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Ningbo Zhengxin (ZX) Disposable Steel Cylinders provide a highly durable and incredibly cost-effective packaging solution for the mass distribution of compressed gases. Formed from steel and utilizing advanced automated welding technology, these single-use cylinders offer exceptional structural integrity.
Designed specifically for high-pressure carbon dioxide (CO₂) and nitrous oxide (N₂O) applications—achieving up to a 110-150bar working pressure—they outperform standard low-pressure alternatives.
By adhering strictly to DOT 39 and ISO 11118 standards, these non-refillable cylinders ensure maximum safety for end-users while entirely eliminating reverse logistics costs for global distributors.
Advantages:
Cost-Efficient Supply: 100% single-use lifecycle eliminates return logistics, washing, and re-certification costs.
Safe & Reliable: Formed from steel with advanced automated welding for maximum structural integrity.
Market Ready: Outstanding on-shelf appearance with strong branding surfaces for retail and OEM packaging.
Customizable: Optional accessories including plastic bases and dispensing nozzles are available upon request.
Custom Cylinder Solutions
Make your cylinders fit your product, brand and target market. ZX supports a wide range of surface finishes, branding options and customized packaging, as well as the development and certification of new cylinder sizes.
Surface Finishes Powder coating, spray painting, shot blasting, anodizing and other finishes | Logo & Branding Customer logo stamping, screen printing, heat-shrink sleeves and labels |
Custom Packaging Standard kraft cartons and customized full-colour cartons | New Cylinder Development Development and certification support for new cylinder sizes and specifications |
Custom Gas Valve Solutions
ZX provides practical valve customization to match different cylinders, gas applications, connections and brand requirements.
Surface Finishes Nickel plating or chrome plating | Branding & Appearance Handwheel caps with customer logos and handwheels in different colours |
Threads & Connections Standard inlet and outlet thread options, as well as threads for dip tube connections | Safety Device Burst disc safety devices based on application requirements |
| Material: | Mild Steel Q235B / Q335B / DC04 |
| Specification: | ISO 11118 compliant, TPED Pi certified |
| DOT 39 compliant & certified | |
| Volume: | 0.3L- 6.7L |
| Valve Outlet: | M10X1, M11x1, M12x1 |
| Finish: | powder coated (standard finish) |
| Graphic: | shrink sleeve / label (optional) |
| Accessories: | plastic base / nozzle (optional) |
ISO 11118 Series (110 / 120 / 150bar)
Water Volume (l) | Work Pressure (bar) | Test Pressure (bar) | CO₂ Capacity (g) | Diameter (mm) | Length (mm) | Weight (kg) | Material |
| 0.95 | 110 | 165 | 600 | 70 | 305 | 1.43 | Q235B |
| 1.0 | 110 | 165 | 630 | 70 | 324 | 1.49 | Q235B |
| 1.1 | 110 | 165 | 700 | 70 | 351 | 1.62 | Q235B |
| 1.2 | 110 | 165 | 750 | 100 | 200 | 1.47 | Q355B |
| 1.8 | 110 | 165 | 1100 | 100 | 284 | 1.97 | Q355B |
| 2.0 | 110 | 165 | 1200 | 100 | 313 | 2.14 | Q355B |
| 2.2 | 110 | 165 | 1400 | 100 | 341 | 2.31 | Q355B |
| 3.3 | 110 | 165 | 2000 | 118 | 365 | 3.48 | Q355B |
| Custom dimensions / specifications available upon request | |||||||
DOT 39 Series (1600psi)
| Water Volume (l) | Work Pressure (psi) | Test Pressure (psi) | O₂ Capacity (l) | Diameter (mm) | Length (mm) | Weight (kg) | Material |
| 0.95 | 1600 | 2000 | 640 | 88.9 | 235 | 1.10 | DC04 |
| Custom dimensions / specifications available upon request | |||||||
