Straight globe control valves combine the protection of a bellows. The electric sonicflo assemblies combine plugstyle. No test required provided user and supplier so agree. 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 is welded both inside and out to provide sufficient strength and prevent leakage. Download severe service metal seated ball valve l kd valve. Metalseated valves handle class iv shutoff ansi b16. Weights are based on manufacturers data and are approximate. Testing procedures required for establishing rating. Mss sp44 also covers nps 12 to nps 24 flanges which are equivalent to asme b16. For pn ratings under iso 750011 as4331 the pressuretemperature ratings are proportionately extrapolated, refer to iso 750011.
Wall thicknesses shown for schedules 5s and 10s in sizes thru 12 are as per ansi b36. The standard has been revised several times through the years to stay current as the industry and. The main menu controls the major functions of the program. The six valve leakage classifications are as follows. Dimensions quoted in mm are nominal values from b16. Across the top of this screen is a line of items which is called the main menu. Class 150 lb pipe flange data raised face drilling data weight. In december 1969, american national standards committee b16 changed its name from standardization of pipe flanges and fittings to standardization of valves, fittings, and gaskets, reflecting american national standards institute approval of a broadened scope for the b16.
This class calls for maximum permissible seat leakage of. Refer to actual asme chart for valve selection, this chart updated as of 2012 is a general guide only. Dezurik bhp butterfly valves combine extreme service capabilities with features which have been timetested for over 30. The standard has been revised several times through the years to stay current as the industry and its products have evolved and advanced. There is no abstract currently available for this document. Dezurik high performance butterfly valves bhp dezurik. Control valve seat leakage classifications ansi fci 702 superseding ansi b16. Mss sp 104 1990 cast copper alloy flanges and flanged fittings class 125, 150, 300. The slipon flange has a low hub because the pipe slips into the flange prior to welding. Reducing flanges are available in all types and pressures. Dimensions of ansi 150lb rfso flanges slipon flanges. Control valve seat leackage class vi maximun seat leackage. Ansi fci 7022005 valve leakage classifications supersedes ansi b16. Manufactured primarily from castings and forgings the flange standard should be cross referenced with astm a182, as this standard also references blind and reducing plate flanges without bosses or hubs.
Valtek mark one control valve technical bulletin flowserve. To order a reducing flange, state the smaller size first, then the. Weld neck, slipon, socket weld, threaded, lap joint, blind. Flat face flanges may be provided at full thickness, c, or with raised face removed the latter is nonstandard. Mss sp44 is the only source for the nps 22 flange dimensions above.
This document contains general criteria for the planning, design, and construction of military and commercial ground based. Wall thicknesses for 14 thru 30 are as tabulated in astm a 409. Pvelite user guide wrc 107 input screen tutorial master menu 319 wrc 107 results 320 pvelite user guide main menu pvelite always starts with the vessel data input screen. Kd valve supplies with standard manual operators for metal seat ball valves. Leakage class designation maximum leakage allowable test medium test pressure testing procedures required for establishing rating. Weld neck flange dimensions class 150 to class 2500. During dimensional inspection of flange, you should check for. Pdf ansi b16 104 class shutoff luis angeles academia. There are six different seat leakage classifications as defined by ansi fci 702. Slipon flanges are all bored slightly larger that the o. Pipe flange data hub raised face drilling data weight nominal pipe size outside diameter overall diameter inside. Loose self aligning disc for absolute shutoff, asme class vi.
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