Product Overview
Bolt seals for trailers are high strength physical barrier locks used to secure rear swing doors, roll-up doors and intermodal latching mechanisms on over-the-road freight fleets. Built to endure the extreme vibration, structural movement and bad weather conditions that are part and parcel of long-haul trucking, these rugged devices offer a forceful physical deterrent to cargo theft and unauthorized door openings.
Technical Specifications
|
Item |
Specification |
|
Product Type |
Bolt Seal for Trailers |
|
Category |
High Security Bolt Seal |
|
Standard |
ISO 17712 High Security |
|
Material |
Special alloy steel |
|
Pin Diameter |
7 mm |
|
Molded Pin Dimensions |
84 mm × 23 mm × 7 mm |
|
Molded Chamber Dimensions |
37 mm × 26 mm |
|
Numbering Tag Dimensions |
33 mm × 21mm |
|
Usage |
Single-use, break-to-open structure |
|
Identification |
Laser marking (serial number/logo / barcode optional) |
|
Printing Options |
Laser engraving / Hot stamping |
|
Packaging Unit |
10 sets per pack |
|
Carton Quantity |
250 sets per carton |
|
Carton Size |
50 × 40 × 13 cm |
|
Carton Weight |
15.5 kg |
Key Features
- Hardened alloy steel bolt pin with axial load-bearing geometry.
- Break-to-release locking interface with irreversible post-engagement separation.
- Cylindrical bolt head geometry for optimal sealing aperture alignment.
- Reinforced chamber body with a fixed internal retention cavity.



Applications
- International container shipping
- Cross-border trucking operations
- Port and terminal trailer transport
- Rail freight cargo sealing
- Hazardous goods transportation
- High-value cargo logistics (electronics, precision equipment)
Compliance & Security Standard
- ISO 17712 Certification
- ISO 9001 Certification
- C-TPAT Certification
- 36 Patents Including RFID Electronic Seal Technologies
- Selected Products Available with Annex A and Class 6 Certifications

FAQ
Q: Will this bolt seal fit on all standard trailer and container systems?
A. Yes, it is fully compatible with standard trailer doors and container locking systems used in international freight operations.
Q: Yes, you can reuse bolt seal.
A: No, it is for single use only and must be cut to be taken off.
Q How is the integrity of the seal checked during transport?
A: By visual inspection of the seal's physical condition and its identification markings during the routine inspection.
Q. What tracking information do I receive?
A. Can I have custom laser markings such as serial numbers, logos and bar codes?
Q: How do you identify tampering?
A: Any forced opening will lead to an irreversible breakage of the locking body and obvious signs of tampering.


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