Valves

Linear Actuators for Automating Gate Valves
Articles

Linear Actuators for Automating Gate Valves

Most professionals in the valve industry are already familiar with the use of linear actuators to operate globe valves.

Actuators General Valves

January 10, 2020

Advanced Pressure Control in a City Water System
Articles

Advanced Pressure Control in a City Water System

Every water supply district experiences unnecessary losses from leakage and expenses for repairing line breaks.

Automation General Valves Water/wastewater

January 2, 2020

Triple Offset Butterfly Valves
Articles

Triple Offset Butterfly Valves

From time to time VALVEmagazine.com will open up the archives and re-publish some of our most popular articles from years past.

Thought Leadership Valve Basics Valves

October 18, 2019

The Basics of Eccentric Plug Valves
Articles

The Basics of Eccentric Plug Valves

Wastewater systems present many challenges to pumps and valves because the flow can contain grit, solids and debris, depending where in the process the equipment is located.

General Thought Leadership Valve Basics Valves Water/wastewater

September 11, 2019

Control Valve Selection for Severe Service
Articles

Control Valve Selection for Severe Service

A control valve can be used to control pressure, pressure drop, flow and temperature in any system where there is a fluid flowing through a pipe that needs to be controlled.

Automation General MRO Valves

July 30, 2019

Standards Clarification: Pressure Rating Standards for Flanged Valves
Articles

Standards Clarification: Pressure Rating Standards for Flanged Valves

In any industry, one of the most challenging tasks is keeping up to date and compliant with complicated and ever-changing sets of performance standards.

Quality/Compliance Valves

May 6, 2019

Conval: Camseal Metal-Seated Ball Valves Feature New Stem Position Indicator Disc
Products

Conval: Camseal Metal-Seated Ball Valves Feature New Stem Position Indicator Disc

Conval recently announced that its popular Camseal© metal-seated, forged ball valves feature a new Stem Position Indicator Disc for easy, precise on-site identification and inspection of the open-close status of the valve.

Other Valves

April 11, 2019

Solenoid Valves: Direct Acting vs. Pilot-Operated
Articles

Solenoid Valves: Direct Acting vs. Pilot-Operated

While presenting in a recent VMA Valve Basics 101 Course in Houston, I found myself in a familiar role: explaining solenoid valves (SOVs) to attendees. (I work with solenoids so much that one VMA member at that conference joked that I needed to be wearing an I Heart Solenoids t-shirt). During the hands-on “petting zoo” portion of the program, which involves smaller groups of attendees, one of the most frequently asked questions I get from people came up: What’s the difference between direct-acting and pilot-operated SOVs, and how do we make a choice?

Automation Controls Thought Leadership Valve Basics Valves

April 8, 2019

Tariff Pressure Builds on Valve Industry
Articles

Tariff Pressure Builds on Valve Industry

In the last year, one word has dominated U.S. trade policy: tariffs.

General Thought Leadership Valve Basics Valves

January 20, 2019

Monitoring Pressure Relief Devices
Articles

Monitoring Pressure Relief Devices

The purpose of a process plant control system is to keep process variables at the desired operating point and within safety limits.

Automation General Valves

December 4, 2018

VMA’s New Chair Cites Deep Need for Technical Know-How
News

VMA’s New Chair Cites Deep Need for Technical Know-How

Ask David Hughes, the new chairman of the Valve Manufacturers Association of America (VMA), what he sees as the most significant pressure the valve industry of today faces and he’ll point to the need to find new ways to offer and create expertise.

Valves VMAnews

October 24, 2018

Creep Strength Enhanced Ferritic Materials in Thermal Power Applications
Articles

Creep Strength Enhanced Ferritic Materials in Thermal Power Applications

The designers of modern thermal power plants continue to work hard to improve plant efficiency by increasing the heat rate as a function of main-steam pressure and temperature.

General Valves

October 16, 2018

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