Hydraulic Grips

Hydraulic Grips for Universal Testing Machines

Maximum clamping force for demanding test applications

Hydraulic grips are used whenever maximum clamping forces are required – for example, with large sample cross-sections, high-strength materials, or long-duration tests. Richard Hess MBV GmbH offers high-performance hydraulic gripping systems for use in quality assurance, research, and industrial series testing.

Product Overview

Our hydraulic grips are suitable for a wide range of materials and testing requirements:

🔹 Features & Benefits
• High clamping forces through hydraulic locking – ideal for tensile tests on high-strength materials
• Constant clamping force over long test durations – no need for retightening
• Rugged design for heavy-duty use and long service life
• Available in manual, semi-automatic, or fully automatic versions

🔹 Technical Specifications
• Clamping forces up to 250 kN and beyond
• Compatible with flat and round specimens
• Various jaw geometries available: V-jaws, rubber inserts, pyramid structures, etc.
• Optional cooling or temperature control available

Typical Applications

• Tensile testing of high-strength metals, alloys, and composite materials
• Testing of large specimens with increased cross-section
• Long-term tests, relaxation, and creep testing
• Standard-compliant tests according to DIN, ISO, ASTM

Compatibility & Expandability

Hydraulic grips from Hess are compatible with:

• Testing machines from the TMCI and ST series as well as custom systems
• Retrofitted systems with Electronic Drive Controllers
• Third-party machines via suitable adapter solutions

Optional Equipment

• Hydraulic power units in various performance classes
• Quick-change systems for jaws
• Safety covers and protection systems
• Pressure control for adjustable clamping force

Your Benefits at a Glance

✔ Maximum clamping force for challenging specimens
✔ Constant clamping without manual readjustment
✔ Durable even under high loads
✔ Versatile application with interchangeable jaws
✔ Technical consulting & custom solutions available

Need maximum gripping power for your tests?
📞 We’ll be happy to advise you on hydraulic gripping systems – powerful, reliable, and precisely tailored to your needs.