Features of Ball Valve
- Nov 02,22
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The main features of the ball valve are their compact structure, reliable seal, simple structure, easy to repair. The sealing surface and the spherical surface
Valves fire resistance test
- Oct 28,22
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The petrochemical industry is one of the pillar industries of the national economy. Its production process is complex, and the raw materials, semi-finished prod
What is a foot valve?
- Oct 26,22
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Foot valve, also called bottom valve, belongs to a type of check valve. Different from other valves, a foot valve has a larger flow area than the pipe size, whi
The relation between Valve Size and Medium Flow Velocity
- Oct 21,22
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1. The flow rate and flow velocity of the valve mainly depend on the diameter of the valve and the resistance of the structure of the valve to the medium. At
Brief introduction of V-TYPE BALL VALVE
- Oct 19,22
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V-type ball valve is a kind of ball valve. Its closing part is a V-shaped opening on the ball. The V-shaped opening has a sharp edge. During the rotation of the
Single Piston Effect and Double Piston Effect Seats of Ball Valves
- Oct 14,22
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SPE (Single Piston Effect) seats are usually called self-relieving seats. Trunnion mounted ball valves with SPE seats are able to release over-pressure in cav
Briefing for Radiographic Testing
- Oct 13,22
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Sometimes we will have orders requesting for Radiographic Testing (RT), say for API 600 Gate Valves, Butt-weld Ends, 8”, 2500 LB, as it will be applied in
5 Factors to Be Considered When Choose Right Ball Valves
- Oct 12,22
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Ball valves are having good performance in shut-off application and are widely used, but do you know how to choose a right one? Factor 1: What is the working p
Introduction and Selection of Safety Valves
- Oct 07,22
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The safety valve is a special valve in which the opening and closing member is in a normally closed state under the action of an external force. When the pressu
Pipeline Check Valve Installation
- Oct 06,22
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1. When installing, pay attention to the direction of media flow should be consistent with the direction of the arrow in the valve body. 2. Install a check val
The "Silent" Nozzle Check Valve
- Oct 05,22
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The photo shown below is axial nozzle check valve, 14 Inch, Class 300 LB, RF Flange, WCB material, typical for its "silent" & non-slam characteristic. For crit
An excellent choice for sea water application - Aluminum Bronze
- Sep 30,22
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Aluminium bronzes are most valued for their high strength and superior corrosion resistance. The most common one is Nickel Aluminium Bronze B148 C95800, which i