Parallel Slide Gate Valve Operation

Page 2 5 iso nr 50 100 13075 parallel slide gate valves pressure seal configuration both designs accordingly asme b16 34 and en 12516.

Parallel slide gate valve operation.

Parallel slide gate valve venturi design pressure seal configuration page 1 5 via cardona n 48 salt di povoletto ud cap 33040 italy tel. Smooth operation and long service life is enabled by design that minimizes accumulation of sediment and sludge. Unique parallel slide forged cage unit design comprises all operating parts of the slide discs. Parallel slide gate valves double disk.

Comparison parallel slide gate valve vs. Body made of superior strength forgings and optional cast steel. The replaceable structure of the dual valve seat provides a function of double block and bleed dbb. This design of gate valve is commonly used for clean fluids and steam applications.

Parallel slide gate valve provides a smooth flow path between seats. Designed to asme b16 34. Two discs and just one wedge design gate valve. Parallel slide gate valves double disk share.

Anchor darling double disc gate valve sizes 2 5 and over with t head stem user instructions iom view all. Parallel slide gate valves use system pressure and position to provide positive isolation. Velan pressure seal parallel slide gate valves are ideal for clean service and steam. Seal is established on outlet.

They are not suitable for modulation of flow i e. Wedge gate valve our parallel slide gate valve design offers many advantages over double disc wedge gate valves in providing tight reliable shut off in water and steam service. Our parallel slide gate valve uses position. Parallel gate slide valves utilize a parallel faced gate like seating element.

System pressure is used to provide isolation. The closing is only made over one of the seats. Parallel slide valve venturi follower eye feature the advantages of the follower eye are clearly shown in the sketch opposite page which compares the venturi parallel slide design with a full bore wedge gate valve. Valve description 1 1 recommended uses kvt parallel slide spring loaded gate valves are designed to provide isolation of flow in a piping system or a component when closed.

It has two parallel disks that are forced on the closure against parallel seats by a spreader. Velan s proven pressure seal design.