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I have a vertical turbine pump that will work 24/365 for 15 years, taking water from a river and pumping it to a processing plant. Bidders for the pumps came back with impeller diameters above 90% of the maximum impeller diameter possible. One bidder claims that the impeller diameter in VTPs...

Do I even need a Non-reverse ratchet.. two bidders offered one and two didnt. I know the pumps will be on continuously for 24/365 for 15 years (except maintenance), taking water from the river and pumping it to a processing plant Thanks

Hello all, I am doing these bid evaluations and was wondering how does a reverse ratchet work and its configuration. It is for a motor that drives a vertical turbine pump for river intake system Thanks abuzent

Hello All, I just graduated in June and got my first permanent job. I was assigned to do bid evaluations. Does any1 know a good web resource for me to understand the notations used in ANSI (e.g. 125#FF flange??) Thanks Abuzent

Thanks for your posts guys... There is alot of info and not enough time to do everything, but i'll manage. Thanks for your references everyone (The pump handbook is soo good to have.) if you have any general (but useful !) tips for a new grad in a large cooperation that you think will help...

I skimmed them and they are definitely what I need...those websites will keep me busy for a while. Thanks CRG

Hi All, I just graduated, and my experience is minimal. I was good in school and I do work hard, but still fresh off the boat, and school is nothing like work. I got my first permanent job and I was assigned to do bid evaluations for vertical turbine pumps. I google alot of my queries, and I...