Wedge Grips

Wedge Grips for Universal Testing Machines

Self-clamping, reliable, and versatile for precise tensile testing

For reliable, standards-compliant materials testing, choosing the right gripping system is essential. Richard Hess MBV GmbH offers high-quality wedge grips – precisely tailored to your specimens, materials, and testing machines.

Product Overview

Our wedge grips are suitable for a wide range of tensile tests – from standard quality control to demanding R&D applications:

🔹 Manual Wedge Grips
• Self-clamping mechanism that increases grip with rising test force
• Suitable for flat and round specimens
• Quick specimen change and user-friendly operation
• Interchangeable jaws for various materials and geometries

🔹 Special Versions & Accessories
• Grip bodies with jaws according to DIN or customized geometries
• Adapter solutions for various machine interfaces
• Replaceable jaw inserts with pyramid, V, or rubber profiles

Typical Applications

• Tensile testing to ISO 6892, ISO 527, ASTM D638, and more
• Testing of metals, plastics, films, wires, elastomers
• For use in quality assurance, research & development, and production

Compatibility & System Integration

Our wedge grips are compatible with:

• Hess universal testing machines (TM, TMCI, TMNI, ST series)
• Modernized test frames with Electronic Drive Controllers
• Testing systems from other manufacturers (via adapters)

Consulting & Custom Solutions

Not sure which grip is right for your application?
Our team will help you select or develop a tailor-made gripping solution – from custom jaw geometries to fully integrated fixtures.

Your Benefits at a Glance

✔ Self-clamping technology for secure hold as force increases
✔ Versatile use – for round, flat, and profiled specimens
✔ Adaptable with interchangeable jaws and mounting adapters
✔ Durable design – ideal for daily lab or production use
✔ Expert advice, custom engineering, and spare parts support

Discover the right wedge grip for your application – we’re happy to assist!
📞 Contact us for expert consultation or a personalized quote.