Piping Codes and Valve Standards
As with every intended use for valves, piping carries its own set of standards that valve companies and users need to understand.
#standards
The Case for a Severe Service Standard
At this time, no national standards exist that clearly define severe service valves (SSVs) or set them apart from general purpose valves.
#maintenance-repair #standards
Understanding and Selecting Valve Flanges, Pt. I: Design and Standards
From time to time, we are re-posting particularly well-received articles that have previously run on VALVEMagazine.com so that those who might have missed them will be able to catch up on the best of the best.
#basics #standards
Conflicting requirements in Section II and VIII materials specifications
Q: In two Materials Q&A columns back in Winter 2010 and Spring 2010, you discussed making flanges from forged bar, and in the Spring column you indicated that it would be interesting to submit an inquiry to ASME regarding the conflicting requirements in the Section II material specifications vs.
#standards #materials
3D Printing Headlines VMA’s 2015 Technical Seminar
In addition to sharing updated information on standards, safety and innovations in design, VMA’s Technical Seminar, held March 5-6, 2015 in San Antonio, featured several presentations on additive manufacturing, also known as 3D printing.
#VMAnews #standards
A Primer on Castings
Valve components, such as bodies, bonnets and caps, are manufactured either by forging or casting.
#components #standards #basics
Important Change Coming to Key Valve Export Category
The U.S. valve industry has been hit very hard over the last seven years by export control penalties.
#standards
Improving Valve Sealing Performance and Reliability
Approximately 300,000 tons of fugitive emissions are released each year in the United States, according to the Fluid Sealing Association, and regulations put in place to lower that number are being added every year.
#VMAnews #standards
Understanding and Selecting Valve Flanges, Pt. I: Design and Standards
Because flanges allow the assembly and maintenance of system components without the need for cutting and welding pipe, they play an important role in piping systems.
#maintenance-repair #standards #basics
From Coal to Combined Cycle
In the United States and around the world, industrial processers are striving to do more with less—to maximize efficiency, minimize costs and remain compliant with increasingly stringent regulations governing operations and output.
#standards
Standards, Safety, Training Top Topics at Meeting
Twenty-five years ago, the member companies of the Valve Manufacturers Association of America (VMA) saw a need to promote both safety and quality in valve and actuator repair.
#basics #maintenance-repair #standards
Choosing Valves for New No-Lead Water System Regulations
In the U.S., regulations governing lead content of the components of potable water systems have seen considerable changes as safety restrictions tighten.
#water-wastewater #standards #components
New API Standard for Globe Valves
While the American Petroleum Institute (API) and other organizations published a variety of valve standards covering gate, ball, check, butterfly and plug valves for decades, the first for globe valves came out in 2013.
#standards #ball-butterfly-plug #gate-globe-check
Pressure Seal Standards Update
The EPA has been reducing the allowable fugitive emissions on valves in the last few years.
#standards #pressure-relief
Understanding Functional Safety Standards
While many people might recognize the term “functional safety” and assume they know what it means, for the purposes of standards, the term itself needs explanation.
#basics #standards
Emissions’ Standards, Innovation and Safety Highlight Technical Seminar
The theme of VMA’s 2014 Technical Seminar and Exhibition event was “Valve Emissions for Compliance, Standards and Technology” and the presenters covered the subject from every angle.
#standards #automation #VMAnews
Creating a Standard to Compare Control Valve Products
Each enthusiastic young engineer that comes into the workplace wants to reinvent the world.
#standards
Relief System Management Software: Helping Companies Achieve PSM Compliance
On Nov. 15, 1990, the Occupational Safety and Health Administration (OSHA) made into law the standard for process safety management (PSM) of highly hazardous chemicals (29 CFR 1910.119), as well as section 304 of the Clean Air Act (CAA) amendments.
#standards #automation
Trends in Independent Valve Pressure Testing
Before the industry slowdown of 2008, end users performed third-party pressure testing of valves for use in critical service according to the acceptance criteria of ASME B16.34, API-598, API-6D, etc.
#pressure-relief #maintenance-repair #standards
In Line Weld Repairs of Valve Defects
Valve Repair Activities per ASME Section I & B31.1
If you have valves in your plant manufactured from F-91 or C12A material you may have problems and need repair services.
#standards #maintenance-repair