1
Product Overview
Container door seals are essential heavy duty physical locking devices designed especially to lock the main locking cams and door rods of standard maritime shipping containers. Premium container door seals offer extreme resistance to forced entry acting as a structural barrier lock, whilst providing irrefutable, data matched proof of tamper attempts during global transport.
Container Door Seals are made to keep shipping containers, trailers, cargo boxes and storage units safe from unauthorised entry during transit and storage. They provide visible tamper evidence and reliable locking performance, improving cargo security, control of the supply chain and regulatory compliance.
2
Product Features
1. Ultimate security performance
Constructed from the finest quality alloy steel, it is resistant to forceful attack and has a unique tamper-proof mechanism to prevent tampering with tools. The specialised anti-rotation grooves keep the bolt in place and eliminate the risk of accidental loosening or deliberate disassembly.
2. Advanced identification system
Each seal is permanently laser marked for trackability and incorporates numbers, barcodes and QR codes in a multi-layer coding system for ultimate logistics visibility. Available in 12 standard colours or custom colours to match your brand and operations.
3. Environmental Resilience
This heavy-duty seal is galvanised for superior rustproofing and can withstand prolonged exposure to saltwater and extreme temperatures from arctic ice to intense desert heat. it easily survives severe shocks and constant shifting in rough, long-haul container transit.
3
Product Structure
Component Composition
Dimension(L*W):545mm*35mm
Thickness:2.5mm
Material:Q235A
Package:20pcs/carton
Carton size:57*37*8cm
Weight:14.7kg/carton


key feature
High-quality steel structure
Tamper-proof, high security
Adjustable locking length
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Typical Applications
Secure cargo in international sea freight, rail transport and inland logistics operations.
Provide tamper-evident security for trailers and cargo vehicles that travel across international borders.
Assistance in customs inspection processes and regulatory compliance requirements.
Better control of containers and security management in loading, unloading and storage operations.
Protect electronics, pharmaceuticals, luxury goods and other valuables shipments from theft and tampering.
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Quality Assurance & Testing
- Material & Performance Testing
Raw Material Inspection: Inspect high strength, compliant materials at the source.
Tensile & Corrosion testing: Ensure strength under extreme stress & corrosive environments.
Locking Performance Test: A secure tamper-proof sealing performance. - Production Quality & Traceability
Batch Traceability: Keep a full and unbroken record for each production batch.
Export Quality Control: Strict pre-shipment inspection to ensure total international compliance.
7
Service Support
Customized Service
-Enterprise Logo Customization - Custom company logos, brand names and security markings can be laser engraved or printed directly onto the seal.
-Sequential Numbering Systems: Unique serial numbers enhance shipment traceability, inventory management and anti-counterfeiting protection.
-Material & Design Customization Different materials, dimensions, colors and locking structures can be customized according to application requirements.
-Barcode & QR Code Support: Simple support for warehouse management systems, cargo tracking tools, and digital logistics applications.
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FAQ
Q1: How to verify the authenticity of seals?
A1: You can use the following methods:
1. Check the number in the official verification system.
2. Check the quality of laser engraving
3. Test the hardness of the material
4. Using special testing equipment
Q2: What should I do if the seal is damaged?
A2: Standard emergency procedure:
1. Immediately stop the transportation and protect the site
2. Take photos and videos of the damage
3. Notify relevant security departments
4. Initiate cargo inspection program
5. Fill in the security incident report
Hebei Yutong Metal Products Co., Ltd. is a leading manufacturer of plastic security seals and metal security seals in China, and its head office is located in Guangzong County, Xingtai City, Hebei Province, China. The company specializes in manufacturing a variety of high security cable seals, plastic seals, padlock seals and container bolt seals, with modernized production lines and a strict quality control system. Its products are widely used in the logistics and transportation, warehouse management, power metering and petrochemical industries. The company is well reputed in the domestic and international markets with impressive cost effectivity and quick delivery.
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After-sales commitment
1. Security Seals Risk Assessment of the Supply Chain: Assess the customer's seal compliance and security risk elements throughout the entire life cycle from production and transit to warehousing and final application.
2. Anti-Fraud Strategy Consulting: Create strong protocols to prevent, detect and respond to possible counterfeiting, tampering and product substitution.


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