{"id":2223,"date":"2022-04-04T03:00:07","date_gmt":"2022-04-04T03:00:07","guid":{"rendered":"https:\/\/tuspipe.com\/?page_id=2223"},"modified":"2025-11-10T02:27:15","modified_gmt":"2025-11-10T02:27:15","slug":"ul-listed-pipe","status":"publish","type":"page","link":"https:\/\/www.tuspipe.com\/es\/standards\/ul-listed-pipe\/","title":{"rendered":"Tuber\u00eda con homologaci\u00f3n UL"},"content":{"rendered":"
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Fire Pipe-UL 852 Fire Production Pipe <\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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TUSPIPE’s fire protection piping is UL 852 certified. We also offer galvanized and FBE-coated Kanto piping. This ensures your fire protection piping can withstand high temperatures and pressures while maintaining safe and stable operation.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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UL 852 Fire Pipe<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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UL 852 fire pipe is a type of pipe that is specifically designed for fire fighting applications.<\/strong> The pipe is made from materials that are resistant to high temperatures and pressure, making it ideal for use in fire suppression systems. The pipe is also fitted with special fittings that allow it to be quickly connected to fire hoses and other fire fighting equipment.\u00a0<\/p>

In addition, the pipe is regularly inspected and tested by UL, an independent safety organization, to ensure that it meets the highest standards for safety and performance. As a result, UL 852 pipe for fire fighting is the preferred choice for many commercial and industrial buildings.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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fire Pipe Technical Parameters<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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En UL 852 <\/a>pipe is a type of fire pipe that is commonly used in fire fighting systems. It is also known as a standpipe. The fire sprinkler pipe is used to connect the fire fighting equipment to the water supply.\u00a0Many different types of coatings are available for the fire sprinkler pipe.\u00a0<\/span><\/p>

The most common type of coating is galvanizing. The galvanizing will protect the fire pipe from corrosion. The other type of coating that is available is FBE. The FBE coating will protect the pipe from UV rays and will also provide a barrier against chemicals.\u00a0<\/span><\/p>

The other type of coating that is available is varnish coatings. The varnish coatings will provide a barrier against water and will also provide a barrier against corrosion. The color of the fire sprinkler pipe is usually red or orange. The zinc silver color is also available. <\/span>The coating thickness for the fire sprinkler pipe is 250 microns to 550 microns. The working temperature for the fire sprinkler pipe is -30 degrees Celsius to 80 degrees Celsius (-22 degrees Fahrenheit to 176 degrees Fahrenheit). The working pressure for the fire sprinkler pipe is 0.1 megapascals to 0.25 megapascals.\u00a0<\/b><\/span><\/p>

Welding joints are strong and secure, but they require special equipment and training to create. Threaded connections are easy to create and can be disassembled if necessary, but they are not as strong as welding joints. Grooved connections are similar to threaded connections, but they provide a better seal against leaks. Flanged connections are the strongest type of connection, but they are also the most difficult to create. Ultimately, the best connection for a given application will depend on the requirements of the job.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Dimensions and Sizes of fire Pipe for Fire Fighting<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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N.D.<\/th>\nO.D.<\/th>\nSCH 10<\/th>\nSCH 30\/40<\/th>\n<\/tr>\n
GROSOR DE LA PARED<\/th>\nPESO NOMINAL<\/th>\nGROSOR DE LA PARED<\/th>\nPESO NOMINAL<\/th>\n<\/tr>\n
(mm)<\/th>\n(Inch)<\/th>\n(mm)<\/th>\n(Inch)<\/th>\n(mm)<\/th>\n(Inch)<\/th>\n(kg\/mtrs)<\/th>\n(lbs\/ft)<\/th>\n(mm)<\/th>\n(Inch)<\/th>\n(kg\/mtrs)<\/th>\n(lbs\/ft)<\/th>\n<\/tr>\n
15<\/td>\n\u00a01\/2<\/td>\n21.3<\/td>\n0.84<\/td>\n—-<\/td>\n—-<\/td>\n—-<\/td>\n—-<\/td>\n2.77<\/td>\n0.109<\/td>\n1.27<\/td>\n0.85<\/td>\n<\/tr>\n
20<\/td>\n\u00a03\/4<\/td>\n26.7<\/td>\n1.05<\/td>\n2.11<\/td>\n0.083<\/td>\n1.28<\/td>\n0.96<\/td>\n2.87<\/td>\n0.113<\/td>\n1.69<\/td>\n1.13<\/td>\n<\/tr>\n
25<\/td>\n1<\/td>\n33.4<\/td>\n1.32<\/td>\n2.77<\/td>\n0.109<\/td>\n2.09<\/td>\n1.41<\/td>\n3.38<\/td>\n0.133<\/td>\n2.5<\/td>\n1.68<\/td>\n<\/tr>\n
32<\/td>\n1-1\/4<\/td>\n42.2<\/td>\n1.66<\/td>\n2.77<\/td>\n0.109<\/td>\n2.69<\/td>\n1.81<\/td>\n3.56<\/td>\n0.14<\/td>\n3.39<\/td>\n2.27<\/td>\n<\/tr>\n
40<\/td>\n1-1\/2<\/td>\n48.3<\/td>\n1.9<\/td>\n2.77<\/td>\n0.109<\/td>\n3.11<\/td>\n2.09<\/td>\n3.68<\/td>\n0.145<\/td>\n4.05<\/td>\n2.72<\/td>\n<\/tr>\n
50<\/td>\n2<\/td>\n60.3<\/td>\n2.38<\/td>\n2.77<\/td>\n0.109<\/td>\n3.93<\/td>\n2.64<\/td>\n3.91<\/td>\n0.154<\/td>\n5.45<\/td>\n3.66<\/td>\n<\/tr>\n
65<\/td>\n2-1\/2<\/td>\n73<\/td>\n2.88<\/td>\n3.05<\/td>\n0.12<\/td>\n5.26<\/td>\n3.53<\/td>\n5.16<\/td>\n0.203<\/td>\n8.64<\/td>\n5.8<\/td>\n<\/tr>\n
80<\/td>\n3<\/td>\n88.9<\/td>\n3.5<\/td>\n3.05<\/td>\n0.12<\/td>\n6.46<\/td>\n4.34<\/td>\n5.49<\/td>\n0.216<\/td>\n11.29<\/td>\n7.58<\/td>\n<\/tr>\n
90<\/td>\n3-1\/2<\/td>\n101.6<\/td>\n4<\/td>\n3.05<\/td>\n0.12<\/td>\n7.41<\/td>\n4.98<\/td>\n5.74<\/td>\n0.226<\/td>\n13.58<\/td>\n9.12<\/td>\n<\/tr>\n
100<\/td>\n4<\/td>\n114.3<\/td>\n4.5<\/td>\n3.05<\/td>\n0.12<\/td>\n8.37<\/td>\n5.62<\/td>\n6.02<\/td>\n0.237<\/td>\n16.09<\/td>\n10.8<\/td>\n<\/tr>\n
125<\/td>\n5<\/td>\n141.3<\/td>\n5.56<\/td>\n3.4<\/td>\n0.134<\/td>\n11.58<\/td>\n7.78<\/td>\n6.55<\/td>\n0.258<\/td>\n21.79<\/td>\n14.63<\/td>\n<\/tr>\n
150<\/td>\n6<\/td>\n168.3<\/td>\n6.63<\/td>\n3.4<\/td>\n0.134<\/td>\n13.85<\/td>\n9.3<\/td>\n7.11<\/td>\n0.28<\/td>\n28.29<\/td>\n18.99<\/td>\n<\/tr>\n
200<\/td>\n8<\/td>\n219.1<\/td>\n8.63<\/td>\n4.78<\/td>\n0.188<\/td>\n25.26<\/td>\n16.96<\/td>\n7.04<\/td>\n0.277<\/td>\n36.82<\/td>\n24.72<\/td>\n<\/tr>\n
250<\/td>\n10<\/td>\n273.1<\/td>\n10.75<\/td>\n4.78<\/td>\n0.188<\/td>\n31.62<\/td>\n21.23<\/td>\n7.08<\/td>\n0.307<\/td>\n51.05<\/td>\n34.27<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Manufacturing Procedures of fire pipe-UL 852 fire pipe<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Generally, ERW is the most common method of manufacturing UL-listed<\/a>\u00a0fire pipes\u00a0for fire fighting<\/span>.\u00a0<\/span><\/p>

This technology was developed in the 1930s and was used extensively in coil-to-coil welding. As coil ends were welded, lap coils were formed that needed to be trimmed before further processing could continue.\u00a0<\/span><\/p>

Today, advances in high-frequency current welding have made it possible to produce ERW pipe that does not require coil-to-coil welding. This process begins with a flat coil of steel being unwound and passed through consecutive sets of rollers that progressively shape it into a tubular product. As the coil emerges from each set of rollers, it passes through an electrode that uses a high-frequency current to weld the edges together, thereby creating a welded pipe product. Afterward, various heat treatments may be applied to achieve desired strength characteristics for the finished product. The high quality and versatility of ERW pipe make it ideal for a variety of applications, including fire fighting, oil and gas transmission, structural tubing, and construction.<\/u><\/span><\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Different Connection Types of UL 852 Pipes<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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There are several types of connections used in UL 852<\/a>\u00a0fire sprinkler piping system. The most common are welding joints, threaded connections, grooved connections, and flanged connections. Each type has its own advantages and disadvantages, so it is important to choose the right one for the job at hand.<\/p>

Welding joints are strong and secure, but they require special equipment and training to create. Threaded connections are easy to create and can be disassembled if necessary, but they are not as strong as welding joints. Grooved connections are similar to threaded connections, but they provide a better seal against leaks. Flanged connections are the strongest type of connection, but they are also the most difficult to create. Ultimately, the best connection for a given application will depend on the requirements of the job.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Test and Inspection on UL 852 fire production Pipe<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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To ensure that our UL 852<\/a>\u00a0pipe for fire fighting meets the highest standards of quality and safety, we subject it to a rigorous series of tests during production.<\/p>

First, we perform a chemical analysis to check the composition of the material.<\/p>

Then, we conduct a tensile test to measure the strength of the fire pipes under tension.\u00a0<\/p>

Next, we bend the pipes to see how well they retain their shape.<\/p>

Finally, we flatten the pipes to check for any weak spots or flaws.<\/p>

We also hydrostatic test the fire pipes by filling them with water and checking for leaks.\u00a0<\/p>

Finally, we use weld seam ultrasonic or electromagnetic testing to ensure that the welds are strong and free from defects.<\/p>

\u00a0By subjecting our fire sprinkler pipe to these tests, we can be confident that it meets the highest standards of quality and safety.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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What is UL?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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UL (Underwriters Laboratories)<\/a> is a global safety certification company that tests products and writes standards for product safety. The UL mark is proof that a product has been tested by UL and meets the safety requirements in UL’s Standards for Safety.\u00a0<\/p>

Products that have the UL mark have undergone rigorous testing and are regularly inspected to ensure they continue to meet UL’s safety standards. UL 852 products are some of the safest products on the market and are trusted by consumers and businesses worldwide.\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Marks on UL 852 Pipe for Fire Fighting<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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En UL 852<\/a> fire pipe body is marked with the following information: name of manufacturer, pressure, heat number, steel grade, and the UL 852 certification mark. The nominal pipe sizes and length are also included in the fire pipe body. The schedule or model reference may be included on the fire pipe body as well. This information is important to ensure that the fire pipe is installed properly and is up to code. The UL 852 certification mark ensures that the fire pipe has been tested and meets all safety standards.<\/strong><\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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\u00bfPor qu\u00e9 elegir tuspipe?<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"icono-tubo\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Desde 1998, Tianjin United Steel Piping Co., Ltd (TUSPIPE) se ha comprometido a suministrar tubos de l\u00ednea de alta calidad.<\/p>\n

Con m\u00e1s de 500.000 toneladas de capacidad de producci\u00f3n anual, la empresa presta servicio a diversos campos e industrias, como la explotaci\u00f3n y transmisi\u00f3n de petr\u00f3leo y gas, la construcci\u00f3n naval y de autom\u00f3viles, el agua y la electricidad, la protecci\u00f3n del medio ambiente, la ingenier\u00eda mec\u00e1nica, la construcci\u00f3n de infraestructuras, etc.<\/p>\n

TUSPIPE da mucha importancia a la calidad de los productos y a un riguroso control de calidad de los mismos. Para mantener la buena calidad de los productos, la empresa ha establecido un Centro de Pruebas e Inspecci\u00f3n desde 2004. Con una serie de pruebas de \u00faltima generaci\u00f3n y equipos de inspecci\u00f3n, el centro de pruebas e inspecci\u00f3n es capaz de realizar las pruebas de tracci\u00f3n, pruebas hidr\u00e1ulicas, pruebas de impacto, DWTT, etc.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\"L\u00ednea-Tubo\"\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t
Tuber\u00edas<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\"REVESTIMIENTO\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t
Tuber\u00eda revestida<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\"FIRE-PIPE-ASTM-A795-Grade-A-sprinkler-pipe-supplied-by-Tianjin-United-Steel-Pipe\"\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t
Tubo de incendios<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\"Tuber\u00eda-Fabricaci\u00f3n-Spooling\"\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t
Fabricaci\u00f3n de acero<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

Fire Pipe-UL 852 Fire Production Pipe TUSPIPE’s fire protection piping is UL 852 certified. We also offer galvanized and FBE-coated Kanto piping. This ensures your fire protection piping can withstand high temperatures and pressures while maintaining safe and stable operation. UL 852 Fire Pipe UL 852 fire pipe is a type of pipe that is […]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":3364,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"no-sidebar","site-content-layout":"page-builder","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"disabled","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-2223","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.tuspipe.com\/es\/wp-json\/wp\/v2\/pages\/2223","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.tuspipe.com\/es\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.tuspipe.com\/es\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.tuspipe.com\/es\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tuspipe.com\/es\/wp-json\/wp\/v2\/comments?post=2223"}],"version-history":[{"count":0,"href":"https:\/\/www.tuspipe.com\/es\/wp-json\/wp\/v2\/pages\/2223\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/www.tuspipe.com\/es\/wp-json\/wp\/v2\/pages\/3364"}],"wp:attachment":[{"href":"https:\/\/www.tuspipe.com\/es\/wp-json\/wp\/v2\/media?parent=2223"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}