Comprehensive Engineering Specifications, Dimensional Tolerances, China Direct Ex-Factory Pricing, and Global Intermodal Fleet Procurement Guidelines for 10ft, 20ft, 40ft, and 45ft Dry & Reefer Containers.
Explore heavy-duty specialized units manufactured with high-yield Corten-A steel, precision automated seam welding, and certified international safety seals.
Strict structural adherence to ISO 668, ISO 1496-1, and CSC (International Convention for Safe Containers) guidelines ensures seamless intermodal transit across deep-sea cargo vessels, automated rail gantries, and road transport chassis.
| Nominal Size | Exterior Dimensions (L × W × H) | Interior Dimensions (L × W × H) | Door Opening (W × H) | Tare Weight | Max Payload | Internal Volume |
|---|---|---|---|---|---|---|
| 10ft Standard Dry (10SD) | 2,991 × 2,438 × 2,591 mm (9' 9.75" × 8' 0" × 8' 6") |
2,831 × 2,352 × 2,390 mm (9' 3.4" × 7' 8.6" × 7' 10.1") |
2,340 × 2,280 mm (7' 8.1" × 7' 5.8") |
1,300 kg (2,866 lbs) |
8,700 kg (19,180 lbs) |
15.9 m³ (561 cu ft) |
| 20ft Standard Dry (20GP / 1CC) | 6,058 × 2,438 × 2,591 mm (19' 10.5" × 8' 0" × 8' 6") |
5,898 × 2,352 × 2,393 mm (19' 4.2" × 7' 8.6" × 7' 10.2") |
2,340 × 2,280 mm (7' 8.1" × 7' 5.8") |
2,200 kg (4,850 lbs) |
28,280 kg (62,346 lbs) |
33.2 m³ (1,172 cu ft) |
| 40ft Standard Dry (40GP / 1AA) | 12,192 × 2,438 × 2,591 mm (40' 0" × 8' 0" × 8' 6") |
12,032 × 2,352 × 2,393 mm (39' 5.7" × 7' 8.6" × 7' 10.2") |
2,340 × 2,280 mm (7' 8.1" × 7' 5.8") |
3,750 kg (8,267 lbs) |
26,730 kg (58,929 lbs) |
67.7 m³ (2,390 cu ft) |
| 40ft High Cube (40HC / 1AAA) | 12,192 × 2,438 × 2,896 mm (40' 0" × 8' 0" × 9' 6") |
12,032 × 2,352 × 2,698 mm (39' 5.7" × 7' 8.6" × 8' 10.2") |
2,340 × 2,585 mm (7' 8.1" × 8' 5.8") |
3,900 kg (8,598 lbs) |
26,580 kg (58,602 lbs) |
76.4 m³ (2,698 cu ft) |
| 45ft High Cube Intermodal | 13,716 × 2,438 × 2,896 mm (45' 0" × 8' 0" × 9' 6") |
13,556 × 2,352 × 2,698 mm (44' 5.7" × 7' 8.6" × 8' 10.2") |
2,340 × 2,585 mm (7' 8.1" × 8' 5.8") |
4,800 kg (10,582 lbs) |
25,680 kg (56,614 lbs) |
86.0 m³ (3,037 cu ft) |
Factory Engineering Metric: All shipping container lengths produced in our automated manufacturing lines undergo full 9-high corner casting stack testing (exceeding 86,400 kg load capacity per column), hydro-dynamic waterproof testing under 1.5 bar atmospheric wash, and certified non-destructive laser weld tracking.
With extensive industrial roots established since 1983, our manufacturing plants in Tianjin and Suzhou deliver structural precision, raw material price hedging, and end-to-end export logistics agility.
Direct supply contracts with premier domestic steel rolling mills enable uninterrupted sourcing of weathering Corten-A/SPA-H steel plates, keeping container length fabrication costs resilient against global raw material spikes.
Located ~100 km from Tianjin Xingang and Shanghai/Taicang ports, finished standard containers are dynamically moved as Shipper Owned Containers (SOC) carrying one-way cargo to eliminate dead-freight costs globally.
Beyond stock standard 20ft and 40ft lengths, our dedicated engineering division formulates specialized side-open doors, hazardous chemical bunding, thermal acoustic insulation, and multi-tier chassis mounting fixtures.
Transparent benchmark costing across new build ISO containers and inspected certified used units. Volume-tiered procurement structures accommodate global forwarders, mining conglomerates, and fleet operators.
| Container Category & Length | New Build (FOB Tianjin/Suzhou) | Cargo Worthy / Wind & Water Tight | IICL-5 Inspected Grade | Key Cost Variables |
|---|---|---|---|---|
| 10ft Standard Dry Unit | $1,750 - $2,250 | $950 - $1,300 | $1,400 - $1,650 | Corner casting tooling, batch setup size |
| 20ft Standard Dry (20GP) | $1,850 - $2,400 | $1,100 - $1,550 | $1,650 - $1,950 | Corten hot-rolled coil index, paint coating spec |
| 40ft Standard Dry (40GP) | $2,850 - $3,500 | $1,650 - $2,100 | $2,250 - $2,700 | Longitudinal girder steel gauge, floor ply type |
| 40ft High Cube (40HC) | $3,100 - $3,850 | $1,850 - $2,350 | $2,450 - $2,950 | Additional 1ft height frame steel & corner post steel |
| 40ft High Cube Reefer (Active) | $14,200 - $19,800 | $5,800 - $8,900 | $8,500 - $11,500 | Reefer brand (Thermo King, Daikin, Carrier), stainless liner |
| 45ft High Cube Pallet Wide | $4,800 - $5,900 | $2,600 - $3,400 | $3,500 - $4,200 | Rail buffing load resistance reinforcement |
The container manufacturing sector is transforming through smart sensor integration, low-VOC waterborne paint chemistries, and the rapid expansion of Eurasia rail and intermodal green corridors.
Factory-integrated solar-assisted GPS, temperature, humidity, and door-opening sensors empower international freight forwarders with real-time cargo status tracking across transcontinental voyages, minimizing cargo loss.
Adoption of environmentally engineered water-based polyurethane coating lines and sustainably managed FSC-certified bamboo-composite flooring significantly lowers manufacturing carbon emissions while boosting flooring abrasion life.
Rail freight corridors linking East Asia with Central Europe have driven demand for reinforced 40ft and 45ft high-cube lengths engineered to survive repeated harsh climatic shifts, from -40°C Siberian winters to +45°C arid zones.
From deep-sea shipping liners to remote mining infrastructure, choosing the correct ISO container length and chassis configuration directly dictates route profitability and operational safety.
Primary Length: 20ft Standard
Due to gross vehicle weight road limitations, high-density freight (steel coils, copper cathodes, ore concentrates) maxes out weight limits before volumetric capacity, making 20ft units optimal.
Primary Length: 40ft & 40HC
Apparel, consumer electronics, and packaged household goods require maximum volumetric footprint (CBM). 40ft HC designs yield 76.4 m³ of stackable internal space for optimal pallet loading.
Primary Length: 20ft & 40ft Reefer
Utilizing high-efficiency Carrier Transicold, Daikin, or Thermo King machinery, these units preserve perishables, vaccines, and frozen meats with deep-freeze capabilities down to -35°C.
Primary Length: 10ft & 20ft Specialized
DNV 2.7-1 and EN 12079 certified half-height and open-top structures engineered for open-sea platform supply boats, generator housings, and heavy machinery transport under dynamic shock conditions.
Mitigate international purchase risks with our operational verification framework designed for corporate procurement officers, freight fleet managers, and engineering contractors.
Verify that internal length, door opening width, and diagonal squareness meet ISO 668 tolerances (within ±3mm). Improper door frame alignment leads to premature seal leakage and water ingress at sea.
Require mill test certificates confirming SPA-H chemical composition. Measure paint Dry Film Thickness (DFT): zinc-rich primer (30μm), epoxy intermediate (40μm), and top polyurethane coat (40μm) for coastal salt-spray protection.
Ensure every container length bears a valid, non-corrosive stainless steel Safety Approval Plate (CSC Plate) stamped with Bureau Veritas (BV), ABS, or Lloyd’s Register certification for international voyage compliance.
Direct technical feedback from our engineering desk addressing standard shipping container lengths, custom fabrication tolerances, and freight delivery options.
A standard 20ft container has an external length of 6,058 mm (19' 10.5") and internal length of 5,898 mm. A standard 40ft unit measures 12,192 mm (40' 0") externally and 12,032 mm internally. The wall thickness, structural corrugation depth (usually 36mm or 45mm), and end-frame recess account for the difference between exterior and interior dimensions.
Yes. In addition to ISO standard 20ft and 40ft production runs, our specialized workshop designs and produces customized container lengths, including 10ft mini-containers, 24ft aggregate containers, 30ft bulkers, and 53ft North American intermodal boxes with custom internal fittings and lifting lug positions.
Both models share the identical external length of 12,192 mm. However, the 40ft High Cube is 305 mm (1 foot) taller than the standard 40ft GP (2,896 mm vs. 2,591 mm). This elevation expands interior capacity from 67.7 m³ to 76.4 m³, allowing for higher vertical stacking of cargo pallets or accommodation of bulky machinery.
We work with international logistics operators to utilize "One-Way Cargo Free Use" (SOC - Shipper Owned Container) programs. Your newly built container is paired with dry export freight departing China for your destination port. The cargo owner handles ocean transport, delivering your new container to your home terminal at near-zero ocean drayage cost.
Every factory production batch is furnished with a comprehensive documentation dossier: Bureau Veritas (BV) or Lloyd's Register (LR) Type Approval Certificate, CSC Certification Safety Plate, Mill Inspection Certificates for Corten SPA-H steel, Paint DFT Thickness Testing reports, and T-Floor pressure load tests.
For standard dry freight containers (20GP, 40GP, 40HC), production throughput averages 100 to 200 units daily, with finished order lead times of 15 to 25 business days. Highly specialized designs such as explosion-proof dangerous goods containers or customized reefer builds require 30 to 45 business days including dynamic testing.
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