butterfly valve

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john song
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butterfly valve

Hi sir , 

i dont which is the right type of the butterfly configuration which hydrogen sulphine (h2s) level is 2100 - 3500 ppm.

could i be able to propose on ductile iron body with teflon seat or viton seat ? 

Please advise 

Nick Chase
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Hi John, could you elaborate

Hi John, could you elaborate a little more what you are trying to achieve?

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