Listing ID #6166700
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| Chemical Requirements | Grade I | Grade II | Grade III | ||||
| Copper | 56.0 - 59.0% | 60.0 - 63.0% | 60.0 - 63.0% | ||||
| Lead | 2.0 to 3.50% | 2.50 - 3.70% | 0.50 - 1.50% | ||||
| Iron | 0.35% max | 0.35% max | 0.20% max | ||||
| Total Imp. Excl. Iron | 0.70% max | 0.50% max | 0.50% max | ||||
| Zinc | Remainder | Remainder | Remainder | ||||
| Physical Properties | Grade I | Grade II | Grade III | ||||
| Condition | Size | T.S. MPA | EL% Min | T.S. MPA | EL% Min | T.S. MPA | EL% Min |
| Annealed (O) | 6-25 25-50 50 above |
345 315 285 |
12 17 22 |
355 305 275 |
15 20 25 |
315 285 255 |
22 27 32 |
| Half-Hard (HB) | 6-12 12-25 25-50 50 above |
405 395 355 325 |
4 6 12 17 |
395 385 345 315 |
7 10 15 20 |
355 345 305 285 |
8 12 22 27 |
| Hard (HD) | 6-12 12-25 |
550 485 |
- 4 |
550 485 |
- 4 |
460 400 |
- 4 |
| Fabrication Properties | Grade I | Grade II | Grade III | ||||
| Capacity for being | |||||||
| Cold worked | Poor | Poor | Poor | ||||
| Hot formed | Fair | Fair | Fair | ||||
| Machinability Rating | 100% | 90% | 90% | ||||
| Suitability for soldering | Excellent | Excellent | Excellent | ||||
| Suitability for Brazing | Good | Good | Good | ||||
| Uses | |||||||
| Precision Components, Hardware, Hinges, Lock Bodies, Screws, Nuts & Bolts | |||||||
| Gr II : Gear, Pinions, Precision, Automobile, Electronic Parts | |||||||
| Gr III : Precision Components Machining with Riveting Operation | |||||||
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