The connection with the pipe is done with 1 fillet weld, at the outside of the flange. Socket weld flanges were initially developed for use on smallsize high pressure piping. Officine ambrogio melesi was founded in 1914 for the production of. Drawing api 6a flanges in acornpipe later, when the dimension is known, you can bring up the drawing, press ctrl the middle of the flange, and enter the correct dimension. Finished carbon steel flanges differ from unfinished carbon steel flanges also known as carbon steel flange forgings in that they have undergone further processing after forging, including, but not limited to, beveling, bore threading, center or step boring, face machining, taper boring, machining ends or surfaces, drilling bolt holes, andor.
Flange material with yield strengths 331 mpa 48 ksi and higher. May, 20 remember that flanges come in a variety of shapes and sizes to suit different applications. Columns related to castings in table 1a shall be omitted. The dual seal gasket shall be provided with the pvc flange adaptor. Additional decisions involve facing and surface finishes, and the appropriate. Flanges can be designed for any size and pr essur e r ating.
All our products are available in all grades of material and in the most complex alloys carbon steel, stainless steel, duplex, superduplex, nickel alloys. Officine ambrogio melesi, experience and competence in the name of tradition and continuous innovation for 100 years. Custom pipe flanges can be manufactured from a wide variety of materials and material grades. Operating instructions flanges according to din en asme. Federal register finished carbon steel flanges from. In pressure classes 400, 600, 900, 1500 and 2500, the height of raised face is approximately 6. For npt threaded flanges, add to the base part number the suffix npt. A compact flange, similar to a swivel ring flange, is a twopiece constructed flange used extensively for offshore pipelines, offshore industry applications and onshore and subsea applications. Since the beginning of the 20th century, between tradition and innovation. Working pressure 2 through 8 200 psi 10 through 12 175 psi series 400 adapter flange for steel and ductile iron pipe flange drilling ansi b16.
Use the flange command to add a sheet metal face and a bend to an existing sheet metal face. These bore sizes are furnished unless otherwise specified by the purchaser. Section 17 116 17 cpr flanges wr90 52u b flat butt cpr90afc 52022 1737u cpr90bfc 52021 1736u 8. The swing bolt closure can be separated in five parts. A flange is usually in the shape of a disc and is used to connect two tubes together or to connect a pipe to a valve, tee, choke or other component. For example, a 2 class 150 ptfe threaded fullface flange x 112 thick would be sft21. The production of flanges begins and the new criteria. They use their 50 years of experience in the industry to offer the most competitive and innovative solutions for their customers projects. It covers forged steel flanges, sizes nps 12 dn 15 through nps 24 dn 600. The weld neck or welding neck flange is bored to the id of the pipe and has a high neck to which pipe is welded. Company profile officine ambrogio melesi, experience and competence in the name of tradition and continuous innovation for 100 years. Uniflange adapter flanges series 420 extra heavy adapter flange for steel and ductile iron pipe flange drilling ansi b16.
Class 150 flanges dimensional specification pipe size o c x a y y y t b1 b b2 r d outside dia. Weld neck socket weld lap joint flange radius depth of socket. Flanges and fittings isokf flanges and fittings easy and reliable isokf flanges and fittings allow quick release and tight connections from 10 to 50 mm nominal diameters. Matches class f flange working pressure 2 through 12 400 psi optional unitorque set screws. Machine specialty api flanges 625 overlay integral unions. In these two pressure classes, almost all suppliers of flanges, show in their catalog or brochure, the h and b dimensions including the raised face height. Following the history and tradition of the community living in that geographical territory, the company soon conquers a leading positioning in the forging market because of the production of high quality tools for agriculture. You will get a message about a change in pipe the flange dimensions, pipe cut length, plus any weld gaps add up. For slipon, threaded, socket welding and lap joint flanges, the hubs can be shaped either vertical from base to top or tapered within the limits of 7 degrees. Its double sealing action prevents hydrocarbon releases to address health and safety issues and concerns. Class 600 flanges except lap joint will be furnished with 0. The company underwent an important development process making officine ambrogio melesi one of the most important flange manufacturers in the world.
You can specify the depth and the angle of the flange, and whether it is created inside or outside the existing face. Carbon steel is a popular solution, as are stainless steel and specialty alloys, depending upon the industry. Modified and custom flanges for specialty projects can offer the same quality, inspection requirements, and performance expectations of industry standard components. Find their customers, contact information, and details on 257 shipments. Swivel flange spools and adapters sara manufactures a wide range of high pressure flanges, tees, crosses and conforming to api 6a and in line with specific customer r equir ements. Find their customers, contact information, and details on 258 shipments. The specifications in these supplementary instructions refer to flanges made of 316l. Operating instructions flanges according to din en. You will get a message about a change in pipe the flange dimensions, pipe cut length, plus any weld gaps add up to the overall dimension. You can also specify the width or offset of the new flange create sheet metal flange along edge on the ribbon, click sheet metal tab create panel flange. Nps o mm inch t o mm inch t 1 mm inch x mm inch a h mm inch r o mm inch d o mm inch q mm inch. Flanges, tees and crosses studded cr osses and t ees. Officine ambrogio melesi produces a wide range of products inhouse. Technical consultancy, highly quality products, both standard and special ones, service.
For other end facings, please contact us for more details. Bolted flange design according to asme section viii division 1. The melesi family founds the officine melesi in valsassina. The engineer or designer must choose among several flange options.
Machine specialty api flanges 625 overlay integral. In the last twenty years huge investments have been made. Custom pipe flanges with a wide range of industries, shops, and systems dependent upon high performance flanges, custom pipe flanges are often essential to getting a job done right. Csa standard can3z245 12m96 covers the manufacture, dimensions, tolerances and material requirements for pipe line flanges. Providing support and strength, two flanges are typically attached to pipe ends with a gasket in between. Probably the best welding flange available because of its high, heavy neck. For class 300 flanges, add to the base part number the suffix 300.
A closer look at 6 different types of flanges world wide. The following mss, api and awwa standards are written to supplement b16. Okay, now that you know the types of flanges and facings, we can begin to talk about how to design it. Api 6a flanges, weld necks, instrument flanges, blinds, spacers, spools, swivels, orifice flanges, 625 corrosion resistant overlay, dsa double studded adapters. Plate and forged are also common, as are titanium and aluminum for lightweight jobs. Just to remind you, well follow the asme bpvc section viii division 1 appendix 2 asme, mandatory appendix 2 rules for bolted flange connections with ring type gasket, in asme boiler and pressure vessel section viii division 1 rules for construction of pressure vessels. With 2 flanges coupled together by a centering ring with a oring and a clamp fig. Officine ambrogio melesi was founded in 1914 for the production of agricultural tools. Flanges are circular and not rectangular as pictured below. Tables below provide flange dimensions with 7 mm raised face which is additional to the flange thickness. The bolting requirements for ductile iron flanges should be the same as for carbon and low alloy steel flanges as listed in 2. Company profile officine ambrogio melesi was founded back in 1914 although flange production only started in 1952. Their static strength is equal to slip on flanges, but their fatigue strength 50% greater than doublewelded slip on flanges. Enquire about this share this page custom flanges custom flanges pressform engineering custom flanges previous next 1 of 5.
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