Pipe flanges and flanged fittings american society of. Specifically, the nonmandatory appendices cover the turns of engagement method of. To order a reducing flange, state the smaller size first, then the. Secure pdf files include digital rights management drm software. Table 7 templates for drilling class 150 pipe flanges and flanged. Critical updates of standards and customizable alerts and notifications. The esm defines the minimum technical requirements for the design, fabrication, construction, commissioning, repair, and replacement of both new and existing systems, structures, and components sscs, including both maintenance and modification, for programmatic and facility work. Pipe flanges and flanged fittings nps 12 through nps 24 metricinch standard. Table 7 templates for drilling class 150 pipe flanges and flanged fittings. Simple online access to standards, technical information and regulations. Rf, ff, rtj flange face and finish projectmaterials. This standard covers pressuretemperature ratings, materials, dimensions, tolerances, marking, testing, and methods of designating openings for pipe flanges and flanged fittings. A rating basis for class 150 flanges was developed in the ansi b16. Experience in using the standard showed the need for hub dimensions of companion flanges.
Pipe flanges and flanged fittings nps 12 through nps 24 metricinch standard asme b16. Reducing flanges are available in all types and pressures. Nps 12 through nps 24 metric inch standard covers pressuretemperature ratings, materials, dimensions. They do not apply retroactively forcing changes to existing sscs that are not being touched. Pipe size 2000 3000 6000 2000 3000 6000 2000 3000 6000 2000 3000 6000 b l2 6 18 21 21 25 17 17 19 22 22 25 3. Join our community just now to flow with the file asme b16. Flange pressure temperature ratings asme as australian.
Pipe threads designed for pressuretight joints that may be used without sealing compounds dryseal threads are covered in asme b1. The below two tables are examples of two material groups according to astm, flange pressuretemperature ratings to. The standard includes flanges with rating class designations 150, 300, 400, 600, 900, 1500, and 2500 in sizes nps 12 through nps 24, with requirements given in both. The next edition of this standard is scheduled for publication in 2009. Pipe flanges and flanged fittings abangah sanaat baran. Different names are used to indicate a pressure class. January 7, 2011 the next edition of this standard is scheduled for publication in 2015. The first proposed standard was submitted to the committee in april 1926 and approved by letter ballot in december. Jis b23112009 steel buttwelding pipe fittings for ordinary use jis b23121997 steel buttwelding pipe fittings jis b232009 steel plate buttwelding pipe fittings jis b23162007 steel socketwelding pipe fittings iso 3419 nonalloy and alloy steel buttwelding fittings.
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