bolt tightening

[Adlparvar]

When the size bolt and material bolt are defined, how we could calculate the necessary torque for bolt tightening?

 

[tbuelna]

Preload.

 

[desertfox]

Hi
This might help:-

http://www.roymech.co.uk/Useful_Tables/Screws/Screw_loads.htm

“Do not worry about your problems with mathematics, I assure you mine are far greater.” Albert Einstein

 

[CoryPad]

faq725-536

 

[rb1957]

there are literally hundreds of thread here dealing with this question. geeze, google "torque bolt tension" and you'll probably get close to something useful.

another day in paradise, or is paradise one day closer ?