What warranty do you offer?

Except as required by law, DFPS warrants that products manufactured by DFPS are free from defects in materials and workmanship for three years from the date of installation. This warranty applies only when the products are used for their intended purpose and in accordance with accepted industry standards, including engineering, installation, operation, and maintenance requirements. Any misuse or deviation from these standards will void the warranty and release DFPS from all related obligations.

Corrugated HDPE Drainage SDR21 Pipe for Roadway and Highway Stormwater Dfps

Name: Corrugated HDPE Drainage SDR21 Pipe for Roadway and Highway Stormwater Dfps
Brand: Guangdong Dongfang Pipeline Solutions Co.,Ltd
SKU: 2260001755

Guangdong, ChinaGuangdong Dongfang Pipeline Solutions Co.,Ltd

US$0.30

1,000-2,999 Meters

US$0.25

3,000-4,999 Meters

US$0.20

5,000+ Meters

Product specifications

Customized

Sample price:US$0.20/meter.Request sample

Product profile

Customization

Available

After-sales Service

3 Years

Warranty

1 Year

Model NO.

DF-PE

Material

HDPE

Kind

Thermosetting Plastics Pipe

Water Absorption

0.12%~0.25%

Contraction Percentage

2.0%~5.0%

Tensile Strength

41~50MPa

Colour

Black & White & Custom Colors

Usage

Water Supply; Water Sewage; Municipal

Resistance to Slow Crack Growth (Scg)

No Break, No Leakage (80℃ 500h)

Ash Content

≤0.05%

Melt Flow Rate (Mfr)

≤20%

Oxidation Induction Time

≥40min

Longitudinal Reversion Rate

≤3%

Carbon Black Dispersion

Grade 1.5

Connection Method

Socket Fusion/ Butt Fusion

Transport Package

Bundled Package; End Cap Protected

Specification

DN20mm-1600mm

Trademark

DFPS

Origin

China

HS Code

39172110

Production Capacity

500000 Kilometers /Year

Key features

50-Year Design Life: Engineered for over 50 years of stable performance with minimal maintenance.

High Flow Capacity: Smooth inner wall increases flow capacity by up to 25% compared to metal pipes.

Corrosion Resistance: Modified polyethylene matrix resists abrasion, acids, alkalis, and seawater.

Customizable Colors: Available in Black, White, and fully customized color options.

Flexible Installation: Lightweight and adaptable to complex terrains with multiple connection methods.

100% Virgin Material: Made from 100% virgin PE100 ensuring long-term mechanical integrity.

Leak-Free Joints: Provides reliable leak-free fusion joints for secure pipeline systems.

CNAS Accredited Testing: Full in-house testing aligned with GB, ISO, and international standards.

Company profile

Importers and ExportersPatents AwardedOEM ServicesR&D Capabilities

Guangdong Dongfang Pipeline Solutions Co.,Ltd

Guangdong, China

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: 26 Years CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤2.85h

AI-Powered supplier vetting

SummaryThe supplier demonstrates strong customization, R&D, and manufacturing infrastructure, including recent new-product development, ODM services, six production lines, automated pipe-related facilities, and documented quality and service procedures. It holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications and reports OEM service for well-known brands. However, it lacks an effective manufacturing contract with related subcontractors, has no inventory, overseas warehouse, or overseas showroom capability, and reports no SDK availability. Export experience is extensive, but overseas service coverage is recorded as zero. Financial information is represented only by reference years, without sufficient evidence to assess credibility. Export trade staffing, batch quantity reconciliation, and outsourcing procedures are limited or incomplete.

Supplier typeThe stated business scope covers modified polyethylene and metal products, excluding hazardous chemicals, together with permitted import and export activities. Its listed production facility is an automated pipe production line with central batching and sealing equipment, indicating a manufacturing-oriented supplier.

CertificationsThe supplier reports holding ISO9001:2015, ISO45001:2018, and ISO14001 certifications. These explicitly demonstrate certifications covering quality, occupational health and safety, and environmental management.

After-Sales capabilityThe supplier has written and followed procedures for service-capability assessment, corrective and preventive actions, and customer complaint handling. It accepts multiple quotation and payment terms and reports one-month lead times in both peak and off-season, but no explicit warranty or repair service information is provided.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, and supports customization from designs and samples. However, it has no available SDK and reports that it has not established an AI model for big-data processing and decision support, so innovation is demonstrated mainly through product development and design services rather than digital capability.

Production capacityThe supplier reports six production lines and automated pipe-related production facilities. Nevertheless, it has no valid manufacturing contract with related subcontractors, no inventory capability, no continuous quantity reconciliation for each batch or production lot, and no standard operating procedure for outsourced manufacturing, indicating control and fulfillment limitations.

Customization capabilityThe supplier explicitly offers customization from designs, full customization, customization from samples, minor customization, and flexible customization. It also provides ODM services and has reported new-product development within the past year, providing clear evidence of broad customization capability.

Client casesThe supplier states that it provides OEM services for well-known brands and has exported goods for 26 years, with exports representing 11%–20% of total sales. These statements indicate relevant brand-service and export experience, although no customer names, product examples, or verifiable case details are supplied.

Product Q&A

Q:Do you support OEM/ODM?

Yes. We offer full customization including logo, package, color, length, wall thickness, printing, fittings, and small-batch customized production.

Q:Can you provide test reports?

Yes. If required, we can carry out any system-specific tests and arrange certifications for different regions. Before placing the order, we can also perform designated laboratory tests according to the customer's requirements. Furthermore, before launching bulk production, we can supply samples for the customer's independent evaluation and qualification procedures.

Q:What payment methods do you accept?

T/T (Telegraphic Transfer);L/C at sight

Q:Can I visit your factory before ordering?

Yes. We welcome inspections anytime. Video factory tour is also available.

Q:How do you pack the goods?

bundled + protective film+ end caps, wooden containers for fittings if requested