pnrdynamic co.,ltd.
 Tel : 66 38 021 719

 HP: 66 89 939 2939

Hydro Static Test EST Group

Test Plugs

Quality, Service, & Experience.
No one knows pipe and tube plugging better than Expansion Seal Technologies. Since 1968, we've specialized in the design and production of innovative, high quality plugs and
installation tools for a wide range of pipes and tubes. And along the way, we've earned
a reputation for outstanding workmanship, tireless attention to detail, and dedicated customer service.

At Expansion Seal Technologies, we offer a depth of experience and expertise that other companies would find hard to match. No matter what your plugging problem, our
experts can provide you with the assistance you need, when and where you need it.

We're also iso-9001 certified, so you know the products you're getting are up to the
highest quality standards. And we'll also get them to you fast, so you'll always have
what you need, when you need it.


- Double Block & Bleed

Bolt Type Test Plug

Threaded Pipe Stoppers

Economy Test Plug

GripTight Test Plug

GripTight PE Test Plug

OD GripTight

Inflatable Bags & Plugs

Wing Nut Test Plug

Rimbolt Test Plug
Tank Nozzle Tester Vibra Proof Test Plug Tri-Light Weld Isolation Plug
High Lift Flange Test Plugs