1、Designation: F 1311 90 (Reapproved 2006)An American National StandardStandard Specification forLargeDiameter Fabricated Carbon Steel Flanges1This standard is issued under the fixed designation F 1311; the number immediately following the designation indicates the year oforiginal adoption or, in the
2、case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification provides design and constructioncriteria for large diameter flanges
3、sizes 14 to 144 NPS, for usein high temperature (1000F), low pressure service (25 psig),such as internal combustion engine exhaust and forced venti-lation systems.1.2 Values stated in inch-pound units are to be regarded asthe standard.2. Referenced Documents2.1 ASTM Standards:2A 36/A 36M Specificati
4、on for Carbon Structural SteelF 1155 Practice for Selection and Application of PipingSystem Materials2.2 American Water Works Association:3AWWA C 207 Steel Pipe Flanges for Waterwork Service4 in. through 144 in.2.3 Other Documents:American Bureau of Shipping Rules for Building andClassing of Steel V
5、essels, ABS Grade A4American Welding Society Publication, AWS D 1.1 Struc-tural Welding Code5Code of Federal Regulations Title 46, Subpart 56.3010(b) (5)6ASME Boiler and Pressure Vessel Code, Section IX,Welding Qualifications73. Classification3.1 Type IPlate flanges, for sizes 14 in. inside diameter
6、 upto and including 144 in. inside diameter (see Fig. 1).3.2 Type IIRolled angle flanges, for sizes 14 in. up to andincluding 108 in. inside diameter (see Fig. 1).4. Ordering Information4.1 Flanges ordered under this specification shall includethe following:4.1.1 . ASTM designation, title, number, a
7、nd date of thisspecification,4.1.2 Type and material,4.1.3 Nominal pipe size,4.1.4 Quantity, and4.1.5 Inspection of items shall be agreed upon between thepurchaser and the supplier.5. Dimensions and Tolerances5.1 DimensionsDimensions shall be in accordance withTable 1.5.2 Tolerances:5.2.1 Plus or mi
8、nus14 in. on outside and inside diametersshall apply on flanges of 22 in. nominal pipe size and above.The tolerance for flanges for 20 in. nominal size and belowshall be 618 in.5.2.2 Plus or minus116 in. on bolting circle.6. Drilling6.1 Number of holes, hole diameter, and bolt circle areidentical fo
9、r both Type I and Type II flanges.6.2 Bolt holes shall be equally spaced on the bolt circle.6.3 Bolt holes provide for18 in. diameter clearance on bolts.6.4 Drilling of flanges shall be in accordance with Table 1.1This specification is under the jurisdiction of ASTM Committee F25 on Shipsand Marine
10、Technology and is the direct responsibility of Subcommittee F25.11 onMachinery and Piping Systems.Current edition approved Dec. 1, 2006. Published January 2007. Originallyapproved in 1990. Last previous edition approved in 2001 as F 1311 90 (2001).2For referenced ASTM standards, visit the ASTM websi
11、te, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Available from American Water Works Association (AWWA), 1401 New YorkAve., NW, Suite 640, Washington, DC 20005.4
12、Available from American Bureau of Shipping (ABS), ABS Plaza, 16855Northchase Dr., Houston, TX 77060.5Available from The American Welding Society (AWS), 550 NW LeJeune Rd.,Miami, FL 33126.6Available from Standardization Documents, Order Desk, Building 4, Section D,700 Robbins Ave., Philadelphia, PA 1
13、9111-5094, Attn: NPODS.7Available from American Society of Mechanical Engineers (ASME), ASMEInternational Headquarters, Three Park Ave., New York, NY 10016-5990.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.7. Workmanship, Finish,
14、and Appearance7.1 Flanges manufactured under this specification shall befree of all sharp edges, burrs, projections, weld spatter, andother defects that might be hazardous to personnel or equip-ment, or both.7.2 Welding shall be in accordance with the AmericanBureau of Shipping Rules for Building an
15、d Classing of SteelVessels,ABS GradeA,American Welding Society PublicationsD 1.1, or ASME Code Section IX.7.3 Flange faces shall be smooth and free of projections orindentations that would prevent effective gasket seals.7.4 Flanges when completed shall have no distortion,roundness, or flatness excee
16、ding a tolerance of 618 in.7.5 The surface finish shall be a minimum of 500 in. toensure proper sealing surface for the gasket.7.6 The material to be used for this specification shall be inaccordance with Specification A 36/A 36M, unless prolongedhigh temperatures will be required; in that case ABS
17、Grade Asteel shall be specified in Section 4. For further guidance forselection of materials, see Practice F 1155 and CFR 56.30-10(b)(5).8. Rejection and Rehearing8.1 Flanges that fail to conform to the requirements of thisspecification may be rejected. Rejection may be reported to theproducer or th
18、e supplier promptly in writing. In case ofdissatisfaction with the damaged items, the producer or thesupplier may make claim for a rehearing.9. Certification9.1 When specified in the purchase order or the contract, thepurchaser shall be furnished with certification that samplesrepresenting the flang
19、es have been inspected to meet therequirements of this specification. When specified in thepurchase order or contract, a report of the results shall befurnished.10. Packaging and Package Marking10.1 Flanges shall be marked on the edge of each flangeshowing the purchase order number, ASTM designation
20、 num-ber, material and type, size, and name of manufacturer.10.2 The flanges shall be packaged in a manner acceptablefor shipment by common carrier.11. Keywords11.1 carbon steel; flanges; large-diameter flanges; low pres-sure service flanges; marine technology; shipsNOTE 11 in. = 25.4 mmFIG. 1 Flang
21、es, Types I and IIF 1311 90 (2006)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 the risk
22、of 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 of this
23、 standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake y
24、our 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 obtained by c
25、ontacting 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).TABLE 1 Dimensions 1 in. = 25.4 mm. 1 lb. = 0.45 kg.NominalPipe SizeInsideDiameter,CType I Type II DrillingOutsideDiameter,ODThickness,TWeightin l
26、b.AngleSizeThickness,TWeightin lb.No. ofHolesDiameterof Holes,JDiameterof Circle,K14 1414 2134 40 4 3 338 39 12 118 183416 1614 231234 48 4 3 338 44 16 118 211418 1814 2534 49 4 3 338 49 16 114 223420 2014 271234 58 5 3 338 60 20 114 2522 2214 2912 1.0 83 5 3 338 65 20 138 271424 2414 32 1.0 97 5 3
27、338 70 20 138 291226 2614 3414 1.0 108 5 3 338 75 24 138 313428 2814 3612 1.0 119 5 3 338 81 28 138 3430 3014 3834 1.0 131 5 3 338 86 28 138 3632 3214 4134 118 176 6 3 412 116 28 158 381234 3414 4334 118 186 6 3 412 122 32 158 401236 36516 46 118 200 6 3 412 170 32 158 423438 38516 4834 118 227 6 3
28、412 178 32 158 451440 40516 5034 118 238 6 3 412 187 36 158 471442 42516 53 114 283 6 3 412 195 36 158 491244 44516 5514 114 303 6 3 412 203 40 158 513446 46516 5714 114 315 6 3 412 212 40 158 533448 48516 5914 112 392 6 3 412 220 44 158 5650 5038 6134 112 426 6 3 412 229 44 178 581452 5238 64 112 4
29、52 6 3 412 237 44 178 601454 5438 6614 112 478 7 3 412 276 44 178 623456 5638 6812 112 505 7 3 412 285 48 178 643458 5838 7034 112 533 7 3 412 295 48 178 6760 6038 73 112 562 7 3 412 305 52 178 691466 6638 80 112 666 7 3 412 330 52 178 7672 7238 8612 112 750 8 3 412 400 60 178 821278 7812 93 134 970
30、 8 3 412 430 64 218 8984 8412 9934 134 1100 8 3 412 460 64 218 951290 9012 10612 134 1230 8 3 412 490 68 238 10296 9612 11314 134 1370 9 3 412 570 68 238 10812102 10212 120 134 1520 9 3 412 605 72 258 11412108 10812 12634 134 1670 9 3 412 64 72 258 12034114 11412 13312 134 1830 . . . . . . . . . 76 278 12678120 12012 14014 134 2000 . . . . . . . . . 76 278 13234126 12612 147 2.0 2500 . . . . . . . . . 80 318 13914132 13212 15734 2.0 2710 . . . . . . . . . 80 318 14534138 13812 16012 2.0 2930 . . . . . . . . . 84 338 152144 14412 16714 2.0 3160 . . . . . . . . . 84 338 15814F 1311 90 (2006)3
