Pneumatics & Hydraulics
Verified by Mel Sykes, Industrial Supply Chain Specialist - April 2026
| Specification | Details |
|---|---|
| Pneumatic types | Cylinders, actuators, valves, FRL units, fittings, tubing |
| Hydraulic types | Cylinders, pumps, motors, valves, hoses, fittings |
| Standards | ISO 6431 (pneumatic cylinders), ISO 4401 (hydraulic valves), SAE J517 (hose) |
| Pressure range | Pneumatic: 0-10 bar typical. Hydraulic: 0-700 bar typical |
What are Pneumatics & Hydraulics?
Pneumatics & Hydraulics refer to systems that use compressed air and pressurized liquid to transmit energy for motion control. They're used in manufacturing, construction, and other industries where precise movement and force are required.
Pneumatics & Hydraulics encompass a range of equipment designed to convert fluid power into mechanical energy. Pneumatic systems typically operate at pressures up to 10 bar and use compressed air, while hydraulic systems can reach up to 700 bar using oil-based fluids. These systems include cylinders, actuators, valves, pumps, motors, hoses, and fittings, each serving specific functions in machinery and equipment.
Types of Pneumatics & Hydraulics
Pneumatic Components
- Cylinders: Linear motion devices driven by compressed air, available in single or double rod configurations.
- Actuators: Rotational or linear movements generated from pneumatic pressure.
- Valves: Control the direction and flow of air to ensure precise movement control.
- FRL Units (Filter-Regulator-Lubricator): Clean, regulate, and lubricate compressed air for efficient performance.
- Fittings: Connect components securely with minimal loss of air pressure.
- Tubing: Flexible or rigid tubing that carries pressurized air between system parts.
Hydraulic Components
- Cylinders: Generate linear motion using hydraulic fluid under high pressure.
- Pumps: Supply the hydraulic fluid to the system, maintaining consistent flow and pressure.
- Motors: Convert hydraulic energy into rotational force for machinery operation.
- Valves: Regulate hydraulic fluid direction, speed, and volume in complex systems.
- Hoses: Flexible conduits that transport pressurized fluid between components.
- Fittings: Connect hoses and pipes securely to prevent leaks.
Materials and Specifications
Pneumatics & Hydraulics use various materials and adhere to international standards for durability and performance.
Pneumatic Components
- Cylinders (ISO 6431): Made from carbon steel (EN8) or stainless steel (A2-70), with seals in nitrile rubber.
- Fittings: Often made of brass (CuZn39Pb3) for corrosion resistance, or aluminum (AlMgSi1) for lightweight applications.
Hydraulic Components
- Hoses (SAE J517): Constructed using materials like thermoplastic (PE), rubber (NR), and wire braiding.
- Valves (ISO 4401): Fabricated from brass (CuZn39Pb3) or stainless steel (A2-70) for high-pressure environments.
How to Choose the Right Pneumatics & Hydraulics
Selecting appropriate components involves assessing system requirements, environmental conditions, and maintenance needs. Consider factors like operating pressure range, temperature limits, fluid type, and desired motion control accuracy.
Key Criteria
- Operating Pressure: Ensure components can handle pressures within your system's range.
- Material Compatibility: Choose materials that resist corrosion and wear under specific conditions.
- Seal Performance: Select seals compatible with the hydraulic or pneumatic fluid to prevent leaks.
- Maintenance Ease: Opt for systems with easy-to-replace parts and simple servicing procedures.
UK Suppliers
MLC lists verified suppliers from Companies House, offering a range of Pneumatics & Hydraulics components. Suppliers adhere to industry standards like ISO 9001 and comply with local regulations, ensuring high-quality products and reliable service. MLC members include leading trade bodies such as the British Industrial Automation Forum (BIAFD) and the British Pump Manufacturers' Association (BPMA).
Common Applications
Pneumatics & Hydraulics find wide use in diverse industries due to their reliability and efficiency.
Manufacturing
- Assembly Lines: Pneumatic actuators for precise positioning tasks.
- Material Handling: Hydraulic lifts for heavy loads in warehouses.
Construction
- Excavators: Hydraulic cylinders for digging and lifting operations.
- Pavers: Pneumatic tools for compacting soil.
Automotive Industry
- Car Assembly: Hydraulics for robotic welding systems.
- Braking Systems: Pneumatics for air brake control mechanisms.
By understanding the specific needs of each application, engineers can select suitable components that enhance productivity and safety.
Pneumatics & Hydraulics listings on MLC cover products including hydraulic oil and hydraulic ram. All suppliers are verified against Companies House public records.
References
- Companies House - UK supplier verification
- British Standards Institution - ISO and BS standards
Verified UK pneumatics & hydraulics suppliers
MLC lists 51 verified pneumatics & hydraulics suppliers, each cross-referenced against Companies House public records.
| Company | Company No. | Incorporated | Status |
|---|---|---|---|
| Moog Whitton Limited | 02839513 | 1993-07-27 | Dissolved |
| The Benison Lode Co Limited | 03139099 | 1995-12-18 | Dissolved |
| Sharpe Hydraulic Services Ltd | 07686672 | 2011-06-29 | Active |
| Triark Pumps Limited | 01854311 | 1984-10-11 | Active |
| Lin Gallos Ltd | 12247762 | 2019-10-07 | Dissolved |
| Ian Higgins Engineering Ltd | 12054275 | 2019-06-17 | Dissolved |
| Misal Engineering Limited | 10762379 | 2017-05-10 | Active |
| Yiheng Dexuan Co., Limited | 14892771 | 2023-05-24 | Active |
| Gravloc Uk Limited | 06456336 | 2007-12-18 | Active |
| Eitmaster Limited | 13924801 | 2022-02-18 | Active |
Plus 41 more verified suppliers. Browse the full list on MLC.
Companies sourced from Companies House SIC codes: 28120. Data verified April 2026.
UK Import Data: Pneumatics & Hydraulics
The UK imported £27.1 million worth of pneumatics & hydraulics products in 2023, totalling 753 tonnes (Source: HMRC UK Trade Info).
Top source countries:
| Country | Import Value | Share |
|---|---|---|
| Germany | £17.0 million | 62.7% |
| Italy | £3.2 million | 11.7% |
| France | £1.5 million | 5.6% |
| Czechia | £1.2 million | 4.3% |
| Netherlands | £1.1 million | 4.2% |
Breakdown by product type:
- Pneumatic power engines (linear): £27.1 million
Frequently Asked Questions
What types of Pneumatics & Hydraulics are available in the UK?
Pneumatics & Hydraulics are available from hundreds of UK suppliers in various materials, sizes, and specifications. Browse MLC's verified supplier listings for current stock and technical specs.
How do I choose the right Pneumatics & Hydraulics?
Selecting the right Pneumatics & Hydraulics depends on load requirements, operating environment, temperature range, and material compatibility. Check our buying guides for detailed selection criteria.
Can I buy Pneumatics & Hydraulics in small quantities?
Many UK Pneumatics & Hydraulics suppliers offer no minimum order quantities. Filter suppliers on MLC to find those selling individual items or small batches.
Are Pneumatics & Hydraulics suppliers on MLC verified?
All suppliers listed on MLC are verified against Companies House public records. Each listing shows incorporation date, company status, directors, and registered address.
What standards apply to Pneumatics & Hydraulics?
Pneumatics & Hydraulics are manufactured to various ISO, BS, and DIN standards depending on type and application. Check individual product pages for specific standard references.
What are the main types of equipment used in Pneumatics & Hydraulics systems?
In Pneumatics & Hydraulics, common equipment includes cylinders and actuators for linear motion control, valves to regulate fluid flow, FRL units (filter-regulator-lubricator) for air quality management, pumps and motors for hydraulic power generation, and hoses and fittings for secure connections.
What are the standard pressure ranges for pneumatic and hydraulic systems in Pneumatics & Hydraulics?
For Pneumatics & Hydraulics, typical operating pressures range from 0 to 10 bar for pneumatic systems, which use compressed air. In contrast, hydraulic systems can operate at much higher pressures up to 700 bar using oil-based fluids.
Which ISO standards apply to components in Pneumatics & Hydraulics?
Components in Pneumatics & Hydraulics adhere to various international standards such as ISO 6431 for pneumatic cylinders, ISO 4401 for hydraulic valves, and SAE J517 for hoses.
How do engineers choose between pneumatic and hydraulic systems for their applications?
Engineers select pneumatic or hydraulic systems based on the specific needs of their application. Pneumatics are often preferred for their cleanliness, safety, and ease of installation, suitable for pressures up to 10 bar. Hydraulics offer higher power density and precise control at pressures up to 700 bar, making them ideal for heavy-duty tasks.
Where can UK engineers find reliable suppliers for Pneumatics & Hydraulics components?
UK engineers can explore mlc.org.uk or similar industrial supply chain websites to find reputable suppliers of Pneumatics & Hydraulics parts. These platforms offer a wide range of high-quality cylinders, valves, pumps, and other important components compliant with international standards.