OnLine First articles (OLF) are accepted, peer reviewed and proofread articles that are not yet assigned to an issue.

Published: 07.01.2026

Investigation of morphological and mechanical properties of hardened and tempered AISI 4340 steel

Subhan Ali, Abdul Qadeer Laghari, Arshad Iqbal, Ghulam Mustafa Memon, Masroor Abro, Iftikhar Ahmed Memon , Fida Hussain Channa , Abdul Sami Channa, Khan Muhammad, Shoukat Ali Noonari