Understanding of Welding Variables, Tests and Preparation of WPS as per ASME Section IX for GTAW and SMAW processes

Course Objectives

This course help delegate to understand welding variables, their effect on range of qualification and preparation of PQR / WPS for use in construction.

Course Feature

Welding qualifications are indispensable in the quality assurance during the construction of pressure retaining parts and vessels by welding. This introductory course provides the understanding of Essential, Non-essential, Supplementary Essential Variables and effect of material, thickness, PWHT, Impact properties on qualification range, also preparation of PQR / WPS for use in construction for commonly used welding processes GTAW & SMAW.

Who should attend ?
  • QA / QC, Production, Welding Engineers and Manager
  • Representatives of Inspection agencies
  • Representative of Pressure Vessels Manufacturers
  • Representatives of industry who use welding as joining process
Course Contents

- Introduction of ASME Section IX

- ASME Section IX & other Construction Code Interrelationship

- Article I- Part QG Welding Requirements

  • WPS, PQR, and WPQ
  • Essential, Non-essential & supplementary essential variables
  • Test Positions - QW-120 and QW-130
  • Types and Purposes of Tests and Examinations - QW-140
  • Tension Test - QW-150
  • Guided-Bend Tests - QW-160

- Article II - Welding Procedure Qualifications - QW-200 - General

  • Welding Procedure Specifications (WPS) - QW-200.1
  • Procedure Qualification Record (PQR) - QW-200.2(a)
  • WPS Variables - Tables QW-253 and Table QW-256
  • Understanding of Welding Data as per QW-253 and QW 256 and preparation of PQR / WPQ

- Article III Welding Performance Qualifications

- Qualification Test Coupons

- Retests and Renewal of Qualification

- Welding Variables for Welders 




TUV approved tutor having excellent experience of working in the industry shall conduct this training.


Softcopy Certificate of successful attendance shall be issued to all the delegates who attend entire duration of the course.


3 Hours