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C72900
| Elements | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Cu(1,2) | Pb(3) | Sn | Zn | Fe | Ni(4) | Mg | Mn | Nb | |
|
(1) Cu + Sum of Named Elements 99.7% min. (2) Cu value includes Ag. (3) 0.005% Pb max. for hot rolling. (4) Ni value includes Co. |
|||||||||
| Min (%) | 7.5 | 14.5 | |||||||
| Max (%) | Rem | 0.02 | 8.5 | 0.50 | 0.50 | 15.5 | 0.15 | 0.30 | 0.10 |
| Form | Temper | Temper Code | Tensile Strength (ksi) |
YS-0.2% Offset (ksi) |
YS-0.5% Ext (ksi) |
YS-0.05% Offset |
Elongation (%) |
|---|---|---|---|---|---|---|---|
| * Measured at room temperature, 68°F (20°C). | |||||||
| Strip | 1/2 Hard and Spinodal Hardened (1/2 TS) | TS02 |
145 Min for Standard |
125 Min for Standard |
3 Typ |
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| 1/4 Hard and Spinodal Hardened (1/4 TS) | TS01 |
130 Min for Standard |
105 Min for Standard |
4 Typ |
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| 3/4 Hard and Spinodal Hardened (3/4 TS) | TS03 |
155 Min for Standard |
135 Min for Standard |
2 Typ |
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| Hard and Spinodal Hardened | TS04 |
165 Min for Standard |
145 Min for Standard |
2 Typ |
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| Mill-hardened Temper, TM - 1/2 Hard | TM02 |
105 Min for Standard |
90 Min for Standard |
80 Min for Standard |
15 Typ |
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| Mill-hardened Temper, TM - 1/2 Hard | TM00 |
95 Min for Standard |
75 Min for Standard |
70 Min for Standard |
22 Typ |
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| Mill-hardened Temper, TM - Hard | TM04 |
115 Min for Standard |
105 Min for Standard |
95 Min for Standard |
10 Typ |
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| Mill-hardened Temper, TM - XHMS Spring | TM08 |
150 Min for Standard |
140 Min for Standard |
125 Min for Standard |
2 Typ |
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| Mill-hardened Temper, TM -XHM - Extra Hard | TM06 |
130 Min for Standard |
120 Min for Standard |
105 Min for Standard |
6 Typ |
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| Solution Heat Treated | TB00 |
64 Min for Standard |
24 Min for Standard |
32 Typ |
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| Solution Heat Treated and Cold Worked: 1/2 Hard | TD02 |
85 Min for Standard |
8 Typ |
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| Solution Heat Treated and Cold Worked: 1/4 Hard | TD01 |
75 Min for Standard |
50 Min for Standard |
18 Typ |
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| Solution Heat Treated and Cold Worked: 3/4 Hard | TD03 |
95 Min for Standard |
80 Min for Standard |
3 Typ |
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| Solution Heat Treated and Cold Worked: Hard | TD04 |
100 Min for Standard |
85 Min for Standard |
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| Spinodal Hardened-Low Strength (ATLS) | TX00 |
120 Min for Standard |
95 Min for Standard |
6 Typ |
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| (1)Aged condition. | |
| Melting Point - Liquidus°F | 2039 |
|---|---|
| Melting Point - Solidus°F | 1742 |
| Densitylb/cu in. at 68°F | 0.323 |
| Specific Gravity | 8.94 |
| Electrical Conductivity% IACS at 68°F | 7.8 (1) |
| Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F | 17 |
| Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) | 9.1 |
| Specific Heat CapacityBtu/ lb /°F at 68°F | 0.09 |
| Modulus of Elasticity in Tensionksi | 18500 |
| Modulus of Rigidityksi | 7500 |
| Technique | Suitability |
|---|---|
| Soldering | Excellent |
| Brazing | Excellent |
| Oxyacetylene Welding | Good |
| Gas Shielded Arc Welding | Excellent |
| Coated Metal Arc Welding | Excellent |
| Spot Weld | Excellent |
| Seam Weld | Excellent |
| Butt Weld | Excellent |
| Capacity for Being Cold Worked | Excellent |
| Capacity for Being Hot Formed | Good |
Common Fabrication Processes
No fabrication process properties for this alloy
| Treatment | Minimum* | Maximum* | ||
|---|---|---|---|---|
| * Temperature is measured in Fahrenheit. | ||||
| Annealing | 1515 | |||
| Hot Working Temperature | 1200 | 1600 | ||
| Product Category | Product | Reason Category | Reason |
|---|---|---|---|
| Electrical | Connectors | Conductivity (Electrical) | Electrical Conductivity |
| Connectors | Conductivity (Thermal) | Thermal Conductivity | |
| Connectors | Corrosion Resistance | Corrosion Resistance | |
| Connectors | Corrosion Resistance | Resistant to Oxidation | |
| Connectors | Forming Characteristics | Formability | |
| Connectors | Mechanical Properties | High Modulus of Elasticity | |
| Connectors | Mechanical Properties | Very High Strength | |
| Connectors | Thermal Properties | Resistance to Stress Relaxation | |
| Contacts | Conductivity (Electrical) | Electrical Conductivity | |
| Contacts | Conductivity (Thermal) | Thermal Conductivity | |
| Contacts | Corrosion Resistance | Corrosion Resistance | |
| Contacts | Corrosion Resistance | Corrosion Resistance to Fresh Water | |
| Contacts | Corrosion Resistance | Corrosion Resistance to Salt Water | |
| Contacts | Corrosion Resistance | Resistant to Oxidation | |
| Contacts | Forming Characteristics | Formability | |
| Contacts | Mechanical Properties | High Modulus of Elasticity | |
| Contacts | Mechanical Properties | Very High Strength | |
| Contacts | Thermal Properties | Resistance to Stress Relaxation | |
| Controls | Conductivity (Electrical) | Electrical Conductivity | |
| Controls | Conductivity (Thermal) | Thermal Conductivity | |
| Controls | Corrosion Resistance | Corrosion Resistance | |
| Controls | Corrosion Resistance | Corrosion Resistance to Salt Water | |
| Controls | Mechanical Properties | High Strength | |
| Miniaturized Sockets | Corrosion Resistance | Corrosion Resistance | |
| Miniaturized Sockets | Forming Characteristics | Formability | |
| Miniaturized Sockets | Mechanical Properties | High Modulus of Elasticity | |
| Miniaturized Sockets | Mechanical Properties | Very High Strength | |
| Relay Elements | Conductivity (Electrical) | Electrical Conductivity | |
| Relay Elements | Conductivity (Thermal) | Thermal Conductivity | |
| Relay Elements | Corrosion Resistance | Corrosion Resistance | |
| Relay Elements | Corrosion Resistance | Resistant to Oxidation | |
| Relay Elements | Forming Characteristics | Formability | |
| Relay Elements | Mechanical Properties | High Modulus of Elasticity | |
| Relay Elements | Mechanical Properties | Very High Strength | |
| Relay Elements | Thermal Properties | Resistance to Stress Relaxation | |
| Switches | Conductivity (Electrical) | Electrical Conductivity | |
| Switches | Conductivity (Thermal) | Thermal Conductivity | |
| Switches | Corrosion Resistance | Corrosion Resistance | |
| Switches | Corrosion Resistance | Corrosion Resistance to Salt Water | |
| Switches | Mechanical Properties | High Strength | |
| Industrial | Springs | Corrosion Resistance | Corrosion Resistance |
| Springs | Corrosion Resistance | Resistant to Oxidation | |
| Springs | Forming Characteristics | Formability | |
| Springs | Mechanical Properties | High Modulus of Elasticity | |
| Springs | Mechanical Properties | Very High Strength | |
| Springs | Thermal Properties | Resistance to Stress Relaxation | |
| Wire | Corrosion Resistance | Corrosion Resistance | |
| Wire | Corrosion Resistance | Resistant to Oxidation | |
| Wire | Forming Characteristics | Formability | |
| Wire | Mechanical Properties | High Modulus of Elasticity | |
| Wire | Mechanical Properties | Very High Strength | |
| Marine | Marine Components | Corrosion Resistance | Corrosion Resistance |
| Marine Components | Corrosion Resistance | Corrosion Resistance to Fresh Water | |
| Marine Components | Corrosion Resistance | Corrosion Resistance to Salt Water | |
| Marine Components | Corrosion Resistance | Resistant to Oxidation | |
| Marine Components | Forming Characteristics | Formability | |
| Marine Components | Mechanical Properties | High Modulus of Elasticity | |
| Marine Components | Mechanical Properties | Very High Strength | |
| Marine Components | Thermal Properties | Resistance to Stress Relaxation |
| Form | Specific Sub-Form | Application | System | Standard | Description |
|---|---|---|---|---|---|
| Rod & Bar | ASTM | B929 | COPPER-NICKEL-TIN SPINODAL ALLOY ROD AND BAR | ||
| Strip | ASTM | B740 | STRIPS, COPPER-NICKEL-TIN SPINODAL ALLOY STRIP |
Corrosion Properties
No Corrosion Properties Available.