ISO 723:1991
Current
The latest, up-to-date edition.
Rock drilling equipment — Forged collared shanks and corresponding chuck bushings for hollow hexagonal drill steels
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English, French
24-01-1991
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Specifies the dimensions of both forged collared shanks and corresponding chuck bushings. Values are given for five nominal sizes. This second edition cancels and replaces the first edition (1974), which has been technically revised (extension of the range of sizes and specification of the size of the internal diameter at the forged collar).
| DocumentType |
Standard
|
| Pages |
3
|
| PublisherName |
International Organization for Standardization
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| SNV NF EN 20273 : 1992 | Identical |
| UNE 22652:1985 | Identical |
| 17/30341097 DC : 0 | BS ISO 18758-1 - MINING AND EARTH-MOVING MACHINERY - ROCK DRILL RIGS AND ROCK REINFORCEMENT RIGS - PART 1: TERMINOLOGY |
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