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Hi all! Can anyone tell me the long-term effects of continuous shutdown and restarting of a pump? For example there was one night where the pump stalled four times. I suspect that the NPSHA was too low and I know that causes cavitation. I would, however, like to know what are the effects of...

Hi everyone! Can anyone tell me more about erosion/corrosion in hydrocyclone separators, such as where it is most likely to occur and methods used to detect it? Thank you! :-)

Hi all! The applications of the pumps previously mentioned are oil and water at temps of approximately 85degF. The data required are for centrifugal pumps. I could work with pump material for now. Thank you! :-D

Artisi, The applications are oil, water. I'm not yet sure about the quantity and head, but I could work with impeller material for now... thanks.

Hi all! Can anyone tell me where I can get technical data on wear resistant pumps, such as possible impeller material or any other design info? Thanks!

hi all! I have been searching for AGES for information on the principles of design of hydraulic lifts such as man lifts, etc. So far all i found was on howstuffworks.com, but i need more in-depth information... can anyone suggest ANYTHING, such as a website, where the information is...

hi all! Can anyone tell me what the smallest diameter that can be achieved by rolling a 1/16" thick metal sheet? Thank You! :->

Hi everyone! I have an on-going problem: I could never seem to find values for friction coefficients on the net [sadeyes].... I need a list of values for different surfaces in contact, or at least a range of possible values for different materials. Can anyone please suggest a site that would...