It covers pressuretemperature ratings, dimensions, tolerances, materials, nondestructive examination requirements, testing, and marking for cast. Cosponsors of the b16 committee were asme, the heat ing and piping contractors nat ional associat ion now mechanical. Asme b16 cases 1 and 2, and their implications for asme. American society of mechanical engineers asme standards. Pressuretemperature ratings for fisher valves asme b16. Ii2 scope with exception to material, pressure temperature ratings, rating designations, end connections, nde, special class and limited class requirements, astm b148 valves constructed under th is standard shall meet the applicable requirements of asme b16. The new 20 edition replaces the previous 2009 edition now obsolete. These gaskets are dimensionally suitable for use with flanges described in the referenced flange standards. Test duration can be as per api598 iso 5208 or api6d iso 143 title. Asme issues written replies inquiriesconcerning interpretations technicalaspects standard. Special pressuretemperature ratings for cl150 and cl300 threaded or welding end valves fisher valve materials that conform to asme b16.
Cosponsors of the b16 committee were the american society of mechanical engineers asme, the heating and piping contractors. These tables must be used in accordance with the asme standard. Asmes pressure technology books applicable to pressure equipment standards. Use the material references in table 1 when determining pressuretemperature ratings of valves used in accordance with the asme. Historically, in the development of standards and pressuretemperature ratings for steel valves, the various rating classes for flanges provided an obviously logical basis for valve ratings. For pn ratings under iso 750011 as4331 the pressuretemperature ratings are proportionately extrapolated, refer to iso 750011. Asme procedures and policies, which precludes the issuance of interpretations by individuals. Asme section viii division 2 criteria and commentary ptb1 2014. Vma presentation pressure seal msssp144 and asme b1620. Asme issues written replies to inquiries concerning interpretations of technical aspects of this.
December 16, 1996, with the new designation asme b16. It covers pressuretemperature ratings, dimensions, tolerances, materials, nondestructive examination requirements, testing, and marking for cast, forged, and fabricated flanged, threaded, and welding end and wafer or flangeless valves of steel, nickelbase alloys. Asme section viiidivision 2 example problem manual ptb3 20. Traditional units fisher valves conforming to asme b16. Standard specification for composition bronze or ounce. Permissible, but not recommended for prolonged use above 800f. The user is advised that a valve used under the jurisdiction of the asme boiler and pressure vessel code, asme code for pressure piping, or governmental regulations is subject to any limitation of that code or regulation. Relevance publication date document name a to z document name z to a most recent.
Fsc standardization area facr facilities engineering and design requirements. Periodically certain actions asmeb16 committee may cases. Asme b16 5 20 pipe flanges and flanged fittings nps 1 2 through nps 24 metric inch standard. Copyright american society of mechanical engineers licensed by information handling services. These ratings apply to all fisher cast, forged, and fabricated steel valves.
Asme b16 cases 1 and 2, and their implications for asme b16. The american society of mechanical engineers two park avenue, new york, ny 100165990. Case 24, approved on february, 2014, provides rules for use of unlisted materials for construction of asme b16. Copyright american society of mechanical engineers. Table information is extracted from the valveflanged, threaded, and welding end, asme standard b16. It covers pressuretemperature ratings, dimensions, tolerances, materials, nondestructive examination requirements, testing, and marking for cast, forged, and fabricated flanged, threaded, and welding end and wafer or flangeless. Pdf asme b16 5 20 pipe flanges and flanged fittings nps 1. To find similar documents by federal supply class code. Refer to actual asme chart for valve selection, this chart updated as of 2012 is a general guide only. General this standard applies to new construction and covers pressuretemperature ratings, dimensions, tolerances, materials, nondestructive examination requirements, testing, and marking for cast, forged, and fabricated flanged, threaded, and welding end and wafer or flangeless valves of steel, nickelbase alloys, and other alloys shown in table 1. Referenced asme standards seven standards from the b16 series on pipe flanges and fittings ptc 25 pressure relief devices qai1 qualifications for authorized inspection asmes boiler and pressure vessel code bpvc 2015 3. For forged versus cast equivalents as well as other ansi. Copyright american society of mechanical engineers licensed. There is a newer edition of this document available.
It covers pressuretemperature ratings, dimensions, tolerances, materials, nondestructive examination requirements, testing, and marking for. However, where such components were installed under the pressuretemperature ratings of an earlier edition of asme b16. Case, approved on december 16, 20, provides alternative rules for establishing pressuretemperature ratings for asme b16. No reproduction may be made of this material without written consent of asme. It covers pressuretemperature ratings, dimensions, tolerances, materials, nondestructive examination requirements, testing, and marking for cast, forged, and fabricated flanged, threaded, and welding end and wafer or flangeless valves of steel, nickelbase alloys, and other alloys shown in table 1.
In 2000, the standards committee, asme, and ansi approved an addenda to this. Pdf asme b16 5 20 pipe flanges and flanged fittings. Guide to life cycle management of pressure equipment integrity ptb2 2009. The american society of mechanical engineers an american national standard forged fittings socketwedin and threaded asme b16. It covers pressuretemperature ratings, dimensions, tolerances, materials, nondestructive examination requirements, testing, and marking for cast, forged, and fabricated flanged, threaded, and welding end and wafer or flangeless valves of steel, nickel. No part of this document may be reproduced in any form, in an electronic retrieval system or otherwise, without the prior written permission of the publisher. The section states that valves with bodies of sectional construction such that bolted or threaded body joints are subject to piping mechanical loads in addition to the pressure rating for which the valve is designed, shall satisfy the following.
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