CSWIP Guide Series 1: Polarity & Its Effect on Welding

This webinar will explore the importance of polarity in welding processes and its direct influence on weld quality, penetration, bead appearance, and overall welding performance.

Presented by Mr Junaidi Minhat, Key Leader, Welding Inspection & Training, the session will provide technical insights into the practical applications and limitations of welding polarity across different processes. Participants will also gain useful preparation guidance for the CSWIP 3.1 and 3.2 examinations through industry-relevant examples and inspection perspectives.

Date: 26 June 2026
Time: 3:00 PM – 4:00 PM (Malaysia Time)

Topics Covered:   

• The effect of polarity on weld bead characteristics
• Process limitations and practical applications
• Useful preparation tips for the CSWIP 3.1 / 3.2 examination

This session is suitable for welding inspectors, engineers, technicians, quality personnel, and individuals preparing for CSWIP certification examinations.  

Speakers

Mohd Junaidi bin Minhat

Welding Inspection Key Leader & Senior Lecturer.

With extensive experience in the petrochemical and pipeline industries, Mohd Junaidi bin Minhat is a key lecturer in TWI South East Asia’s welding inspection team.

A Mechanical Engineering graduate from UITM, he built his career in NDT, structural quality control, and piping inspection, working with major industry players like Petronas and PFCE. In 2011, he joined TWI, bringing real-world insights into CSWIP Welding Inspector training.

After gaining further industry experience, Junaidi returned to TWI in 2019, playing a key role in transitioning to online training. Passionate about teaching and mentoring, he continues to shape future professionals with his practical expertise and interactive training methods.