This standard was last reviewed and confirmed in 2017. Therefore this version remains current.
This second edition cancels and replaces the first edition (ISO 7226:1985), of which it constitutes a minor revision. Specifies the general dimensions of hexagonal for certain suze ofISO metric threads, ISO inch threads and pipe threads, as well as the non-preferred thread series BSW, BSF and BA. Gives the marking of these dienuts.
Status: PublishedPublication date: 1988-05
Edition: 2Number of pages: 3
Technical Committee: ISO/TC 29/SC 9 Tools with defined cutting edges, holding tools, cutting items, adaptive items and interfaces
- ICS :
- 25.100.50 Taps and threading dies
Buy this standard
|std 1 40|
|std 2 40||Paper|
A standard is reviewed every 5 years
Stage: 90.60 (Under review)
Got a question?
Check out our FAQs
+41 22 749 08 88
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)
Keep up to date with ISO
Sign up to our newsletter for the latest news, views and product information.