Api flange dimensional data flange size working pressure diamater of bolts length of bolts api ring gasket 20,000 14116 8 8 1034 bx154 4116 2,000 1034 8 78 614 r37 3,000 1112 8 118 712 r37 5,000 1214 8 114 812 r39 10,000 12716 8 118 838 bx155. Hebei haihao flange factory,established in 1982,is one of the biggest flanges manufacturer in china. These are of ring type and are designed with raised face. Tr0503 stress calculations and design criteria for clamp type. Type 6bx flanges are of the ring joint type and designed with. Api and asmeansi flanges are not necessarily interchangeable, however some of the rtj styles from asme b16. Api 6a6b6bx flange standard china hebei haihao flange. We also have engaged in research and design in flanges,rings,customized forgings, and have made excellent achievements in the high. Api 6a 6b weld neck flanges conforming to table 36, table 37 and table 38 of api 6a 19th edition are available. Api 6a flange type 6bx flange,api 6bx flange oilfield api 6a. The rated pressure for the applicable pressure class is in accordance with api 6a. Api 6a type 6bx 0 psi flange dimensions dimensions of type 6bx flanges for 0 psi 69 mpa rated working pressure. Product range api 6d api 6a size inmm pressure range size inmm pressure range service asme asme asme asme api api api api 150 600 900 1500 2500 2000 3000 5000 0 side entry mod. All bolt and stud lengths shown allow the use of r or rx ring gaskets in flanges.
Depending on the tolerances, the connection makeup bolting force may react on the raised face of the flange when the gasket has been properly seated. Our flange factory is located in mengcun county,cangzhou city,hebei province,we are specialized in the production of forged steel flanges,plate steel flanges. Cctf flanges are available in a wide range of alloy and stainless steels, including grades f304, f304l, f316, f316l. Double studded adapter flanges,dsa flange oil field api 6a flange. Check api 6a flange catalogue api 6a flanges manufacturer in india, suppliers of api flanges material in uae, malaysia, philippines, south africa, uk and australia. You can easily obtain flange bolt sizes, bolt torque, and ring gasket. Api 6a spec flange bolt ring chart free download as pdf file. Reference x dimension for hub of 6b flanges making annex f normative complete removal of segmented flanges removal of weldneck flanges removal of pressurecontaining pressure controlling language requiring higher 20e bsls as normative base level pr3 annex fully developed hpht philosophy. As with all solid metal ring type joints including style r, it is recommended to replace the ring when flange connection is broken. Api type 6b flange api type 6b flange api type 6bx flange l with r gasket with rx gasket s s l no standoff l figure 3.
Api 6a flange material consists of many other elements such as stainless steel, hastelloy, monel, inconel, titanium, duplex steel, nickel alloy, copper nickel and many more. Api 6a flange catalogue, check api flanges dimensions, api 6a. Flanges for wellhead and christmas tree equipment weld neck, integral, blinds, targets and test blinds pressure ratings. Catalog 4300 hydraulic flanges components dual seal flanges. Therefore, one of the flanges in 6 bx connection shall have a raised face.
Api 6a flanges manufacturer in india, api flanges material. Api6a 6b flanges threaded flange weld neck flange blind flange for ring gasket number and pcd of ring groove see below. Specification for wellhead and christmas tree equipment. Key features can be used to connect flanges with any combination of sizes and pressure ratings custom dsas are available to transition. The slip on raised carbon steel api 6a type 6b flange or sorf, is typically produced with the inner diameter of the flange being slightly bigger in comparison to the outside diameter of the pipe. Specification for wellhead and christmas tree equipment ansi api specification 6a nineteenth edition, july 2004 iso 10423. The applied loading includes the end tension and bending moment in addition to the conventional rated pressure and makeup forces.
Facetoface contact is not necessary for the proper functioning of the 6bx flange. Section 4a api 6a type 6b, 6bx flanges and studded crosses and tees api flanges flanges and studded blocks are designed and manufactured in accordance with the following specifications. Api flange dimensional data flange size working pressure diamater of bolts length of bolts api ring gasket 20,000 14116 8 8 1034 bx154 4116 2,000 103. Flangeboltingtorquevaluesrecommendedbyapia6a20thedition. Ring gasket numbers as specified by api specs 6a and 17d.
Nominal pipe sizes marked apply to class rating 2000 only. Api spec 6a specified, 6 bx weld neck flanges, have material and dimensions that conform to the r equir ements for full bor e integr al flanges. Api spec 6a does not specify overall length of 6bx weld neck flanges, but instead provides dimensions of specific portions of the flange, with toler ance, that are added together. Dimensions of type 6bx flanges for 0 psi 69 mpa rated working pressure. Check api 6a flanges and api 650 flange dimensions. Besides having the api 6a type 6b flange in various tolerances, grades, size, specification and thickness in stock, we also manufacture these api 6a type 6b flange dimensions as per the details or customizations as required by. Dimensions for 6bx flanges blind type shall conform to table 46 of api 6a 19 th edition, july 2004 as applicable. Api 6a spec flange bolt ring chart industrial processes joining. Materials the gasket material should be selected to suit the service conditions. Rx and bx gaskets provide a pressureenergized seal but are not interchangeable. Double studded adapter flange we supply dsafdouble studded adapter flange in various sizes and pressure ratings as per customers specified thickness, consistent with design considerations. Anello pressione di esercizio max 80 bar max working. Ed section question answer american petroleum institute. Assumptions concerning material properties throughout the cross section of.
Flange cieche api tipo 6bx api type 6bx blind flanges 1 16 2 1 16 2 9 16 3 1 16 4 1 16 5 1 api spec. Please refer to cctf catalogue stainless steel flanges for the popular classes 150 and 300 pn 20 and 50. For ring gasket number and pcd of ring groove see below. This international standard, which has been technically revised, is based on api spec 6a, nineteenth edition, july 2004 and its addendums and errata, and api spec 6av1, first edition, february 1996 and its errata, with the intent that the twentieth edition of api spec 6a will be identical to. Check dimensions of api 6b weld neck flange, we provide api 6a blind flanges with instant delivery, distributors of api slip on flange in india. Api 6a6b6bx flange standard china hebei haihao flange factory. Dimensions in inches denotes ring number specified in api 6a. Dimensions 6bx integral flanges api 6a 2000 to 20000. It should be also highlighted that for high pressures 15k and 20k api flanges need to use strong, min 75k in yield strength material. Api 6a flange elite flanges all about flanges pipeline flanges.
Api 6a flange, api 6a spectacle blind flange dimensions weight. The flexitallic group is the international market leader in. Available in both oval and octagonal configurations, both types are interchangeable on the modern octagonal type grooved flanges. Marking and identification each valve is identified on proper name plate and on valve body as required by api 6a, msssp 25, asme b16. K p e t q x bc n h ln hl jl ring number r or rx 2 116. Torque values shown on this page apply only to api spec 6a and 16a designated flanges, for surface applications.
It is always recommended that the gasket material be softer than the mating flanges. Additionally, the slip on raised cs api 6a type 6b flange aids in up surging the repression competence of this joint. The rtj standard size gaskets are manufactured in accordance to api 6a and asme b16. The more popular ring type joint materials, with the recommended maximum hardness and identification as specified in api 6a,are shown in the table below. Unique specification and dimension is provided and based on that the. Nominal pipe sizes in brackets apply to class rating 3000 only. The api 6a type 6b flange could also be a ring or a plate, which would form a rim at the end of a pipe, when the flange has been fastened to the pipe.
Refer to 17d torque chart on page 11 when using 6bx flanges for subsea applications see page 12 of this document for important notes. Ring gaskets, flange bolts and nuts, tap end stud installers. Api tr 6af2, 5th edition, april 20 technical report on capabilities of api flanges under combinations of loading phase ii the evaluation of the load carrying capacity of api 6a integral flanges is the objective of this work. Buy api 6a type 6bx flange at low price, suppliers of api specification 6a iso 10423 in.
Welding neck flange is the flange with a neck on the side opposite the sealing face prepared with a. Flanges for wellhead and christmas tree equipment weld neck, integral, blinds, targets and test blinds pressure ratings max working pressure. Api flange dimensions, api flange sizes, api flange slide rule. Api 6a 6b 6bx flanges api blind weld neck flange manufacturer. The api 6a is a specification by the american petroleum institute. Tr0501 specification for wellhead and christmas tree equipment ansi api 6a iso 104232003 19th edition tr0502 a series of stress analysis documents by harry sweet. General information and description seaco manufactures and supplies a large variety of ring joint gaskets. This international standard, which has been technically revised, is based on api spec 6a, nineteenth edition, july 2004 and its addendums and errata, and api spec 6av1, first edition, february 1996 and its errata, with the intent that the twentieth edition of api spec 6a will be identical to this international standard.
L hydraulic flanges and components the 4bolt flange connections conforming to sae j518 and iso 61621 and 2 are proven, leakfree connections, especially. Api 6a flange elite flanges all about flanges pipeline. The flexitallic group is the international market leader. Bolts, tap end studs and nuts comply with api spec 6a and 17d with dimensions determined by awhem specification for stud bolts and tap end studs, tr9501.
Din 2501 pn10 slip on flange and ss plate flange dimensions. Api 6a 6b and 6bx flanges welding neck flanges, blind flanges, target flanges are field proven flanges which strictly designed and manufactured according to api 6a and api spec q1 forged all kind of flanges are delimited by api 6a as below. Type 6bx flanges are of the ring joint type and designed with a raised face. Api 6a type 6b flange and api 6b 5000 psi blind flange. All bolt and stud lengths shown allow the use of r or rx ring gaskets in flanges with r ring grooves.
The blind flanges are used to terminate a connection completely and are not connected to more. Api 6a flanges catalogue hydraulic and offshore supplies. Jul 12, 2019 5 18 15,000 psi end flange dimensions. Formakeuptorqueforfluoropolymer coatedb7l7boltsand2hnuts, seepage10ofthisdocument.
Api 6a type 6b flange and api 6b 5000 psi blind flange dimensions. Included, you will find a chart comparing old api series flanges with many ansi flanges and current api flanges. Vb2vb3 standard 29c to 220c 20f to 428f 1 64 25 1600 1 56 25 1400 1 42 25 1050 1 24 25 600 1. Mss, api, awwa, ansi and csa standards ansi, mss and api standards govern flange dimensions and tolerances. Api 6a specification for wellhead and christmas tree equipment. Api 6a 6bx flange and api 6a 6b flanges pipe fittings. Dimensions 6 bx integral flanges api 6a 2000 to 20000 psi working pressure. Type 6bx flanges are of through bolted or studded design. For ring gasket ring groove dimensions see page 25 to 29 of our oilfield catalogue.
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