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Operational Excellence!

Operational Excellence!

Thursday 24 October 2024

The spirit of continuous improvement is thriving at Curtiss-Wright Valves Division! ?

Nicole nin Rojas, a valuable member of the Curtiss-Wright team, uses her skills as a planner to identify opportunities for improvement in our training programs. Her efforts have streamlined the onboarding process for new employees and individuals unfamiliar with certain aspects of the business.

The training and knowledge they each gain will benefit them and the entire team moving forward, building solid foundations of knowledge and confidence across assembly teams and the entire business.

Congratulations, Molly and Jason for successfully completing the new training, and we extend our gratitude to Nicole for her unwavering commitment to #OperationalExcellence!

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Operational Excellence!

Bernard Patterson - 15 Year Work Anniversary

Bernard Patterson - 15 Year Work Anniversary

Friday 14 June 2024

Earlier this week, EST Group recognized Bernard Patterson for his 15 years of dedicated service! Bernard’s tenure at EST Group began in the Shipping department, then on to his current role as member of the Sales Support team, ensuring all customer orders are properly entered and routed to Production. Congratulations Bernard, here's to many more years of continued success!

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390 Series

Submitted by divya on May 22, 2025
390 Series

390 Series

A high pressure, severe service control valve used in various demanding applications.

  • 1 to 8x6 inch NPS (25 to 200x150mm DN)
  • Globe and Angle Body Styles
  • RF |  RTJ  |  BWE  Available End Connections
  • ASME B16.34 Class 900 & 1500 Pressure Rating
  • ANSI/FCI 70.2 and IEC 60534-4 Class II to V Shutoff

More Details

390 Series control valves are heavy-duty globe style valves used in a variety of demanding applications, including oil and gas, chemical/ petro-chemical, power generation, water distribution and/or treatment, and general industries.

Overview

 

390 Series

 

MODEL DESCRIPTION PLUG TYPE SIZES SHUTOFF CLASS
         
390 High Pressure
General Purpose
Balanced
 Cage Guided
2 to 8 Inch NPS 
(50 to 200 mm DN)
IV / V / VI
         
391 High Pressure
High Temperature
Balanced
Cage Guided
2 to 6 Inch NPS
(50 to 150 mm DN)
II / III / IV
         
392 Low Flow
High Pressure
Unbalanced
Top Guided
1 and 2 Inch NPS
(25 and 50 mm DN)
IV / V
         
  • Reduced Port, Anti-Cavitation and Low-Noise Trim Available
  • Metal Seating Standard
  • Live Loaded Packing Available
  • NACE Options Available
  • Other Material Options Available

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AVAILABLE CONFIGURATIONS
BODY SIZE END CONNECTION
RF AND RTJ (FLANGE CONNECTION) BWE
ASME CLASS 900/1500 ASME CLASS 900 ASME CLASS 1500
GLOBE 2" NPS (50mm DN) ü û û ü
3" NPS (80mm DN) û ü ü ü
4" NPS (100mm DN)
6" NPS (150mm DN)
ANGLE 2" NPS (50mm DN) ü û û ü
3" NPS (80mm DN) û û ü ü
4" NPS (100mm DN)
6" NPS (150mm DN)
AVAILABLE SHUTOFF CLASSIFICATION
VALVE TRIM SEAL OPTION PORT DIAMETER SHUTOFF CLASS
ALL SPRING-LOADED SEAL 1-7/8" TO 5-3/8" (47.6 mm TO 136.5 mm) STANDARD CLASS V - UP TO 450°F (232°C)
OPTIONAL CLASS IV
SPRING-LOADED SEAL WITH PEEK ANTI-EXTRUSION RINGS 1-7/8" TO 5-3/8" (47.6 mm TO 136.5 mm) STANDARD CLASS V - UP TO 450°F (232°C)
OPTIONAL CLASS IV
NOTES: In accordance with ANSI/FCI 70.2 and IEC 60534-4
CHARACTERISTIC PREFERRED FLOW DIRECTION
EQUAL PERCENTAGE (STANDARD) FLOW DOWN
MODIFIED EQUAL PERCENTAGE FLOW DOWN
LINEAR FLOW DOWN
LOW-NOISE III (LINEAR) FLOW UP 
ANTI-CAVITATION 1-STAGE (LINEAR) FLOW DOWN
ANTI-CAVITATION 2-STAGE (LINEAR) FLOW DOWN

Printable view

AVAILABLE CONFIGURATIONS
BODY SIZE END CONNECTION
RF AND RTJ (FLANGE CONNECTION) BWE
ASME CLASS 900/1500 ASME CLASS 900 ASME CLASS 1500
GLOBE 2" NPS (50mm DN) ü û û ü
3" NPS (80mm DN) û ü ü ü
4" NPS (100mm DN)
6" NPS (150mm DN)
ANGLE 2" NPS (50mm DN) ü û û ü
3" NPS (80mm DN) û û ü ü
4" NPS (100mm DN)
6" NPS (150mm DN)
AVAILABLE SHUTOFF CLASSIFICATION
VALVE TRIM SEAL OPTION PORT DIAMETER SHUTOFF CLASS
ALL DOUBLE PISTON RINGS 1-7/8" (47.6 mm) ONLY CLASS II
2-7/8" TO 3-3/58" (73.0 mm TO 92.1 mm) STANDARD CLASS II
OPTIONAL CLASS III
DOUBLE PISTON RINGS 4-3/8" (111.1 mm) AND LARGER STANDARD CLASS III
TRIPLE PISTON RINGS 4-3/8" (111.1 mm) AND LARGER OPTIONAL CLASS IV
NOTES: In accordance with ANSI/FCI 70.2 and IEC 60534-4
CHARACTERISTIC PREFERRED FLOW DIRECTION
EQUAL PERCENTAGE (STANDARD) FLOW DOWN
MODIFIED EQUAL PERCENTAGE FLOW DOWN
LINEAR FLOW DOWN
LOW-NOISE III (LINEAR) FLOW UP 
ANTI-CAVITATION 1-STAGE (LINEAR) FLOW DOWN
ANTI-CAVITATION 2-STAGE (LINEAR) FLOW DOWN

Printable view

AVAILABLE CONFIGURATIONS
BODY SIZE END CONNECTION
RF AND RTJ (FLANGE CONNECTION) BWE SWE
ASME CLASS 900/1500
GLOBE 1" NPS (25mm DN) ü ü ü
2" NPS (50mm DN) ü ü ü
ANGLE 1" NPS (25mm DN) ü ü ü
2" NPS (50mm DN) ü ü ü
AVAILABLE SHUTOFF CLASSIFICATION
VALVE TRIM CHARACTERISTIC PORT DIAMETER SHUTOFF CLASS
ALL EQUAL PERCENTAGE / MODIFIED EQUAL PERCENTAGE / LINEAR / DYNA-FLUTE / DYNA-FORM / LOW-NOISE III ALL STANDARD CLASS IV
OPTIONAL CLASS V
ANTI-CAVITATION ALL STANDARD CLASS V
NOTES: In accordance with ANSI/FCI 70.2 and IEC 60534-4
CHARACTERISTIC PREFERRED FLOW DIRECTION
EQUAL PERCENTAGE (STANDARD) NORMALLY FLOW UP 
MODIFIED EQUAL PERCENTAGE NORMALLY FLOW UP 
LINEAR NORMALLY FLOW UP 
DYNA-FORM FLOW UP ONLY
LOW-NOISE III (LINEAR) FLOW UP 
ANTI-CAVITATION 1-STAGE (LINEAR) FLOW DOWN
ANTI-CAVITATION 2-STAGE (LINEAR) FLOW DOWN

Printable view

390 Series Control Valve Documentation

Refer to our FloSpec software for product selection, sizing and ordering

supplier

News

Submitted by Shilpa on May 19, 2025

News

 
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Library-EST

Submitted by Shilpa on May 15, 2025

Library

As with all good libraries, it’s the quality of information that is the key to this powerful on-line resource. The very latest product brochures, user manuals, technical data sheets, videos/animations and white papers, accessed through an accomplished search engine, make an invaluable research tool and up-to-date product portal.

 
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Newsroom

Submitted by Shilpa on May 15, 2025

Newsroom

News is the beating heart of any business, and with the Curtiss-Wright EST Group our press communications, application stories and events updates provide a vibrant, day-by-day vision of the business working with all of its touchpoints in a broad cross section of industries.

Use the sections below to keep updated on the latest news and events at the Curtiss-Wright EST Group.

 
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Cookie use on this website

Submitted by Shilpa on May 14, 2025

COOKIE USE ON THIS WEBSITE


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