Weerg Guides

6 min read

Copper alloys: classification, properties and selection criteria

Weerg staff: Jul 1, 2026

Copper alloys are one of the most versatile groups of materials available to designers: they combine copper’s conductivity and corrosion resistance with mechanical strength and machinability that pure copper could never achieve. There are hundreds of standardised grades, from free-machining brasses...

4 min read

Tensile Test: A Complete Guide for Engineers and Designers

Weerg staff: Jun 24, 2026

The tensile test is the most widely used mechanical test in the world for characterising materials. A single test provides the data that every engineer uses on a daily basis: elastic modulus, yield strength, tensile strength and ductility.

In this article, we examine what the tensile test is, how...

3 min read

What is Tensile Strength and How is it Calculated

Weerg staff: Jun 17, 2026

Tensile strength is one of the most important mechanical properties in industrial design and material selection. It indicates the ability of a material to withstand forces that tend to elongate or fracture it.

4 min read

Composite Materials: Types, Properties and Applications

Weerg staff: Jun 10, 2026

Composite materials represent one of the most significant innovations in modern engineering. Thanks to their ability to combine lightness, strength and high performance, they have become indispensable across sectors ranging from aerospace to construction.

In this article you will discover what...

2 min read

ISO 9001 Certification at Weerg: Verified and Renewed Quality

Weerg staff: Jun 3, 2026

Weerg has successfully passed its ISO 9001 certification renewal audit, reaffirming its commitment to excellence in manufacturing processes and customer satisfaction. This achievement is not a destination, but tangible proof of a continuous improvement journey that involves every level of the...

4 min read

Teflon vs PTFE: What's the Difference? Complete Technical Guide

Weerg staff: May 27, 2026

PTFE (polytetrafluoroethylene) is the chemical name of the material; Teflon is the registered trademark under which Chemours (formerly DuPont) commercialises it. From a chemical and performance standpoint, they are identical. The relevant difference in an industrial context concerns certifications,...

3 min read

What we print for the world's slimmest window

Weerg staff: May 25, 2026

The Titawin collaboration from our side: PA12 GB (glass beads), millimetric geometries, and CAD files already production-ready.

4 min read

Iron-Carbon Diagram: What It Is, Phases and How to Read It

Weerg staff: May 20, 2026

The iron-carbon diagram is one of the most important tools in metallurgy and metallic materials design. It is used to understand how steels and cast irons behave as a function of temperature and carbon content.

Understanding the iron-carbon diagram is essential for choosing the correct material,...

4 min read

UL94 and Blue Card: Certifications and Flame Retardant Materials

Weerg staff: May 13, 2026

When designing components for sectors such as automotive, electronics, industrial, UAV, or medical,materialselection cannot be based solely on mechanical properties. It is essential to also consider safety regulations and certifications, such as UL94 and the so-called Blue Card (UL Yellow Card).

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