PRODUCTS
173-Series-HR
173-Series-HR
Affiliate classification:
Regulators
Products Detail
Masoneilan* 173 Series
Spring Loaded, Direct-Operated Back-Pressure Regulator
The Masoneilan 173 Series are spring loaded, direct-operated, pressure relieving or back-pressure regulators designed for steam, gas and liquid service. They are available in ½” through 2” (DN15 through DN50) body sizes. These regulators are designed for continuous, rugged industrial use to provide years of reliable service.
General features:
Flow to close design
Available with ISA Face to face dimensions
From 5 to 9 different CV’s for each size to assure high accuracy in regulation
Metal or Sot Seat
Internal pressure sensing (external on request)
Wide range of actuators according to the requested regulation range
Elastomeric or metal diaphragms
Fully sealed construction available (suitable for dangerous medium; ATEX compliant)

Specifications
General Data
Function
Pressure Relieving / Back-Pressure
Service
Steam, Gas, Liquids
Sizes
½” to 2” (DN15-DN50)
Body
Ratings & Connections :
Screwed : NPT ½” through 2” (CN15-DN50)
Flanged : ASME CL150-CL600
Material : Carbon Steel, Stainless Steel, Other Alloys
Trim
Plug Type : Disc
Seat : Integral
Material : Stainless Steel (std.), others on request
Capacity : Cv ratings from 0.031 up to 32
Diaphragm Materials
Polychloroprene, EPDM, FKM, Stainless Steel
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