STOPPLE® Train Plugging System
utilizes proven TDW STOPPLE technology to provide the safety of inserting two plugging heads through a single fitting. The void between the two plugging heads can be bled down to provide a "zero energy" zone. The sealing element on the secondary plugging head provides double block features at pressures ranging from 0 psi to 1000 psi.
RES-Q™ Composite Wrap
offers a permanent rehabilitation solution for liquid and gas pipelines with external corrosion, gouges, grooves, arc burns and dents. A high-strength carbon fiber and epoxy system, RES-Q Composite Wrap utilizes a stitched, bidirectional carbon fabric to provide superior structural reinforcement in the hoop and axial directions.
PIG-SIG® V Passage Indicator
PIG-SIG® V Scraper Passage Indicator is a device installed at prescribed intervals on pipelines to detect the passage of a pig or sphere. The most common indicators have a trigger extending into pipelines through a welded fitting, or
- Bulletin
Fall Protection Equipment
TDW fall protection equipment, consisting of work platforms, fall protection booms, harnesses and lifting clamps, is specifically designed for worksite safety of operators on TDW 660, 760, 860 and 1200 Tapping Machines and STOPPLE® Plugging Machines.
- Bulletin
XPig™ Multi-purpose Utility Tool
The TDW XPig™ utility tool is an exceptionally versatile, multi-purpose, affordable and disposable pipeline utility tool.
- Bulletin
SHORTSTOPP® Keyhole System
With the new TDW SHORTSTOPP® Keyhole System, an operator can reach down into an 18-inch minimum width hole to attach and seal bolt-on fittings to a 2-inch line, install a tapping valve, tap and plug the line to isolate a section for repairs while maintaining flow through a bypass.
- Video / Brochure
TDW Sealing Element (PDF)
Customer Storage, Use Procedure and Inspection of Stopple® and Shortstopp® sealing elements in the field.
FORMULA SI™
T.D. Williamson is proud to introduce Formula SI™. Our new urethane compound established the next generation of cups and discs to be used for cleaning, batching and instrument pipeline pigs. Formula SI means "Simplicity Improved."
SHORTSTOPP PE Saddle Fitting and Valve Combination
This combined saddle fitting and valve is used for making a tie-in of a smaller distribution line to a main. The saddle fitting is electro-fused to the main and the main is tapped through the PE valve.
The SHORTSTOPP® PE System is built on proven, patented pressure control technology and provides you with an alternative to squeezing when repairing or extending your polyethylene gas pipeline system.
