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Testing the manhole cover

In 2014,Grandtry customized a new type of a new type manhole cover pressure testers for
Guangdong province construction
materials institution. This product is improved on the
prototype of Microcomputer-controlled Electrohydraulic Proportional
Servo Universal Tester.
The feature of this product is its testing width is large.It can be used for testing φ1200 manhole cover
at maximum and uses forklift for transporting materials. It can be used for anti pressure testing of type manhole which has
every kind of standard and materials.

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Our products have been exported to
many countries around the world.
Grandtry always develop new products
in accordance with different market
demands in time.
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