• Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments
  • Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments
  • Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments
  • Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments
  • Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments
  • Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments

Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments

Compound Material: Steel Plastic Composite Pipe
Material: PEX-Al-PEX
Installation and Connection: Electric fusion Connection
Technology of Plastic Composite Pipe: Internal and External Coating
Base Pipe of Plastic Composite Pipe: Welded Steel Pipe
Internal Coating Materials of Plastic Composite Pipe: Polyethylene Coating Steel Pipe
Customization:
Manufacturer/Factory & Trading Company

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Shandong, China
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  • Overview
  • Product Description
  • Connection Method
  • Product Parameters
  • Our Advantages
  • Certifications
  • Company Profile
  • FAQ
Overview

Basic Info.

Model NO.
DH-SRTP-SKGSG
Plastic Composite Pipe Coating Form
Inner and Outside Coating
Steel Skeleton PE Pipe Use
Municipal, Chemical, Oil Pipeline, Mining
Product
Composite Steel Pipe
Raw Material
High Quality Copper Steel, Modified Raw Material
Pressure
Maximum 15MPa
Length
6-12-25 or Customizable
Steel Material
70# Copper Steel 2050MPa
Basic Material
High Density Polyethylene
Nominal Diameter
50mm - 1200mm (1.96-47.2 Inches)
Application
Coal Mine/Water Supply/Oil&Gas
Color
Red/Yellow/Blue/Green or Customizable
Connection Method
Mechanical Physical Connection or Electrofusion Co
Transport Package
by Truck, by Sea
Trademark
DHPI
Origin
China
HS Code
7303009000
Production Capacity
500000 Kilometers /Year

Product Description


 

Product Description

Item Steel wire reinforced PE composite pipe
Structure inner pe pipe + diagonal winding steel wire + outer pe
Steel material  70# copper steel, strength of extension≥2050MPa
Basic material high density polyethylene
Composite material adhesive resin
Conductive Standard GB/T13663.1  ,GB/T15558. 
Nominal diameter 50mm - 1200mm (1.96-47.2 inches)
Pressure resistance  from 0.8Mpa to 15.0 Mpa
Peeling strength  average peeling strength≥15N/mm,single sample peeling strength≥12N/mm
Application mining,water supply and drainage, liquid /paste transmission, oil &gas, air /CNG , solid waste backfill ect. 
Cooperation partner SINIPEC, TOTAL, BOREALIS, PetroChina ect. 
 
Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments
Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments

Anti-static Flame Retardant Colored steel wire reinforced PE composite pipe,also known as SRTP pipe, is a type of pipeline made by winding high-strength steel wires around a polyethylene (PE) core. Abandoning the principle of carbon black conductivity and adopting our company's independent research an development of color antistatic flame retardant effects while having a bright appearance,which had epoch-making significance for standardized mine comnstruction.

Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments
Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments
Donghong TOP-modify material modification technology, creating an era of anti-static flame retardant safety for plastic pipes.
Donghong 12 researchers, after 5 years of successful development of TOP-modify material modification technology, under the premise of maintaining the tensile properties of the pipe, the surface resistance <105Ω, antistatic, flame retardant effect is better than the industry standard, to protect the safety of mining pipeline without worry.

Connection Method


Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments
Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments

1.Electrofusion Welding: This method involves using specialized equipment to heat the pipe ends and fittings, melting the material and allowing them to fuse together.

2.Butt Fusion Welding: Similar to electrofusion welding, butt fusion welding involves heating the pipe ends and then pressing them together to create a seamless joint.

3.Flange Connections: Flange connections utilize flanges attached to the pipe ends, which are then bolted together with gaskets to create a secure seal.

4.Mechanical Couplings: Mechanical couplings are used to join pipe sections together using compression fittings or clamps, providing a quick and easy connection method.

5.Threaded Connections: Some steel wire reinforced PE composite pipes feature threaded ends, allowing them to be screwed together with compatible fittings or adapters.

Product Parameters

Nominal diamter /mm Nominal Pressure / Mpa
0.8  1.0 1.25  1.6  2.0  2.5  3.0  3.5  4.0  5.0  6.3  7.0  8.0  9.0  10.0 11.0 12.0 13.0 14.0 15.0
Nominal Wall Thickness / mm
50 / / / 4.5 5.0 5.5 5.5 5.5 6.0 8.5 9.0 9.5 10.0 10.0 10.0 10.0 10.0 10.0 10.5 10.5
63 / / / 4.5 5.0 5.5 5.5 5.5 6.5 8.5 9.0 10.0 10.0 10.0 10.0 10.5 10.5 11.5 11.0 11.0
75 / / / 5.0 5.0 5.5. 6.0 6.0 9.5 9.5 9.5 10.5 10.5 10.5 11.5 11.5 12.0 12.0 12.0 12.0
90 / / / 5.5 5.5 5.5 6.0 6.0 10.0 10.5 10.5 11.5 11.5 11.5 12.0 12.0 12.0 12.0 12.5 13.0
110 / 5.5 5.5 7.0 7.0 7.5 8.5 8.5 11.0 12.0 12.0 12.0 12.0 13.0 13.0 13.5 13.5 14.5 14.5 15.5
125 / 5.5 5.5 7.5 8.0 8.5 9.5 9.5 11.0 11.0 12.0 12.0 13.0 13.0 15.0 15.0 15.0 15.0 15.5 15.5
140 / 5.5 5.5 8.0 8.5 9.0 9.5 9.5 11.0 11.0 13.0 13.0 15.0 15.0 15.0 15.0 15.0 15.0 16.0 16.5
160 / 6.0 6.0 9.0 9.5 10.0 10.5 10.5 11.0 12.0 14.0 14.0 15.0 15.0 15.0 15.5 16.0 16.0 17.0 17.0
180 / 6.0 6.0 9.5 10.5 1.0 12.0 12.5 13.0 13.0 14.0 15.0 15.0 15.0 15.0 15.5 16.0 17.0 / /
200 / 6.0 6.0 9.5 10.5 11.0 12.0 12.5 13.0 13.0 15.0 15.0 15.0 15.0 16.0 17.0 17.0 / / /
225 / 8.0 8.0 10.0 10.5 11.0 12.0 13.0 13.0 13.0 14.0 15.0 16.0 17.0 17.0 / / / / /
250 8.0 10.5 10.5 12.0 12.0 12.5 14.0 14.0 14.0 15.0 16.0 17.0 17.0 / / / / / / /
280 9.5 11.0 11.0 13.0 13.0 15.0 15.0 17.0 17.0 18.0 18.0 19.0 20.0 / / / / / / /
315 9.5 11.5 11.5 13.0 13.0 15.0 15.0 18.0 18.0 19.0 20.0 / / / / / / / / /
355 10.0 12.0 12.0 14.0 14.0 17.0 17.0 19.0 19.0 20.0 21.0 / / / / / / / / /
400 10.5 12.5 12.5 15.0 16.0 17.0 17.0 19.0 21.0 / / / / / / / / / / /
450 11.5 13.5 13.5 16.0 18.0 18.0 19.0 20.0 21.0 / / / / / / / / / / /
500 12.5 15.5 15.5 18.0 19.0 22.0 23.0 24.0 / / / / / / / / / / / /
560 17.0 20.0 20.0 22.0 22.0 24.0 26.0 / / / / / / / / / / / / /
630 20.2 23.0 23.0 26.0 26.0 28.0 / / / / / / / / / / / / / /
710 23.0 26.0 28.0 30.0 32.0 / / / / / / / / / / / / / / /
800 27.0 30.0 32.0 34.0 36.0 / / / / / / / / / / / / / / /
900 29.0 33.5 35.0 38.0 40.0 / / / / / / / / / / / / / / /
1000 34.0 37.0 40.0 45.0 47.0 / / / / / / / / / / / / / / /
1200 38.0 40.0 43.0 50.0 / / / / / / / / / / / / / / / /
Note: can be customized by customer's needs.
Application Cases
 
Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments
Shenhua Shendong Coal Group Underground Pipeline Network System Project

Demonstrating Donghong Pipeline's High Standard of Safe Operation Expertise.
Shenhua Shendong Coal Group is the core coal production enterprise of Shenhua Group, with 15 mines, and the main indicators of safety, production, technology, economy and so on have reached the first domestic and world-class level. As a long-term strategic partner of Shenhua Shendong Coal Group, Donghong Pipeline undertakes the construction and after-sales service guarantee of its underground pipeline network system project. 20 years, Donghong mining pipeline has been running safely for 165,000 kilometers, which can circle around the earth's equator for 4 times; all Donghong pipelines are about 398,000 kilometers in total, which is equivalent to the connection between the earth and the moon.

Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments

Our Advantages

1.Corrosion Resistance: The PE (polyethylene) inner layer provides excellent resistance to corrosion, making the pipe suitable for conveying various fluids, including water, chemicals, and hydrocarbons.

2.High Strength: The steel wire reinforcement enhances the pipe's structural integrity, allowing it to withstand high-pressure applications and external loads such as soil and traffic loads.

3.Lightweight: Compared to traditional metal pipes, steel wire reinforced PE composite pipes are lightweight, making them easier to transport, handle, and install, reducing labor and equipment costs.

4.Flexibility: The flexibility of PE materials allows for the pipe to be bent and routed around obstacles without the need for additional fittings, reducing the risk of leaks and minimizing installation time.

5.Longevity: Steel wire reinforced PE composite pipes have a long service life, as they are resistant to environmental factors such as UV radiation, abrasion, and chemical exposure, reducing maintenance requirements and lifecycle costs.

6.Cost-Effectiveness: The combination of durability, lightweight design, and ease of installation results in overall cost savings over the lifetime of the pipeline, making it a cost-effective solution for various applications.

These advantages make steel wire reinforced PE composite pipes a preferred choice for a wide range of industries, including mining, water supply, municipal infrastructure, and industrial applications.
 

Exhibition Experiences
Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments

Certifications

 

Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments

Company Profile

Shandong Donghong Pipe Industry Co., Ltd. (referred to as: Donghong Co., Ltd., stock code: 603856) is headquartered in Qufu, China, the hometown of Confucius.Is an engineering pipeline manufacturer, pipeline engineering service provider and pipeline engineering general contractor with the main business of four categories of functional and customized pipelines: special pipelines for rainwater and sewage diversion, special pipelines for municipal areas, special pipelines for industrial and mining areas, and special pipelines for national key engineering projects. The company has built up an industrial ecosystem with the participation of design institutes, financial institutions,  port logistics, construction units, upstream and downstream enterprises, etc. The company is committed to becoming a global leading pipeline system comprehensive solution provider by making intelligent pipelines change human life and constant safety of pipeline transportation.
Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments

Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments
Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments
Asfr HDPE Steel Wire Composite Pipe Anti-Static and Fire Retardant Pipefor Coal Dust or Methane Explosion Environments

Donghong has more than 200 R&D personnel and more than 100 patents. Relying on national enterprise technology  center, national CNAS laboratory, academician expert workstation, post-doctoral workstation and other national technology R&D platforms, Donghong deepens the research on digitalization, informatization and intelligentization of pipeline engineering and leads the development of engineering pipeline industry. Relying on national technology research and development platforms such as National Enterprise Technology Center, National CNAS Laboratory,  Academician Expert Workstation, Post-doctoral Workstation, etc., Donghong deepens the research on the digitization, informatization and intelligence of pipeline engineering, leads the development of engineering pipeline industry, and serves the national key strategic projects and people's livelihood projects, such as South-to-North Water Diversion, Huangzhilin, Hanzhiwei, Beijing-New Zealand Expressway, One Belt, One Road, "Two Clear and One Tip", standardized farmland, urban and rural water supply integration, Liren gas, centralized heat supply, etc. The company has been engaged in national key strategic projects and people's livelihood projects.

FAQ

1. Is your product meets the international standard ?
Our products have pass CE, BV, ISO and wars certificate, and all figures indicates higher than standard, you can feel free to let us know which national standard you required, we will check or test it for you.

2. What kind of service do you offer ?
As a manufacture fatory, we provide pipe products, pipe fittings, package and shipping; as a professional consulation company we provide project consulting advise, pipe system solutions and design suggestions; as an engineering focused enterprise , we also provide pipeline contractor service and pipe repair service, also can give free maintance guidance.

3. Do you support OEM/ODM service?
Yes, we offer customization in material, specification, logo, package , connection methods andothers. Meanwhile, our professional team can offer solution suggestion for your specified projects, we have successfull cases of that service.

4. What's your terms of payment?
T/T or L/C at sight.

5. How can you gurantee the goods you offered is qualified?
We warmly welcome all customers arrange the visit to our company and see our goods in sight, we can also provide strict test as per customer required before order. Meanwhile, before the bulk production, we can dispatch samples for customer to do their own tests to qualify the products.

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