The detailed specifications are as follows:Annular BOP: FH 28-35,FH 35-35,FH 28-70, FH 35-70Single ram BOP: FZ 28-35,FZ 35-35,FZ 28-70,FZ 35-70Double ram BOP: 2FZ 28-35,2FZ 35-35,2FZ 28-70,2FZ 35-70W ... ...
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