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Screw thread terminology

Is nominal diameter of a screw same as major diameter or is it something else.
3 comments posted 21yrs
posted by viveksangwan
3 comments posted 21yrs posted by viveksangwan

CFD errors?

I am using RSM model to calculate the flow velocities at different cross sections of a pipe. The pipe has an inner diam...
3 comments posted 21yrs
posted by via
3 comments posted 21yrs posted by via

Problems with pick-and-place equipment

Would like to know if anyone has experienced doing mech engineering/maintenance work with pick-and-place equipment in a...
1 comments posted 21yrs
posted by fox.kilo
1 comments posted 21yrs posted by fox.kilo

FEM-Beam elements question

Hi, I am writing a program to do a real time finite element analysis for the behavior of a wire(of infinitely small dia...
2 comments posted 21yrs
posted by surajbhat
2 comments posted 21yrs posted by surajbhat

Re: At what rate does heated air rise?

Dear SB: > Hello all, > I have searched the web for information on this and found > very little ...I saw this news grou...
11 comments posted 21yrs
posted by N: dlzc1 D:cox T:net
11 comments posted 21yrs posted by N: dlzc1 D:cox T:net

Valve Body Solenoid

hey all. I'm a new graduate of Mechanical Engineering technolgy and was seeking some help and hoping your guys could he...
1 comments posted 21yrs
posted by adamsaulnier
1 comments posted 21yrs posted by adamsaulnier

Fexible Rubber Hose

Any one know if there is a manufacturer of large diameter(36" to 48") Helical Rubber Hoses(constuction similer to dryer...
5 comments posted 21yrs
posted by sugna41
5 comments posted 21yrs posted by sugna41

mesh LS-DYNA

Hi everyone, I have a CFD solver which takes mesh files in LS-DYNA format. I potentially have access to a mesh generato...
0 comments posted 21yrs
posted by enthropy8r
0 comments posted 21yrs posted by enthropy8r

pneumatic valve controllers?

Suppose I want to pneumatically control 8 different pneumatic cylinders independently what is the control device that I...
3 comments posted 21yrs
posted by orc_general
3 comments posted 21yrs posted by orc_general

escape velocity

I was wondering if it is really necessary for rockets to take off at such high speeds? They can escape the earth's orbi...
7 comments posted 21yrs
posted by ajaymangot
7 comments posted 21yrs posted by ajaymangot

Notch sensitivity in a threaded fastener

I'm doing a fatigue analysis on a threaded fastener. It's 1-14UNS-3B threaded, and experiencing an axial force and a be...
4 comments posted 21yrs
posted by dave.harper
4 comments posted 21yrs posted by dave.harper

shape optimization

hi, i am striving to optimise the fillets of the spanner at the size gap. and my software conf. is msc patran/nastran 2...
0 comments posted 21yrs
posted by saqnoman
0 comments posted 21yrs posted by saqnoman