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Journal : jurnal polimesin

Evaluation of stress–relieving heat treatment on mechanical properties and microstructure of friction-welded JIS S45C steel Susanto, Alexander Eka; Haryadi, Gunawan Dwi; Haryanto, Ismoyo; Sulardjaka, Sulardjaka; Nugroho, Sri; Ekaputra, I Made Wicaksana
Jurnal Polimesin Vol 23, No 3 (2025): June
Publisher : Politeknik Negeri Lhokseumawe

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30811/jpl.v23i3.6522

Abstract

This research evaluates the effect of stress-relieving post-weld heat treatment (PWHT) on the mechanical properties and microstructure of friction-welded JIS S45C steel joints. The PWHT was conducted at 500 °C for 1 hour. Tensile and Vickers microhardness tests were performed on both as-welded and heat-treated specimens. The tensile tests showed that fracture consistently occurred in the base metal, confirming good weld quality. Stress-relieved specimens showed a 3% increase in elongation compared to the as-welded condition, indicating improved plasticity. The Vickers microhardness tests revealed around 10% decrease in hardness at the weld center zone (from 293 HV to 267 HV) and heat-affected zone (from 245 HV to 224 HV) after treatment. Metallographic observation indicated coarsening of the pearlite phase due to thermal exposure.
Co-Authors . Widayat A. Budiman A. D. Cahyono A. Suprihanto Abdullah, Nabil Izza Aditya Ardiyanto Agung Hari Wibowo Agus Suprihanto Al-Baari, Ahmad N Ali Sakti Lubis Alif Athallah Amrizal, Abdi Gilang Andri Cahyo Kumoro Arfiansyah, Ryan Aries Susanty Arijanto Arijanto Arman, Mhd. Adithia Perdana Bawono, Ayus Dios Bayu Setiadi Bobby Rio Indriyantho Budi Warsito C. Wahyudianto Chasby Assidiq D B Wibowo D. Satrijo Darmawan, Krisna Deni Fajar Fitriana Deri Dagi Wacono Deri Dagi Wacono, Deri Dagi Didi Dwi Anggoro Dwi Haryadi, Gunawan E F Setiaji Eben Heser Liku Emile van der Heide F Adnan Fahrizal Ega Ferri Anis Faisal Febry Nurdiansyah Ferry Hermawan Fitriyana, D. F. Fitriyana, Deni Fajar Gunawan Dwi Haryadi H Hadiyanto Hanif Taufiqurrahman Harianto Harianto Heide, Emile van der I Made Wicaksana Ekaputra Iliyas, Muhamad Ismoyo Haryanto J. Jamari Lubis, Reza Pahlefi Luqman Buchori M. Faizin Alamsyah M.S. Rahman Marvelio Kanugraha Mas Frillian Gerry Hutama Ajie Mohammad Tauviqirrahman Mubarok, D.I. Muhammad Khafidh Muhammad Roziq Husen Naniek Utami Handayani Noer Abyor Handayani Norman Iskandar Nugraha, Ariyana Dwiputra P Wahyudi Paryanto Peradana, Reski Hadi Perdana, Ery Perwana, Putu Yuri Aristya Praditya, Altalarik Prakoso, Ivan Setyo Pramudya, Naufal Fajar Primasatya, Dimas Raka Mahendra Sulistiyo Ratna Purwaningsih Rifky Ismail S N, Rona Andriyanto S, Pandu Muhammad Saefudin, Slamet Sarsanto, Sigit Silviana Silviana Simalango, Antonius Sri Nugroho Sugeng Tirta Atmaja Sugiman Sugiman Sulianto, Filbert Manggala Sulistiono, Fajar Budi Sulistyo Sulistyo Sumardi . Susanto, Alexander Eka Syafri Arya Budiman Syafrudin Syafrudin Syamsul Sigit Adisetiaji Syarief, Elijah Tegar Ardiyan Akbar Tri Rizqi Prihadi Tricho Hermawan Vegy Panca Aesha Waaddulloh, Muizzaddin Winarno, Tri Sulistyo Yoyok Budi Pramono