This Vapor Lock Valves is hand-operated (open/close) 2-inches ball type valve which has a sampling capacity of 0.5 liters. Gauging/Sampling/etc can be done without releasing the dangerous vapors into the atmosphere. JIS10K50 flange structure is adopted for this valve, and it is suitable for the small tankers for which the
inert gas system is not equipped and full depth sounding pipe (50A) is equipped. [If the size of sounding pipe on the deck is 50A, sensor/tape might get damage while those are passed through the sounding pipe on the deck, therefore, the suitable size of the sounding pipe is over 65A] [Model F-50 can be fitted on the flange
JIS.5K65, also 5K50]
