The WDW series is a ring stiffness tester that is suitable for use in determining the ring stiffness of circular thermoplastic pipes in compliance to customer specifications. It has the capability to perform compression and ring softness examination. The instrument conforms the specifications of any kind of pipes including plastic pipes, structured-wall pipes, PE corrugated pipes, and helically wounded pipes.
The WDW series conforms with a variety of standards, which includes GB/T 9647, ISO 9969, ASTMD 2412 standards. It is operated with the use of a PC, and it can execute a variety of functions such as creating test curves, manipulating a test, and as well as printing the results.