Grey cast iron copper alloy cast and forged steel pn 6 120 90 4 m12 14 70 2 16. Blind flanges din pn10 stainless steel on world wide. The design of a flange involves the selection of the gasket material, type, and dimensions, flange facing, bolting, hub proportions, flange width, and flange thickness. The flanges shown are only a small part of the range covered in bs 4504. Code 105 flanges are supplied flat faced unless otherwise requested by the purchaser. Pcd pitch circle diameter is the diameter of a circle that goes through each of the bolt holes. Care should be taken with these sizes as the pipe o. How to converted inches to millimeters the conversion factor is i inch 25. Stainless steel flanges sabs 1123sans 1123 flanges. Nominal pipe size outside diameter o thickness t raised face diameter r length thru hub y point of weld a hub diameter x bore b number of holes diameter of. Vacuum flanges several vacuum flange standards exist with differences in ultimate attainable pressure, size, and ease of attachment. Bolted flange design according to asme section viii division 1.
The six common types of ansi class flanges, including. At the request of the american petroleum institute api, flange dimensions, in accordance with the api standard 605, were included in the subsequent drafts. The contents of this website are presented for information purposes only, and while effort has been made to ensure their accuracy, they are not to be contrived as warranties or guarantees, expressed or implied, regarding the products or services described herein or their use or applicability. Supply bs4504 slip on plate flange, flat flange, pn6 to. This free online tool allows to combine multiple pdf or image files into a single pdf document. These flanges will be furnished with a 116 raised face unless otherwise specified. Weld neck flange dimensions manufacturers weld neck dimensions suppliers directory find a weld neck flange dimensions manufacturer and supplier.
Ansi, mss and api standards govern flange dimensions and tolerances. No file limit, no ad watermarks a free and beautiful tool to combine your pdf. The pcd of a flange is one of the critical dimensions. Mistakes sometimes occur because cast iron or ductile iron flanged fittings have 250 cast in them indicating a 250 psi pressure rating but the flange dimensions and bolt pattern conform to ansiasme b16.
Flange codes 111 112 and 1 are manufactured from a forging or steel casting. The weld neck is therefore favoured in critical applications. Flange table ansi bs 10 nominal size 25mm 1 in bs 4504 diameter of flange bolt circle number number of bolts diameter of bolts diameter of holes diameter of raised face height of raised face thickness of flange. Flange comparison table standard dimensions mm nb mm name rating od pcd bolts dia. The dimensions of the flange are determined by the size. Flange dimensions shall be such that the stresses in the flange, calculated in accordance with 27, do not exceed the allowable stresses specified in 28. Bs 4504 circular flanges general weld neck flange welding ends welding end for wall thickness t from 5 mm to 22. Id branch flange rating rf rtj material type header. Find din 2573 standard flange dimension related suppliers, manufacturers, products and specifications on globalspec a trusted source of din 2573 standard flange dimension information. Bs flanges bs 4504 pn6 pn40 flanges manufacturers this older standard allows for manufacture from bar, whereas the latest standard specifies that forging or plate are to be used, which can be significantly more expensive. Vacuum flanges several vacuum flange standards exist with. Flange dimensions were based on the manufacturers standardization society standard practice mss sp 44 flanges, except for class 75 flanges that are ansiapi 605 flanges. Weld neck, integral, blinds, targets and test blinds pressure ratings integral, blind, target blind and test flanges.
Weldnecks code 111 are bored to suit schedule of pipework used. The dimensions vary with pipe size dn and pressure rating pn as detailed in the following table. Duwa piping can deliver flange and pipe fitting exworks in 3 days, and guarantee the quality 2nd longer than others. Forgings to bs 1503 and comparable astm standard grades specified in bs 4504 are as listed in the following table. Flange dimensions large class 150 30 thru 48 phone. En 10921 flanges specifications dimensions of pn 16 flanges din en 10921 note 1. About 90% of these are flanges, 3% are pipe fittings. We refer to a 12 flange as dn300, when in fact it is 304mm. Dimensions of type 6bx integral flanges for 2000, 3000, 5000. Dimensions of din 2633 pn16 flanges 12 16 82 390 8 12 16 250 405 26 355 70 6,3 320 mayapple international industrial limited dustrial. The difference between asmeansi and api is the fabrication material and a higher rated api operating pressure. Flanges for wellhead and christmas tree equipment weld neck, integral, blinds, targets and test blinds pressure ratings max working pressure. Generally, a pn16 flange is designed to withstand pressures up to 16 bar. Dimensions 6b flanges 5000 psi rated working pressure api.
Ms british standard flanges, ms american standard flanges, ms din standard flanges, gi british standard flanges, ss british standard flanges, ss american standard flanges, ss din standard flanges, flanges table d, flanges table e, flanges table f, flanges table h, asa 150, asa 300, asa 600, nd 10, nd 16, nd 40. Class 75 through class 1500 for the size range nps 26 through nps 60. The asnzs 4331 series, metallic flanges, was published in 1995 as an endorsement of iso hard metric flanges. These flange fittings are generally used in vacuum components in the low and medium vacuum range and can be found on a. British standard bs4504 engineers use the prefix pn pressure nominale. Asmeansi flanges are commonly used in industrial process systems handling water, steam, air and gas. If the pdf documents have different page sizes, you can keep the original size of each page, or adjust them to the same. For d1 dimensions see document flange facing according to din en 10921.
Stainless steel flanges, carbon steel forged flanges 15 nb. The two unit system shall be used respectively and exclusively. A wide variety of ansi 125 flange dimensions options are available to you, such as shape, standard, and connection. We work with manufacturers in the us and globally to insure the highest quality products and the fastest delivery times. Nominal size and bore of flange hub and bore dimensions hub length threaded linepipe flange hub length threaded casing flange hub length welding neck linepipe flange neck diameter welding neck linepipe flange tolerance maximum bore of welding neck flange l1 l2 l30. The bores of both pipe and flange match, which reduces turbulence and erosion inside the pipeline. Tables below provide flange dimensions with 7 mm raised face which is additional to the flange. Nov 12, 2017 flange bolting dimensional recommendations. At red earth steel factory owned pneumatic marking machine, all flanges are available to customers free typing products, customers can be requested marked material, pressurecaliber, production standards or bx4504 to provide own special text. Bs 4504 pn 25 flanges flangesforgingsflangeforging. Clear labels are tagged on the outside of the package for easy identification of the quantity and product i.
Put simply, it is a rough translation of mm from imperial sizes, assuming that an inch is 25mm. Class 1500 flanges were deleted due to a lack of interest in using large size flanges in that pressuretemperature rating. Flanges nom pipe size diameter of bolt circle diameter of bolts number of bolts length of studs 116 raised. Dimensions 6 bx integral flanges api 6a 2000 to 20000 psi working pressure. For 34 in bolts and larger, the bolt hole shall be not more than 18 in larger than the bolt diameter. All dimensions are provided in both mm and inch units.
Np nominal pressure 600kpa, kpa, 1600kpa, 2500kpa, 4000kpa flange specification comparisons click hereflange bolt dimensions click hereappr. As 2129, flanges for pipes, valves and fittings, was published in 1978 to supersede as b52 but incorporated soft metric dimensions. Dimensions 6 b flanges api 6a 5000 psi working pressure. Simply turn to the pressure class required and find the dimensional standard of your choice. Industry standard is to make to the slip on length thru the hub. The classes of the flanges are the pressure ratings, which is between class 150 and class 2500. Standard bore will be furnished unless otherwise specified.
Ansi flange dimension chart warren electric corporation. Regardless of size or specification, flanges are fundamentally designed to close, cover, connect, or support pipe systems. Except for diameter of bolts and flange bolt holes, combining values from the two systems constitutes. Bsflangestandard,bs 3293,bs4504 flange,bs 10 tables d. October 23, the standard was published as ansi b16. Dimensions 6b flanges 2000 psi rated working pressure api spec 6a.
Exiso gui makes easier to extract multiple iso with a queue list and a little ftp browser. Flange din2543 pn16 flange, plate flanges, flat flanges. Ansi standard flange dimensions are designated as 150, 300, 400, 600, 900, 1500, and 2500, in sizes nps 12 through nps 24. Nominal pipe size nps inches outside diameter of flange incheso. For 12 in and 58 in bolts, the bolt hole shall be 116 in larger than the bolt diameter.
Flange dimensions shall be such that the stresses in the flange, calculated in accordance with 27, do. This online pdf merger allows you to quickly combine multiple pdf files into one pdf document for free. Outside diameter of flange o diameter of raised face diameter of bolt circle diameter of bolt hdes thickness of flange ltd. No watermarks or size limit just a simple and easytouse online tool to add. Api flanges are manufactured for high strength operating refinery systems with products such as oil and explosive gases. The dimensions vary with pipe size dn and pressure. It covers forged steel flanges, sizes nps 12 dn 15 through nps 24 dn 600. En 10921 flanges specifications dimensions of pn 16. Blind flanges din pn10 stainless steel on world wide metric, inc. Stainless steel forgings conforming to astm a 182, have an additional requirement for grade f304l and f316l that carbon content by ladle analysis shall be 0. Hayward pipe distributes industrial and commercial flanges in all the materials listed below. Great care is taken during operation and transportation.
When you add multiple files together, you maintain the size and orientation of all the pages within the original files. Bs4504 flange dimensions pdf republic of fenerbahce. Combine different pdf documents or other files types like images and merge them into one pdf. C o r b 1 a x y 1 weld neck flange r o c blind flange x b 2 o r c y 1 slip on flange.
Ms british standard flanges, ms american standard flanges, ms din standard flanges, gi british standard flanges, ss british standard flanges, ss american standard flanges, ss din standard flanges, flanges table d, flanges table e, flanges table f, flanges table. Information on flanges bs 3293 weld neck and slipon flangesclass,bs 4504 circular flange,bs 4504 facing dimensions,bs 10 flanges tables d and e of bs 10. At the request of the american petroleum institute api, flange dimensions, in accordance. A free and open source software to merge, split, rotate and extract pages from pdf files.
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