Product Overview
Barrier container seals offer the highest level of physical protection for international freight. Barrier seals are structural locking bars that mechanically clamp together the interior locking rods of a container door. They are much stronger than standard security seals.
They are designed for high-value cargo, cross-border shipping, and high-risk routes and prevent the container doors from being pried or swung open, even if the standard door latches or original handle seals on the container are cut.
Barrier container seals are heavy-duty security devices designed to protect shipping containers, trailers, and railcars from unauthorized access and tampering. Unlike standard bolt seals, barrier seals provide tamper-evident protection while remaining compliant with international cargo security standards.
Product Features
1. Heavy-Duty Steel Construction
Constructed of hardened steel for added protection against cutting, prying and forced entry.
2. Tamper-Evident Design
Removing or tampering with the seal leaves clear, visible evidence and makes it immediately obvious when unauthorized access has been attempted.
3. One-Time Use Locking Mechanism
When the seal is broken , it can never be reassembled . This is incontrovertible evidence of tampering or unauthorized access.
Product Structure
Component Composition
Dimension(L*W):448mm*50mm
Thickness:5.8mm
Material:Q235A
Carton size:46*25.5*12.5cm
Weight:14.8kg/carton


Packing
10 sets per pack; 250 sets per carton
Carton dimensions: 50cm * 40cm * 13cm
Carton Weight: 20kg
Why Choose Our Factory
We have specialized in engineering high-security Barrier Container Seals that comply with global customs and logistics standards.
Our advanced automated production lines ensure precise manufacturing consistency, with every batch subjected to rigorous tensile-strength and tamper-resistance testing.
With exports to over 50 countries, our vertically integrated supply chain ensures stable raw material pricing and seamless international customs clearance.
Backed by an in-house R&D team and mold workshop, we easily modify physical locking structures and integrate custom laser-etched branding or serialization.
Quality Control
Quality Control Zero Defect For Utmost Peace Of Mind
We understand that one failed seal can cause catastrophic losses, as an ISO 9001 certified manufacturer. We adhere to a strict three-step quality control procedure:
- Material Testing: Every batch of steel is tested for tensile strength and hardness.
- Anti-Duplication Protocol: Our database guarantees no serial number is ever duplicated, preventing overlap or duplication of codes.
- Random Destructive Testing: We routinely shear and impact test samples from production to ensure they exceed the high security threshold of 20 kN.
Service Support
Customized Service
- Enterprise LOGO customization
- Special numbering rules
- Special color scheme
- Special Size Requirement
After-sales commitment
1.Lead seals supply chain security risk assessment: assess the customer's seals from the production, transportation, warehousing to the use of the whole chain of security risk points.
2. Lead seal anti-fraud strategy consulting: Develop strategies for prevention, detection and response to possible counterfeiting, tampering, impersonation and other fraudulent behavior.
Company Profile
Headquartered in Guangzong County, Xingtai City, Hebei Province, China, Hebei Yutong Metal Products Co., Ltd. is one of the leading plastic and metal seals manufacturers in China. With modernized production lines and strict quality control system, the company focuses on producing a wide range of high security steel wire seals, plastic seals, padlock seals, container seals and so on. Our products are widely used in logistics and transportation, warehouse management, power metering, petrochemical and other fields, and have won a good reputation in domestic and international markets for their high cost performance and fast delivery.
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
Q3: Are they reliable in extreme climates?
A3: Our products are rigorously tested:
1. Arctic test: -50°C normal use
2. Desert test: +80℃ continuous exposure to sunlight
3. Tropical test: 100% humidity environment
4. Salt spray test: 500 hours without corrosion
Q4: How to choose the right length?
A4: Selection basis:
1. Standard container: 448mm
2. Railway freight: 200mm
3. Special equipment: according to the actual measurement
4. 10mm allowance is recommended
Q5: Is there any color management solution?
A5: We provide:
1. 12 standard colors
2. corporate color schemes
3. Multi-color combinations
4. fluorescent special colors

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