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Leaking Gate Valve – Causes, Types, and Fixes
A leaking gate valve has the potential to disrupt the efficiency, performance, and environmental compliance of any system. In this article, we discuss more about

Ball Check Valves – Operation, Diagram vs. Swing Valves
The purpose of using a ball check valve is to prevent reverse flow in a pipe. Ball check valves achieve this by using a spherical ball inside the flow path that permits flow in only one direction.

Actuated Valve – Working Principle and Types
Actuated valves provide the foundation of flow control for any modern process system. An actuated valve operates externally through a coupled mechanical force known as

API 6D Valves – Types, vs. API 598
API 6D is the American Petroleum Institute’s specification for pipeline and pipeline valves in the petroleum and natural gas industries. It contains requirements for the

Plug Valves – Types, Construction, and Applications
Plug valves utilize conical and cylindrical plugs to stop or throttle flow in a system. The plug has an opening in the center that allows

Valve Bonnet – Types, Leakages, and Repair
Generally, the classification of valve bonnets corresponds to how it fastens to the valve body. In this article, you will learn more about a valve

Fugitive Emission Valves
Fugitive emission valves have been qualified according to industry standards against the leakage or unintentional release of vapor or gasses. The use of this type

Rising Stem Valves – Ball, Gate, vs. Non-Rising
Rising stem valves provide a stem that rises or falls as the valve opens or closes. This means that the actuation system converts rotational motion

Pressure Seal Valves – Working Principle, vs. Bolted, Gaskets
The design of pressure seal valves is specifically for high-pressure applications typically in excess of 1,000 psi and are therefore normally only available in pressure

Cryogenic Valves – Uses, Types, Standards, and Testing
Cryogenic valves can withstand and operate effectively at extremely cold temperatures. They serve in a variety of fields including the petrochemical and aerospace industry, where

Triple Offset Butterfly Valve – Benefits, Drawing, vs Other Offsets
Choosing the right type of butterfly valve is key to every application. The available range of butterfly valves from equipment manufacturers includes concentric, single (1x)

Valve Corrosion – Causes, Allowance, & Prevention
Valves, typically composed of metal, serve as a conduit to a variety of fluids. As such, a valve frequently encounters corrosion. Material selection, corrosion allowance,

Blowdown Valve – Working Principle, Types, Diagram, Applications
A blowdown valve’s main function is to control a continuous or intermittent flow of steam or fluid under high differential pressure. When installed in a

Valve Testing – Hydrostatic, Pneumatic, Shell, Seat, Fire…
The realization of safe and smooth operations of industrial processes is heavily reliant on valves performing their function with precision. Thus, valve testing ensures that

Swing Check Valve – Diagram, Types, and Applications
A swing check valve allows forward flow and blocks the reverse flow. It provides a strong option for uni-directional homogenous flow applications. In this article,

Valve Trim – What It Is, Plug Profiles, Parts, Chart, and Selection Process
Valve trim refers to the operating parts of a valve that are usually exposed to the process fluid. In this article, you will learn more

API Monograms
NEWS & RESOURCES SEPTEMBER 08, 2021 API Monograms API has a monogram program: API does monograms for API 600, API 602, and API 594.As of

Killed Steel
NEWS & RESOURCES AUGUST 17, 2021 Killed Steel Killed steel, sometimes called deoxidized steel, is steel that has been entirely deoxidized by adding an agent

Material and Trim Temperature Limits
NEWS & RESOURCES JULY 01, 2021 Material and Trim Temperature Limits Blow Down service is the removal of hot water, usually from the bottom of

Orbit Rising Stem Ball Valves Order
NEWS & RESOURCES MAY 25, 2021 Orbit Rising Stem Ball Valves Order Our Stafford sales and warehouse teams worked tirelessly on a $550k Orbit valve

Class Seat Leakage
NEWS & RESOURCES FEBRUARY 10, 2021 Class Seat Leakage HYDRO TESTING – CLASS I to IVCLASS SEAT LEAKAGEThe term “Class” seat leakage comes from ANSI

Bypass and Equalizer Combination
NEWS & RESOURCES FEBRUARY 10, 2021 Bypass and Equalizer Combination The 3-line bypass and equalizer combination pictured above allows the end user to achieve a

Cameron’s ORBIT Rising Stem Ball Valve
NEWS & RESOURCES OCTOBER 27, 2020 Cameron’s ORBIT Rising Stem Ball Valve We had an exciting opportunity to write about Cameron’s ORBIT rising stem ball valve.

3 Large ORBIT Valves with Actuation Packages
NEWS & RESOURCES NOVEMBER 25, 2019 3 Large ORBIT Valves with Actuation Packages Customer Need: 3 Large ORBIT Valves with Actuation Packages. QRC Valves is a