... 2.Usage:mainly for blowout preventer 3.Type: shear, blind, variable or shaffer 4.Certificate:API ... 16A) certification and national industrial production permit BOP. Our main products include BOP, Valve, Kava, Manifold, with pressure control ... oil wells. 2. Photos: 3. Technology Parameters for BOP Rams :Materials: casting or forgedPressure: 13-5/8 ... will be passed! Popular cameron shear ram for bop