20FT T75 Cryogenic Liquid ISO Tank Container High Vacuum Insulated Tank for LOX, LIN & LAR
Products Description

20ft T75 Cryogenic Liquid ISO Tank Container is UN T75 portable vacuum insulated pressure vessel with double-wall vacuum multi-layer insulation structure. It is designed for bulk storage & transport of cryogenic liquids: LOX, LIN, LAR, LCO2, LNG and other cryogenic media. Standard 20ft ISO frame enables intermodal transport by sea, road and rail.
Working Principle
The cryogenic ISO tank operates through a vacuum insulation system combined with a pressure-controlled storage and transfer system.
1.Vacuum Insulation: The annular space between the inner vessel and outer jacket is maintained under vacuum, while multi-layer insulation reduces thermal radiation.
2.Cryogenic Storage: The liquid medium is stored in the pressure-rated inner vessel under specified operating conditions.
3.Pressure Management: Pressure-building equipment, pressure gauges and safety devices help maintain the required operating conditions.
4.Liquid Filling and Discharge: Dedicated filling and discharge lines enable controlled transfer of cryogenic liquid.
5.Safety Protection: Pressure relief devices and monitoring instruments provide protection against abnormal pressure conditions in accordance with the approved design.
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Technical Specifications
| Item | Specification |
|---|---|
| Model | 20ft T75 Cryogenic ISO Tank Container |
| Overall Dimension | 6058 × 2438 × 2591 mm( 20ft) |
| Nominal Volume | 20.8 m³(Customizable 21~22.5m³) |
| Inner Vessel | S30408 / 316L Stainless Steel |
| Outer Shell & Frame | Q345R / Q345B Carbon Steel |
| MAWP | 1.6MPa(Optional 2.2 / 2.4MPa) |
| Design Temp | -196℃ ~ +55℃ |
| Insulation Type | High Vacuum Multi-layer Insulation |
| Static Boil-off | LIN ≤0.34% / day |
| Tare Weight | 8200 kg |
| MGW | 30480 kg |
| Filling Ratio | ≤95% |
| Certification | ASME U Stamp, CSC, BV/LR/CCS Inspection optional |
| Suitable Media | LOX, LIN, LAR |
Product Features
Heavy-duty 20FT ISO frame for international transportation.
Vacuum and multi-layer insulation for reduced heat ingress.
Corrosion-resistant stainless steel inner vessel.
Optimized valve cabinet for convenient operation and maintenance.
Pressure and liquid-level monitoring instruments.
Configurable liquid and gas pipelines.
Optional pump and flow measurement system.
Customized labeling, painting and company logo.
Applications
The 20FT Cryogenic Liquid ISO Tank Container can be configured for approved cryogenic applications in:
Industrial gas production and distribution.
Liquid nitrogen transportation and supply.
Liquid oxygen storage and logistics.
Liquid argon transportation.
LNG and other approved liquefied gas logistics.
Chemical and petrochemical industries.
Energy and gas distribution projects.
Port, rail and intermodal transportation.
Special reminder: liquid oxygen equipment must use oxygen-compatible materials, clean processes and special configurations, and the configuration of ordinary liquid nitrogen tanks cannot be directly used for liquid oxygen conditions. LNG and liquid CO ₂ should also adopt corresponding dedicated designs.


How to Choose cryogenic ISO tank container?
Selecting the right cryogenic ISO tank requires consideration of the following factors:
1.Medium: Identify whether the cargo is LIN, LOX, LAR, LCO₂, LNG or another liquefied gas.
2.Working Pressure: Select the pressure rating based on the medium's physical properties and operating requirements.
3.Capacity: Choose the appropriate volume according to transport frequency, payload and logistics restrictions.
4.Insulation Performance: Compare vacuum stability, heat leakage and normal evaporation rate.
5.Material Compatibility: Ensure the inner vessel, valves, seals and piping are compatible with the cargo.
6.Applicable Standards: Confirm the destination country's regulations and required approvals.
7.Transportation Conditions: Consider road, rail, sea, stacking and lifting requirements.
8.Optional Equipment: Determine whether pumps, flow meters, GPS and monitoring systems are required.
20ft cryogenic ISO tank container manufacture

We are a professional manufacturer specializing in cryogenic pressure vessels and industrial gas storage and transportation equipment.
Products cover cryogenic semi tank trucks, cryogenic ISO tank containers and customized pressure vessel solutions.
The company has engineering technology, manufacturing, control and international sales service capabilities, and is committed to providing reliable equipment solutions for customers in the industrial gas, energy, chemical and transportation industries.
We always have product safety, manufacturing quality, technological innovation and customer cooperation.
FAQ
Q: What is a 20ft T75 cryogenic liquid iso tank container?
A: 20ft T75 cryogenic iso tank container is UN T75 portable vacuum insulated pressure vessel for bulk transport and storage of LOX, LIN, LAR, LCO2, LNG and other cryogenic liquids, compatible with global intermodal logistics.
Q: Which media can be loaded inside this T75 cryogenic iso tank container?
A: Standard version suits LOX, LIN, LAR, LCO2, LNG; we adjust seal material and design pressure for special cryogenic fluids.
Q: What is the boil-off rate of your 20ft cryogenic iso tank container?
A: Standard high vacuum multi-layer insulation LIN static boil-off ≤0.34% per day; we can make lower BOI version for long ocean shipment.
Q: What MAWP options for the 20ft T75 cryogenic tank container?
A: Available MAWP:1.6MPa /2.2MPa /2.4MPa; LCO2 usually selects higher working pressure.
Q: How long is the vacuum service life of vacuum insulated iso tank container?
A: With normal operation and no collision, vacuum retention is 8–12 years; we provide vacuum test service.
Q: Is welding 100% inspected for your cryogenic iso tank container?
A: All inner vessel welds are 100% RT radiographic NDT, plus hydrostatic test and pneumatic leak test per unit.
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