The 3PE-coated steel pipe boasts outstanding resistance against impacts, abrasion, shocks, and acid, while offering superior quality and an extended service lifespan.
The three-layer polyethylene (3LPE) coating system features a multi-functional structure: it begins with a high-performance fusion-bonded epoxy (FBE) primer, continues with a layer of copolymer adhesive, and is completed with a robust outer polyethylene film designed to deliver enduring protection. This 3LPE approach ensures exceptional safeguarding for both small and large diameter pipelines that operate in environments with moderate to moderately high temperatures
Owing to their outstanding reliability and performance, these pipes are extensively utilized across various sectors including oil and gas, water supply, and chemical transportation.
Corrosion Protection
The 3PE coating delivers superior corrosion defense, effectively mitigating rust formation and prolonging the lifespan of steel pipes even in severe conditions such as subterranean or submerged environments.
Enhanced Durability
Engineered to endure intense mechanical pressures, wear, and impacts, 3PE-coated pipes are remarkably robust. They are designed to operate reliably across a spectrum of industrial applications, including those subjected to extreme conditions.
Temperature Resilience
The durable polyethylene outer layer is capable of withstanding temperature fluctuations ranging from -40°C to +80°C, ensuring optimal performance in both low and high temperature settings.
Chemical Resistance
The advanced coating system resists degradation from various chemicals, including acids, bases, and other corrosive agents, making these pipes an excellent choice for chemical processing and industrial applications.
Environmental Safeguarding
Constructed with environmental safety in mind, 3PE-coated pipes adhere to stringent standards for natural resource protection. The coating minimizes the risk of leaks and prevents contaminant release into the ecosystem.
Simplified Installation and Low Maintenance
Ease of installation and reduced upkeep are key benefits of these pipes. Their long-lasting, resilient coating minimizes maintenance demands over time, contributing to overall cost efficiency.
Cost Efficiency
While providing superior protection and performance, 3PE pipes remain competitively priced. Their reduced need for frequent repairs and replacements translates into substantial long-term savings.
Versatility in Use
3PE-coated pipes are adaptable to a wide range of applications, serving effectively in water distribution networks, oil and gas transport systems, and various chemical industry infrastructures.
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what-is-3lpe-pipe
Understanding the 3PE Pipe A 3PE pipe, which stands for three-layer polyethylene-coated steel pipe, is a preferred choice in pipeline systems because of its remarkable corrosion resistance, longevity, and robustness. This overview details its key characteristics, practical applications, and the benefits that make it indispensable for industries that rely on resilient pipeline solutions.
In essence, a 3PE pipe is a steel pipe protected by a three-layer coating designed to significantly enhance its resistance to corrosion. Its composite structure is as follows:
• Epoxy Primer Layer: This initial layer firmly adheres to the steel, creating a barrier that minimizes the exposure to moisture and oxygen, thus reducing the risk of corrosion. • Adhesive Layer: Acting as a bonding agent, this middle layer secures the epoxy primer to the outer layer, adding flexibility and an extra measure of protection. • Polyethylene Outer Layer: The final layer provides excellent mechanical protection, guarding against abrasions, impacts, and various environmental stresses.
By integrating these three distinct layers, the 3PE pipe is engineered to offer superior durability and extended service life, ensuring reliable performance even in harsh operating conditions.
Advantages of Utilizing 3PE Pipes
Enhanced Corrosion Defense
The three-layer polyethylene coating forms a robust barrier against corrosion triggers such as moisture, chemicals, soil, and other environmental aggressors. This benefit is especially significant for installations located underground or underwater.
Extended Operational Longevity
Owing to their corrosion-resistant design, 3PE pipes help minimize maintenance demands and prolong the overall service life of pipeline networks, thereby reducing the frequency of costly replacements.
Remarkable Durability and Impact Resilience
Engineered to withstand considerable mechanical stress, abrasion, and impact, these pipes are ideal for environments prone to physical damage. The reinforced coating safeguards the pipes during transportation, installation, and regular operation.
Superior Thermal Insulation
The polyethylene layer not only protects against external damage but also enhances thermal insulation. This characteristic helps in retaining heat during fluid transport, which is particularly beneficial in high-temperature applications and contributes to energy efficiency.
Broad Chemical Resistance
The robust 3PE coating offers effective resistance against a wide spectrum of chemicals, including acids, alkalis, and other corrosive substances. This makes them well-suited for challenging chemical and industrial environments.
Low Maintenance Costs
Because of their resilience and long-lasting protection, these pipes require minimal upkeep. The decreased need for regular repairs and replacements translates into substantial cost savings over time.
Ease of Installation
Designed for simplicity, 3PE pipes are both lightweight and flexible, which makes installation straightforward and reduces the overall labor required on large-scale projects.
Environmental Safety
The advanced coating plays a crucial role in preventing the leakage of harmful substances, ensuring that chemicals or gases are securely contained. This environmental safeguard meets high safety standards and helps preserve natural resources.
Versatility Across Applications
The adaptable nature of 3PE pipes makes them suitable for a variety of uses, from oil and gas and water supply systems to chemical transport, construction, agriculture, and power generation, meeting the diverse requirements of multiple industries.
애플리케이션
The three-layer coating of epoxy primer, polyethylene adhesive, and outer polyethylene layer ensures long-lasting protection for steel pipes in multiple applications.
Oil and Gas Transportation
These pipes are ideal for transporting crude oil, natural gas, and petroleum products, where corrosion resistance is critical for long – term operation.
Water Distribution Systems
3PE pipes are often used in water supply systems, ensuring safe and efficient water transport without the risk of corrosion or contamination.
Sewage Systems
Their durability and corrosion resistance make them an excellent choice for sewage pipelines, which are exposed to harsh chemicals and moisture.
Marine Pipelines
3PE pipes are ideal for underwater pipelines, where corrosion resistance is essential to protect the pipe from saltwater and marine organisms.
산업용 파이프라인
In industries such as chemicals, power plants, and refineries, 3PE pipes are used to transport chemicals and other hazardous materials.
What is the characteristic of the 3PE coating pipe
3PE coated pipe is the most advanced technology for the pipe anticorrosion. It puts together the advantage of the 2PE coating pipe and FBE coating pipe while at the same time avoids their weaknesses. Each layer of the 3PE coated pipe has its unique function in the coating structure.
The epoxy layer is for the main anticorrosion function. It has strong connection with the surface of the bare steel pipe, favorable cathodic disbondment property, wide temperature range (-40℃-100℃) and low water-absorbing quality.
The adhesive layer is to connect the epoxy layer and PE layer, whose main chemical composition is polyolefin. The polyolefin’s polar functional group can generate hydrogen bond or chemical bond with epoxy group of the FBE layer, making firm connection with the bottom layer. At the same time, the polyolefin’s nonpolar ethylene has affinity interaction with the PE layer, also generating favorable adhesive property with the face layer.
The PE layer has favorable electrical insulation property, low water-absorbing quality and strong resistance to mechanical damage. This layer mainly has function of mechanical protection and anti-corrosion.
So 3PE coated pipe is a kind of composite system of these three layers with different functions, making the whole system is with all the functions to better protect pipeline.
3PE pipe
Properties of 3PE anti – corrosion steel pipe:
High sealing. It saves energy, reduces cost and protects the environment in long – term operation.
High corrosion resistance. The installation is simple and fast. The service life is up to 30 – 50 years.
Good corrosion resistance and impact resistance, low water absorption. The water absorption of PE at low temperature is less than 0.01%.
High – strength epoxy resin, along with the flexibility of PE absorber and hot – melt adhesive, provides high corrosion reliability.
Features and advantages of 3PE anti – corrosion steel pipe
Long service life 3PE anti – corrosion steel pipe can have a service life extended for more than 50 years. This is because the 3PE coating has good stability and anti – aging properties under normal working temperature and pressure conditions.
What is the advantage of the 3PE coating steel pipes
The normal bare pipe will be corroded in the severe environment and its lifetime will be reduced, making the construction and maintenance cost very high. But due to every layer of the 3PE coating system has its good performance, the 3PE coated pipe can protect the pipe in the severe environment and extend its lifetime to 30 – 50 years or even longer. It can significantly reduce the construction and maintenance cost for the pipeline. At the same time, the 3PE coated pipe has favorable thermal insulation property; the thermal losses is just 25% of the traditional pipe, saving a lot of energy cost during operation. At last, the 3PE coated pipe can directly be laid underground or in the water, even directly in the frozen earth because of its good anticorrosion property and impact resistance property in the low temperature. There is no need to construct a ditch.
Qualified standard
GB/T3091 Welded steel pipe for low pressure liquid delivery
GB/T9711 Petroleum and natural gas industries–Steel pipe for pipelines
IS: 3589 Steel tubes for water and sewage
IS : 1978 – 1982:Steel tubes for use in transportation of oil; gas & Petroleum products
ASTM A53 Standard Specification for Pipe, Steel, Black and Hot – Dipped, Zinc – Coated, Welded and Seamless
DIN 2458 WELDED STEEL PIPES AND TUBES
EN10217 Welded steel tubes for pressure purposes. Technical delivery conditions.
Non – alloy steel tubes with specified room temperature properties
API 5L Line Pipe
SY/T5037 Spiral submerged arc – welded steel pipe for pipelines for low pressure field fluid service
CJ/T 3022 Spiral submerged – arc welded steel pipe for municipal heat supply
IS : 1978 Steel tubes for use in transportation of oil; gas & Petroleum products
ASTM A252 WELDED AND SEAMLESS STEEL PIPE PILES
Coating standard:
ANSI/AWWA C104/A21.4 American National Standard for Cement – Mortar Lining for Ductile – Iron Pipe and Fittings for Water
ISO 21809 Petroleum and natural gas industries — External coatings for buried or submerged pipelines used in pipeline transportation systems
DIN 30670 Polyethylen coatings of steel pipes and fittings
크기
Outer Diameter: 219.1mm – 4064mm (8″ – 160″)
Wall Thickness: 3.2 mm – 40mm
Length: 6mtr – 18mtr
End
square ends (straight cut, saw cut, and torch cut).
beveled for welding, beveled
Surface
Lightly oiled,
Hot dip galvanized,
Electro galvanized,
Black,
Bare,
Varnish coating
Anti – rust oil, Protective Coatings
(Coal Tar Epoxy,? Fusion Bond Epoxy, 3 – layers PE)
Packing
Plastic plugs in both ends,
Hexagonal bundles of max. 2,000kg with several steel strips,
Two tags on each bundle,
Wrapped in waterproof paper,
PVC sleeve, and sackcloth with several steel strips, Plastic caps.
3pe-anti-corrosion-steel-pipe
3PE anti-corrosion steel pipe
3PE anti-corrosion is a widely used steel pipe anti-corrosion, called 3-layer polyethylene anti-corrosion coating. The anti-corrosion effect is achieved by coating three layers of different materials on the surface of the steel pipe.
빠른 배송
당사의 공장에는 파이프 피팅을 위한 완전 자동화된 생산 라인이 갖추어져 있어 고객의 요구 사항을 효율적으로 충족할 수 있습니다. 톈진항에서 약 100킬로미터 떨어진 곳에 위치해 있어 제품을 신속하게 항구로 배송할 수 있습니다. 이러한 근접성 덕분에 효율적인 물류가 가능하여 운송 시간을 단축하고 고객에게 적시에 배송할 수 있습니다.
믿을 수 있고 안전한 포장
제품이 최적의 상태로 안전하게 도착할 수 있도록 안전한 포장에 우선순위를 두고 있습니다. 소형 파이프 피팅의 경우 견고한 나무 상자를 사용하여 운송 중에 제품을 안전하게 보호합니다. 대형 파이프 피팅의 경우 PE 스트레치 필름으로 단단히 감싼 팔레트를 사용하여 제품을 효과적으로 보호하고 산화를 유발할 수 있는 습기 침투를 방지합니다. 이 방법은 포장의 신뢰성과 안전성을 보장하여 배송 과정 내내 제품의 품질을 유지합니다.
상품평
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