Metal Testing Articles

Types of Abrasion Testing: Different Methods to Assess Surface Damage

4 Aug 2025

It's clear that abrasion testing is essential to evaluate how your product's material performs after wear and tear. However, there are various factors that can affect it, and just as many types of abrasion testing. So, what sets them apart? And which one should you be using?

Here, Qualitest, will guide you to look at the different types of abrasion tests and what makes each one unique. Stick with us until the end to gain insights into the current abrasion testing regulations in the U.S. as well.

Types of Material Testing: The Importance, and How to Choose The Correct Ones

5 Jun 2025

Material testing may not always be visible on the surface of innovation, but it quietly powers some of the most critical decisions in product development and quality assurance. Despites of the industry, understanding various types of material testing helps to ensure that each material behaves as expected.

Especially in highly regulated industries where safety, performance, and compliance are non-negotiable, material testing serves as both a gatekeeper and a guide. It ensures that the materials used will stand up to real-world demands.

Rockwell Hardness Testing: Method, Formula, Specs & Diagram

28 May 2025

Rockwell Hardness Testing - Measuring material hardness is a fundamental part of the quality control process. The harder the metal, the more reliable, durable, and structurally sound it tends to be.

One of the most widely used methods for this assessment is the Rockwell hardness test. It’s valued for both accuracy and flexibility. Although the test involves applying force to the subject, the load and indenter can be adjusted to match different metal types and testing needs.

LIBS Analyzers Explained: How It Works, What It Detects, and Why It’s Changing Metal Analysis

7 May 2025

LIBS analyzers, or Laser Induced Breakdown Spectroscopy analyzer, gives you fast, in-field material identification, no lab required.

Using a focused laser pulse, it vaporizes a tiny surface area to create plasma. This plasma emits light that reveals the exact elements present in the material. Results appear on-screen in seconds, helping you make quick, confident decisions on the job.

Surface Roughness Testing: How It Impacts Product Efficiency and Durability

20 Jan 2025

Did you know that the texture of a surface can make or break a product's performance? Surface Roughness Testing gives you the ability to identify and control microscopic imperfections, ensuring better durability, efficiency, and reliability.

Now, let’s take a closer look at what surface roughness testing involves, the tools used, and why it’s a critical step in ensuring product excellence across diverse applications.

How to Calculate Bolt Yield Strength: A Practical Guide for You

14 Jan 2025

Choosing the right bolt can be confusing when strength and reliability are at stake. What if your bolt deforms or breaks under pressure? That's why understanding their yield strength is crucial when determining the right bolt for your project.

Yield strength tells you the maximum stress a bolt can handle before it permanently deforms. Let’s explore how you can calculate bolt yield strength and make informed decisions for your applications.

Optical Emission Spectrometer for Metal Analysis: Applications and Benefits

20 Jul 2024

Optical emission spectrometry (OES) is an essential analytical technique used in metal analysis across various industries, including metallurgy, casting, machinery, metal processing, automotive, and others. This method provides rapid and precise elemental composition analysis, ensuring quality control and adherence to industry standards.

The ability of this technique to deliver accurate results quickly makes it important for maintaining the integrity of metal components, especially in critical applications where material properties are crucial.

Ultrasonic Bolt Tension Meter - The Cutting-Edge Solution for Precise Bolt Tension Assessment

31 May 2024

Bolts are indispensable fasteners in the manufacturing, national defense, and infrastructure industries, playing a crucial role in the safety and reliability of a wide range of equipment and structures. From aerospace and vehicles to bridges and buildings, the precise control of bolt tightening force is essential.

How to Use an Optical Comparator: Working Principle, Accuracy, How to Use, and Application

20 May 2024

Optical comparator is an indispensable tool in the realm of precision measurement and inspection. These specialized instruments have become a trusted ally for manufacturers and quality assurance professionals alike, offering a unique combination of optical magnification and mechanical accuracy to meticulously analyze and verify the dimensions of intricate components and assemblies.

User Guide: How to Find the Most Suitable Optical Comparator for Your Needs

8 May 2024

Looking for the most suitable optical comparator for your specific needs? You're in the right place. In industries that demand precise measurements and quality control, optical comparators play a crucial role. Also known as profile projectors, these advanced instruments utilize optics and illumination techniques to project magnified images onto screens. In this blog post, we will guide you in finding the best optical comparator for your specific needs.