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DN5500 butterfly valve for supply of fresh water to Shanghai.

Nov 20, 2013

 

The Qingcaosha raw water project will provide a daily supply of over seven million cubic metres (tonnes) of clean water through a network of huge pipelines, the main four with a diameter of 5.5 metres (DN5500).   The butterfly valves manufactured by CVVT (China Valve Technology Ltd) on these pipelines, with Rotork heavy duty model IW17 worm gearboxes.

The photograph shows work in progress on one of the giant DN5500 CVVT butterfly valves, with Rotork IW17 gearbox attached, prior to installation on the Qingcaosha project.



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