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Norm

ISO 1720:1974

Ausgabedatum: 1974 07 01

Rock drilling — Extension drill-steel equipment for percussive long-hole drilling — Rope-threaded equipments 1 1/2 to 2 in (38 to 51 mm)

ZURÜCKGEZOGEN : 1991 01 01
Herausgeber:
International Organization for Standardization
Format:
Digital | 6 Seiten
Sprache:
Englisch
Aktuell Gültig:
ISO 10208:1991
1991 01 24
Rock drilling equipment — Left-hand rope threads
Norm
ISO 10207:1991
1991 01 24
Rock drilling equipment — Rope threaded drill steel equipment for percussive drilling, nominal sizes...
Norm
ISO 1720:1974
1974 07 01
Rock drilling — Extension drill-steel equipment for percussive long-hole drilling — Rope-threaded eq...
Norm
Norm
ISO 10208:1991
Ausgabedatum : 1991 01 24
Rock drilling equipment — Left-hand rope threads
Norm
ISO 10207:1991
Ausgabedatum : 1991 01 24
Rock drilling equipment — Rope threaded drill steel equipment for percussive drilling, nominal sizes 22 mm to 38 mm