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What Is The Best Pipe To Use For Underground Drainage?

In the underground drainage system of municipal engineering, industrial projects and residential areas, the choice of pipes is very important. In the face of the mainstream PPR pipe, PVC pipe and HDPE pipe in the market, engineers and decision makers need to comprehensively consider multiple factors such as corrosion resistance, high pressure resistance, installation process and economic benefits. Although PPR pipe and PVC pipe can also meet the requirements under certain conditions, HDPE double-wall corrugated pipe with high pressure performance and excellent corrosion resistance, has become an increasingly ideal choice in underground drainage systems.

HDPE double-wall corrugated pipe

Qism 1, PPR Pip: The Balance Choice of Hoh Temperature Resistance and Corroziya Rmavjudligi

PPR Pipe Cxarakteristikalar

PPR trubkasi (tasodifiy kopolimerli polipropilen quvur) is known for its high temperature resistance (long-term use temperature 70℃) and chemical corrosion resistance, and its molecular structure is stable, especially suitable for transporting industrial wastewater containing acid and alkali components. Its inner wall smoothness reaches Ra≤0.1μm, which can effectively reduce scale deposition.

PPR trubkasi Aafzalliklari

Korroziyaga qarshilik: Resists pH 2-12 liquids to avoid the risk of metal pipe rust

Issiq eritma ulanishi: the strength of the welding reaches 90% of the body material, preventing potential leakage

Xizmat muddati: design life of 50 yillar, low maintenance cost

PPR trubkasi Ilova Suggestions

Chemical park wastewater discharge system

Ground source heat pump circulating water pipe network

High temperature steam condensate recovery pipeline

PPR Pipe Atahlil qilish

The impact strength is only 20kJ/m² (23 ° C), and the heavy duty vehicle rolling area should be avoided Linear expansion coefficient 0.15mm/(m·K), need to set expansion joint compensation

HDPE Vs PVC U

Qism 2, PVX Pip For Drainage System: Cost-effective Choice

Atahlil qilish Of PVX U Pip Performance Parametr

PVC-U Pipe (hard polyvinyl chloride pipe) with 0.6-1.6MPa ring stiffness and a cost advantage of 3-8$ per meter, occupy 60% share of the global underground drainage system. Its Vica softening point is ≥79℃, which can meet the requirements of conventional drainage temperature.

PVC U Pipe Advantage

Cost-effective: Cost of PVC U pipe raw material is 30%-40% lower than HDPE

Qulay qurilish: No professional equipment is required for socket connection, va o'rnatish samaradorligini oshiradi 50%

Biological Erosion Rmavjudligi: Not decomposed by microorganisms, suitable for sewage environment

PVC U Pipe Application

Residential rainwater collection network

Municipal road side ditch drainage system

Low corrosive industrial wastewater discharge

PVC U Pipe Using Tips

Low temperature impact resistance is poor (embrittlement temperature -5℃), the northern region needs to add a toughening agent

Long-term use temperature does not exceed 45 ° C, avoid conveying high temperature media

Qism 3, HDPE Pip: A Ttexnik Model of Hoh Presurs Rmavjudligi And Flexibility

The ring stiffness of HDPE double-wall corrugated pipe can reach SN8 level (8kN/m²), and the elastic bending rate of 1:100 has become the first choice for earthquake zones and settling areas. Its elongation at break exceeds 350% and can withstand 3% of foundation deformation.

HDPE double-wall corrugated pipe characters

High pressure resistance: HDPE pipe has a very high pressure resistance, and can effectively resist external loads under underground stress conditions to ensure long-term stable operation. This is also one of the important reasons for choosing high pressure drainage pipes.

Korroziyaga qarshilik: HDPE material itself has strong chemical resistance and corrosion resistance, whether it is industrial wastewater or urban sewage, HDPE pipe can maintain stable performance and become the ideal choice for corrosion resistant sewage pipes.

Light weight and easy to installation: HDPE pipe is light in weight, tashish va o'rnatish uchun qulayroqdir, and its flexible design makes it easier to adapt to terrain changes in the design specification of underground pipe network, reducing the risk caused by foundation settlement.

Uzoq xizmat muddati: Because HDPE pipe is not susceptible to corrosion and aging, its service life can usually reach more than 50 yillar, in line with international drainage pipe standards, to ensure the maximum return on investment.

HDPE double-wall corrugated pipe advantage

Zero leakage connection: electric fusion connection to achieve molecular level fusion

Aşınmaya qarshilik: the wear coefficient is 4 times that of the steel pipe, suitable for the medium containing gravel

Eco-friendly: 100% qayta ishlanadigan, in line with green building standards

HDPE double-wall corrugated pipe ilovas

Highway integrated pipe corridor drainage

Landfill leachate collection system

Coastal saline drainage works

HDPE double-wall corrugated pipe cost

The use of winding structural wall pipe (HDPE-SSP) can reduce the material consumption by 15%

The life cycle cost is 40% lower than that of concrete pipe

PPR Pipe for Underground Drainage

Part 4,Comparison of HDPE Pipe,PVX quvur & PPR trubkasi

IndexPPR quvurlariPVX quvurlarHDPE quvurlari
Siqilish kuchi (MPa)1.0-1.60.6-1.22.5-4.0
Harorat oralig'i (° C)– 20 ~ 95– 5 ~ 60– 50 ~ 80
Ulanish usuliHot melt butt jointAdhesive/rubber ringElectromelt/heat shrink tape
Cost per kilometer(10,000 USD)18-2510-1530-45
Applicable pipe diameter (mm)20-160110-630200-3000

Part 5,How To Choose The Correct Pipes

1. Geological conditions are preferred:

 Earthquake zone/soft ground → Select HDPE pipe

 Stable rock formation → Consider PVC pipe to reduce costs

2. Medium characteristics orientation:

 Oil/high temperature wastewater → PPR pipe

 Containing solid particles → HDPE double-wall bellows

3. Budget constraint considerations:

 Short-term project → PVC pipe

 Centennial Project → HDPE pipe

Yetkazib beruvchi

Luoyang Datang Energy Tech Co., Ltd. yuqori sifatli plastik quvurlar va armatura ishlab chiqarishga ixtisoslashgan yetakchi Xitoy ishlab chiqaruvchisi. Eng zamonaviy avtomatlashtirilgan ishlab chiqarish liniyalari bilan jihozlangan va bir guruh tomonidan qo'llab-quvvatlanadi 200 mutaxassislar, ustidan o'z ichiga olgan keng mahsulot qatorini taklif etamiz 150 types of plastic pipes and fittings designed for water supply and drainage systems, gaz uzatish, va poldan isitish tizimlari. Bizning asosiy mahsulotlarimiz PVX quvurlari va armaturalarini o'z ichiga oladi, PE (HDPE) Quvurlar va armatura, PPR quvurlari va armaturalari, va PEX pol isitish quvurlari.

Should you have any inquiries regarding PVC Pipe,PPR trubkasi & HDPE trubkasi , iltimos biz bilan bog'lanishda ikkilanmang!

Tel.:0086-183 3790 0677

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