Bolted flange design according to asme section viii division 1. Flange comparison table standard dimensions mm nb mm name rating od pcd bolts dia. Sizes nps 12 through 312 are same as class 400 flanges. Ansi slas 32004 r2012 formerly recognized as ansisbs 32004. 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. Flat face flanges may be provided at full thickness, c, or with raised face removed the latter is nonstandard. If ever in doubt please call us before placing your order. Gasket facing is indicated on the facing drawings by gf.
The slipon flange has a low hub because the pipe slips into the flange prior to welding. Class 4006 flanges c and n dimensions do not include 14 raised face. Email this page download pdf download pdf printable page. 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. Id branch flange rating rf rtj material type header. Code 105 flanges are supplied flat faced unless otherwise requested by the purchaser. We work with manufacturers in the us and globally to insure the highest quality products and the fastest delivery times. Now obsolete and replaced by bs en 10921 see flange index page. Nbs voluntary product standard ps 1569 clover sites. Ins mm dc1c2c3 f ebh1h2h3n1n2a kxyr l holes 3 8 10.
Class 75 through class 1500 for the size range nps 26 through nps 60. Click here to view our range of stainless steel flanges. Class 1500 flanges were deleted due to a lack of interest in using large size flanges in that pressuretemperature rating. Vacuum flanges several vacuum flange standards exist with. Browse raised faced slipon flanges din pn16 stainless steel in the world wide metric, inc. Standard bore will be furnished unless otherwise specified. Ansi slas 32004 r2012 formerly recognized as ansisbs. Click here to view our range of galvanized steel flanges. Except as provided for in 214a, flanges designed to the rules of this appendix shall also meet the rigidity requirements of 214. Weldnecks code 111 are bored to suit schedule of pipework used. The following tables are based on the later version. Each cad and any associated text, image or data is in no way sponsored by or affiliated with any company, organization or realworld item, product, or good it may purport to portray. 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. Blind flanges din pn10 stainless steel on world wide metric, inc.
The six common types of ansi class flanges, including. Bsflangestandard,bs 3293,bs4504 flange,bs 10 tables d and e. Welding neck flanges, available in all pressure ratings and sizes, are buttwelded to the end of the. At red earth steel will be special bs flanges with plastic cover to ensure the integrity of sealing surface. Carbon steel pipe flanges dimensions and weights atlas steels. October 23, the standard was published as ansi b16. 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. For d1 dimensions see document flange facing dimensions en 10921. Please note that the following flange tables are provided as a guide only, ukps cannot accept responsibility for any errors that may have been included.
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. Circular flanges for pipes, valves, fittings and accessories, pn designated. Additional information like standard and alloy numbers can be added on request. Regardless of size or specification, flanges are fundamentally designed to close, cover, connect, or support pipe systems. Industry standard is to make to the slip on length thru the hub. Mss sp44 is the only source for the nps 22 flange dimensions above. Pn6 pn40 bs 4504 flange manufacturers suppliers mumbai india. Bs 4504 plate flanges, bs 4504 plate flanges dimensions, bs 4504 plate flanges, bs 10 flanges. The pressure rating will also determine the dimensions of the flange full. Flanges and fittings stainless steel short weld nipples b a dimensions mm ab isokf flange dn tubing iso part number 304 s. Standard pipe flange dimensions the attached table compares the dimensions of australian, ansi, din and jis standard flange details up to 1200 mm nominal bore. Dimensions of ansi 600lb rfso flanges slipon flanges. D slip ons and socket welds are not included in asmeansi. Technical drawing, dimensions and weight details of asme b16.
Bsflangestandard,bs 3293,bs4504 flange,bs 10 tables d. Slipon flange o d y r r welding neck flange blind flange 150 lbs nominal flange dia of length through hub dia of bore pipe dia bolt no. These flanges will be furnished with a 116 raised face unless otherwise specified. Hayward pipe distributes industrial and commercial flanges in all the materials listed below. En 1092 1 pdf en 10921 flanges bsi bs en 109221997 pdf flanges agrochemical and pesticide desk reference on cd ro pdf dimensions of pn 10 flanges en bs en10922 flanges and their joints. Stainless steel flanges sabs 1123sans 1123 flanges.
Np nominal pressure 600kpa, kpa, 1600kpa, 2500kpa, 4000kpa flange specification comparisons click hereflange bolt dimensions click hereappr. Dimensions n1, n2 and n3 are measured at the intersection of the hub draft angle and the back face of the flange. Bs flanges manufacturer, bs flange, bs blind flange, bs plate flange. Nbs voluntary product standard ps 1569 product standards product standards are published voluntary standards that establish 1 dimensional requirements for standard sizes and types of various products, 2 technical requirements for the product, and 3 methods of testing, grading and marking these products. Care should be taken with these sizes as the pipe o. Except for diameter of bolts and flange bolt holes, combining values from the two systems constitutes. Raised faced slipon flanges din pn16 stainless steel on. However for 10 years before the change, the pipe flange standard included was listed as ansiasme b16. Some sizes share their flange dimensions with their respective larger neighbour and use the same clamp size. Mss sp44 also covers nps 12 to nps 24 flanges which are equivalent to asme b16.
Dimensions sabs 1123 class 600 flange sabs 1123 class flange sabs 1123 class 1600 flange sabs 1123 class 2500 flange sabs 1123 class 4000 flange backing ring flange. Ansi standard flange dimensions are designated as 150, 300, 400, 600, 900, 1500, and 2500, in sizes nps 12 through nps 24. 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. 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. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. 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 with the api standard 605, were included in the subsequent drafts. 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. Browse blind flanges din pn10 stainless steel in the world wide metric, inc. Dimensions of din 2634 pn25 flanges 15 95 16 65 38 2 4 6 raised face rated flange screws diam eter d1 neck mayapple international industrial limited dustrial.
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. It is welded both inside and out to provide sufficient strength and prevent leakage. Slipon flanges are all bored slightly larger that the o. Sizes nps 12 through 312 are same as class 600 flanges. 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. There are minor differences in dimensions between the. Flat face flanges blind flanges smooth sealing surface outside diameter. This means a dn10kf can mate to a dn16kf by using an adaptive centering ring. Hyupshin flanges a flange drilling details bs 4504.
En 1092 1 pdf en 10921 flanges bsi bs en 109221997 pdf flanges agrochemical and pesticide desk reference on cd ro pdf dimensions of pn 10 flanges en bsen10922 flanges and their joints. 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. Grey cast iron copper alloy cast and forged steel pn 6 100 75 4 m10 11 60 2 14 pn 10 115 85 4 m12 14 68 2 16 pn 16 115 85 4 m12 14 68 2 16 8 18 pn 25 115 85 4 m12 14 68 2 18 9 18. Ansi 600, 900, 1500 flange thickness does not include raised face. During transportation items are tagged, packed in plastic bags and closed in carton boxes or seaworthy wooden cases. Nov 12, 2017 flange bolting dimensional recommendations. Bs pn6 flanges supplier, ss bs pn6 pn40 flanges, bs pn40 flanges manufacturer dimensuons 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 customer to provide own special text.
This older standard allows for manufacture from bar, whereas the latest standard specifies. Same goes for dn20kf to dn25kf and dn32kf to dn40kf. At the request of the american petroleum institute api, flange dimensions, in accordance. Isolarge iso lfmf the iso large flange standard is known as lf, lfb, mf or sometimes just iso.
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