Stub end hdpe adalah aksesoris pipa yang digunakan untuk mendukung metode penyambungan flange to flange joint pipa hdpe. Hdpe stub ends, hdpe stub ends suppliers and manufacturers. Hdpe stub end design in pe lined carbon steel spools for. Specifications hdpe pe 80 type v is based on a design stress value of 6. We manufacture to your specifications in stainless steel or carbon steel with ends preps including beveled, squared, grooved, flanged and threaded. The most widely used fabrication tool for stub ends is the flaring machine, which is able to flare the end of the pipe and then cuts it to. Custom stub end flange pipe fitting united states fittings. We are engaged in manufacturing and exporting pp fittings, hdpe fittings, hdpe stub end, pp end cap, hdpe flange, hdpe end cap, hdpe reducer, hdpe tee, hdpe elbow, pp flange, pp reducer, pp tee, pp elbow, pp weldneck flange at tejas industries, ahmedabad.
Injection moulded hdpe stub flange stub end flange adaptor for hdpe pipes, available 631200mm in different diameters, high quality to be warranted with 30 years, the most competitive wholesale prices, stock available for regular sizes, prompt delivery available. Never failing to be the most popular method of connecting poly pipe to itself or to other materials, hdpe stub flanges and backing rings are the best way for making adaptions, creating rotation points, and maximising ease of site working conditions. A pipe is usually welded to the stub end and the lap joint pipe flange is free to rotate around the stub end. Steel compression rings are utilized to ensure a leak free connection between the hdpe gasketed steel flanges.
Seamless fittings are highly robust, require to be fused or welded onto the pipe for a seamless, robust and leak free connection. Job site handling and receiving receiving recommendations our. These rings fit between the steel flanges to make sure that the hdpe stub ends are properly compressed to form a leak free. Mss sp43 only covers stainless steel buttweld fittings made for use with schedule 5s and 10s pipe and stub ends suitable for use with schedule 40s pipe, as defined in asme b36. When long pattern stub ends are used with flanges in classes 1500 and 2500, it may be necessary to increase the length a. A stud end and a lap joint flange can be used together as an alternative way to make a flanged connection than welding neck flanges the two devices to be combined, in this case, are. High density polyethylene fittings fittings such as bends, tees, laterals, reducing tees and laterals and manifolds can be manufactured using hdpe pipe. The fittings can be manufactured in either plain ended, flanged, tak stub ends or victaulic ends. This warranty shall not apply to any integrity fusion products, inc. Harwal group is an international manufacturing conglomerate with an annual conversion capacity of 200,000 metric tons of plastic and 20,000 tons of aluminum and steel. Stub ends are manufactured in three different types and two standard lenghts. Hdpe lined flange connections have been successfully used in leak free service on thousands of projects and at pressures above 5,000 psi.
Hdpe long neck pipe end hdpe pipe fittings hdpe long. With the help of modern machines and requisite tools, we are bale to offer a wide range of pipes fittings for our clients. To ensure a proper boltup of the flanges and a leak free connection, nbs has a proprietary bolt up procedure and specifications, and we specially machine compression rings for each specific project. The most competitive wholesale price can provide regular size inventory and prompt delivery. Chapter 5 standard specifications, standad test methods.
The benefit of lap joint stubend fittings is that there will not be any issues with bolt hole alignment. The boltload is transferred to the sealing face by the pressure of the ljf against the backface of the hdpe hub. The hdpe flange face compressibility is the measure of its ability to deflect and conform to the mating flange face. About 47% of these are plastic tubes, 42% are pipe fittings, and 3% are other plastic products. Marzolf flanges save money and reduce down time by eliminating the need to cut and reweld piping when installing or replacing lap joint flanges behind stub ends and flange adapters. Highly recommended for all pipelines above 90mm for a strong and durable pipeline. Hdpe fittings hdpe fabricated segment bend manufacturer. All these changes allow pe to be tailor made to a wide range of processing and performance requirements. The stub end, which is essentially a piece of pipe, with one end flared outwards and the other prepared to be welded to a pipe of the same bore size nps nominal pipe size, material and. Hdpe stup end applicable with the steel flanges to connect the pipes and fittings to each other.
Hdpe pipe connections mechanical joining system victaulic. Product catalogs brands industrial services get free. We will design everything from now on using only s. The flexibility of being able to machine and fabricate, using specialized fusion units, enables secor to create exactly what the customer needs. Learn about stub end dimensions chart and tolerances in mm as per asme b16. The mating surfaces of the stub end and the lap joint flange have a matching profile and surface. The hdpe flange face also exhibits memory recovery resiliency which are measures of the elasticity of the hdpe material to recover shape and to maintain its deformation sealing pressure under varying loads across broad temperature ranges. The pressure rating of hdpe pipe is determined by the material and the pipe wall thickness sdr or dr.
Our fittings are imported directly from unidelta, italy. Hdpe long neck pipe end, hdpe pipe fittings, hdpe long neck stub end. Stub flange and backing ring electrofusion and buttweld fittings jointing systems hdpe pipes can be joined using the following methods. The lap thickness of type a stub ends is the minimum wall thickness of the connected pipe.
Lap joint pipe flanges slide directly over the pipe and are most commonly used with stub end fittings. Stub end dimensions schedule 10s, mss sp43, nps 12 nps. Hdpe pe adapter flange welding stub end, find complete details about hdpe pe adapter flange welding stub end,hdpe stub end,pe stub flange stub end,welding stub end from pipe fittings supplier or manufacturerchengdu chuangrong trading co. Hdpe butt fusion fittings our product range includes a wide range of hdpe butt fusion tee, hdpe reducing tee, hdpe long neck stub end, hdpe molded bends, hdpe. Although the hdpe is a viscoelastic material that slightly creeps over time, at sufficient torque. Now, mcelroy has a stub end holder for 8, 12 and 18 jaws or inserts that allows you to tighten all four serrated. Hdpe stub flange stub end flange adaptorpe pipes and. Refer to the table given below for the stub end dimensions as per b16. This line of marzolf twopiece flanges is designed to fit polyethylene pipe stub ends and flange adapters. Hdpe advantages hdpe msds hdpe products and markets hdpe pvc working pressure how to read a pp gas. The benefit of this is that there will not be any issues with bolt hole alignment. Optional galvanised backing rings can be machined to suit stub flange full face stub flanges with ss backing rings table d drilling as4087 pn16, as2129 table d t a pcd dn d1 l1 t l a pcd dn d1 l1 slotted ff stub flange. Specially machined hdpe flange stubends are used to isolate the lined pipe segments. Hdpe pipe fittings hdpe moulded tee manufacturer from.
Stub end flange hdpe pipa hdpe, mekanikal elektrikal. We stock all butt fusion seamless fittings from 63mm up to 630mm. Hdpe stub ends hdpe stub end long neck latest price. Hdpe poly stub flanges and backing rings by matrix piping. Hdpe electrofusion stub end is suitable for water, petroleum and natural gas. Hdpe polyethylene pipe fittings fabricated fittings secor. Such modifications are effected by choice of catalyst system, polymerization conditions and, the use of a small quantity of comonomer a monomer or monomers other than ethylene. China pe hdpe stub end flange, pe hdpe stub end flange.
The stub end, which is essentially a piece of pipe, with one end flared outwards and the other prepared to be welded to a pipe of the same bore size nps nominal pipe size, material and wall thickness. Pp fittings hdpe fittings, hdpe stub end, pp end cap and. Fittings can be made with combinations of all the ends as well. Two calls actually in same meaning and used for the same hdpe pipeline projects. Gm hdpe pipes are used for both sanitary and industrial drainage due to their excellent chemical resistance for acids, alkaline, salts, etc and their nonpenetration nature, besides the network leakage free. Hdpe butt fusion fittings hdpe butt fusion tee exporter. Custom stub end pipe fittings are the specialty of united states fittings. Electrofusion type hdpe fittings are have most uses meaning and different names. Kinson butt fusion fittingsbutt welding fittings adopt imported pe100 material that has high resistance, mainly used in hdpe gas and water pipelines. Most hdpe bolted connections utilize lap joint type connections, with the hdpe acting like a raised face and a separate metal backer flange. Ansi size pipe is typically made to pe4710 which has pressure ratings of 333psi in sdr 7, 200psi in sdr 11 and 125 in sdr 17.
Mcelroy stub end holders overview mcelroys new stub end holders address a critical aspect of the fusion process holding a stub end firmly in place while fusing it to a length of pipe. All our butt fusion fittings are ce, iso9001 certificated. For more information about hdpe electrofusion stub end, please contact us. Additional lap thickness must be provided for special facings e. China pe hdpe stub end flange manufacturers select 2020 high quality pe hdpe stub end flange products in best price from certified chinese wall end manufacturers, pe coating suppliers, wholesalers and factory on. Stub end holders specifications tracstar 500 series 3 specifications. Hdpe ef stup end known as hdpe flange adapter also. Aksesoris ini juga tersedia dalam beragam kebutuhan jenis produk pipa, seperti pipa besi, pipa pvc dan pipa ppr. All our electrofusion fittings are ce, iso9001 certificated we keep a lot of stock for all popular sizes, can delivery in a short time.