MSS The Technical Voice of the Industry
View Larger Image


Steel In-Line Spring-Assisted Center Guided Check Valves

This Standard Practice covers in-line, center guided, internally spring-assisted type check valves made of steel, or other alloys listed in Table 1 of ASME B16.34. These valves, having the feature of limiting fluid flow to one direction only, are intended for use with clean fluids (i.e. fluids that contain no solids).


Today is: Saturday
December 4, 2021

MSS Member Login

MSS Brochure

MSS Scholarships
(2021 Scholarship Applications Closed on April 7th)

MSS Apparel

We Accept:
VISA  MasterCard  American Express
Discover  Diners Club 
Site Secured by:

Like us on:

Accept Credit Cards Online