2026 New 26.5m³ Liquid Oxygen Semi-Trailer Truck Medical Oxygen Transport Trailer
Products Description

Liquid Oxygen Semi-Trailer Truck, also named LOX cryogenic semi trailer, is a professional cryogenic pressure vessel transport equipment. It adopts double-layer tank and high vacuum multi-layer insulation structure for bulk road transportation of -183℃ liquid oxygen (LOX). Widely used for air separation plant, gas distributor, metallurgy and chemical industry. Manufactured complying with GB150, ASME U stamp, CE, ISO9001 standards, with full pressure test & NDT inspection. Low boil-off rate and sufficient safety margin for long-distance cryogenic hazardous liquid transportation.
Technical Specification
| Capacity (m³) | 26.5 | 26.9 | 22.6 | 35 | 36.5 | |
| Working pressure (MPa)(Inner cylinder) | 1.6 | 1.3 | 1.6 | 1.6 | 1.05 | |
| Design pressure (MPa)(Inner cylinder) | 1.6 | 1.3 | 1.6 | 1.6 | 1.05 | |
| Filling rate | 90-92% | |||||
| Filling medium | LO2 | LAr | LN2 | |||
| Insulated form | High vacuum multi-layer insulation | |||||
| Liquid discharge method | Discharging liquid through pressure difference | |||||
Product Features
✅ Double-layer pressure tank, 100% RT radiographic inspection for welds
✅ High vacuum multi-layer insulation, low BOG boil-off rate to reduce LOX loss
✅ Multi-safety protection: Safety valve + bursting disc dual relief, emergency shut-off valve, pressure interlock
✅ Cryogenic valve manifold, anti-cold brittleness, static earthing system
✅ Famous brand axles & ABS brake system, hazardous goods special chassis
✅ Visible pressure & liquid level gauge, optional remote monitoring
✅ Complete hazard marking, reflective tape and fire protection parts
✅ Multi-purpose, support LOX, LN2, LAr cryogenic liquid transport
Product Advantages
1.Full pressure vessel license A2/C2, support ASME U-stamp fabrication to meet strict overseas inspection;
2.Mature vacuum insulation process, vacuum holding test before delivery, boil-off performance better than industry average;
3.Traceable raw materials for all pressure parts, original material certificate for steel & stainless steel;
4.Cryogenic valves from top international brand, reliable cryogenic sealing to minimize leakage risk;
5.Complete factory test: Hydrostatic test, air tightness, vacuum inspection, whole vehicle road test.
Cryogenic tanker trailers applications
1.Metallurgy and Steel: Used for transporting cryogenic liquids required in steel production processes.
2.Petrochemical and Chemical Industries: Essential for the transport of cryogenic liquids used in chemical production.
3.Environmental Protection: Used in the transportation of cryogenic liquids for environmental cleanup and treatment processes.
4.Electronics: Transporting cryogenic liquids necessary for semiconductor manufacturing.
5.Medicine: Used for the transport of medical gases like liquid oxygen.
6.Energy Production: Provides transportation solutions for cryogenic liquids used in power plants and other energy sectors.
more details

Packaging & Shipping




Packaging: Clean, sandblast and anti-rust painting before delivery. Spray protective wax on whole trailer against sea salt spray. Wrap valves and gauges by waterproof film.
Shipping Method: Flat Rack container or bulk cargo vessel. Secure trailer with steel wire rope and cushion pad to prevent shifting.
After-sales Service
1.Warranty: 12 months full trailer warranty after shipment; lifelong technical consultation for pressure vessel body.
2.Online support: 7/24 online technical support, remote troubleshooting.
3.Spare parts: Long-term supply of original cryogenic valve, pressure gauge, safety valve, seal kits.
4.Video training: Operation, maintenance, vacuum test and trouble-shooting video guide.
5.Onsite overseas service: Engineer onsite commissioning and maintenance (travel cost separate).
6.Regular follow-up & maintenance schedule document.
Why Choose Us?

1.Own cryogenic pressure vessel workshop with CNC rolling, welding & NDT equipment, real manufacturer not trader;
2.Support third-party supervision, BV / SGS witness inspection;
3.Technical team for solution design and drawing approval, modify structure to match local regulation;
4.Video inspection before shipment, full document package: drawing, material cert, NDT report, COC;
5.12 months full trailer warranty, long-term technical support for pressure vessel, global online guidance.
Customer Visit

Welcome global customers to visit our factory and inspect liquid oxygen semi-trailer truck production line. You can visit raw material warehouse, welding workshop, NDT lab, vacuum test station, trailer assembly and pressure test area. You can check LOX semi trailer sample and witness hydrostatic & air tightness test. Our technical team discuss drawing, certification and project requirement face to face. Please book appointment in advance. We provide factory reception, technical presentation and local transfer arrangement.
FAQ
Q: What medium can this cryogenic liquid oxygen tanker trailer carry?
A: Standard for LOX liquid oxygen, also compatible with LN2 liquid nitrogen, LAr liquid argon.
Q: What is the standard volume of liquid oxygen transport semi trailer?
A: Standard 26.5m³ liquid oxygen semi-trailer truck, custom from 15m³ to 50m³.
Q: Can you make ASME U stamp liquid oxygen semi trailer?
A: Yes, our factory holds ASME certificate, we can produce ASME U-stamp cryogenic LOX semi trailer for North America market.
Q: What is the boil-off rate of your LOX cryogenic semi trailer?
A: Our liquid oxygen semi-trailer truck daily boil-off ≤0.3%,depends on ambient temperature.
Q: What is delivery time of LOX cryogenic semi trailer?
A: Standard model 35~45 working days; ASME customized liquid oxygen transport semi trailer 45~60 days.
Q: Can we do third party inspection (SGS/BV) on liquid oxygen semi-trailer truck before shipment?
A: Yes, welcome SGS, BV or your appointed inspector witness factory test & inspection.
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