... quite high.4. SpecificationPressure level is divided into five levels, i.e. 2,000psi, 3,000psi, 5,000psi, 10,000psi, ... operations.2. StructureThe kill manifold consists of check valves, gate vales, pressure gauges and pipelines. The one end of the kill ... Operating Requirements(1) Working pressure of all pipelines, gate valves and check valves shall be compatible with that of the BOP stack used ...