C12000 Phosphorus-Deoxidized, Low Residual P

The following data is provided for informational purposes only. It was provided with permission by the Copper Development Association at www.copper.org.

Last Update: Jan 10, 2007

C12000 Information
Chemical Composition (%max., unless shown as range or min.)

Cu(1) P
Min./Max. 99.90 min .004–.012
Nominal .008

(1) Cu value includes Ag.

C12000 Applicable Specifications

Product Specification
Bands, Projectile Rotating MILITARY MIL-B–20292, MIL–B–18907
Bar ASME SB133
SAE J461, J463
Bar, Bus ASTM B187
Brazing Filler Metal FEDERAL QQ–B–650
Fittings ASME B16.22
Foil, Printed Circuits ASTM B451
Nipples ASTM B687
Pipe ASME SB42
ASTM B698, B42
Pipe, Bus ASTM B188
Plate ASTM B152
SAE J461, J463
Rod ASME SB133
Rod, Bus ASTM B187
Shapes SAE J461, J463
Shapes, Bus ASTM B187
Sheet ASTM B152
SAE J461, J463
Sheet, Clad ASTM B506
Sheet, Printed Circuits ASTM B451
Strip ASTM B152
SAE J461, J463
Strip, Clad ASTM B506
Strip, Printed Circuits ASTM B451
Tube ASTM B698, B360
Tube, Bus ASTM B188
Tube, Coils ASTM B743
Tube, Condenser ASME SB111
Tube, Finned ASME SB359
Tube, Rectangular Waveguide ASTM B372
Tube, Seamless ASME SB75
ASTM B75, B641
SAE J461, J463
Tube, Seamless Bright Annealed ASTM B68
Tube, Seamless for Air Conditioning and Refrigeration Field Service SAE J463, J461
Tube, Seamless for Torpedo Use MILITARY MIL–T–3235
Tube, U–Bend ASME SB395
Tube, Welded ASTM B447, B641, B716
Tube, Welded for Air Conditioning and Refrigeration Service ASTM B640

Common Fabrication Processes
Blanking, Coining, Coppersmithing, Drawing, Etching, Forming and Bending, Heading and Upsetting, Hot Forging and Pressing, Piercing and Punching, Roll Threading and Knurling, Shearing, Spinning, Squeezing and Swaging, Stamping

Fabrication Properties

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

Physical Properties

US Customary Metric
Melting Point – Liquidus 1981 F 1083 C
Melting Point – Solidus 1981 F 1083 C
Density 0.323 lb/in3 at 68 F 8.94 gm/cm3 @ 20 C
Specific Gravity 8.94 8.94
Electrical Resistivity 10.6 ohms–cmil/ft @ 68 F 1.76 microhm–cm @ 20 C
Electrical Conductivity* 98% IACS @ 68 F 0.573 MegaSiemens/cm @ 20 C
Thermal Conductivity 223.0 Btu · ft/(hr · ft2·oF)at 68F 386.0 W/m · oK at 20 C
Coefficient of Thermal Expansion 9.4 ·10–6 per oF (68–212 F) 16.9 ·10–6 per oC (20–100 C)
Coefficient of Thermal Expansion 9.6 ·10–6 per oF (68–392 F) 17.3 ·10–6 per oC (20–200 C)
Coefficient of Thermal Expansion 9.8 ·10–6 per oF (68–572 F) 17.6 ·10–6 per oC (20–300 C)
Specific Heat Capacity 0.092 Btu/lb/oF at 68 F 393.5 J/kg · oK at 293 K
Modulas of Elasticity in Tension 17000 ksi 117000 MPa
Modulus of Rigidity 6400 ksi 44130 MPa

*Volume and weight basis.

Tempers Most Commonly Used

Flat Products
PLATE H00, OS050
SHEET H00, H01, OS050
STRIP, ROLLED H00, H01, H04, H06, OS035, OS050

PIPE H04, H58, O60
TUBE H04, H55, H58, H80, O60, OS025, OS050

Typical Uses

Flashing, Architectural Trim, Roofing

Tubular Bus, Busbars (Welded or Brazed)

Welded Tube, Tubing, Medical Gas– Oxygen, Conductors, Resistance Welding Equipment, Tubing, LP Gas Service

Applications Requiring Welding or Brazing