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C12700
Elements | ||||||||
---|---|---|---|---|---|---|---|---|
Cu(1) | Pb | Ni | Ag(2) | As | Bi | Sb | Te(3) | |
(1) Cu value includes Ag. (2) Ag 0.027 - 0.10% min is the equivalent of, Ag 8 - 30 Troy Oz min. (3) 0.025 Te + Se. |
||||||||
Min (%) | 99.88 | 0.027 | ||||||
Max (%) | 0.004 | 0.050 | 0.012 | 0.003 | 0.003 | 0.025 |
Form | Temper | Temper Code | Tensile Strength (ksi) |
YS-0.2% Offset (ksi) |
YS-0.5% Ext (ksi) |
Elongation (%) |
Rockwell B scale | Rockwell F scale | Rockwell 30T scale | Shear Strength (ksi) |
Fatigue Strength** (ksi) |
Section Size (in) |
Cold Work (%) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
* Measured at room temperature, 68°F (20°C). ** Fatigue Strength: 100 x 106 cycles, unless indicated as [N] x 106. | |||||||||||||
Flat Products | 1/2 Hard | H02 |
42 Typ |
39 Typ |
36 Typ |
14 Typ |
40 Typ |
84 Typ |
50 Typ |
26 Typ |
0.04 | ||
1/8 Hard | H00 |
36 Typ |
34 Typ |
28 Typ |
30 Typ |
10 Typ |
60 Typ |
25 Typ |
25 Typ |
0.04 | |||
As Hot Rolled | M20 |
34 Typ |
10 Typ |
45 Typ |
45 Typ |
23 Typ |
0.04 | ||||||
Extra Spring | H10 |
57 Typ |
54 Typ |
53 Typ |
4 Typ |
62 Typ |
95 Typ |
64 Typ |
29 Typ |
0.04 | |||
Hard | H04 |
50 Typ |
48 Typ |
45 Typ |
6 Typ |
50 Typ |
90 Typ |
57 Typ |
28 Typ |
0.04 | |||
Nominal Grain Size 0.025 mm | OS025 |
34 Typ |
11 Typ |
45 Typ |
45 Typ |
23 Typ |
11 Typ | 0.04 | |||||
Spring | H08 |
55 Typ |
52 Typ |
50 Typ |
4 Typ |
60 Typ |
94 Typ |
63 Typ |
29 Typ |
0.04 | |||
Rod | As Hot Rolled | M20 |
32 Typ |
10 Typ |
55 Typ |
40 Typ |
22 Typ |
1 | |||||
Hard | H04 |
48 Typ |
44 Typ |
16 Typ |
47 Typ |
87 Typ |
27 Typ |
1 | 35 | ||||
Nominal Grain Size 0.050 mm | OS050 |
32 Typ |
10 Typ |
55 Typ |
40 Typ |
22 Typ |
1 | ||||||
Shapes | As Hot Extruded | M30 |
32 Typ |
10 Typ |
50 Typ |
40 Typ |
22 Typ |
0.5 | |||||
As Hot Rolled | M20 |
32 Typ |
10 Typ |
50 Typ |
40 Typ |
22 Typ |
0.5 | ||||||
Hard | H04 |
40 Typ |
32 Typ |
30 Typ |
35 Typ |
26 Typ |
0.5 | 15 | |||||
Nominal Grain Size 0.050 mm | OS050 |
32 Typ |
10 Typ |
50 Typ |
40 Typ |
22 Typ |
0.5 | ||||||
Wire | Hard | H04 |
55 Typ |
1.5 Typ |
29 Typ |
0.08 | |||||||
Nominal Grain Size 0.050 mm | OS050 |
35 Typ |
35 Typ |
24 Typ |
0.08 | ||||||||
Spring | H08 |
66 Typ |
1.5 Typ |
33 Typ |
0.08 |
Melting Point - Liquidus°F | 1981 |
---|---|
Densitylb/cu in. at 68°F | 0.321 |
Specific Gravity | 8.9 |
Electrical Conductivity% IACS at 68°F | 98 |
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F | 218 |
Coefficient of Thermal Expansion 68-21210 to -6 power per °F (68 – 212°F) | 9.3 |
Coefficient of Thermal Expansion 68-39210 to -6 power per °F (68 – 392°F) | 9.6 |
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) | 9.8 |
Specific Heat CapacityBtu/ lb /°F at 68°F | 0.092 |
Modulus of Elasticity in Tensionksi | 17000 |
Modulus of Rigidityksi | 6400 |
Technique | Suitability |
---|---|
Soldering | Excellent |
Brazing | Good |
Oxyacetylene Welding | Not Recommended |
Gas Shielded Arc Welding | Fair |
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 |
Machinability Rating | 20 |
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
Treatment | Minimum* | Maximum* | ||
---|---|---|---|---|
* Temperature is measured in Fahrenheit. | ||||
Annealing | 750 | 1200 | ||
Hot Working Temperature | 1400 | 1600 |
Product Category | Product | Reason Category | Reason |
---|---|---|---|
Architecture | Building Fronts | Appearance | Appearance |
Building Fronts | Corrosion Resistance | Corrosion Resistance | |
Downspouts | Appearance | Appearance | |
Downspouts | Corrosion Resistance | Corrosion Resistance | |
Downspouts | Forming Characteristics | Formability | |
Flashing | Appearance | Appearance | |
Flashing | Corrosion Resistance | Corrosion Resistance | |
Flashing | Forming Characteristics | Formability | |
Gutters | Appearance | Appearance | |
Gutters | Corrosion Resistance | Corrosion Resistance | |
Gutters | Forming Characteristics | Formability | |
Roofing | Appearance | Appearance | |
Roofing | Corrosion Resistance | Corrosion Resistance | |
Roofing | Forming Characteristics | Formability | |
Screening | Appearance | Appearance | |
Screening | Corrosion Resistance | Corrosion Resistance | |
Screening | Forming Characteristics | Formability | |
Spouting | Appearance | Appearance | |
Spouting | Corrosion Resistance | Corrosion Resistance | |
Spouting | Forming Characteristics | Formability | |
Automotive | Gaskets | Forming Characteristics | Formability |
Gaskets | Mechanical Properties | Ductility | |
Gaskets | Pressure Tight | Pressure Tight | |
Radiators | Brazing Characteristics | Brazability | |
Radiators | Conductivity (Thermal) | Thermal Conductivity | |
Radiators | Corrosion Resistance | Corrosion Resistance | |
Radiators | Creep Properties | Creep Resistant | |
Radiators | Solderability | Solderability | |
Electrical | Bus Bars | Conductivity (Electrical) | Electrical Conductivity |
Bus Bars | Conductivity (Thermal) | Thermal Conductivity | |
Bus Bars | Corrosion Resistance | Corrosion Resistance | |
Commutator Segments | Conductivity (Electrical) | Electrical Conductivity | |
Commutator Segments | Conductivity (Thermal) | Thermal Conductivity | |
Commutator Segments | Corrosion Resistance | Corrosion Resistance | |
Commutator Segments | Solderability | Solderability | |
Contacts | Conductivity (Electrical) | Electrical Conductivity | |
Contacts | Conductivity (Thermal) | Thermal Conductivity | |
Contacts | Corrosion Resistance | Corrosion Resistance | |
Contacts | Solderability | Solderability | |
Radio Parts | Conductivity (Electrical) | Electrical Conductivity | |
Radio Parts | Conductivity (Thermal) | Thermal Conductivity | |
Radio Parts | Corrosion Resistance | Corrosion Resistance | |
Radio Parts | Solderability | Solderability | |
Switches | Conductivity (Electrical) | Electrical Conductivity | |
Switches | Conductivity (Thermal) | Thermal Conductivity | |
Switches | Corrosion Resistance | Corrosion Resistance | |
Switches | Solderability | Solderability | |
Terminals | Conductivity (Electrical) | Electrical Conductivity | |
Terminals | Conductivity (Thermal) | Thermal Conductivity | |
Terminals | Corrosion Resistance | Corrosion Resistance | |
Terminals | Solderability | Solderability | |
Industrial | Anodes | Conductivity (Electrical) | Electrical Conductivity |
Anodes | Conductivity (Thermal) | Thermal Conductivity | |
Chemical Process Equipment | Conductivity (Thermal) | Thermal Conductivity | |
Chemical Process Equipment | Corrosion Resistance | Corrosion Resistance | |
Chemical Process Equipment | Corrosion Resistance | Corrosion Resistance to Many Industrial Chemicals | |
Kettles | Appearance | Appearance | |
Kettles | Conductivity (Thermal) | Thermal Conductivity | |
Kettles | Corrosion Resistance | Corrosion Resistance | |
Pans | Appearance | Appearance | |
Pans | Conductivity (Thermal) | Thermal Conductivity | |
Pans | Corrosion Resistance | Corrosion Resistance | |
Printing Rolls | Corrosion Resistance | Corrosion Resistance | |
Printing Rolls | Forming Characteristics | Formability | |
Road Bed Expansion Plates | Conductivity (Thermal) | Thermal Conductivity | |
Road Bed Expansion Plates | Corrosion Resistance | Corrosion Resistance | |
Road Bed Expansion Plates | Mechanical Properties | Ductility | |
Road Bed Expansion Plates | Thermal Properties | Coefficient of Expansion | |
Rotating Bands | Conductivity (Electrical) | Electrical Conductivity | |
Rotating Bands | Conductivity (Thermal) | Thermal Conductivity | |
Rotating Bands | Corrosion Resistance | Corrosion Resistance | |
Vats | Conductivity (Thermal) | Thermal Conductivity | |
Vats | Corrosion Resistance | Corrosion Resistance |
Applicable Specifications
Corrosion Properties