Dead:The venting dead weight plate is assembled with a non-contact sealing material such as PTFE backed with soft cushion Neoprene rubber sheet
Guiding Rod with Nut:SS 316
Stopper Arm:SS 316
Locking Nut:SS 316
Stud:M.S Zinc Plated, ASTM A 193 B7/B8, A 351 CF8/CF8M
How it works:
Emergency vents act as a secondary relief device to ensure protection of storage systems against excess internal pressure in the event that breather valves installed are not capable of relieving the sudden rise in pressure.