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This site is a comprehensive source of information and guidelines for welding, Welding Inspection,  and Guide for various materials welding.

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6011 vs 6013 welding rods

E6011 vs E6013 Welding Rods

As a welder, you may be familiar with the E6013 rod, which is alike an E6012 but also has some notable differences...

Reading welding symbol


How to read Weld Symbols? Weld symbols are a key part of welding documentation, and understanding How to read Weld..


Weld Testing Methods

Weld testing is a critical and important step in ensuring the quality of welds. There are many different.....

welding electrode selection chart

Welding Electrode & wire Selection Chart

Looking for a Welding Electrode and Filler Wire Selection Chart? Access our comprehensive PDF guide..


Aluminum filler metal selection chart

Welding aluminum can be a challenging task, but selecting the right filler metal can make all the difference..

procedure qualification record pqr wps

How to Write and qualify a WPS & PQR?

How to Write a WPS- Basics a WPS is a document that supplies the necessary information to a welder to..

In-Depth Guides​

Learn how to weld various types of materials, How to choose the right welding electrodes, preheat temperature, heat treatment- Everything you wish to know is covered.

Watch & Learns

Welding & NDT Videos


Learn the basics of Welding Metallurgy, materials selection criteria, properties of different materials, Heat Treatment Processes, Failure mechanisms and much more….

Fusion Welding classification

Classification of Welding Processes

There are many types of welding techniques used to join metals. The welding processes differ in the manner …

stick welding

What is Stick Welding or Shielded Metal Arc Welding (SMAW)?

What is Stick Welding or Shielded Metal Arc Welding (SMAW)? Stick welding or also known as SMAW stands for Shielding …

SAW Welding

What is Submerged Arc Welding (SAW)

Submerged Arc Welding (SAW) The submerged arc welding process or also known as SAW welding is an automatic and high …

Equipment Setup

Gas Tungsten Arc Welding (GTAW)

What is Gas Tungsten Arc Welding (GTAW) or TIG Welding? GTAW stands for Gas Tungsten Arc Welding and is also …

process-principle-mig welding

What is MIG Welding

What is MIG Welding? MIG Welding or also called Metal Inert Gas Welding (MIG) or metal active gas welding (MAG …

flux cored arc welding fcaw

Flux Cored Arc Welding (FCAW)

What is Flux cored arc welding or FCAW? FCAW or flux-cored arc welding is a variant of Gas metal arc …

preheat in welding

Preheating in Welding

Preheating in Welding involves heating the base metal surrounding the weld joint, to a specific …

HAZ in welding

Heat Affected Zone or HAZ in Welding Explained

Learn about the Heat Affected Zone (HAZ) in welding and its significance. Understand how welding heat can affect the surrounding …

Heat input in welding

Heat Input in Welding, Formulas, Free Online Calculator

Heat Input in Welding is an important factor for the resultant weld deposit properties. So, it is crucial to use …

lamellar tearing in welding

How to Prevent Lamellar Tearing

Lamellar tearing or Lamellar Cracking is a cracking phenomenon that occurs in thick Al-treated plate that is …

temper bead welding

Temper Bead Welding (TBW)/ Controlled Weld Deposition (CWD)

What is temper Bead Welding (TBW) or Controlled Weld Deposition (CWD) Performing welding repair on materials that are exposed to …

Effect of Alloying elements in Steel

Effect of alloying elements in Steel

Steel is primarily an alloy of iron and carbon and certain additional elements such as Manganese & silicon. Knowing the …


Types of Destructive Testing

Destructive testing (DT) is a type of testing that involves applying an external force, pressure, or …


What is Charpy V Notch Impact Testing & Charpy vs. Izod test

Before you learn what is Charpy V Notch Impact Testing, it is important to understand Toughness as …

Crack tip opening displacement CTOD-test

What is Crack tip opening displacement (CTOD) Testing

What is the Crack Tip Opening Displacement (CTOD) Test? Crack tip opening displacement test or CTOD Test is used to …

bend test for welder qualification WQT

Bend Test in Welds, & their Types

What is Bend testing? Bend Test in Welding plays important role to determine the soundness and ductility of welds. Bend …

Tensile test Procedure

Tensile test Procedure

The tensile test procedure involves attaching the sample to the testing machine and applying force until the material fractures. The …

What is hardness & types of Hardness tests?

What is Hardness of a material? Hardness is the resistance with which a material opposes the penetration of another (harder) …

welding of 4140 steel

How to Weld 4140 Steel

AISI 4140 Steel Welding can be carried out using SMAW (Stick Welding), TIG, MIG and FCAW process.

6063 Aluminum Welding

How to Weld Aluminum Like a PRO

Learning How to Weld aluminum is not as difficult as it may seem. In fact, with the right welding filler wire rod, technique.

How to weld 17-4 PH stainless steel

Knowing how to weld 17-4 PH stainless steel is very important as this alloy requires careful welding consideration..

How to weld brass

How to Weld Brass

This complete guide on ”How to weld Brass covers brass welding with Stick Welding, TIG Welding, MIG Welding, electrode & …

Titanium Welding Guide

How to Weld Titanium

Welding of Titanium & Filler wire selection guide Titanium (Ti) is silver-colored metal. It has a strong affinity for oxygen …

welding of copper

How to Weld Copper?

This guide covers welding of copper and copper to steel welding including mild steel, carbon steel and stainless steel..

Non-Destructive Testing Methods

non destructive testing

NED Inspection Methods

NDE Inspection stands for Non-Destructive Examination. It is a process used to detect any defects or …

Liquid Penetrant Testing

Liquid Penetrant Testing

Liquid penetrant testing (LPT) or also known as the Dye penetrant test (DP Test) is a surface NDT…

MT yoke working

Magnetic Particle Testing

Magnetic Particle Testing (MT) principle, techniques, types, advantages, limitations and standards

Eddy Current testing

Eddy Current Testing

Eddy Current Non-Destructive Testing (ECT) is a powerful inspection technique used in various industries. Discover how ECT detects surface....

visual testing

What is Visual Testing or VT?

Visual testing (VT) or also called VT is a surface inspection NDT method and most widely used NDT technique. Lets dive and learn what is Visual testing, acceptance criteria & techniques …

MT yoke working

Magnetic Particle Testing

Magnetic Particle Testing (MT) principle, techniques, types, advantages, limitations and standards

ultrasonic-testing UT

What is Ultrasonic Testing?

Ultrasonic testing (UT) is a non-destructive testing method that uses high-frequency sound waves to detect internal …

IQI in RT radiography testing, X-ray

X-ray Inspection of Welds

X-ray Inspection of Welds X-ray inspection of welds is a non-destructive test method (NDT) used to evaluate the quality and …

Acoustic emission testing

What is Acoustic emission testing?

Acoustic emission testing (also called AET) is a non-destructive method used to detect the presence …