{"id":2489,"date":"2026-03-10T06:24:46","date_gmt":"2026-03-10T06:24:46","guid":{"rendered":"https:\/\/anhui-bihe.com\/?post_type=product&p=2489"},"modified":"2026-04-22T02:04:23","modified_gmt":"2026-04-22T02:04:23","slug":"hdpe-gas-pipe","status":"publish","type":"product","link":"https:\/\/www.anhui-bihe.com\/fr\/product\/hdpe-gas-pipe\/","title":{"rendered":"Tuyau de gaz HDPE"},"content":{"rendered":"

HDPE Gas Pipe Overview<\/h2>\n

The HDPE Gas Pipe<\/a> is a high-performance polyethylene piping solution designed for safe and efficient gas transmission systems. It is widely used in underground urban gas networks due to its stable mechanical properties, corrosion resistance, and reliable long-term performance under varying environmental conditions.<\/p>\n

As a key material in modern pipeline engineering, HDPE Gas Pipe supports multiple gas transport applications, including natural gas, manufactured gas, liquefied petroleum gas, and biogas.<\/p>\n

Product Advantages of HDPE Gas Pipe<\/h2>\n

Excellent Low-Temperature Impact Resistance<\/h3>\n

HDPE material features an extremely low embrittlement temperature, enabling stable performance within a temperature range of -60\u00b0C to 60\u00b0C. This ensures safe construction and operation in cold environments, where traditional materials may become brittle and crack. The HDPE Gas Pipe maintains structural integrity even under sudden impact during winter installation or operation.<\/p>\n

Strong Resistance to Stress Cracking<\/h3>\n

HDPE Gas Pipe demonstrates low notch sensitivity and high shear strength, which significantly reduces the risk of crack initiation and propagation. Its excellent scratch resistance and environmental stress cracking resistance make it suitable for demanding underground installation conditions where external stress factors are present.<\/p>\n

Long Service Life with Aging Resistance<\/h3>\n

The pipe contains 2\u20132.5% uniformly distributed carbon black, which enhances resistance to ultraviolet radiation. As a result, HDPE Gas Pipe can be safely stored or used outdoors for up to 50 years without performance degradation caused by aging or environmental exposure.<\/p>\n

Excellent Chemical Corrosion Resistance<\/h3>\n

HDPE material is highly resistant to chemical corrosion from substances commonly found in soil. It does not react with acids, alkalis, or salts, ensuring long-term stability. In addition, as an electrical insulator, HDPE Gas Pipe avoids rusting, rotting, or electrochemical corrosion, making it highly suitable for buried pipeline systems.<\/p>\n

Reliable and Strong Connection Performance<\/h3>\n

HDPE Gas Pipe systems are typically connected using electrofusion technology. This method creates joints whose strength can exceed that of the pipe body itself, ensuring a sealed, stable, and leak-free pipeline network suitable for gas transmission safety requirements.<\/p>\n

Pipe Specifications and Models<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Nominal Outer Diameter(mm)<\/td>\nMinimum Wall Thickness(mm)<\/td>\n<\/tr>\n
SDR11<\/td>\nSDR17<\/td>\nSDR21<\/td>\nSDR26<\/td>\n<\/td>\n<\/tr>\n
16<\/td>\n3.0<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
20<\/td>\n3.0<\/td>\n1<\/td>\n–<\/td>\n–<\/td>\n<\/tr>\n
25<\/td>\n3.0<\/td>\n–<\/td>\n<\/td>\n–<\/td>\n<\/tr>\n
32<\/td>\n3.0<\/td>\n3.0<\/td>\n–<\/td>\n<\/td>\n<\/tr>\n
40<\/td>\n3.7<\/td>\n3.0<\/td>\n–<\/td>\n–<\/td>\n<\/tr>\n
50<\/td>\n4.6<\/td>\n3.0<\/td>\n3.0<\/td>\n<\/td>\n<\/tr>\n
63<\/td>\n5.8<\/td>\n3.3<\/td>\n3.0<\/td>\n–<\/td>\n<\/tr>\n
75<\/td>\n6.8<\/td>\n4.5<\/td>\n3.6<\/td>\n3.0<\/td>\n<\/tr>\n
90<\/td>\n8.2<\/td>\n5.4<\/td>\n4.3<\/td>\n3.5<\/td>\n<\/tr>\n
110<\/td>\n10.0<\/td>\n6.6<\/td>\n5.3<\/td>\n4.2<\/td>\n<\/tr>\n
125<\/td>\n11.4<\/td>\n7.4<\/td>\n6.0<\/td>\n4.8<\/td>\n<\/tr>\n
140<\/td>\n12.7<\/td>\n8.3<\/td>\n6.7<\/td>\n5.4<\/td>\n<\/tr>\n
160<\/td>\n14.6<\/td>\n9.5<\/td>\n7.7<\/td>\n6.2<\/td>\n<\/tr>\n
180<\/td>\n16.4<\/td>\n10.7<\/td>\n8.6<\/td>\n6.9<\/td>\n<\/tr>\n
200<\/td>\n18.2<\/td>\n11.9<\/td>\n9.6<\/td>\n7.7<\/td>\n<\/tr>\n
225<\/td>\n20.5<\/td>\n13.4<\/td>\n10.8<\/td>\n8.6<\/td>\n<\/tr>\n
250<\/td>\n22.7<\/td>\n14.8<\/td>\n11.9<\/td>\n9.6<\/td>\n<\/tr>\n
280<\/td>\n25.4<\/td>\n16.6<\/td>\n13.4<\/td>\n10.7<\/td>\n<\/tr>\n
315<\/td>\n28.6<\/td>\n18.7<\/td>\n15.0<\/td>\n12.1<\/td>\n<\/tr>\n
355<\/td>\n32.2<\/td>\n21.1<\/td>\n16.9<\/td>\n13.6<\/td>\n<\/tr>\n
400<\/td>\n36.4<\/td>\n23.7<\/td>\n19.1<\/td>\n15.3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Connection Methods for HDPE Gas Pipe\"\"
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Electrofusion Connection<\/h3>\n

Electrofusion connection uses specialized fittings with embedded resistance wires. When electric current passes through, heat is generated to melt both the fitting inner surface and the pipe outer surface. After cooling, a strong and integrated joint is formed, ensuring reliable sealing performance for HDPE Gas Pipe systems.<\/p>\n

Thermofusion Socket Connection<\/h3>\n

This method heats both the pipe spigot end and the fitting socket simultaneously. Once the surfaces reach a molten state, the pipe is inserted into the fitting and held in place until cooling completes. The result is a stable and durable connection suitable for gas pipeline installation.<\/p>\n

Thermofusion Butt Connection<\/h3>\n

Thermofusion butt connection involves heating the ends of HDPE pipes using a heating plate until they reach a molten state. The ends are then pressed together under controlled pressure and allowed to cool naturally. This traditional method is widely used in polyethylene pipeline systems, including HDPE Gas Pipe installations, ensuring strong and continuous pipeline integrity.<\/p>\n

Application Areas of HDPE Gas Pipe<\/h2>\n

HDPE Gas Pipe is suitable for buried polyethylene gas transmission systems operating in underground urban environments. It is designed for use under temperatures ranging from -20\u00b0C to 40\u00b0C, with a maximum permissible working pressure not exceeding 0.7 MPa.<\/p>\n

It can be used for transporting multiple types of gases, including:<\/p>\n

    \n
  1. Natural gas such as pure natural gas, associated petroleum gas, and mine gas<\/li>\n
  2. Manufactured gases such as coke oven gas, water gas, oil-derived gas, and blast furnace gas<\/li>\n
  3. Liquefied petroleum gas (LPG)<\/li>\n
  4. Biogas<\/li>\n<\/ol>\n

    These characteristics make HDPE Gas Pipe a practical solution for modern urban energy infrastructure and underground gas distribution systems.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

    Le tuyau de gaz HDPE est largement utilis\u00e9 dans les syst\u00e8mes de transport de gaz en raison de sa s\u00e9curit\u00e9, de sa durabilit\u00e9 et de ses longues performances de service sup\u00e9rieures. Il \u00e9limine efficacement les probl\u00e8mes de corrosion et de fuite de joints couramment rencontr\u00e9s dans les pipelines en acier et en fonte, garantissant ainsi un fonctionnement stable et s\u00e9curis\u00e9 des r\u00e9seaux de gaz.<\/p>\n

    Le mat\u00e9riau HDPE est chimiquement inerte et r\u00e9sistant \u00e0 une large gamme de milieux chimiques, ce qui le rend adapt\u00e9 aux environnements souterrains complexes Il a \u00e9galement un faible coefficient de frottement, ce qui se traduit par une faible r\u00e9sistance \u00e0 l'\u00e9coulement et une efficacit\u00e9 de transport plus \u00e9lev\u00e9e.<\/p>\n

    Le tuyau de gaz HDPE utilise la technologie de soudage par \u00e9lectrofusion, formant des joints avec une r\u00e9sistance sup\u00e9rieure \u00e0 celle du corps de tuyau lui-m\u00eame, ce qui am\u00e9liore consid\u00e9rablement la fiabilit\u00e9 du syst\u00e8me et les performances d'\u00e9tanch\u00e9it\u00e9. Le mat\u00e9riau a g\u00e9n\u00e9ralement un allongement \u00e0 la rupture sup\u00e9rieur \u00e0 500%, offrant une excellente t\u00e9nacit\u00e9 et r\u00e9sistance \u00e0 la d\u00e9formation.<\/p>\n

    De plus, le tuyau de gaz HDPE d\u00e9montre une forte r\u00e9sistance sismique, une flexibilit\u00e9 et une excellente r\u00e9sistance aux dommages caus\u00e9s par les rayures. Il fonctionne \u00e9galement bien contre la croissance lente des fissures (SCG) et la propagation rapide des fissures (RCP), garantissant ainsi la s\u00e9curit\u00e9 op\u00e9rationnelle \u00e0 long terme dans les applications de gazoducs.<\/p>","protected":false},"featured_media":2490,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[50],"product_tag":[],"class_list":{"0":"post-2489","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-gas-pipe-series","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/www.anhui-bihe.com\/fr\/wp-json\/wp\/v2\/product\/2489","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.anhui-bihe.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.anhui-bihe.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.anhui-bihe.com\/fr\/wp-json\/wp\/v2\/comments?post=2489"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.anhui-bihe.com\/fr\/wp-json\/wp\/v2\/media\/2490"}],"wp:attachment":[{"href":"https:\/\/www.anhui-bihe.com\/fr\/wp-json\/wp\/v2\/media?parent=2489"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.anhui-bihe.com\/fr\/wp-json\/wp\/v2\/product_brand?post=2489"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.anhui-bihe.com\/fr\/wp-json\/wp\/v2\/product_cat?post=2489"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.anhui-bihe.com\/fr\/wp-json\/wp\/v2\/product_tag?post=2489"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}