RO
SR ISO 3438:2011
Subland twist drills with Morse taper shanks for holes prior to tapping screw threads
Standardul specifică dimensiunile burghielor elicoidale în trepte cu coadă con Morse pentru găuri înainte de filetare.
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Status :
Withdrawn
Approval date : 12/9/2011
Romanian version publish date : 12/9/2011
Withdrawal date : 5/31/2013
Number of pages : 8
ICS : 25.100.30 Drills, countersinks, reamers
Technical Committee : 59 - Screw threads, fasteners and bearings
- Replaces STAS 12202-83
- Normative reference SR EN 22768-1:1995
- Normative reference SR ISO 296:1995