TPED & EN Certified High-Pressure Gas Cylinder
DSW 68L CO2 cylinders are seamless high-pressure gas cylinders manufactured to EN ISO 9809-1 and TPED standards. With a working pressure of 150 bar, these cylinders are ideal for industrial CO₂ storage, fire suppression systems, and beverage carbonation applications. Reliable, certified, and suitable for global shipping.
68 L Industrial CO2 Gas Cylinder – Typical Specifications
| Feature | Specification |
|---|---|
| Capacity (Water Volume) | ~68 L |
| Material | Seamless steel (37Mn / 34CrMo4) |
| Working Pressure | ~150 bar (some up to 200 bar) |
| Test Pressure | ~250 bar / 300 bar |
| Outer Diameter | ~267 mm |
| Height | ~1470–1500 mm |
| Empty Weight | ~70–78 kg |
| Standards | ISO 9809‑1 / EN ISO 9809 |
Notes on Use
- High-pressure industrial cylinders — not for low-pressure applications.
- Suitable for gases like CO₂, nitrogen, oxygen, and inert gases.
- Must follow safety regulations and periodic hydrostatic testing.
- Check valve type (CGA outlet) and certifications (TPED, ISO) with supplier.


Shop carbon dioxide cylinders online from DSW, a leading supplier in China. We offer a wide range of high-quality CO₂ cylinders to meet your specific application needs.
Hydrostatic Testing of CO₂ Cylinders
The pressure test data verifies the structural integrity, safety, and regulatory compliance of CO₂ bottles by detecting leaks and permanent expansion under controlled hydrostatic pressure conditions.
Compliance & Certification
- TPED – Transportable Pressure Equipment Directive (EU compliance)
- EN ISO 9809-1 – Seamless steel cylinder standard
- CE marking and batch inspection reports available
- Hydrostatic pressure testing, ultrasonic inspection, and leak testing included

Benefits & Features
- Seamless steel construction for high-pressure safety
- TPED & EN certified for EU compliance
- Reliable performance in industrial and fire suppression applications
- Custom OEM branding and labeling available
- No cleanup required after CO₂ discharge
Applications
- Fire suppression systems
- Beverage carbonation and food processing
- Welding and shielding gas
- Laboratory gas supply
- Marine and offshore installations







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