Certificate:DNV ISO9001 ,API, AZ,CE Materials:PTFE,Rubber Trunnion ball valve as the class-1 supplier for CPMEC,CNPC - ... Type:Cast steel trunnion ball valve- Processing: Long delivery pipes of natural gas- Method ... ,PetroleumMOQ10 PcSupply Ability2800T/YearPayment TermsL/C,T/T "Class 300" trunnion forged steel ball valve for gas pipeline