Dear friends,
What is the big different in selection of packing and seat material used in valve manufacturing?
when to use PEEK/PTFE/Graphite packing or seat material?etc oil or gas process...
What are the criterias need to be follow in selecting material for valve seat and packing?
For those who klnow any info or technical issues regarding my questions, please share or drop any link to this thread or at my email zurftems@gmail.com
Thanks and may God bless all of you.
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