Experimental and Numerical Investigation into Residual Stress During Turning Operation for Stainless Steel AISI 316
Experimental and Numerical Investigation into Residual Stress During Turning Operation for Stainless Steel AISI 316

Safa M. Lafta; Maan A. Tawfiq

Volume 38, 12A , December 2020, , Page 1862-1870

https://doi.org/10.30684/etj.v38i12A.1607

Abstract
  RS (residual stresses) represent the main role in the performance of structures and machined parts. The main objective of this paper is to investigate the effect of feed rate with constant ...  Read More ...
RECLAMATION OF PCB WASTEWATER
RECLAMATION OF PCB WASTEWATER

Matheel D. Al-Sabtia; Nahidh W. Kasser; Mudhafar Y. Hussein

Volume 26, Issue 11 , November 2008, , Page 1326-1340

https://doi.org/10.30684/etj.26.11.3

Abstract
  Wastewater from electronic printed circuit board (PCB) factories was subjectedto lab-scale ion exchangers of two types: strong acid cation followed by weak baseanion exchanger. The ...  Read More ...