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in stockReleased: 1985-04-15
UNE 22663:1985
Rock drilling — Extension drill-steel equipment for percussive long-hole drilling — Rope-threaded equipments 1 1/2 to 2 in (38 to 51 mm)
Perforación de rocas. Equipos para perforación por percusión, con rosca soga de 38 a 51 mm (1 1/2 pulgadas a 2 pulgadas).
CURRENCY
| Standard number: | UNE 22663:1985 |
| Pages: | 4 |
| Released: | 1985-04-15 |
DESCRIPTION
This standard UNE 22663:1985 Rock drilling — Extension drill-steel equipment for percussive long-hole drilling — Rope-threaded equipments 1 1/2 to 2 in (38 to 51 mm) is classified in these ICS categories:
- 73.100.30