How do you guarantee quality?

We always provide a pre-production sample before mass production and conduct a final inspection before shipment.

What is the minimum order quantity?

The minimum order quantity is 1 meter.

What payment terms are accepted?

Accepted payment types include T/T, L/C, D/P, D/A, MoneyGram, Credit Card, PayPal, Western Union, Cash, and Escrow. Currencies include USD, EUR, JPY, CAD, AUD, HKD, GBP, CNY, and CHF.

IPS/Dips DN 8 12 18 20 24 Inch HDPE Double Wall Corrugated Culvert Plastic Pipe

Name: IPS/Dips DN 8 12 18 20 24 Inch HDPE Double Wall Corrugated Culvert Plastic Pipe
Brand: Shandong Jianlong Plastic Co., Ltd.
SKU: 2086230082

Shandong, ChinaShandong Jianlong Plastic Co., Ltd.

US$0.02

1,000-9,999 Meters

US$0.01

10,000+ Meters

Sample price:US$2.00/meter.Request sample

Product profile

Customization

Available

After-sales Service

Have

Warranty

50 Years

Model NO.

standard

Feature

High Quality

Transport

by Sea by Air by Rail FedEx UPS DHL

Transport Package

Carton

Specification

standard

Trademark

JIanlong

Origin

Shandong, China

HS Code

3917230000

Production Capacity

5000tons/Years

Key features

50-Year Warranty: Comprehensive 50-year warranty coverage for peace of mind.

HDPE Material: High-quality HDPE double wall corrugated pipe for durability.

Multiple Sizes: Available in DN 8, 12, 18, 20, and 24 inch specifications.

ISO Certified: Manufactured under ISO9001:2008 international standards.

Flexible Customization: Supports full, minor, and flexible customization options.

Fast Delivery: Standard delivery time of 15-30 days for efficient supply.

Global Shipping: Transport via sea, air, rail, or express couriers like FedEx.

Quality Assurance: Pre-production samples and 100% final inspection before shipment.

Company profile

Years of Export ExperienceFast DeliveryQuality AssuranceManagement Certification

Shandong Jianlong Plastic Co., Ltd.

Shandong, 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: 21 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤3.50h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad plastic, rubber, fiberglass-reinforced plastic, hardware, chemical, and non-ferrous metal business activities, supported by extrusion and injection molding equipment. It offers extensive customization, ODM services, recent new-product activity, SDK availability, and OEM service for recognized brands. Management-system certifications include ISO9001:2015, ISO45001:2018, and ISO14001. Manufacturing contracts with affiliated subcontractors, documented inspection procedures, written supplier-management procedures, and a reported export-sales share of 41%–50% support operational capability. However, the supplier reports no inventory capacity, overseas warehouse, overseas showroom, overseas agents or branches, or offline trade-show participation. Financial records are identified for 2021–2023, but no financial results are provided. Customer evidence is mixed: it reports OEM service for recognized brands but no cooperation with Fortune 500 companies.

Supplier typeThe supplier operates across manufacturing and sales of plastic, rubber, fiberglass-reinforced plastic, hardware, chemical, and non-ferrous metal products. Its listed extrusion and injection molding equipment indicates a manufacturer-oriented supplier rather than only a trading entity.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 management-system certifications. Product compliance certification is recorded as “Others,” without identifying a specific product standard, so the evidence supports management certification but not a clearly defined product certification scope.

After-Sales capabilityThe supplier provides documented service and supplier-management procedures and accepts multiple payment and quotation terms, but it reports no overseas warehouse, overseas showroom, overseas agents or branches, and service coverage in zero countries. These limitations indicate weakly evidenced overseas after-sales infrastructure.

R&D capabilityThe supplier reports new products within the past year, provides ODM services, offers customization from samples and designs, and has an available SDK. These are explicit indicators of product-development and technical integration capability.

Production capacityProduction support includes extrusion and injection molding machines, valid manufacturing contracts with affiliated subcontractors, uniformly followed finished-product inspection instructions, and a one-month average lead time in both peak and off-season periods. The supplier also reports 41%–50% export sales, indicating established production and export execution, although it has no in-stock capacity.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, minor customization, full customization, and flexible customization. The same capability is reported alongside its molding facilities and ODM service, providing direct evidence of broad customization coverage.

Product Q&A

Q:What is the warranty period for this pipe?

We provide a 50-year warranty period for our HDPE double wall corrugated culvert plastic pipes.

Q:What sizes are available for this product?

The product is available in various specifications, including DN 8, 12, 18, 20, and 24 inches.

Q:What is the delivery time for orders?

The standard delivery time is 15-30 days. Peak season lead time is one month, and off-season lead time is also one month.

Q:Can I customize the product?

Yes, we offer customization options including customization from samples, designs, minor customization, full customization, and flexible customization.

Q:What certifications does the product have?

The product has passed CE certification and obtained ISO9001:2008 certification based on international standards.