Reasonable structure
Stable performance
Easy maintenance
Energy-efficiency
The big OD hydro-tester is used for pipe of Φ(400--820)mm, the Max testing pressure is 45MPa.
In this hydro-tester, we used three types sealing mode: i.e. big clearance outside radial sealing、big clearance inside expansion radial sealing and end sealing. Customers can select the sealing mode according to the needed.