GE Masoneilan Severe Service Valves

GE Masoneilan Severe Service Valves

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GE’s severe service valves are uniquely designed to operate reliably in tough environments. These valves are highly engineered and specifically designed for applications with large mass flow rates and high differential pressures.  

Features & Benefits

Energy management trim solutions: 

  • Multiple heavy-dutyvalve technologies
  • Customized to meet your requirements
  • Reliable in extreme conditions


Complete Service, Fast Response

Quality products combined with expert service have made GE an industry innovator for more than a century, and GE’s Masoneilan Authorized Repair Centers (MARCs) are a part of that leadership legacy. With more than 75 service facilities located in more than 30 countries worldwide — we operate one of the most complete service networks in the industry, so you can rely on a location near you for convenience and responsiveness. In addition to having the technical expertise and product knowledge, GE’s MARC operations are outfitted with the right tooling to inspect, diagnose, repair and recalibrate your equipment.

Range of Services:

  • Commissioning – Startup assistance to help confirm that equipment is performing to expected specifications
  • Mechanical Inspection-Providing detailed reports of mechanical conditions
  • Valve Repair-Returning your valves to “like new” condition
  • Shut Down Planning-Helping to reduce outage or turnaround times
  • OEM Parts-Certified original manufacturer parts that meet the highest standards
  • Asset Management-Innovative ValvKeep asset management software

Severe Service Valves Product Series

Product NameMasoneilan 78400 / 18400 Series LincolnLog™ Anti Cavitation ValveMasoneilan 49000 Series V-LOG™ Low-Noise Anti-Cavitation ValveMasoneilan 84000 Series SteamForm™ Steam Conditioning ValveMasoneilan 71000 Series Erosive Service ValveMasoneilan 72000 Series Large Mass Flow / Noise Reduction Valve
Size۱” through 12” (۲۵ through 300 mm)۴” through 36” (۱۰۰ through 900 mm)Trim Sizes: 3” through 24” (۸۰ through 600 mm); Pipe Sizes: 3” through 48” (۸۰ through 1200 mm)۲” x 3” through 10” x 12” (۵۰ x 80 mm through 250 x 300 mm)۶” x 8” through 36” x 48” (۱۵۰ x 200 through 900 x 1200 mm)
Ratings & Connectionsflanged: ANSI 600 – 2500 UNI-DIN 100 – 400; welded: BW or SWflanged: ANSI 150-2500, UNI-DIN 10 – 400; welded: BWflanged: ANSI 150 – 2500 UNI-DIN 10 – 400; welded: BWflanged: ANSI 150 – 2500flanged: ANSI 150 – ۶۰۰, UNI-DIN 10 – ۱۰۰, up to 600 mm; welded: BW
Body Materialscarbon steel; stainless steel; chrome-molycarbon steel; stainless steel; chrome-molycarbon steel; chrome-molycarbon steel; stainless steel; chrome-molycarbon steel; stainless steel; chrome-moly
Actuatorsmodel 37/38 spring-opposed diaphragm; model 87/88 multi-spring-opposed diaphragm; cylindermodel 37/38 spring-opposed diaphragm; model 87/88 multi-spring-opposed diaphragm; cylindermodel 87/88 multi-spring diaphragm; model 37/38 spring diaphragm; cylindermodel 87/88 multi-spring-opposed diaphragm; cylindercylinder
Trimaxial flow technology; multi-stage, cage-guided, anti-cavitation trim; Class VI available on requestsingle or double stage Lo-dB and V-LOG energy management trim; low noise flow-to-open designs or anti-cavitation flow-to-closesingle or double stage Lo-dB with optional diffuser and V-LOG energy management trim; thermally compensated high temperature trim optionsheavy top plug guiding coupled with a threaded seat ring design to form an outlet venturi flow path for outlet area protectionbalanced cage guided trim (single or double cage); Lo-dB and V-LOG trims available
Inherent Characteristicslinearlinear or equal percentagelinear or equal percentagelinearlinear or equal percentage
DescriptionThe 18400 and 78400 Series valve is used in high-pressure liquid service applications to help eliminate cavitation.The 49000 Series features enlarged body galleries to accommodate up to 36-stages of pressure reduction.The 84000 Series SteamForm* valve includes a patented water-injection system for efficient desuperheating in steam conditioning applications.The 71000 Series is a modified sweep-angle valve that can reduce fluid impingement through the body and includes heavy guiding and durable trim parts.The 72000 Series offers precise capacity control while efficiently reducing noise and outlet velocities using single or multiple cages or V-LOG trim.

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