Technoweld News

An Introduction to Structural Steel

An Introduction to Structural Steel

Structural steel is used in a variety of sectors such as defence, oil and gas, mining, infrastructureand in the building and construction industries. If welded correctly it is a reliable method of construction, there are many reasons it is so widely used across the...

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The Importance of Quality Welding Standards and Compliance

The Importance of Quality Welding Standards and Compliance

From how mining plant and equipment are built to crucial public infrastructure like bridges, road signs and much more, welding plays an essential role in how the world around us is built. The entire product cycle of the welding process – from design through to...

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The Importance of Welding Procedure Specifications

The Importance of Welding Procedure Specifications

  A Welding Procedure Specification, or WPS, is essential to creating consistent, high-quality products with a confidence that they will withstand the expected service conditions. A WPS purpose is to detail proven welding parameters procedures to guide welders as...

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Contamination of Stainless Steel during fabrication

Contamination of Stainless Steel during fabrication

Surface contaminants, defects, and contamination arising through fabrication are all potentially detrimental to the oxide film that protects stainless steel. Corrosion can be initiated from the moment stainless steel has been damaged. Therefore, it is imperative that...

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The basics of Preheat

The basics of Preheat

Preheating involves the application of heat on a fabrication or component before commencing the welding process. In this blog, we will discuss the basics around welding preheat.

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The Most Common Welding Defects: Causes and Remedies

The Most Common Welding Defects: Causes and Remedies

Weld Flaws A weld flaw is any indication on a weld that can compromise the quality of the weld. A weld flaw can be accepted or rejected depending on three factors: type, size and location of the flaw/discontinuity. All welds contain features or discontinuities. It is...

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When Do You Need Non-Destructive Testing Methods?

When Do You Need Non-Destructive Testing Methods?

There are five basic NDT methods used to detect weld defects; Visual Inspection (VT) Magnetic Particle Testing (MPT) Dye Penetrant Liquid Testing (DPI) Radiographic Testing (RT) Ultrasonic Testing (UT). UT and RT can detect both external and internal discontinuities...

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