... ,CNPC,China national aviation fuel, etc. - Type:Cast steel trunnion ball valve- Processing: Long delivery pipes of natural gas- Method: Handle ... GB,API,ASME Face to face Flange connection/Welded connection Ball valve ModelQ47FCertificateDNV ISO9001:2000, CE ,API,LRQA,TSSuitable medium General ... gas containing H2S and CO,PetroleumMOQ10 PcSupply Ability2800T/YearPayment TermsL/C,T/T