Heavy Duty Steel Shipping Container Lock | Cargo Door Lock
Secure Your Cargo with Confidence
Whether you're managing a logistics fleet, securing a warehouse, or locking down a site office, this Heavy Duty Shipping Container Lock delivers the robust protection your cargo deserves. Built from premium Q235A steel with an impressive tensile strength of up to 7,000N, this lock is engineered to withstand the toughest transportation environments — from rough road transit to stacking pressure in busy shipping yards.
Made in Mainland China.
Why Choose This Container Lock?
- Premium Q235A Steel Construction: Exceptional rust resistance and durability, purpose-built for harsh, weather-exposed environments.
- High Tensile Strength (Up to 7,000N): Handles extreme pressure and impact during stacking, transit, and heavy-duty logistics operations without compromising security.
- Versatile Application: Ideal for shipping containers, logistics trucks, trailers, box trucks, warehouse doors, shipping yards, site offices, and temporary setups — anywhere you need reliable door security.
- Easy Installation & Removal: Streamlined design makes fitting and removing the lock fast and simple, boosting workflow efficiency during loading and unloading.
- Reusable & Reliable: Designed for repeated use, making it a cost-effective long-term security solution for freight and cargo professionals.
Specifications
| Material | Q235A Steel |
| Length | 44.5 cm / 17.52 inches |
| Tensile Strength | Up to 7,000N |
| Weather Resistance | Yes |
| Package Includes | 1 × Shipping Container Lock |
Note: Please allow 1–2 cm (0.39–0.79 inch) measurement tolerance due to manual measurement.
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For more information on cargo security standards and transportation safety, visit the U.S. Occupational Safety and Health Administration (OSHA) – Transportation Safety.
Learn more: Mortise lock
Frequently Asked Questions
Q: What type of doors is this shipping container lock compatible with?
A: This heavy duty cargo door lock is designed for use on shipping containers, box truck trailer doors, warehouse doors, site office doors, and other swing-bar style cargo doors commonly found in logistics and freight environments. Its 44.5 cm length provides wide coverage across standard container door fittings.
Q: Is this container lock weather resistant?
A: Yes. The lock is constructed from Q235A steel with strong rust resistance, making it suitable for outdoor and weather-exposed environments including shipping yards, loading docks, and transit routes where moisture and temperature fluctuations are common.
Q: How strong is this cargo door lock?
A: This trailer box lock is engineered with a high tensile strength of up to 7,000N, meaning it can reliably resist heavy impact, pressure from stacking, and forceful tampering — providing a high level of security for your cargo in transit or storage.
Q: Is the lock reusable, or is it a one-time seal?
A: This shipping container lock is fully reusable. Unlike single-use security seals, it can be installed and removed multiple times, making it a practical and cost-effective security solution for freight operators and logistics professionals.