Historical
MSS SP-148-2014
Low Pressure Flanged or Lugged Carbon Steel and Iron or Ductile Iron, Cast or Fabricated, Bonnetless, Knife Gate Valves without Liners
This Standard Practice establishes requirements for carbon steel, iron or ductile iron, cast or fabricated, bonnetless, unlined knife gate valves with flanged or lugged ends from size NPS 2 (DN 50) through NPS 60 (DN 1500). The valves identified in this Standard Practice are intended for use in applications where shock loadings are not encountered.
Content Provider
Manufacturers Standardization Society of the Valve and Fittings Industry, Inc. [mss]