Skip to content
Consolidated 3700 Steam Safety Valve Distributor, Testing, Repair

Consolidated™ 3700 Series Steam Safety Valves from VSI

Home | Products | Consolidated 3700 Steam Safety Valve Distributor, Testing, Repair

Consolidated AP1000 3707S Edition of Nuclear 3700 Safety Valve

Baker Hughes’s Consolidated 3700 Series Safety Valves are spring-loaded safety valves for steam service. The 3700 Series Safety Valves are provided in accordance with the requirements of the ASME Code III, Division 1, Class 1 and 2, for materials, design, fabrication, examinations, pressure testing and overpressure protection. In addition these valves are provided in accordance with the Owner's Design Specification. Every effort has been made to provide a design which can be readily serviced in the field and which has a high degree of reliability to meet the stringent needs of our Nuclear Power customers. 3700 Series Safety Valves are capacity certified, including demonstration of function under Section III of the ASME Code for application in Nuclear Power Systems and ASME PTC 25 (Power Test Code).

Consolidated™ 3700 Series Features:

Every effort has been made to provide a design that can be readily serviced in the field and which has a high degree of reliability to meet the stringent needs of our Nuclear Power customers.

3700 Series Safety Valves are capacity certified, including demonstration of function under Section III of the ASME Code for application in Nuclear Power Systems and ASME PTC 25 (Power Test Code).

Safety valves are carefully tested, set and adjusted on saturated steam to verify set pressure, popping action, and seat tightness in accordance with the ASME Code Section III and ASME Code OM, Appendix I. 

Consolidated™ 3700 Series Specifications:s:

Inlet Sizes:

  • 2 1/2" through 10"

Inlet Ratings:

  • ASME Class 900 and 1500

Outlet Sizes:

  • 6" through 12"

Outlet Ratings:

  • ASME Class 150

Orifice Sizes:

  • 3,4,6,7,Q, R, RR, S and T

Set Pressure Range:

  • 50 to 1500 psig

Temperature Range:

  • Up to 600°F

Materials:

  • Carbon Steel/Alloy Steel

Reactor Service:

  • Boiling Water, Pressurized Water

Typical Applications:

  • Primary plant pressure vessels and main steam generators

Certifications:

  • ASME Section III, Class I for BWR and Class 2 for PWR, NV-stamped

Standards and Regulations:

  • ASME B & PVC, Section III

Brochure / Specs

Talk to An Expert / Request a Quote

Talk to an expert today and ask questions or request a quote.

Or feel free to call us anytime 800-654-6706.

100% Customer Satisfaction Guaranteed

Call Today 800-654-6706

Learn More

What our Clients are Saying

Just wanted to let you know we appreciate all you do for us. Your dedication and hard work has helped us tremendously these past few years. Thanks again!
- Jarek A., Midstream Oil & Gas Industry
Valve Sales Inc. provides outstanding service and support for all of our valve needs. Their dedication to quality and consistency allows our equipment to run more reliably and improves overall performance of our facility. Our goal is to provide consistent high performing products to our customers and VSI allows us to achieve this goal.
- Guy M., Pulp & Paper Industry
Your quality service and parts help make my job a lot easier. Thank you and keep up the good work!
- Scot W., Oil & Gas Industry
Thank you for your genuine effort on all the work you have done for [us]. As always, thank you for the quick quotes and parts.
- Randy W., Midstream Oil & Gas Industry
VSI has rebuilt our pressure relief valves here at [our processing plant] for several years now and I have always been very pleased with their service and quality of work. The work is always completed on time and we have had no reliability issues with the valves they’ve worked on. It’s always a pleasure working with VSI and I look forward to continuing the relationship.
- Ross A., Pulp & Paper Industry
The entire team at VSI has always been able to meet my needs and always exceeds my expectations. I have a great relationship with both the sales and service teams they are always ready to answer technical questions and provide excellent advice on ways to solve problems in the field and are always ready with solutions no matter how obscure or unusual the problem. VSI is more than ready and able to meet all my valve needs at any given moment.
- Randall K, Downstream Oil & Gas Industry
VSI has been helpful in many ways, from greasing valves, valve repair, valve replacement, and training our guys as well. We can’t say enough about quotes, labor support, material delivery time, and billing. Aaron has helped us out of several jams over the years and we appreciate it.
- Scott M., Midstream Oil & Gas Industry
Just wanted to thank you for your dedication to [us] on getting parts and material. I can always rely on VSI.
- Roger M., Midstream Oil & Gas Industry
Thank you and your team for the quick response time and for being so proactive with helping me get my customer back up and running so quickly. I really appreciate the Knowledge and support the VSI Team gives me which ensures that we have returning customers. Again, Thank you on a job well done.
- David M, Process Control Engineering & Service Company
We appreciate the wonderful equipment and support you have given us over the years. The communication and professionalism is first class. Looking forward to that continued excellence in the future.
- Derek L, Upstream Oil & Gas Industry
VSI, sales personnel, and the service staff have always managed to step up to the plate, accept the challenges presented, and continually offer great technical support, exceeding customer relations and reliability that I’ve come to trust throughout years of valued service.
- Dereque J., Downstream Oil & Gas Industry
Photo of two workers

VSI News

ANSWERS TO THREE COMMON QUESTIONS ABOUT PRESSURE RELIEF VALVES

February 26 2024

Pressure relief valves are the best insurance you have against safety incidents in plants and along pipelines. We get a lot of questions from customers about how to select and operate… Read More

What is a Green Tag Center

February 19 2024

Dresser developed the Consolidated Green Tag Center® (GTC) program in 1980 to provide better customer support, at a local level, and boost PRV safety through regular preventative maintenance. To date, the Consolidated… Read More

Read All