Check Valves

This is a non-return type valve for preventing back flow. Upon request, the manual closing speed option can be obtained through dash-pot. It can be manufactured from special material according to NACE corrosion standards and/or temperature class.

Vastas API 6D Check Valves are used at various onshore and offshore projects, It is a full bore valve, suitable for the pig transition. It is used as line valve in natural gas and crude oil pipelines and also used in Pig Stations, Compressor & Metering Stations, Regulating & Metering Stations, Pumping and Filling Stations.

Swing Check Valve
E400

Dual Disc Check Valve
E40D

Nozzle Check Valve
E40N

Common Features

– Self acting valves
– Generally used at horizontal lines but they can be used in vertical lines also provided the flow direction is upwards
– The vertical and horizontal mounting is possible through the line.
– It is design to provide rapid shutdown to prevent reverse flow
– Low pressure drop and turbulence
– Long service life, when used under the right conditions

Industries Served

Crude Oil

Natural Gas

Fuel

Water

Energy

Marine
Offshore

Application Areas

Natural Gas
Pipeline

Natural Gas
Storage

Crude Oil
Storage

Crude Oil
Terminal

Fuel
Pipeline

Fuel
Storage

Tank
Storage

LNG
Terminal/Plant

Petrochemical
Plant

Refinery

Power Plant

RMS

Water Works

FSRU

Iron & Steel
Facilities

Slurry

Marine
Offshore