Franklin valve manufactures the duraseal double block bleed plug valve.
Slab gate valve double block bleed.
Product sheet how it works.
Through conduit double block and bleed slab gate valves with fully protected seat faces for long lasting drop tight shutoff in liquid pipelines.
By combining two valves into one body a twin valve design reduces weight and potential leaks paths while meeting the osha requirements for double block and bleed.
The m j valve model m 303 is an advanced fabricated body design slab gate valve manufactured and tested to api 6d.
Double block and bleed capability and automatic relief of excess body pressure are standard features of rays through conduit slab gate valves.
Join the franklin valve email list to receive the latest news about our duraseal dbb valves duragate gate valves.
These bi directional double block and bleed slab gate valves are through conduit piggable and top entry.
Through conduit double expanding gate valves are double block and bleed valves as they can grant zero leak towards the body cavity with pressure on the upstream and downstream side even when the valve is fully open.
High integrity compact.
With the valve fully closed and pressure on both sides it is possible to bleed the pressure from the body cavity to check seat seal integrity and to achieve double isolation between the two sides and.
The fabricated body allows for a wide selection of material choices.
500 northpark central dr.
High integrity double block bleed plug valve.
Valve associations usually choose to follow either api s or osha s definition but some have created their own handbook with their own definitions for industry terms.
Solid particles cannot penetrate into the body both when the valve is in the open or in the close position.