Historical
ASTM B740-02
Standard Specification for Copper-Nickel-Tin Spinodal Alloy Strip
1.1 This specification establishes requirements for copper-nickel-tin alloy strip in the following alloys:
| Nominal Composition Weight % | |||
| Copper Alloy UNS No. | |||
| Copper | Nickel | Tin | |
| C72700 | 85 | 9 | 6 |
| C72900 | 77 | 15 | 8 |
| C72650 | 87.5 | 7.5 | 5 |
1.2 Units—The values stated in inch-pound units and the values stated in SI units in Table 5 are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units and are provided for information only and are not considered standard.
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ASTM International [astm]
ASTM International [astm]