New pipeline, vessel door closure systemHere's the SENTRY, a nonthreaded, internal pipeline and vessel door closure.The new product features: Click here to enlarge imageSecurity—with heavy, rugged locking components that retain pressure in shear and compression modes.Safety—with all locking components fully engaged until vessel depressurization is complete.Quick, easy operation—with little effort required from a single operator to close the largest closure with minimal timeAll pressure retaining components on the closure are made from ASME SA designated materials. The pressure-energized seal promises extended service life and reduced maintenance expense, the firm sa...

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