1、Designation: F987 04 (Reapproved 2017) An American National StandardStandard Specification forPortable Intermediate Flush Deck Stanchion1This standard is issued under the fixed designation F987; the number immediately following the designation indicates the year of originaladoption or, in the case o
2、f 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 covers the design, construction, andinstallation of intermediate portable f
3、lush deck stanchions.Intermediate stanchion is defined as any stanchion that is not anend or corner stanchion.1.2 Stanchions shall be used on interior and exterior decks,to provide temporary protection to minimize the danger ofpersonnel falling overboard or to a lower level in the ship inareas where
4、 the installation of a fixed system would interferewith vessel operations.1.3 Stanchions may be used with38-in. (9.5-mm) galva-nized close link chain or wire rope lifelines916-in. (14-mm) topcourse,716-in. (11-mm) lower courses.1.4 This specification covers only the stanchions and doesnot cover requ
5、irements for the chain or wire rope lines to besupported by the stanchion.1.5 The values stated in inch-pound units are to be regardedas standard. The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.2. Referenc
6、ed Documents2.1 ASTM Standards:2A106/A106M Specification for Seamless Carbon Steel Pipefor High-Temperature ServiceA123/A123M Specification for Zinc (Hot-Dip Galvanized)Coatings on Iron and Steel ProductsA182/A182M Specification for Forged or Rolled Alloy andStainless Steel Pipe Flanges, Forged Fitt
7、ings, and Valvesand Parts for High-Temperature ServiceF783 Specification for Staple, Handgrab, Handle, and Stir-rup Rung2.2 ANSI/ASME Standards:3ANSI B 16.11 Forged Steel Fittings, Socket-Welding, andThreadedANSI B 16.15 Cast Bronze Threaded Fittings2.3 ANSI/AWS Standard:3ANSI/AWS D 1.1 Structure We
8、lding Code2.4 Code of Federal Regulations:4Title 46 Shipping, Parts 70 to 89, Subpart 72.403. Classification3.1 Portable flush deck stanchions shall be available in twotypes:3.1.1 Type ITwo-course portable flush deck stanchions(see Fig. 1).3.1.2 Type IIThree-course portable flush deck stanchions(see
9、 Fig. 2).4. Ordering Information4.1 Orders for portable flush deck stanchions under thisspecification shall include the following information:4.1.1 ASTM designation and year of issue (that is,F987 04).4.1.2 Type.4.1.3 Quantity.4.1.4 If socket plug stowage coupling is required.4.2 Lifelines shall be
10、ordered separately.5. Materials and Manufacture5.1 Materials:5.1.1 Pipe for stanchion shall be in accordance with Speci-fication A106/A106M, Grade A or B, NPS 112, Schedule 80,carbon steel.5.1.2 Staple shall be in accordance with Specification F783,Table 1, Type II.5.1.3 Socket shall be in accordanc
11、e with SpecificationA182/A182M, ANSI B 16.11, NPS 112, 3000 lb, Type 316L,stainless steel (112-6 UNC-2B).1This specification is under the jurisdiction of ASTM Committee F25 on Shipsand Marine Technology and is the direct responsibility of Subcommittee F25.03 onOutfitting and Deck Machinery.Current e
12、dition approved Jan. 1, 2017. Published January 2017. Originallyapproved in 1986. Last previous edition approved in 2010 as F987 04 (2010).DOI: 10.1520/F0987-04R17.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Boo
13、k of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Available from American National Standards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036, http:/www.ansi.org.4Available from U.S. Government Printing Office, Superintendent ofDocu
14、ments, 732 N. Capitol St., NW, Washington, DC 20401-0001, http:/www.access.gpo.gov.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 principles on st
15、andardization 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.15.1.4 Socket plug shall be in accordance with ANSIB 16.15, NPS 112, Bronze-Threaded Cl
16、ass 250, countersunksquare head (112-6 UNC-2B).5.2 Manufacture:5.2.1 Welding shall be as shown on Figs. 1-3 and shall be inaccordance with ANSI/AWS D 1.1.FIG. 1 Type ITwo Course Portable Flush Deck StanchionFIG. 2 Type IIThree Course Portable Flush Deck StanchionF987 04 (2017)25.2.2 Stanchion assemb
17、ly, excluding socket and socket plug,shall be hot-galvanized in accordance with Specification A123/A123M.6. Other Requirements6.1 Stanchions shall be installed in accordance with contactrequirements or as specified below:6.1.1 Portable flush deck stanchions shall not be used oninclined ladders.6.1.2
18、 Type I StanchionsRequired on bridges, platforms,walkways, and elsewhere as needed in accordance with Title46 CFR (see 3.1).6.1.3 Type II StanchionsRequired along the exposed pe-ripheries of freeboards, weather decks and superstructure decksin accordance with Title 46 CFR (see 3.1).7. Installation7.
19、1 The intended installation is to follow these generalguidelines:7.1.1 There shall be a maximum clearance of 4 in. (101.6mm) between stanchion centerline and other structure.7.1.2 Sockets shall be installed and aligned so that stan-chions are perpendicular to the ships baseline.7.1.3 Stanchions shal
20、l be installed with 10 ft (3050 mm)maximum between centers; 6 ft (1830 mm) minimum.7.1.4 Socket plugs shall be provided for installation in deckwhen stanchions are stowed.7.1.5 The top of stanchions may be provided with a cou-pling for stowage of socket plugs when stanchions are in use.See Fig. 4.8.
21、 Dimensions and Tolerances8.1 Dimensions for Type ITwo course portable flush deckstanchions shall be in accordance with Fig. 1.8.2 Dimensions for Type IIThree course portable flushdeck stanchions shall be in accordance with Fig. 2.8.3 The dimensions are as indicated.8.4 Socket, socket plug, stanchio
22、n, and coupling shall havetolerances in accordance with ANSI B 16.15. All other dimen-sions shall have a tolerance of 614 in. (6.35 mm).9. Workmanship, Finish, and Appearance9.1 Stanchions shall be free of weld spatter, slag splinters,sharp edges, burrs, projections, and other defects hazardous tope
23、rsonnel.9.2 Galvanizing destroyed after fabrication shall be repairedby the application of cold-galvanizing compound.10. Testing10.1 Hammer test deck sockets for soundness and strength.10.2 Test at least one stanchion of each platform or deck byapplication of a load horizontally in accordance with t
24、hemethods in “Strength and Stiffness of Metal Railing Systemsand Rails for Buildings.”511. Packaging11.1 Loose hardware shall be packaged and wired to stan-chion.12. Keywords12.1 deck stanchions; portable intermediate flush deck stan-chion; stanchions5“Strength and Stiffness of Metal Railing Systems
25、 and Rails for Buildings,”Journal of Testing and Evaluation, ASTM International, Vol 16, No. 2, March1988, pp. 214221.FIG. 3 Detail “A”FIG. 4 Detail “B”F987 04 (2017)3ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin th
26、is standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the 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 b
27、e reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theres
28、ponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake 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, W
29、est Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained 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:/ 04 (2017)4
