WebLine Stops, sometimes called Stopples (Stopple® is a trademark of TD Williamson Company) start with a hot tap, but are intended to stop the flow in the pipe. Line Stops are of necessity, somewhat more complicated than normal hot taps, but they start out in … Webfor use with TDW SHORTSTOPP Plugging Machine systems. They are used for main relocations, equipment tie-ins, lateral connections, line extensions, crossovers, and purge and equalization – all without temporary bypass or shutdown. Fittings are available in sizes 1-1/4”, 1-1/2”, 2” and 3” (DN 32, DN 38, DN 50 and DN 80) and
Line Stopping – Koppl Pipeline Services, Inc
WebSpecifications. 4-inch through 12-inch. Pipe type: Steel. ASME B31.4 and B31.8 certified. Flange drilled, faced and pressure-rated to meet ANSI class 300. Maximum allowable … billy sherwood website
Hydra-Tapper Line Tapping Machine - Expert Water Control ... - Hydra-Stop
WebT.D.Williamson - Hot Tap and STOPPLE® Equipment SANDWICH® Valve SANDWICH® Valves are designed for use with TDW Tapping Machines, TDW STOPPLE® Plugging … WebAug 1, 2014 · 306K views 8 years ago With the development of the STOPPLE® Train plugging system, TDW has answered the industry's need for advanced safety in high … WebCatalog number: 39330 Specifications: Used to install up to 2" tees, Save-A-Valve® Drilling Nipples and Line Stopper Fittings Has boring bar locking mechanism for safe, positive operation Test plug feature allows for stack pressurization 12-1/8" (308 mm) boring bar travel 500 psig (3447 kPa) maximum working pressure at 100 F (38 C) cynthia costas cohen