This standard specifies the structure and classification, requirements, inspection methods, inspection rules, packaging, transportation and storage of flame-retardant marine diesel engine crankcase explosion-proof valves (hereinafter referred to as explosion-proof valves). This standard applies to the design, manufacture and acceptance of explosion-proof valves with a cylinder diameter of not less than 200 mm or a total crankcase volume of not less than 0.6 m.
CB 20036-2012 history
2013CB 20036-2012 Crankcase explosion relief valve for marine diesel engine
1992CB 3451-1992 Crankcase explosion-proof door for marine diesel engine