ISO 721:1991
Current
The latest, up-to-date edition.
Rock drilling equipment — Integral stems
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English, French
17-01-1991
Specifies the dimensions. The 19 mm hexagonal integral stems with forged collared shank shall comply with the dimensions shown in figure 1 and given in table 1. The 22 mm stems shall comply with the dimensions shown in figure 2 and given in table 2. The 25 mm stems shall comply with the dimensions shown in figure 3 and given in table 3.
| Committee |
ISO/TC 82
|
| DocumentType |
Standard
|
| Pages |
4
|
| ProductNote |
THIS STANDARD ALSO REFERS TO: ISO 722:1990,ISO 723:1990
|
| PublisherName |
International Organization for Standardization
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| BIS IS 7913 : 2014 | Identical |
| UNE 22650:1985 | 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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