1.1 ,This specification establishes the requirements for annealed copper-alloy strip for the manufacture of flexible metal hose produced from Copper Alloy UNS Nos. C41100 and C50500.
1.1.1 ,The nominal compositions are as follows:
| Copper Alloy | Copper | Zinc | Tin |
| C41100 | 91.0 | 8.5 | 0.5 |
| C50500 | 98.7 | ... | 1.3 |