3PE External Coated Steel Pipe for Cross-Province Oil Transmission Pipe
Product Specifications
- dn400
Contact Supplier
Product Highlights
- 3PE barrier shields steel from oily-soil corrosion agents.
- Excellent dielectric property prevents stray-current harm.
- High mechanical strength copes with deep-buried pressure.
- Low friction eases crude-oil flowing along the pipeline.
- Uniform coating avoids hidden weak corrosion spots.
- Suitable for long-haul cross-regional oil-transport routes.
- Stable performance amid changing underground conditions.
- Less cathodic-protection workload after installation.
- Complies with international oil-pipeline specifications.
- Trusted option for large petroleum-transmission schemes.
Product Attributes
- Customization
- Available
- Application
- Agricultural Irrigation, Chemical Transport, Industrial Processing, Oil and Gas Distribution, Wastewater Management, Water Supply
- certification
- CE, ISO9001
- Model NO.
- dn400
- Connection Type
- Welding Connection
- Diameter
- 16inch
- Material
- HDPE (High-Density Polyethylene)
- Temperature Range
- -20℃ to 80℃
- Service Life
- 30-50 Years
- Warranty Period
- 1 Years
- Surface Pretreatm
- Sandblasting & Rust Removal
- Coating Material
- Epoxy-Coated Steel Pipe
- Length
- 1-12m
- Wall Thickness
- 1-120mm
- Technology
- Fusion-Bonded Spraying
- Application Field
- Farmland Irrigation, Municipal Engineering
- Standard
- GB/T, UL, FM Available
- Working Pressure
- High-Pressure
- Coating Type
- Internal & External Coating
- Transport Package
- Complies with International Shipping Standards
- Specification
- dn400
- Trademark
- Hengyuan
- Origin
- Hebei
- Production Capacity
- Daily Production of 1000 Tons
- Package Size
- 1220.00cm * 240.00cm * 260.00cm
- Package Gross Weight
- 26000.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of 3PE External Coated Steel Pipe for Cross-Province Oil Transmission Pipe
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Product Description

Coating Standard | China | GB/T23257-2017 CJ/T120-2016 GB/T28897-2021 | |
America | ANSI/AWWA C213 / ANSI/AWWA C210 /ANSI/AWWA C222 | ||
Germany | DIN 30671 DIN 30670-1/2-2024 DIN EN 10288 DIN-EN-ISO 21809-1 DIN EN 10289 | ||
Russia | GOST 31448-2012 GOST 9.602-2016 GOST 31445-2012 | ||
Spiral steel pipe execution standard | China | GB/T3091-2025 GB/T9711-2023 SY/T5037-5037-2018 | |
America | ASTM A139 / A139M-21 ASTM A134 /A134M-19 ASTM A252-22 | ||
Germany | DIN EN ISO 3183:2020 DIN EN 10217-1 / 10217-5 DIN-EN 10220 | ||
Russia | GOST 20295-85 GOST 8696-74 | ||
outer diameter | 10-42000 millimeters | ||
wall thickness | 1-120 millimeters | ||
Length | 1-12 meters | ||
Anticorrosive treatment | 3LPE anti-corrosion Epoxy resin anti-corrosion Black paint anti-corrosion | ||
Quality Certificate | ISO | ||
Surface Treatment | Heating spray coating Heating polyethylene winding Can be customized according to customer needs | ||
corrosion resistance grade | Smooth and flat surface, with third level anti-corrosion adhesion | ||
Application areas | Farmland irrigation,Municipal Engineering,Fire drainage,Oil and gas transportation,Drinking water delivery, Gas transmission,Gas extraction pipeline | ||
Delivery period | The spot price is around 15 days, depending on the specific quantity, it will take 20-40 days | ||
Payment Method | wire transfer | ||
Port | Tianjin Port, Yantai Port, Qingdao Port, Shanghai Port, and all ports in China | ||
Pipe mouth treatment | Treatment of reserved openings at both ends of the steel pipe | ||








Our steel products are usually packed by bundling. For some steel products with special requirements, such as stainless steel plates, we also use moisture - proof and anti - rust packaging materials, such as plastic films and anti - rust paper, to prevent the steel from being damaged and corroded during transportation and storage


We are within 30 km of the Jing-Shanghai, Rong-Wu and Huangshi Expressways, 40 km from Cangzhou West Railway Station, and 150 km from Tianjin International Airport & Jinan Yaoqiang International Airport, enjoying convenient transport links for customer visits and business cooperation.
Steel Pipe Series: Spiral Steel Pipe, Seamless Steel Pipe, Longitudinal-Welded Steel Pipe
Plastic-Coated Pipe Series: Water-drainage coated pipes, Fire-fighting coated pipes, Mining flame-retardant & anti-static coated composite pipes, External-PE Internal-Epoxy anti-corrosion pipes, Hot-dip power cable conduits
Anti-corrosion Series: 3PE anti-corrosion steel pipes, TPEP anti-corrosion steel pipes, Epoxy coal-tar asphalt coated pipes, IPN8710 epoxy anti-corrosion steel pipes
Insulation Series: Polyurethane insulated steel pipes, thermal-insulated steel pipes, steel-jacketed steam insulation pipes
Supporting Pipe-fitting Series: Elbows, flanges, tees, reducers, valves, expansion joints, blind plates, waterproof pipe sleeves, compensators, etc.

FAQ | ||||
Q;Regarding product pricing | ||||
A:Regarding the issue of price, prices vary in different periods. If you have a need for pipes, you can contact us through platforms, WeChat, WhatsApp, and other channels. We will provide you with a quotation based on your requirements for different steel, anti-corrosion, and destination ports as soon as possible. Please feel free to inquire 24 hours a day. | ||||
Q:Can we visit the factory | ||||
A:As a pipeline manufacturer with over 20 years of experience in the pipeline industry, we welcome friends from all over the country to visit our factory for inspection, | ||||
Q:Can you send samples by mail | ||||
A:Of course, no matter which country you are in, we can provide free samples to help you better understand our products, but you will need to pay for the shipping cost. | ||||
Q:How long is the delivery time | ||||
A:If the product you want is in stock, the delivery time is 10-15 days. If it is customized, the delivery time is 20-40 days. | ||||
Q:How long is the service life of this anti-corrosion steel pipe | ||||
A:This anti-corrosion steel pipe has super strong corrosion resistance, acid, alkali and salt resistance, and a service life of up to 30-50 years | ||||
Q:What payment methods do you accept | ||||
A:We usually accept payment methods such as Telegraphic Transfer (T/T), Letter of Credit (L/C), and Collection (D/P, D/A). Of course, we can also negotiate more flexible payment methods according to specific circumstances. |
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI266751". Items marked "" are certified.
Company Profile
Hebei Hengyuan Pipeline Equipment Group Co., Ltd. is a national high-tech company specializing in steel pipes and pipeline anti-corrosion solutions. The company has a registered capital of 50 million yuan and is located in Zhenggang Industrial Park, Yanshan County, Hebei Province, a major pipeline production base in China. It is conveniently connected to the Beijing-Shanghai Expressway, Rongwu Expressway, and Huangshi Expressway within 30 km, Cangzhou West High-Speed Rail Station within 40 km, and both Tianjin International Airport and Jinan Yaoqiang Airport within 150 km, making it convenient for customer visits and business development.
Plastic-Coated Series: Water supply plastic-coated steel pipes, plastic composite steel pipes, large-diameter spiral plastic-coated steel pipes, fire-fighting plastic-coated steel pipes, mining plastic composite steel pipes, gas plastic-coated steel pipes, steel pipes with external polyethylene and internal epoxy resin coating, PE-EP coated steel pipes, hot-DIP plastic-coated power conduit steel pipes.
Anti-Corrosion Series: Three-layer polyethylene anti-corrosion steel pipes, TPEP anti-corrosion steel pipes, epoxy coal tar anti-corrosion steel pipes, IPN8710 epoxy resin anti-corrosion steel pipes.
Insulated Series: Polyurethane insulated steel pipes, heat-insulated steel pipes, steel-sleeve-steel steam insulated pipes.
Steel Pipe Series: Spiral steel pipes, seamless steel pipes, straight seam welded pipes.
Supporting Fittings Series: Elbows, flanges, tees, reducers, valves, expansion joints, blind flanges, waterproof sleeves, compensators, etc.
Adhering to the company philosophy of "creating value for customers, generating benefits for society, and fostering happiness for employees, " Hebei Hengyuan Pipeline Equipment Group has always focused on plastic-coated steel pipes and pipeline anti-corrosion work. The company continuously provides high-quality, high-value pipelines and anti-corrosion products to municipal projects, water conservancy projects, sewage treatment, construction projects, coal mining projects, and more.
The company strictly controls every process from contract signing, raw material procurement, production process control, to finished product inspection and after-sales service. Regular calibration and testing of measuring instruments and plastic-coated steel pipes are conducted, acquiring certifications and reports such as drinking water hygiene safety approval, mining product safety mark certificate, plastic-coated steel pipe hygiene evaluation, water supply plastic-coated steel pipe testing report, and additional testing report for mining plastic composite steel pipes, ensuring product performance fully meets standards and providing customers with satisfactory products and after-sales service.
Hengyuan has its own independent laboratory with complete testing equipment, including magnetic thickness gauges, paint film impact testers, electric spark leak detectors, alcohol lamp combustion boxes, and electric pressure test pumps. These provide support for product development, supplier evaluation, incoming inspection, process inspection, and final product inspection.
Hengyuan has gradually established long-term, trust-based partnerships with water groups, engineering installation companies, and construction companies across China. Leveraging years of engineering experience, Hengyuan continuously offers high-quality product solutions to meet various customer needs. With strong support from both new and existing clients, Hengyuan has grown into a leading company in the plastic-coated steel pipe and pipeline industry. This success is thanks not only to the continuous support of customers but also to every Hengyuan employee's diligent and unwavering spirit.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 007, Zhenggang Industrial Park, Macun, Yanshan County, Cangzhou City, Hebei Province, China
-
Plant Area
- 20001 square meters
-
Number of Employees
- 55
-
Registered Capital
- 50,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays, one month
Off Season Lead Time: within 15 workdays, one month -
Nearest Port
- Tianjin Port
-
Minimum Order Quantity
- 25tons
-
Supply Chain Partners
- 20
Our Production Capability & Technical Expertise
-
Main Products
- 3lpe Steel Pipe, Fbe Steel Pipe, Tpep Steel Pipe, Spiral Steel Pipe, Anticorrosion Steel Pipe, Seamless Steel Pipe
-
Production Lines
- 2
-
Production Machines
- Shot blasting line, Coating line, 3PE line, FBE Steel Pipe Coating Line, FBE Steel Pipe Slotting Machine, 3PE Anti-corrosion steel pipe Processing Line
-
QA/QC inspectors
- 2 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection)
-
Inspection Method for Finished Products
- Finished product checked by packing staff
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 2 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2018-11-23
-
Export Year
- 1year
-
Main Markets
- Domestic
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 7
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
-
Cooperated with Fortune 500
- No
FAQ
- Regarding product pricing
- Regarding the issue of price, prices vary in different periods. If you have a need for pipes, you can contact us through platforms, WeChat, WhatsApp, and other channels. We will provide you with a quotation based on your requirements for different steel, anti-corrosion, and destination ports as soon as possible. Please feel free to inquire 24 hours a day.
- Can we visit the factory
- As a pipeline manufacturer with over 20 years of experience in the pipeline industry, we welcome friends from all over the country to visit our factory for inspection
- Can you send samples by mail
- Of course, no matter which country you are in, we can provide free samples to help you better understand our products, but you will need to pay for the shipping cost.
- How long is the delivery time
- If the product you want is in stock, the delivery time is 10-15 days. If it is customized, the delivery time is 20-40 days.
- How long is the service life of this anti-corrosion steel pipe
- This anti-corrosion steel pipe has super strong corrosion resistance, acid, alkali and salt resistance, and a service life of up to 30-50 years
- What payment methods do you accept
- We usually accept payment methods such as Telegraphic Transfer (T/T), Letter of Credit (L/C), and Collection (D/P, D/A). Of course, we can also negotiate more flexible payment methods according to specific circumstances.
Send your message to this supplier
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