm and Max OD 100 mm
ROUND RODS 8mm To 100 mm
HEX 10mm To 60mm
SQUARE 10mm To 60mm
FLAT 10mm Min Thickness and max Width 120mm
BILLETS Up to 200 mm
INGOTS As per Specification

C18150 Copper Chromium Zirconium

C18150 Copper Chromium Zirconium
C18150 Copper Chromium Zirconium
PDF
Spec Equivalents: RWMA Class II

The C18150 Copper Chromium Zirconium is the copper alloy that is less sticky and resist deformation in comparison to other copper chromium alloys. The alloy is mainly used in cap style resistance welding electrodes and is highly recommended for cold as well as hot rolled spot and seam welding.

Applications:

Chemical Composition:
  Cr Cu Zr
Min/Max 0.5 - 1.5 Rem 0.05 - 0.25
Nominals 1 98.9 0.1

Fabrication:
Joining Technique Suitability
Machinability Rating 20

Physical Properties:
Product Property US Customary Metric
Coefficient of Thermal Expansion 9.5 ·10-6 per oF (68-572 F) 16.45 · 10 6? per °C (20-200 C)
Density 0.321 lb/in3 @ 68 F 8.89 gm/cm3 @ 20 C
Electrical Conductivity 80 %IACS @ 68 F 0.464 MegaSiemens/cm @ 20 C
Melting Point Liquid US 1976 F 1080 C
Melting Point Solid US 1958 F 1070 C
Modulas of Elasticity in Tension 17000 ksi 117200 MPa
Specific Gravity 8.89 8.89
Thermal Conductivity 187.0 Btu · ft/(hr · ft2 ·°F) @ 68 F 323.9 W/m · °K at 20 C

Sizes Available:
HOLLOW RODS Min Bore Size 20 mm and Max OD 100 mm
ROUND RODS 8mm To 100 mm
HEX 10mm To 60mm
SQUARE 10mm To 60mm
FLAT 10mm Min Thickness and max Width 120mm
BILLETS Up to 200 mm
INGOTS As per Specification

C18200 Chromium Copper

C18200 Chromium Copper
C18200 Chromium Copper
PDF
Spec Equivalents: RWMA Class II

The C18200 Chromium Copper is high on conductivity copper alloy that have properties for both cold as well as heat treatment. The alloy is high in strength and hardness and is resistant towards softening at high temperatures. The alloy is mainly used for electrical welding applications where deformation resistance is required at high temperatures.

Applications:

Specifications:
End Product Specification
Bar MILITARY MIL-C-19311
Forgins MILITARY MIL-C-19311
Rod MILITARY MIL-C-19311
Strip MILITARY MIL-C-19311
Wire, Soft ASTM F9

Chemical Composition:
  Cr Cu Fe Pb Si
Min/Max 0.6 - 1.2 Rem 0.1 0.05 0.1
Nominals 0.9 99.1 - - -

Fabrication:
Joining Technique Suitability
Brazing Good
Butt Weld Fair
Capacity for Being Cold Worked Excellent
Capacity for Being Hot Formed Good
Coated Metal Arc Welding Not Recommended
Forgeability Rating 80
Gas Sheilded Arc Welding Good
Machinability rating 20
Oxyacetylene Welding Not Recommended
Seam Weld Not Recommended
Soldering Good
Spot Weld Not Recommended

Physical Properties:
Product Property US Customary Metric
Coefficient of Thermal Expansion 9.8 · 10 6? per °F (68-212 F) 17.6 · 10 6? per °C (20-300 C)
Density 0.321 lb/in3 @ 68 F 8.89 gm/cm3 @ 20 C
Electrical Conductivity 80 %IACS @ 68 F 0.468 MegaSiemens/cm @ 20 C
Electrical Resistivity 13.0 ohms-cmil/ft @ 68 F 2.16 microhm-cm @ 20 C
Melting Point Liquid US 1967 F 1075 C
Melting Point Solid US 1958 F 1070 C
Modulas of Elasticity in Tension 17000 ksi 117000 MPa
Modulas of Rigidity 7200 ksi 49640 MPa
Specific Gravity 8.89 8.89
Specific Heat Capacity 0.092 Btu/lb/°F @ 68 F 385.5 J/kg · °K at 293 K
Thermal Conductivity 187.0 Btu · ft/(hr · ft2 ·°F) @ 68 F 323.6 W/m · °K at 20 C

Sizes Available:
HOLLOW RODS Min Bore Size 20 mm and Max OD 100 mm
ROUND RODS 8mm To 100 mm
HEX 10mm To 60mm
SQUARE 10mm To 60mm
FLAT 10mm Min Thickness and max Width 120mm
BILLETS Up to 200 mm
INGOTS As per Specification


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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