¸ÇÀ§·Î
â´Ý±â
´ÏÄ̵¿(¹éµ¿, Cupro Nickel, Cu-Ni10%)
CDA/UNS C70600 (Copper-Nickel, 10%)


Chemical Composition

(%max., unless shown as range or min.)

  Cu(1) Fe Pb Mn Ni(2) Zn
Min./Max. Rem. 1.0-1.8 .05 1.0 9.0-11.0 1.0
(1) Cu value includes Ag.
(2) Ni value includes Co.
Note: Cu + Sum of Named Elements, 99.5% min.

Applicable Specifications

Product Specification
Bar ASTM B122, B151
MILITARY MIL-C-15726
Pipe, Seamless ASME SB466
ASTM B466
Pipe, Welded ASME SB467
ASTM B467, B608
Plate ASTM B122
MILITARY MIL-C-15726
Plate, Clad ASTM B432
Plate, Condenser Tube ASME SB171
ASTM B171
SAE J461, J463
Rod ASTM B151
MILITARY MIL-C-15726
Rod, Welding AWS A5.15
Sheet ASTM B122
MILITARY MIL-C-15726
SAE J461, J463
Strip ASTM B122
MILITARY MIL-C-15726
Tube, Condenser ASME SB111
ASTM B111, B552
MILITARY MIL-T-15005
SAE J461, J463
Tube, Finned ASME SB359
ASTM B359
MILITARY MIL-T-22214
Tube, Seamless ASME SB466
ASTM B466, B469
MILITARY MIL-T-16420
Tube, U-Bend ASME SB395
ASTM B395
Tube, Welded ASME SB543
ASTM B543
MILITARY MIL-T-16420
Wire MILITARY MIL-C-15726

 

Common Fabrication Processes
Forming and Bending, Welding

Fabrication Properties

Joining Technique Suitability
Soldering Excellent
Brazing Excellent
Oxyacetylene Welding Fair
Gas Shielded Arc Welding Excellent
Coated Metal Arc Welding Good
Spot Weld Good
Seam Weld Good
Butt Weld Excellent
Capacity for Being Cold Worked Good
Capacity for Being Hot Formed Good
Machinability Rating 20

 

Mechanical Properties (measured at room temperature, 68 F (20 C)
Temper Section
Size
Cold
Work
Typ/
Min
Temp Tensile
Strength
Yield
Strength
(0.5% ext.
under load)
Yield
Strength
(0.2%
offset)
Yield
Strength
(0.05%
offset)
El Rockwell
Hardness
Vickens
Hard.
Brinell
Hard.
Shear
Strength
Fatigue
Strength*
Izod
Impact
Strength
  in. %   F ksi ksi ksi ksi % B C F 30T 500 500 3000 ksi ksi ft-lb
  mm.     C MPa MPa MPa MPa                 MPa MPa J
Tube
H55 0.0 0 TYP 68 60 57 - - 10 72 - 100 70 - - - - - 0.0
  0.0     20 414 393 - - 10 72 - 100 70 - - - - - 0.0
OS025 0.0 0 TYP 68 44 16 - - 42 15 - 65 26 - - - - - 0.0
  0.0     20 303 110 - - 42 15 - 65 26 - - - - - 0.0
                                       
*Fatigue Strength: 100 x 10 6cycles, unless indicated as [N]X 106.

Physical Properties

  US Customary Metric
Melting Point - Liquidus 2100 F 1149 C
Melting Point - Solidus 2010 F 1099 C
Density 0.323 lb/in3 at 68 F 8.94 gm/cm3 @ 20 C
Specific Gravity 8.94 8.94
Electrical Resistivity 115.0 ohms-cmil/ft @ 68 F 19.12 microhm-cm @ 20 C
Electrical Conductivity 9 %IACS @ 68 F 0.053 MegaSiemens/cm @ 20 C
Thermal Conductivity 26.0 Btu · ft/(hr · ft2·oF)at 68F 45.0 W/m · oK at 20 C
Coefficient of Thermal Expansion 9.5 ·10-6 per oF (68-572 F) 17.1 ·10-6 per oC (20-300 C)
Specific Heat Capacity 0.09 Btu/lb/oF at 68 F 377.1 J/kg · oK at 293 K
Modulas of Elasticity in Tension 18000 ksi 124000 MPa
Modulus of Rigidity 6800 ksi 46880 MPa

 

Tempers Most Commonly Used

Flat Products
PLATE M20
SHEET H01, H02, H04, O60
STRIP, ROLLED H01, H02, H04, O60, OS025

 

Other
PIPE H55, H80, O60
TUBE H55, OS015, OS025

 

Typical Uses

Automotive
Power Steering Tube, Brake Lines
Consumer
Screw Lamp Bases
Industrial
Valve Bodies, Condensers, Evaporators, Pump Impellers for Oil Refining, Pressure Vessels, Condenser Plates,Weld Torch Tips, Distiller Tubes, Ferrules, Heat Exchanger Tubes, Evaporator Tubes
Marine
Salt Water Baffles, Salt Water Pipe Fittings, Water Hoses, Boat Hulls, Hot Water Tanks, Ship Hulls, Tube Sheetfor Salt Water Service, Salt Water Piping Systems, Salt Water Piling Wrap, Propeller Sleeves
Plumbing
Flanges

* Main Source : CDA(copper development association)