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MSS - Manufacturers Standardization Society of the Valve and Fittings Industry.: Recent submissions
Now showing items 41-60 of 86
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MSS SP-135
Abstract: This Standard Practice covers the construction requirements for lug- and wafer-type knife gate valves made from ASME Code materials and meeting the applicable gate valve requirements of ASME B16.34.
This Standard ... -
MSS SP-141
Abstract: This Standard Practice establishes minimum requirements for the modification of new gate, globe, and check valves, which have been manufactured in accordance with recognized national standards, and require modification to ... -
MSS SP-42
Abstract: This Standard Practice covers Classes 150, 300, and 600 corrosion-resistant alloy gate, globe, angle, and check valves with flanged and butt weld ends which are constructed of pressure-containing parts, including materials ... -
MSS SP-127
Abstract: Piping systems shall be protected to reduce the risk of piping overstress where subject to seismic, wind and other dynamic forces.
This Standard Practice establishes the material, design, fabrication and inspection ... -
MSS SP-97
Abstract: This Standard Practice covers essential dimensions, finish, tolerances, testing, marking, material, and minimum strength requirements for 90 degree integrally reinforced forged branch outlet fittings of buttwelding, socket ... -
MSS SP-86
Abstract: This Standard Practice establishes recommended rules and guidelines for determining metric units and numbers when needed for use in MSS valve, flange, fitting, and actuator Standard Practices. -
MSS SP-125
Abstract: This Standard Practice covers in-line, internally spring-loaded, center-guided check valves made of gray iron or ductile iron. These valves, having the feature of limiting fluid flow to one direction only, are intended for ... -
MSS SP-140
Abstract: This Standard Practice establishes general requirements for valves and fittings for use in silicone-free service requiring an increased level of cleanliness. Specific requirements include: Cleaning, Assembly and Testing ... -
MSS SP-114
Abstract: This Standard Practice for corrosion resistant pipe fittings threaded and socket welding, Class 150 and 1000, establishes requirements for the following:
a) Pressure-temperature ratings.
b) Size and method of ... -
MSS SP-54
Abstract: This Standard Practice provides methods and acceptance standards for the film method of radiographic examination of steel castings for valves, flanges, fittings, and other piping components. This Standard Practice is ... -
MSS SP-145
Abstract: General
This Standard Practice establishes requirements for ball valves with CWP ratings. This Standard Practice provides requirements for the following:
a) Pressure-Temperature Ratings
b) Materials ... -
MSS SP-44
Abstract: General This Standard Practice covers pressure-temperature ratings, materials, dimensions, tolerances, marking, and testing. The welding neck type flanges shall be forged steel, and the blind ... -
MSS SP-112
Abstract: This surface quality Standard Practice provides criteria for the visual and tactile evaluation of cleaned AS-CAST surface finishes of components manufactured from castings.
This Standard Practice and its supporting MSS ... -
MSS SP-65
Abstract: This Standard Practice establishes requirements for cast and forged steel flanges (welding neck and straight threaded) and threaded stubs designed especially for use in the chemical industry with end connections making use ... -
MSS SP-88
Abstract: This Standard Practice applies to valves for gen-eral liquid and gas service that effect valve closure by means of a resilient diaphragm sealing against a weir or a diaphragm acting in conjunction with a separate or integral ... -
MSS SP-43
Abstract: This Standard Practice provides dimensions, tolerances, and markings for buttwelding fittings for low pressure, corrosion resistant applications.
This Standard Practice covers only fittings made for use with Schedule ... -
MSS SP-121
Abstract: This Standard Practice provides procedures and guidelines for testing and evaluation of valve stem packing materials and material combinations. This testing provides qualification by verifying the adequacy of specific ... -
MSS SP-117
Abstract: This Standard Practice covers requirements for design, materials, fabrication, installation, qualification, examination, testing, and shipment of metal bellows and/or bellows assemblies to be installed in manual and automated ... -
MSS SP-106
Abstract: This Standard Practice establishes requirements for cast copper alloy flanges and flanged fittings having dimensions, ratings, and materials not included in ASME B16.24. Specifically, this Standard Practice encompasses the ...