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Pre-Insulated Steel Pipe Polyurethane Foam Insulation Pipe Overhead insulation pipe

Why use Pre-insulated Pipes?

The Benefits of Using Pre-insulated Pipes

Pre-insulated pipes offer a host of advantages that make them an attractive option for various applications. Here are some key reasons why they are commonly used:

  1. Thermal Efficiency: The insulating layer of pre-insulated pipes preserves the temperature of the fluid being transported. This reduces the need for additional heating or cooling along the pipeline, thereby saving energy.
  2. Durability and Panjang umur: The protective cladding safeguards the insulation layer, protecting it from environmental damage, lembapan, and mechanical stress. This protection helps to extend the lifespan of the pipe system and reduce maintenance requirements, leading to long-term cost savings.
  3. Keselamatan: The external cladding also provides an additional layer of safety, protecting the pipeline from potential damage and reducing the risk of leaks that could harm the environment or pose safety risks.
  4. serba boleh: Pre-insulated pipes are suitable for a wide range of applications, including district heating and cooling systems, water and wastewater transmission, and oil and gas pipelines.
  5. Kemudahan Pemasangan: Pre-insulated pipes typically come as a single unit consisting of the pipe, insulation, and cladding, which makes them easier and quicker to install than traditional pipe-insulation systems.
  6. Environmental Impact: By maintaining the temperature of the transported fluids and reducing the need for additional heating or cooling, pre-insulated pipes help to lower greenhouse gas emissions.

Kesimpulannya, the use of pre-insulated pipes can lead to significant benefits in terms of kecekapan tenaga, penjimatan kos, safety, dan kelestarian alam sekitar.

Pre-insulated pipes serve numerous applications in diverse fields such as district heating and cooling, water and wastewater transmission, as well as oil and gas pipelines. The construction of these pipes includes a central pipe, responsible for the flow of the transported fluid, surrounded by an insulating layer, all protected by an external layer or cladding. The insulation’s role is to preserve the fluid’s temperature, while the cladding safeguards the insulation and aids in maintaining the pipe system’s integrity.

Lazimnya, pre-insulated pipes featuring metal cladding are made from materials such as carbon steel, keluli tahan karat, or aluminum. The method of roll bonding is used to apply the metal cladding over the insulation. This process involves bonding the metal and insulation layers together under heat and pressure. The metal cladding offers protection to the insulation layer against mechanical damages, lembapan, and various environmental factors, thereby enhancing the pipe system’s lifespan.

The use of pre-insulated pipes with metal cladding is prevalent in various industries such as power generation, minyak dan gas, and district heating and cooling. These pipes are especially beneficial in scenarios where they are subjected to extreme temperatures, tekanan mekanikal, or other severe conditions. The metal cladding adds an extra protective layer for the insulation, which contributes to the pipe system’s long-term reliability and performance.

What codes and standards do we follow at abtersteel?

abtersteelmanufactures its product range for district cooling strictly in compliance with EN17415-1, EN17415-2, EN17415-3, EN489 dan piawaian lain yang berkaitan, yang akan memastikan hayat teknikal minimum 50 tahun apabila direka dan dipasang dengan betul.

Pre-Insulated Steel Pipe Polyurethane Foam Insulation Pipe Overhead Insulation Pipe

Spesifikasi1.The pre-insulated steel pipe coated with high density polyurethane foam can resistant the temperature up to 140°c.

2.With the corrosion resistant hdpe jacket pipe can make the pipe directly buried underground without trench.

3.Different size pipe and pipe fittings can service for different heating and cooling project.

4.The polyurethane foam thickness can be designed from 26.5-83mm or more.
Pre-Insulated Steel Pipe Polyurethane Foam Insulation Pipe Overhead Insulation Pipe

Type test of welded joint include the following tests:

  1. Polyurethane (PUR) foam thermal stability
  2. Water tightness
  3. Stress crack resistance
  4. Bending test on welded plug
  5. Melt mass-flow rate of welded plug

Additional to this type test we are testing our weld joints according to:

  1. Soil stress test (Sand Box test)
  2. Water tightness test (after soil stress test)
  3. Polyurethane thermal stability
  4. Bending test on welded plug
  5. Melt mass-flow rate of welded plug

Type test shrinkable sealed joint include the following test:

  1. Polyurethane (PUR) foam thermal stability
  2. Soil stress test (Sand Box test)
  3. Water tightness (after soil stress test)
  4. Bending test on welded plug
  5. Melt mass-flow rate of welded plug

PIPE DATAS

DN Steel pipe(mm) HDPE pipe(mm) Thickness of insulation layer
diameter ketebalan diameter ketebalan (mm)
25 32 3 90 2.5 26.5
40 45 3.5 110 2.5 30
50 57 3.5 120 3 28.5
70 76 4 140 3 29
80 89 4 150 3 27.5
100 108 4.5 180 3 33
125 133 4.5 225 3.5 42.5
150 159 5 250 3.9 41.6
200 219 6 315 4.9 43.1
250 273 6 365 5.6 40.4
300 325 7 420 7 40.5
350 377 7 500 7.8 53.7
400 426 7 560 8.8 58.2
450 478 8 600 8.8 52.2
500 529 8 655 9.8 53.2
600 630 8 760 11.5 53.5
700 720 8 850 12 53
800 820 10 960 14 56
900 920 10 1055 14 53.5
1000 1020 10 1155 14 53.5
1100 1120 12 1256 14 54
1200 1220 12 1370 16 59
1200 1220 14 1370 16 59
1400 1420 14 1580 16 64
1400 1420 16 1600 18 72

Pre-Insulated Steel Pipe Polyurethane Foam Insulation Pipe Overhead Insulation Pipe
INSULATED INFOS

Penerangan paip keluli penebat haba poliuretana
Wall Tickess 0.5mm-16mm
Panjang 1m-12m ,atau mengikut kehendak pelanggan
Standard Pengeluaran API 5L PSL1/ PSL2,ASTM A53,ASTM A252,GB/T9711.1,GB/T3091,SY/T 5037-2012,DIN1626,EN10219,EN10217
tamat 30~35° Beveled end
Kawalan kualiti 100% X-Ray inspection
100%Hydraulic Pressure test
100% Pemeriksaan ultrasonik
Internal lining Epoksi , simen kereta, dan mengikut kehendak pelanggan
Tekanan operasi <1.6Mpa
Cara diletakkan dikebumikan, atas kepala, parit
Grade of the steel pipe

and pipe fitting

20#/Q235 Seamless steel pipe and spiral steel pipe (GB and oil standard)
Bahan penebat Bahan buih poliuretana tegar tanpa Fluorida berbuih air

(ketumpatan buih: 60kg/m3-80kg/m3

Ketegangan permukaan dalam

paip polietilena berketumpatan tinggi

≥50dy/sm

Pre-Insulated Steel Pipe Polyurethane Foam Insulation Pipe Overhead Insulation Pipe

Pre-Insulated Steel Pipe Polyurethane Foam Insulation Pipe Overhead Insulation Pipe

Nama Produk district heating polyurthane foam insulation flexible hot water pipe
thermal insulation pipe
polyurethane pipe insulation
waterproof pipe
Komposisi
Penggunaan 1.urban centralized heat supply
2.warm room
3.coal mine
4.petroleum
5.chemical and other anti-corrosion insulation field
Suhu sederhana 50°C-120°C,Maks:140 °C
Working pressure <2.5Mpa
Laying method 1.direct bury
2.built on stilts
3.parit
Technology 1.Advanced Corona treatment
2.Impeller blasting
3. Leakage alarm line
Piawaian CJ/T114-2000, CJ/T155-2001, EN253:2003
GB/T9711.1-1997, GB/T8163-1999
Kelebihan 1.good insulation properties ,low heat loss (yang 25% of traditional pipes),
2.energy saving
3.waterproof and corrosion resisdence
4.no trench,be directly buried in ground or water

Pre-Insulated Steel Pipe Polyurethane Foam Insulation Pipe Overhead Insulation Pipe

Pre-Insulated Steel Pipe Polyurethane Foam Insulation Pipe Overhead Insulation Pipe
Pre-Insulated Steel Pipe Polyurethane Foam Insulation Pipe Overhead Insulation Pipe
Pre-Insulated Steel Pipe Polyurethane Foam Insulation Pipe Overhead Insulation Pipe
Pre-Insulated Steel Pipe Polyurethane Foam Insulation Pipe Overhead Insulation Pipe
Pre-Insulated Steel Pipe Polyurethane Foam Insulation Pipe Overhead Insulation Pipe

How do pre-insulated pipes compare in cost to traditional pipe-insulation systems?

Comparing the Costs: Pre-Insulated Pipes vs. Traditional Pipe-Insulation SystemsWhen comparing the costs of pre-insulated pipes to traditional pipe-insulation systems, it’s critical to consider both the upfront costs and the long-term operational costs.

Upfront Costs

From an initial investment perspective, pre-insulated pipes can be more expensive than traditional pipe-insulation systems. This is due to the advanced manufacturing process and the integrated design, which includes the pipe, insulation, and protective cladding all in one unit.

Long-Term Operational Costs

While the upfront costs for pre-insulated pipes might be higher, the long-term operational costs often prove to be lower. Here’s why:

  1. Energy Efficiency: Pre-insulated pipes are highly efficient at maintaining the temperature of the transported fluids, reducing the need for additional energy for heating or cooling. This leads to significant energy savings over time.
  2. Ketahanan: The protective cladding of pre-insulated pipes protects the insulation from damage, extending the lifespan of the pipe system and reducing the need for maintenance or replacement.
  3. Kemudahan Pemasangan: Because pre-insulated pipes come as an integrated unit, they can be quicker and easier to install than traditional systems, cutting down on labor costs.

Overall Cost Comparison

In short, while pre-insulated pipes may have a higher initial cost, their kecekapan tenaga, ketahanan, and ease of installation can lead to significant savings in the long run. Oleh itu, when comparing the costs of pre-insulated pipes and traditional pipe-insulation systems, it’s important to consider the total lifecycle costs, not just the upfront investment.

ABTER KELULI

ibu pejabat

ABTER Steel berbangga dengan menyediakan perkhidmatan sepanjang masa kepada pelanggan kami.
+ 86-317-3736333

www.Lordtk.com

[email protected]


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