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C18080
Elements | ||||||
---|---|---|---|---|---|---|
Cu(1,2) | Fe | Ag | Cr | Si | Ti | |
(1) Not including Ag. (2) Cu + Sum of Named Elements 99.8% min. |
||||||
Min (%) | 0.02 | 0.01 | 0.20 | 0.01 | 0.01 | |
Max (%) | Rem | 0.20 | 0.30 | 0.7 | 0.10 | 0.15 |
Form | Temper | Temper Code | Tensile Strength (ksi) |
YS-0.2% Offset (ksi) |
Elongation (%) |
Vickers Hardness, 3000 gm |
---|---|---|---|---|---|---|
* Measured at room temperature, 68°F (20°C). | ||||||
Flat Products | Mill-hardened Temper, TM - Hard | TM04 |
76 Typ |
70 Typ |
9 Typ |
158 Typ |
Mill-hardened Temper, TM - XHMS Spring | TM08 |
83 Typ |
80 Typ |
3 Typ |
168 Typ |
Melting Point - Liquidus°F | 2000 |
---|---|
Melting Point - Solidus°F | 1985 |
Densitylb/cu in. at 68°F | 0.322 |
Specific Gravity | 8.91 |
Electrical Conductivity% IACS at 68°F | 80 |
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F | 185 |
Coefficient of Thermal Expansion 68-21210 to -6 power per °F (68 – 212°F) | 8.9 |
Coefficient of Thermal Expansion 68-39210 to -6 power per °F (68 – 392°F) | 9.2 |
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) | 9.4 |
Specific Heat CapacityBtu/ lb /°F at 68°F | 0.09 |
Modulus of Elasticity in Tensionksi | 185000 |
Modulus of Rigidityksi | 7100 |
Magnetic Permeability | 1.01 |
Poisson's Ratio | 0.3 |
Technique | Suitability |
---|---|
Soldering | Excellent |
Brazing | Good |
Gas Shielded Arc Welding | Not Recommended |
Coated Metal Arc Welding | Not Recommended |
Spot Weld | Not Recommended |
Seam Weld | Not Recommended |
Capacity for Being Cold Worked | Excellent |
Capacity for Being Hot Formed | Excellent |
Common Fabrication Processes
Thermal Properties
Typical Uses
Form | Specific Sub-Form | Application | System | Standard | Description |
---|---|---|---|---|---|
Sheet, Strip, Roller Bar & Plate | ASTM | B936 | COPPER-CHROMIUM-IRON-TITANIUM ALLOY PLATE, SHEET, STRIP AND ROLLED BAR |
Corrosion Properties