What quality control measures are in place?

The company follows ISO9001:2015 certification and conducts 100% inspection of finished products, including visual and functional checks.

Jl Heat Shrink End Cap for Preinsulated Pipeline

Name: Jl Heat Shrink End Cap for Preinsulated Pipeline
Brand: Qingdao Julian Plastic Co., Ltd.
SKU: 2098346402

Shandong, ChinaQingdao Julian Plastic Co., Ltd.

US$3.00

100 Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Usage

Pipe Joint

Material

HDPE

Model NO.

DN200--DN3000

Color

Black

Width

500mm

Length

5000mm

Thickness

1.5mm-3mm

Transport Package

Bagged

Specification

32mm

Trademark

Origin

Chian

HS Code

3921909090

Production Capacity

50000

Key features

Effective Moisture Sealing: Seals pipe ends to prevent moisture and impurities from entering the insulation layer.

HDPE Material Construction: Made from high-density polyethylene for durability and corrosion resistance.

Mechanical Protection: Protects pipeline ends from collision and corrosion during transport and installation.

Wide Diameter Range: Available for pipe diameters from 159mm to 1420mm with specific thickness options.

OEM/ODM Support: Supports full customization, minor customization, and flexible customization options.

ISO9001 Certified: Manufactured under ISO9001:2015 management system with 100% finished product inspection.

Company profile

High Repeat Buyers ChoicePatents Awarded

Qingdao Julian 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.Average Response Time: ≤1.44h

AI-Powered supplier vetting

SummaryQingdao Julian Plastic Co., Ltd. is identified as a professional technical manufacturer of pipeline joint rehabilitation products and related sewage-pipe products. It has professional R&D personnel, three production lines, stated in-stock capability, customization from samples and designs, and an ISO 9001:2015 certificate. However, it does not provide 3D software design services, reported no new products in the past year, lacks written corrective-action and outsourcing procedures, and finished products are checked by packing staff. The supplier has no valid manufacturing contract with associated subcontractors, no overseas warehouse or showroom, and limited documented export-trade experience. The evidence supports strengths in supplier specialization, certification, customization, and basic production resources, while after-sales capability and customer-case evidence remain insufficient.

Supplier typeThe supplier is explicitly identified as a professional technical supplier and as a comprehensive manufacturer specializing in pipeline joint rehabilitation products. Its listed products include sewage pipes, electrofusion belts, heat-shrinkable sleeves, and clamps, indicating a focused manufacturing role in plastic pipeline and rehabilitation solutions.

CertificationsThe supplier holds an ISO 9001:2015 management-system certificate. This is explicit evidence of certification relevant to quality-management practices.

Production capacityThe supplier has multiple production-related machines, advanced sheet and heat-shrinkable-tape production lines, three production lines, in-stock capability, and stated lead times within 15 workdays in both peak and off-peak periods. Countervailing controls include no continuous batch quantity reconciliation and no written outsourcing SOP; additionally, no valid manufacturing contract exists with associated subcontractors.

Customization capabilityThe supplier explicitly offers customization from samples and designs. Its company description also states that it provides customized processing according to customer requirements, supported by product development and production personnel.

Product Q&A

Q:What is the primary function of this heat shrink end cap?

It seals pipe ends to prevent moisture, rainwater, and impurities from infiltrating the polyurethane foam insulation layer, thereby maintaining insulation performance.

Q:What material is used for the end cap?

The end cap is made from HDPE (High-Density Polyethylene).

Q:What are the available sizes for this product?

It is available for pipe diameters ranging from 159mm to 1420mm. The standard width is 500mm, with thickness varying from 2mm to 2.5mm depending on the diameter.

Q:Does the manufacturer offer customization services?

Yes, OEM and ODM services are available. Customization options include full customization, minor customization, and flexible customization from samples or designs.

Q:What is the lead time for production?

The lead time is within 15 workdays during the off-season and one month during the peak season.