ISO 1722:1974 PDF

Name:
ISO 1722:1974 PDF

Published Date:
09/01/1974

Status:
Active

Description:

Rock drilling -- Extension drill-steel equipment for percussive long-hole drilling -- Reverse-buttress-threaded equipments 1 1/2 to 2 1/2 in (38 to 64 mm)

Publisher:
International Organization for Standardization

Document status:

Active

Format:

Electronic (PDF)

Delivery time:

10 minutes

Delivery time (for Russian version):

200 business days

SKU:

Specifies the basic dimensions for equipment. Gives a list of components; tabulates together with figures: size of drill-steel in bar form; lengths of extension rods; coupling sleeves; bit diameters (four-wing bits); reverse-buttress threads; hollow hexagonal bars for extension rods.

File Size :	1 file , 340 KB
Note :	This product is unavailable in Ukraine, Russia, Belarus
Number of Pages :	6
Published :	09/01/1974

History

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