It all started out with manufacturing of cannons and it became a nearly 200 year long tradition (1666-1859). Today Stafsjö is a globally leading supplier of knife gate solutions for shut-off and flow control within the process industry. We have over 1 million valves installed worldwide. 

 
This HG version in duplex will be used by one of Stafsjö's Pulp and Paper customer in South Africa for pulp tower isolation. The weight is approximately 4 900 kg.

Today the HX DN 800 (32") became ready for delivery to one of Stafsjö's Pulp and Paper customer in Asia. It is a heavy one, approximately 2 700 kg

At the new Pålslund wastewater treatment plant in Värnamo municipality, Sweden, the knife gate valve WB14 are used to shut-off and to keep tight during long periods of time. No less than 230 pcs have been installed.

Now you can experience the shut-off performance online on http://www.stafsjo.com/products/knife-gate-valves-wb-wb11-wb12-wb14