Stainless steel pressure vessels
ST Series Stainless Steel Pressure Vessels for Reliable Fluid Handling
Stainless Steel 303/304/316, 1–50L, up to 100 psi (6.9 bar)
The ST Series stainless steel pressure vessels are designed for reliable and clean fluid handling in demanding industrial environments. Manufactured from high-quality stainless steel 303, 304, or 316, these robust reservoirs provide excellent corrosion resistance and dependable pressure performance. With a maximum working pressure of 100 psi (6.9 bar), the ST Series ensures stable and controlled material delivery across a wide range of applications.
1000ML-ST
The 1000ML-ST is a 1L stainless steel pressure vessel built for strict industrial applications. Engineered from high-grade 303/304 steel, this robust tank ensures fluid dispensing up to 6.9 bar.
2000ML-ST
The 2000ML-ST is a 2L stainless steel pressure vessel built for strict industrial applications. Engineered from high-grade 303/304 steel, this robust tank ensures fluid dispensing up to 6.9 bar.
5000ML-ST
The 5000ML-ST is a 5L stainless steel pressure vessel built for strict industrial applications. Engineered from high-grade 303/304 steel, this robust tank ensures fluid dispensing up to 6.9 bar.
1000CL-ST
The 1000CL-ST is a 10L stainless steel pressure vessel built for strict industrial applications. Engineered from high-grade 303/304 steel, this robust tank ensures fluid dispensing up to 6.9 bar.
2500CL-ST
The 2500CL-ST is a 25L stainless steel pressure vessel built for strict industrial applications. Engineered from high-grade 303/304 steel, this robust tank ensures fluid dispensing up to 6.9 bar.
5000CL-ST
The 5000CL-ST is a 50L stainless steel pressure vessel built for demanding industrial applications. Engineered from high-grade 303/304 steel, this robust tank ensures safe fluid dispensing up to 4 bar.
Why Choose ST Series Stainless Steel Pressure Vessels?
Corrosion-Resistant Construction
Manufactured entirely from stainless steel 303, 304, or 316, ensuring long service life and compatibility with a wide range of fluids and chemicals.
Reliable Pressure Performance
Designed to safely operate at up to 100 psi (6.9 bar), enabling stable and consistent material supply in industrial processes.
Clean and Contamination-Free Operation
Stainless steel construction prevents corrosion and contamination, making the vessels suitable for sensitive materials and precise dispensing processes.
Multiple Capacity Options
Available in several sizes ranging from 1 litre to 50 litres to suit different production and laboratory requirements.
Flexible Configuration
Vessels can be equipped with air agitators, low-level sensors, and additional ports depending on application requirements.
Uncompromised Safety & Certified Quality

CE Marked
Compliant with all relevant EU health, safety, and environmental protection standards for industrial use.

PED 2014/68/EU Certified
Engineered and manufactured in strict accordance with the Pressure Equipment Directive for maximum safety assurance.

ISO 9001:2015 Certified
Manufactured under a rigorous Quality Management System accredited by UKAS.

ATEX Ready
Suitable for use in hazardous environments and explosive atmospheres.
Ideal Applications
The ST Series stainless steel pressure vessels are designed for applications that require stable pressure control, clean fluid handling, and durable stainless steel construction. Their compact design and corrosion-resistant materials make them suitable for a wide range of industrial processes.
Typical applications include:
- Adhesive and sealant dispensing systems used in manufacturing and assembly processes
- Paint, coating, and lubrication feed systems in automotive and industrial equipment
- Chemical dosing and fluid transfer in processing plants
- Laboratory and pilot-scale production systems requiring controlled pressurized supply
- Industrial material delivery systems for resins, inks, and specialty fluids
ST Series Customisations
These stainless steel pressure vessels can also be configured with additional ports, air agitators, and level sensors, allowing them to be adapted to specific production requirements.
Technical specification
| Max working pressure | 100 psi (6.9 bar) |
|---|---|
| Available capacities | 1 / 2 / 5 / 10 / / 25 / 50 litres |
| Cylinder material | Stainless steel 303, 304, or 316 |
| Frame material | Stainless steel |
| Typical applications | Adhesive dispensing, paint & coating feed, chemical dosing, laboratory fluid handling |
| Optional accessories | Air agitator, low-level sensor, additional inlet/outlet ports, custom fittings |










