Asme b16 34 standard pdf

Pn values and references to api 605 have been removed from the standard. Following approval by the b16 standards committee and the asme supervisory board, this standard was approved as an american national standard by ansi on june 15, 2009. Documents sold on the ansi webstore are in electronic adobe acrobat pdf format, however some iso and iec standards are available from amazon in hard copy format. 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. Pdf asme b 16 34 leonardo barrios carrera academia. Asme procedures and policies, which precludes the issuance of interpretations by individuals. 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. Customary units of measurement which are to beregarded as the standard. In 1992, the subcommittee revised the requirements for the preparation of the inside diameter of welding end. Piping codes, valve standards and ball valve selection.

In the b16 charge to subcommittee 15, it was established that the new standard would replace sp 66 and also remove the reference to buttweldingend valves from b16. Asme b16 10 face to face dimensions upon request from industry and government, asme has been defining piping safety since 1922. Following approval by the b16 main committee and the asme supervisory board, the standard was approved as an american national standard by ansi on february 18, 1988. In 1996, several revisions were made, including the addition of angular meter taps. Posted in american society of mechanical engineers. Intermediate class valves, the forgotten classification. 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. The american society of mechanical engineers two park avenue, new york, ny 100165990.

Following approval by the b16 standards committee and the asme supervisory board, this standard was approved as an american national standard by ansi on. Valves manufactured in accordance with the specification for pipeline and piping valves, api 6d, are required to comply with the pressuretemperature ratings for classrated valves, as listed in the valve standard asme b16. Api spec 6d valves include gates, balls, plugs and checks for pipeline, petroleum and natural gas systems. However, where such components were installed under the pressuretemperature ratings of an earlier edition of asme b16. Pressuretemperature ratings for fisher valves asme b16. This standard applies to new construction and covers pressuretemperature ratings, dimensions.

Asme b16 committee standardization of valves, flanges, fittings, and gaskets. They include as standard many features offered only as options on competitive. Its purpose is to assure installation interchangeability for. Generalthis standard applies to new construction and coverspressuretemperature ratings, dimensions, tolerances,materials, nondestructive examination requirements,testing, and marking for cast, forged, and fabricatedflanged, threaded, and welding end and wafer or flangelessvalves of steel, nickelbase alloys, and other alloys shownin table 1. Malleable iron threaded fittings classes 150 and 300 asme b16. 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. Valves flanged, threaded, and welding end asme b16. Manually operated metallic gas valves for use in gas piping systems up to 125 psi sizes nps 12 through nps 2 asme b16. It also offers additional valve specification data including nondestructive examination procedures for upgrading valves to for special class service.

Following approval by the standards committee and asme, this revision to the 1991 edition of. 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. Documents sold on the ansi standards store are in electronic adobe acrobat pdf format, however some iso and iec standards are available from amazon in hard copy format. No reproduction may be made of this material without written consent of asme. Pdf wafer design valves verification based on asme b16. These tables must be used in accordance with the asme standard.