| Control Equipment,oil drilling,drilling rig,petroleum,oil rig,drilling,oil equipment,drilling company,oil and gas,oil drill,land drilling,offshore drilling BLOWOUT PREVENTER F-35-70 blowout preventer unit has nominal I.O. of 346.1mm and normal working pressure up to 70Mpa.The unit is composed of Annular Blowout Preventer (NWP 35 Mpa ), single ram blowout preventer , dual-ram preventer and cross joint (NWP70 Mpa ).The unit is designed and built for deep well drilling as well as offshore self-elevating drilling. |
| | |  Main Technical Parameter
FH35-35/70 annular blowout preventer
working diameter: 346.1mm
normal working pressure: 35Mpa
upper flange gasket ring: BX-160
lower flange gasket ring: BX-159
upper flange connecting bolt: 16-M42 × 3
lower flange connecting bolt: 20-M48 × 3 FZ35-70 single-ram
2FZ35-70 dual-ram blowout preventer working diameter: 346.1mm
normal working pressure: 70Mpa
upper/lower flange gasket ring: BX-159
flange connecting bolt: 20-M48 × 3 FS35-70 cross joint working diameter: 346.1mm
normal working pressure: 70Mpa
upper/lower flange gasket ring: BX-159
flange connecting bolt: 20-M48 × 3
side outlet diameter: 78mm(3 1/16")
flange gasket ring: BX-154
flange connecting bolt: 8-M24 FSZ35-70 convertible cross joint normal working pressure: 70Mpa
upper flange working pressure: ?180mm
gasket ring: BX-156
connecting bolt: 12-M39 × 3
lower working diameter: ?346.1mm
gasket ring: BX-159
connecting bolt: 20-M48 × 3
side outlet diameter: 78mm(3 1/16")
flange gasket ring: BX-154
flange connecting bolt: 8-M24 |