Gestión de Compras suministra bridas para el mercado nacional e internacional, . Flanges welding neck, socket weld, threaded, blind, slip on, lap joint to ANSI. ASME B BRIDAS LAP JOINT. Lbs. LAP JOINT FLANGES h ø k ø m ø D ø J ø l b r. F.A Diámetro. Cuello. Peso nominal. Hub aprox. Approx. Lap Joint Flanges have all the same common dimensions as any other flange named on this page however it (Español) Tipos de Bridas para Construcción.

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Consider injuries or fatalities, a wrong flange connection is’t worth it.

Stainless Steel Flanges – Aceros y Tuberias

The fabrication of this type pap flange is similar to that of a slip-on flange. In this case the compressed gasket will not bear additional load beyond the bolt tension, vibration and movement cannot further crush the gasket and lessen the connecting tension. Do you order Valves to be nridas end both sides, or on one side maybe, in which case do you point all male ends in the flow direction, or what. This raised face does not serve as any part of the sealing means.

These flanges are ideal for lower pressure applications. The inside diameter of a weld neck pipe flange is machined to match the inside diameter of the pipe.

These are easily fitted and welded into different pipes. Commercial availabillity and cost. They differ from jount in that the inside diameters of the tongue-and-groove do not extend into the flange base, thus retaining the gasket on its inner and outer diameter.

Raised Face RF The Raised Face flange is the most common type used in process brida applications, and is easily to identify. Fund 29 August, The sealing surfaces on the ring joint grooves must be smoothly finished to 63 Microinches and be free of objectionable ridges, tool or chatter marks. My answer of course: Normal raised faced is far more common and ready available both regarding Valves, flanges and sealing material. This face type allows the use of a wide combination of gasket designs, including flat ring sheet types and metallic composites such as spiral wound and double jacketed types.


This is not what you are looking for? You have seen all photos. For RTJ flanges that seal with ring gaskets, the raised faces of the connected and tightened flanges may contact each other.

The other flange or mating flange has a matching depression Female machined into it’s face. It is the last photo.

Threaded flanges are threaded in the bore which match an external thread on the pipe. These are commonly found on pump covers and Valve Bonnets. An RTJ flange may have a raised face with a ring groove machined into it.

Definition and Details of Flanges – Flange Faces

What is the warranty for the product? However, only the oval cross section can be used in the old type round bottom groove. Another complexity is that some rigid rules must be llap to the piping design. Aluminum B Slip on Flange Bridas. We have the following flanges types: Applications using flat face brisas are frequently those in which the mating flange or flanged fitting is made from a casting.

Pressure rating of the flange determines the height of the raised face. SORF flange, soff flange,slip on neck flange,slip-on flange,so flange,S.

Further, the RTJ flange will be damage the gasket, especially if a spiral wound or metal jacketed gasket is applied. It is used to provide positive closer on the ends of pipes, valves or equipment nozzles. The reason for this is that the contact surfaces do not match and there is no gasket that has one type on one side and another type on the other side.

Once receive your question, the supplier will answer you as soon as possible. Due to the groove in the flange RTJ a certain portion of the bidas is jiont utilized, and therefore it is not possible to make a properly sealed flange connection. However, the internal pocket of bridass socket weld flange allows for a smooth bore and better fluid flow.


Today April 29,the question was asked again. Weld neck pipe flanges are often used for high pressure applications. It is referred to as a raised face because the gasket surfaces are raised above the bolting circle face.

One flange face has a raised ring Tongue machined onto the flange face while the mating flange has a matching depression Groove machined into it’s face. Fundici 29 August, They are the special type of pipe flanges which can be attached to the pipe without welding.

These are type of flanges that slide over the end of piping and then welded in place. How do you ship the products? The octagonal cross section has a higher sealing efficiency than the oval and would be the preferred gasket. Send your message bridae this supplier. Request a custom order and have something just for you!

Tongue-and-groove joints also have an advantage in that they are self-aligning and act as a reservoir for the adhesive. Other flange facings covered by these standards include the large and small tongue-and-groove facings, and the ring joint facing specifically for ring joint type metal gaskets.

In pressure classes andthe height of raised face is approximately 1. These flanges are circumferential welded into the system at its neck which explains that the reliability of the butt welded area can be easily scrutinized by radiography. We make these flanges available in various sizes, shapes and dimensions. Tongue-and-groove facings are standardized in both large and small types. If you want to make a connection between the two flanges, you can only apply a flat gasket.