stiffness Archives

Tag Archive for: stiffness

The Divergence in Force Measurement of Strain Versus Stress

April 21, 2026

Interface details stress testing versus strain testing using force measurement sensors to quantify material deformation and internal resistive forces. Distinguishing between stress and strain is critical for defining test parameters, selecting sensor capacities, and interpreting data from a material’s elastic and plastic regions.

Contact Resonance 101

October 14, 2025

Contact resonance can significantly damage measurement accuracy and even cause system failure. Interface 101 Series details how inherent mechanical clearances within the measurement system can turn harmless transient forces into potentially destructive oscillations. Contact resonance is a form of self-excited oscillation that occurs in mechanical systems involving mass, stiffness, and a clearance. Interface Load Cells 301 Characteristics and Applications Guide covers this important topic.

The Crushing Reality of Impact Loads

February 13, 2025

Interface details the importance of understanding impact loads, which introduce a dynamic element that significantly amplifies the force experienced by the load cell. Physics are important in force measurement, understand how to protect your sensors from overload and damage from impact. Learn about impact drop testing and key considerations when choosing a sensor.

Interface Load Cells 301 Characteristics and Applications Guide

April 11, 2024

The Interface Load Cells 301 Guide is a technical resource for test engineers and measurement device users. It provides comprehensive insights into load cell characteristics, performance, and optimization tips. The essential tool offers technical explanations, visualizations, and scientific details to ensure you understand and maximize the functionality of load cells in diverse applications. Topics include load cell stiffness, on-axis and off-axis loading, natural frequency, calibration loads, extraneous loading effects, and more.