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Month: January 2019

Preheating - How, When & Why Welding Procedure Specification (WPS) 

Preheating – How, When and Why

January 30, 2019May 25, 2019 Sandeep Anand 3 Comments preheat

Heating the base metal to a specific desired temperature before welding is called as preheating. The temperature at which the

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Types of Welding Welding Processes 

(SAW) Submerged Arc Welding

January 29, 2019May 30, 2019 Sandeep Anand 2 Comments

Submerged Arc Welding (SAW) is an arc welding process in which arc is generated between a bare electrode and the

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Types of Welding Welding Processes 

(FCAW) Flux Cored Arc Welding

January 24, 2019May 25, 2019 Sandeep Anand 0 Comments

Flux cored arc welding (FCAW) is a welding process that uses the heat produced by an arc generated between a

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(NDT) Non Destructive Tests 

(UT) Ultrasonic Test Basics

January 23, 2019May 30, 2019 Sandeep Anand 2 Comments

High frequency sound waves (frequency > 20000 HZ) also known as ultrasonic waves are introduced in a test object through

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(NDT) Non Destructive Tests 

Angle Probe Calculation for UT

January 23, 2019September 26, 2019 Sandeep Anand 3 Comments

SELECTION OF PROBE ANGLE: There are three methods for selecting a probe angle, these are: Based on groove angle:  

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Categories

  • (NDT) Non Destructive Tests
  • Acceptance Criteria
  • ASME Codes and Standards
  • Heat Input
  • Hydrotest
  • P number, F number & A number (ASME Section IX)
  • Preheating – How, When & Why
  • Preparatory Questions For AWS & CSWIP Exams
  • Steel
  • Thickness range for welder qualification and procedure qualification (ASME Section IX)
  • Types of Welding
  • Valves
  • Weld joints – Types and significance
  • Weld Map, PQR & WPQ
  • Welder Performance Qualification
  • Welding Defects
  • Welding Electrodes/filler metal
  • Welding Positions
  • Welding Procedure Specification (WPS)
  • Welding Processes
  • Welding Symbols

Recent Posts

  • How to select welding electrodes
  • How To Make Weld Map, Shop Weld Plan, WPS, PQR & WPQ for A Static Pressure Vessel (Part-3)
  • Summary of ASME BPVC Section VIII Div 1 (Part 4)
  • Globe Valves – What is a Valve (Part – 2)
  • How To Make Weld Map, Shop Weld Plan, WPS, PQR & WPQ for A Static Pressure Vessel (Part-2)

Recent Comments

  • attiq ur rehman on Welding Defects
  • eswar on Preparatory Questions (Set – 3)
  • gaurav panwar on Acceptance Criteria for Weld Defects
  • Badhurudeen Ziyaudeen on How to calculate heat input
  • Rosen on GMAW (MIG Welding) electrode specification

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