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Does anybody know the formula for "Flow Constant" (Cv) for steam for 4" High Performance Baterfly Valve? If you can also give me a tip for information sourse where I can find some kind of flow chart of graph for this type of valve showing amount of steam flow through the valve...

Hello, everybody: I'm back again on the old horse. I'm trying to choose between the Gardner-Denver rotary screw compressor and other types. So far we have enough experience with majority but Gardner-Denver. An information I have is only an optimistic G-D sales agent type. So, I made a small...

First of all, thank you everybody for great replies. Everybody helped me a lot. As for leakages, I can give you my opinion only based on my own experience. It is pretty much impossible to define exact percentage of leakages in my plant- we have a continuous process with constant usage of...

I'm currently working on the air compressor optimization project. We have max.750cfm air consumption 7 hrs/day, and 350 cfm consumption 17 hrs of cyclical load/no-load regime (15 sec. load and 45 sec. unload). Type of compressor in use is piston. We are planning to develop new utility area and...

I would very appreciate if somebody can give me Web link where I can download information about Kewanee Boiler with the following characteristics: Catalog #: H35600-6 HP: 600 Rating: 20085 Max Working Pressure: 170 lb Heat surface: 3000 sq.ft. All the search I performed gave me results for 150...