Evaluation of Weld Joint Quality in Drill Pipe Based on Heat Input Variation in Bending and Microstructure Test | Sebayang | International Journal of Engineering, Science and Information Technology

About The Authors

Alexander Sebayang
Polytechnic of Medan
Indonesia

Department of Welding and Engineering Technology

Efrata Tarigan
Polytechnic of Medan
Indonesia

Department of Conversion Energy Engineering

Idham Kamil
Polytechnic of Medan
Indonesia

Department of Welding and Engineering Technology

Joko Sutrisno
Polytechnic of Medan
Indonesia

Department of Welding and Engineering Technology

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Copyright (c) 2026 Alexander Sebayang, Efrata Tarigan, Idham Kamil, Joko Sutrisno

International Journal of Engineering, Science, and Information Technology (IJESTY) eISSN 2775-2674

Published by Malikussaleh University, Indonesia

Editor E-mail: journalijesty@gmail.com

The works in the IJESTY Journal are licensed under a Creative Commons Attribution 4.0 International Public License (CC BY 4.0).