Asme ansi valve standards api bs steel stainless ball butterfly. The bsi group produces british standards under the authority of the charter, which lays down as one of the bsis objectives to. These documents are excellent starting points for persons needing guidance in these particular areas. Ansi class 150 300 400 600 800 900 1500 2500 asa class 125 pn 10 to pn 100. Mss sp55 2011 quality standard for steel castings for. British standards bs are the standards produced by the bsi group which is incorporated under a royal charter and which is formally designated as the national standards body nsb for the uk. Hancock 600 gate, globe and check valves cast steel product overview gate valves a straight through, unobstructed flow passage, combined with metaltometal seating, makes the hancock gate valve the ideal choice for. Design characteristics realised to swit the working conditions with high safety factor. An example of a downloadable british standard is bs en iso 9001. Set up standards of quality for goods and services, and prepare and. Bsi group currently has over 27,000 active standards. Mss sp55 2011 quality standard for steel castings for valves, flanges, fittings, and other piping components. The face to face dimensions of class 150, 300, 600 are in accordance with asme b16.
This has an opening that forms a seat onto which the disc, connected to a stem, can be screwed in if operated manually or slid in if automated to close the valve however many globe valve designs do not have the traditional round bodyshape. Astm b148 standard specification for aluminumbronze sand castings. Reliable globe valves are generally available with plug type disc, which is designed to give leak tight seating over a long period of in built wear life. Specification for steel globe and globe stop and check valves flanged and buttwelding ends for the petroleum, petrochemical and allied industries. Bs 1873 steel globe and globe stop and check valvesflanged and buttwelding ends for the petroleum, petrochemical and allied industries bs 6364 valve for cryogenic service bs en iso 17292 metal ball valves for petroleum, petrochemical and allied industries bs en iso 122661 industrial valves testing of valves. All bsi british standards available online in electronic and print formats. All valves have been designed according to bs 1873, asme b 16. Aug 16, 2019 the faster, easier way to work with standards. Ansi globe valves with bellows ecoline glb 150600 212. This european standard applies to rooflights with a rectangular or circular ground plan see figures 1 and 2, with an opening span width or diameter not larger than 2,5 m and an opening length not larger than 3,0 m in roof pitches up to 25.
What is the equivalent of bs 1873 in api standard answers. Swing check valves bs 1868 swing check valves bs 1868 orion steel valves swing check valves bs 1868 p. Bsi publishes several standards covering areas that u. Bsi bs 1873 specification for steel globe and globe stop and check valves flanged and buttwelding ends for the petroleum, petrochemical and allied industries active, most current buy now. Find the most uptodate version of bs 1873 at engineering360. Product specification and test methods is classified in these ics categories. Similarly ball valves manufactured to api 608 may be specified as tested to api 6d. You can buy this standard from any national standardization body. British standard glossary for valves and valves parts for fluids part,2 safety valves and relief valves. Bs 87 is uk standard and ansiastm are american standards.
Globe valves are generally characterized for their spherical body with the two halves of the body being separated by an internal baffle. Casting materials are rigidly checked to ensure quality and safety. Reliable globe valves body seat ring is shoulder type, threaded body seat ring which has. When shall it be used instead of gate and ball valves.
Bsi bs 1873 specification for steel globe and globe stop. In this article, we illustrate the scope of this type of valve which is, in a word, to regulate the flow, the differences with other types of valve, the alternative designs, and specifications bs 1873 for the cast steel and api 602 bs 5352 for the forged steel type. Iso consultants cliffe hill house 2226 nottingham rd stapleford nottingham ng9 8aa. The standards produced are titled british standard xxxxp. Committee reference pve2 isbn 0 580 33079 6 amendments issued since publication amd. The hinge pin is part of the trim, in forged stainless steel. This has an opening that forms a seat onto which the disc, connected to a stem, can be screwed in if operated manually or slid in if automated to close the valve. Yyyy where xxxx is the number of the standard, p is the number of the part of the standard where the standard is split into multiple parts and yyyy is the year in which the standard came into effect. Av valves ltd industrial valves manufacturers in india. Gear operators are available as an option in other sizes too. Products are commonly specified as meeting a particular british standard, and in.
Preparation of test specimens and determination of properties status. Once you have purchased your british standards download you will be entitled to download one copy of each british standards pdf onto a single computer. Nov 01, 2011 bsi publishes several standards covering areas that u. Scribd is the worlds largest social reading and publishing site. Bonnet studs and nuts are manufactured from alloy steel to the relevant astm standard. Standard specification for highpurity dense yttria tetragonal zirconium oxide polycrystal ytzp for surgical implant applications1 this standard is issued under the fixed designation f 1873. An example of a bs standard that cannot be purchased as a downloadable british standard is bs 5252f. Face to face dimensions are in accordance with asme b16. Date text affected 10880 corrigendum april 2000 updates foreword, sidelining and minor printing errors 12026 corrigendum october 2000 updates section 1, figure 3. Valves made to bs 1873 usually dual conform to ansi b16. Specifies requirements supplementary to those in the applicable valve product standards when the valves are used for cryogenic service. There is no api standard for globe valves, however api 600, api.