HELLO;
To make a 1/4 NPT thread, what Ø to drill and how deep to drill?
THANK YOU
HELLO;
To make a 1/4 NPT thread, what Ø to drill and how deep to drill?
THANK YOU
Thank you all;
I found the rethought in the BLACK BOOK
LE Ø drilling =11.10
Drilling Depth =10.205
I found another info:
It's a pdf to download.
See these links
http://www.abms.ca/Technique/Filetage_des_tuyaux.html
http://www.abms.ca/Technique/Filetage_des_boulons.html
@+ ;-))