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help me! urgent, please!

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7431

Petroleum
Joined
Feb 2, 2006
Messages
24
Location
AU
Valve Torque Reqd Stem TPI Stem Thrust st

I got a enquiry that includes some items which describe the valve features. please tell me what the meaning of these words! especially "TPI", what does this abbreviation means?
thanks a lot!
 
TPI - Threads Per Inch.

"Do not worry about your problems with mathematics, I assure you mine are far greater."
Albert Einstein
Have you read FAQ731-376 to make the best use of Eng-Tips Forums?
 
thanks!
 
Just noticed stem thrust and valve torque.

What kind of actuator are you using? Thrust implies a linear actuator (eg diaphragm) and torque implies rotary (eg rack and pinion).

"Do not worry about your problems with mathematics, I assure you mine are far greater."
Albert Einstein
Have you read FAQ731-376 to make the best use of Eng-Tips Forums?
 
Thanks Ashereng!
 
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