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Pre-Insulated Pipe with High Thermal Conductivity for Underground Piping Solutions
US$25.00-165.00
100 Meters
Sample price:US$35.00/piece.Request sample

Product profile

Customization

Available

Application

Agricultural Irrigation, Chemical Transport, Industrial Processing, Oil and Gas Distribution, Wastewater Management, Water Supply, Base Oil, Derivatives, Industrial Lubricant

certification

CE, ISO9001

Model NO.

DH-The thermal insulation-BWGG

Connection Type

Welding/Socket

Diameter

400mm-1800mm

Material

Carbon Steel

Temperature Range

-20℃ to 80℃

Filling Density

60-90 Kg/M3

Foam Core Density

68.9 Kg/M3

Thermal Conductivity

0.029 W/(M.K)

Radial Compressive Strength

0.42 MPa

Water Absorption

5.9 %

Obturator Ratio

95%

Shear Strength

149-195 Kpa, 170℃, 1450h

Usage

Asphalt, Lubricants, Solvent, Fuel, Petroleum Coke

Sheathing Tube

PE

Main Insulation

Polyurethane Foam

Working Tubes

Q235B, 355b, 20# Oryour Request

Connection Method

Welding or Socket Type

Temperature Classification

High Temperature Piping

MPa Classfication

High Pressure Piping

Standard

ASTM, API, CE

Transport Package

Standard Package

Specification

6m, 12m or Upon your request

Trademark

DHPI

Origin

Shandong, China

HS Code

3917390000

Production Capacity

50000000 Tons /Year

Key features

High Thermal Conductivity: 0.029 W/(M.K) for superior thermal insulation efficiency.
Durable Polyethylene Sheath: High-strength, flame-retardant, and anti-static outer layer.
Customizable Working Tubes: Available in Q235B, 355b, 20#, or custom requests.
Multiple Connection Methods: Supports welding, socket, flange, and quick joint connections.
Low Water Absorption: Only 5.9% water absorption ensures long-term stability.
High Radial Compressive Strength: 0.42 MPa strength for rigorous underground applications.

Company profile

Shandong Donghong Pipe Industry Co., Ltd.
Cooperated with Fortune 500Exhibition ExperienceR&D CapabilitiesManagement Certification
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 16 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤4.97h

About Our Factory & Business Background

AddressNo. 1 Donghong Road, Qufu City, Jining, Shandong, China
Plant Area60000 square meters
Number of Employees1687
Registered Capital256,900,600 RMB
Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment
International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays
Minimum Order Quantity1
Supply Chain Partners73

Our Production Capability & Technical Expertise

Main ProductsSteel wire reinforced PE composite pipe, HDPE pipe, PE pipe, steel pipe
Production Lines300
Production MachinesMixing machine, HDPE pipe production line, Steel wire reinforced PE composite pipe production line, Steel pipe production line
QA/QC inspectors32 people
Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)
Inspection Method for Finished ProductsHave instructions and uniformly followed
R&D Engineers66 people
Traceability of Raw MaterialsYes
Test Reports for Raw MaterialsOthers
Own BrandYes

Our Industry Experience & Global Business Record

Year of Establishment2008-01-21
Main MarketsSoutheast Asia/ Mideast, East Asia(Japan/ South Korea), Australia, Domestic
Repeat Buyers Choice80%~100%
Number of Foreign Trading Staff5
Overseas Agent/BranchNo
New Products Launched in Last yearYes

Our Certifications, Standards & Industry Recognition

Product CertificationCE, Others
Cooperated with Fortune 500Yes

Product Q&A

Q:Does your product meet international standards?
A:
Our products not only proudly carry CE, BV, ISO, and WAR certifications but have also surpassed all stipulated standards. Should you specify a national standard, we will either verify or rigorously test to ensure compliance, promising unparalleled quality and reliability.
Q:What kinds of services do you offer?
A:
As a versatile manufacturing factory, we provide an expansive range of pipe products, fittings, and comprehensive packaging and shipping solutions. As expert consultants, we deliver superior project consulting, cutting-edge pipe system solutions, and meticulous design recommendations. Furthermore, our engineering expertise shines in pipeline contracting, repair services, and complimentary maintenance guidance, ensuring all-encompassing support for your requirements.
Q:Do you support OEM/ODM services?
A:
Absolutely, we offer extensive customization options including materials, specifications, logos, packaging, and connection methods. Our expert team excels in delivering bespoke solutions tailored to your unique projects, evidenced by numerous successful cases that underscore our exceptional service.
Q:What are your terms of payment?
A:
We accept T/T (Telegraphic Transfer) or L/C (Letter of Credit) at sight, offering flexibility and convenience in our payment options.
Q:How can you guarantee the quality of your goods?
A:
We enthusiastically welcome all customers to visit our company and inspect our goods firsthand. We can perform stringent tests per your request before finalizing the order. Additionally, we offer pre-production samples for your testing and approval, ensuring our highest quality standards are met for your complete satisfaction.

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