135/8-3000psi Annular Blowout Preventer
13-5/8-5000psi Annular Blowout Preventer
13-5/8-5000psi single gate blowout preventer/double gate blowout preventer
13-5/8-5000/10000psi Annular Blowout Preventer
13-5/8-10000psi single gate blowout preventer/double gate blowout preventer
13-5/8-10000/15000psi Annular Blowout Preventer
13-5/8-15 000 psi single gate blowout preventer/double gate blowout preventer TAG：