ASTM F1098-1987(2010) Standard Specification for Envelope Dimensions for Butterfly Valves-NPS 2 to 24《管子公称尺寸2-24号用蝶阀外壳尺寸的标准规范》.pdf

1、Designation: F1098 87 (Reapproved 2010)An American National StandardStandard Specification forEnvelope Dimensions for Butterfly ValvesNPS 2 to 241This standard is issued under the fixed designation F1098; the number immediately following the designation indicates the year oforiginal adoption or, in

2、the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification provides standard dimensions formanual (lever and gear actuator)

3、butterfly valves installed inshipboard piping systems in NPS 2 to NPS 24, inclusive.1.2 This specification covers conventional and ANSIB 16.34 class butterfly valves of both lug and wafer types.1.3 The values stated in inch-pound units are to be regardedas the standard. The values given in parenthes

4、es are forinformation only.2. Referenced Documents2.1 ANSI Standard:2B 16.34 Small Butt Welding End Valves3. Dimensions3.1 Face-to-Face Dimensions:3.1.1 Valve body face-to-face dimensions are provided inTable 1.3.1.2 The face-to-face dimensions are the metal-to-metaldimensions between the valve body

5、 flange faces that requireseparate gaskets or the compressed or installed condition forvalves using liners that extend from the body contact faces andact as flange gaskets.3.2 Actuator Dimensions:3.2.1 The maximum permissible dimensions for lever- andgear-type actuators are provided in Fig. 1.3.2.2

6、The handwheel and handle may be on either side ofthe valve.3.2.3 All handwheels and handles rotate clockwise to closethe valve.4. Tolerances4.1 Face-to-Face DimensionsA plus or minus toleranceof116 in. (1.6 mm) for all sizes shall be allowed (see Table 1).5. Keywords5.1 envelope dimensions; gear act

7、uator butterfly valves;lever butterfly valves; manual butterfly valves1This specification is under the jurisdiction of ASTM Committee F25 on Shipsand Marine Technology and is the direct responsibility of Subcommittee F25.11 onMachinery and Piping Systems.Current edition approved March 1, 2010. Publi

8、shed April 2010. Originallyapproved in 1987. Last previous edition approved in 2004 as F1098 87 (2004).DOI: 10.1520/F1098-87R10.2Available from American National Standards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036.TABLE 1 Face-to-Face DimensionsValve Size,NPSConventional,200 psi

9、g,in. (mm)ANSI B 16.34,150 Class,in. (mm)2158 (41) 134 (44)2 134 (44) 178 (48)3134 (44) 178 (48)3 11516 (49) 2 (51)4 2 (51) 218 (54)52116 (52) 2 (57)6218 (54) 2 (57)82716 (62) 2 (64)10 2916 (65) 21316 (71)12 3 (76) 3316 (81)14 31116 (93) 358 (92)16 4116 (103) 4 (102)18 4916 (116) 4 (114)20 5116 (128

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15、e standard may also be secured from the ASTM website (www.astm.org/COPYRIGHT/).NOTE 11 in. = 25.4 mmTABLE 1 ContinuedDimensions,in.Valve SizeNPS22.53456810121416182024A 8.00 9.00 10.00 10.00 11.00 11.00 12.00 14.00 17.00 19.00 21.00 23.00 25.00 27.00B 3.00 3.00 3.50 3.50 3.50 4.00 4.00 4.00 4.00C 15

16、.00 15.00 15.00 15.00 15.00 15.00 24.00 24.00 24.00E 4.00 4.00 5.50 5.50 5.50 5.50 5.50 6.00 6.00 8.00 8.00 9.00 9.00 10.00S 12.00 12.00 12.00 12.00 12.00 12.00 12.00 12.00 12.00 24.00 24.00 24.00 24.00 24.00T 2.50 2.50 2.50 2.50 2.50 3.50 3.50 6.50 6.50 6.50 6.50 6.50 6.50 6.50U 4.00 4.00 4.00 4.00

17、 4.00 4.00 4.00 5.00 5.00 8.00 8.00 8.00 8.00 9.50V 6.50 6.50 6.50 6.50 6.50 6.50 6.50 8.50 8.50 10.50 10.50 11.50 12.00 13.50W 5.00 5.00 5.00 5.00 5.00 5.00 6.00 7.00 7.50 9.00 9.00 11.00 11.00 11.50X 9.50 9.50 9.50 9.50 9.50 9.50 9.50 10.50 13.00 13.00 14.50 14.50 20.00 20.00FIG. 1 Actuator Envelope DimensionsF1098 87 (2010)2