1、Designation: F885 84 (Reapproved 2017) An American National StandardStandard Specification forEnvelope Dimensions for Bronze Globe Valves NPS14 to 21This standard is issued under the fixed designation F885; the number immediately following the designation indicates the year of originaladoption or, i
2、n the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscriptepsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification provides standard dimensions forsmall bronze globe valves (NPS1
3、4 to 2) installed in shipboardpiping systems.1.2 This specification covers valves of a nominal pipe sizefrom NPS14 to 2 with threaded and brazed end connections.The valves are in accordance with MSS-SP80, Class 200.1.3 This international standard was developed in accor-dance with internationally rec
4、ognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards, Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade (TBT) Committee.2. Referenced Documents2.1 ANSI Standard:2B2.1 Pipe Threads (E
5、xcept Dryseal)2.2 Manufacturers Standardization Society of the Valve andFittings Industry Standard:3SP80 Bronze Gate, Globe, Angle and Check Valves3. Materials and Manufacture3.1 Threaded end connections shall be in accordance withANSI B2.1. Brazed end connections shall be in accordancewith Table 1.
6、4. Dimensions4.1 Valve dimensions for both threaded- and brazed-typeend connections are provided in Fig. 1.5. Tolerances5.1 A plus or minus tolerance of132 in. (0.8 mm) shall beallowed on all dimensions that do not have a maximum orminimum specified.6. Keywords6.1 brazed connection; bronze globe val
7、ve; envelope dimen-sion; globe valve; marine technology; ship1This 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 May 1, 2017. Published June 2
8、017. Originallyapproved in 1984. Last previous edition approved in 2011 as F885 84 (2011).DOI: 10.1520/F0885-84R17.2Available from American National Standards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036, http:/www.ansi.org.3Available from Manufacturers Standardization Society of t
9、he Valve and FittingsIndustry (MSS), 127 Park St., NE, Vienna, VA 22180-4602, http:/www.mss-hq.org.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United StatesThis international standard was developed in accordance with internationally recognized
10、principles on standardization established in the Decision on Principles for theDevelopment of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.1SUPPLEMENTARY REQUIREMENTSThe following supplementary requirements sha
11、ll apply only when specified by the purchaser in theinquiry, contract, or order.4S1. Permissible VariationsS1.1 The permissible variations in Dimension A of Fig. 1are shown in Table S1.1. The permissible variations in thecenterline to end dimensions for angle valves shall be one halfthe values speci
12、fied in Table S1.1. The tolerance specified in5.1 may be added to or deducted from Dimension A after thepermissible variation is applied.4The Supplementary Requirements shall be deleted two years from the approved date of the current edition of this specification.AB C DEValve Size NPS End to End,in.
13、 (mm)Pipe Centerline to ValveTop, Maximum, in. (mm)Maximum HandwheelSize, in. (mm)Pipe Centerline to ValveBottom, Maximum,in. (mm)Maximum Width,in. (mm)Nominal Weight,lb (kg)14 214 (57) 458 (118) 212 (64)34 (19) 112 (38) 1 (0.5)38 214 (57) 458 (118) 212 (64)34 (19) 112 (38) 1 (0.5)12 212 (64) 514 (1
14、34) 314 (83)78 (22) 2 (51) 1.5 (0.7)34 318 (80) 618 (156) 412 (114) 1 (25) 212 (64) 2.5 (1.1)1334 (95) 7716 (189) 412 (114) 114 (32) 234 (70) 4 (1.8)114 414 (108) 8 (203) 538 (137) 112 (38) 314 (83) 6 (2.7)112 434 (121) 858 (219) 538 (137) 134 (44) 334 (95) 7 (3.2)2534 (146) 1018 (257) 534 (146) 2 (
15、51) 434 (121) 12 (5.5)FIG. 1 Envelope DimensionsThread and Braze End ConnectionsTABLE 1 Brazed End Connection DimensionsValve Size NPSDepth ofSocket, in.(mm)Diameter of Socket, in. (mm)Minimum Maximum141764 (7) 0.540 (13.72) 0.543 (13.79)38516 (8) 0.675 (17.15) 0.678 (17.22)1238 (10) 0.840 (21.34) 0
16、.843 (21.41)341332 (10) 1.050 (26.67) 1.053 (26.74)1716 (11) 1.315 (33.40) 1.318 (33.48)112 (13) 1.660 (42.16) 1.663 (42.24)11258 (16) 1.900 (48.26) 1.905 (48.39)22132 (17) 2.375 (60.33) 2.380 (60.45)TABLE S1.1 Permissible Variation in Dimension AValve Size NPS Variation, in. (mm)14 34 38 (10)1114 7
17、16 (11)112 916 (14)234 (19)F885 84 (2017)2ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and t
18、he riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision
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20、dmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtain
21、ed by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org). Permission rights to photocopy the standard may also be secured from the Copyright Clearance Center, 222Rosewood Drive, Danvers, MA 01923, Tel: (978) 646-2600; http:/ 84 (2017)3
