Strain capacity and flexural strength behavior of bendable concrete produced with different polymeric fibers
Strain capacity and flexural strength behavior of bendable concrete produced with different polymeric fibers

Ikram F. Ahmed Al-Mulla; Tareq al-Attar; Abbas Al-Ameeri; Ammar Al-Rihimy

Articles in Press, Corrected Proof, Available Online from 09 January 2024

https://doi.org/10.30684/etj.2023.142430.1531

Abstract
  The incorporation of fibers into engineered cementitious composite concrete imparts flexibility to the material. Therefore, using different types and contents of polymeric fibers would ...  Read More ...
Optimization of mechanical and biocompatible properties of ZnOs-fiber membranes
Optimization of mechanical and biocompatible properties of ZnOs-fiber membranes

Dalia M. Jomaa; Abbas Kh. Hussein; Jamal J. Dawood

Articles in Press, Corrected Proof, Available Online from 07 April 2024

https://doi.org/10.30684/etj.2024.145042.1650

Abstract
  This study uses electro-spinning techniques to create a poly(vinyl alcohol)-chitosan-zinc oxide nanoparticles (PVA+CS)+ZnO NPs system in three concentrations of ZnO for application ...  Read More ...
The Influence of the Inclusion of Nano Ceramic Particles on the PMMA Composite Properties for Biomaterials Applications
The Influence of the Inclusion of Nano Ceramic Particles on the PMMA Composite Properties for Biomaterials Applications

Aya A. Shahir; Aseel B. Al.Zubaidi; Wafaa M. Salih

Volume 41, Issue 12 , December 2023, , Page 1442-1455

https://doi.org/10.30684/etj.2023.137637.1363

Abstract
  This study examines the effects of reinforcing PMMA acrylic resin with different Nanoparticle types: Silica (SiO2) (67.8nm), Titania (TiO2) (57.3nm), and Talc powders (TP) (80.1nm). ...  Read More ...
Effect of ECAP Routes on Mechanical Properties and Microstructure of AA6061-T4 Recycled Chips
Effect of ECAP Routes on Mechanical Properties and Microstructure of AA6061-T4 Recycled Chips

Rawa H. Mohammed; Ayad F. Shahab

Volume 41, Issue 12 , December 2023, , Page 1516-1527

https://doi.org/10.30684/etj.2023.142412.1530

Abstract
  Aluminum alloy finds strong suitability in automotive, sporting, goods aerospace, and weight reduction industries. Its blend of lightweight attributes and robust strength make it well-suited ...  Read More ...
Effect of ECAP process on mechanical properties and microstructure of AA-6061 recycled chips
Effect of ECAP process on mechanical properties and microstructure of AA-6061 recycled chips

Rawa H. Mohammed; Ayad F. Shahab; Alireza Rezaei

Volume 41, Issue 7 , July 2023, , Page 924-939

https://doi.org/10.30684/etj.2023.137807.1367

Abstract
  The oxidation of aluminum machined chips makes successful recycling via the traditional re-melting technique difficult. A viable solution to this problem is to utilize solid-state recycling ...  Read More ...
Microstructure and Mechanical Properties of ZK60 Mg Alloy Processed by Cyclic Expansion-Extrusion (CEE) at Different Temperatures
Microstructure and Mechanical Properties of ZK60 Mg Alloy Processed by Cyclic Expansion-Extrusion (CEE) at Different Temperatures

Ahmed M. Marheb; Akeel D. Subhi

Volume 40, Issue 12 , December 2022, , Page 1624-1630

https://doi.org/10.30684/etj.2022.133572.1194

Abstract
  In this work, the cyclic expansion extrusion (CEE) process was applied to ZK60 Mg alloy. The correlation between the evolved microstructure and mechanical properties was investigated. ...  Read More ...
Elevated Temperature Corrosion of Mechanical Properties and Fatigue Life of 7025 Aluminum Alloy
Elevated Temperature Corrosion of Mechanical Properties and Fatigue Life of 7025 Aluminum Alloy

Mohammed H. Alwan; Hussain J. Al-Alkawi; Ghada A. Aziz

Volume 40, Issue 1 , January 2022, , Page 1-7

https://doi.org/10.30684/etj.v40i1.1587

Abstract
  Aluminum alloys are widely used in aircraft industry where good corrosion resistance, light weight and high strength are the primary requirements. In the present study, attempts have ...  Read More ...
Evaluation of the Microstructure and Mechanical Properties of Al / Fe3O4 Nanocomposites
Evaluation of the Microstructure and Mechanical Properties of Al / Fe3O4 Nanocomposites

Suaad M. Jiaad; Khansaa Salman; Ahmed A. Hussein

Volume 39, Issue 11 , November 2021, , Page 1632-1638

https://doi.org/10.30684/etj.v39i11.2080

Abstract
  The goal of this research is to study the microstructural analysis and mechanical properties of an aluminum matrix reinforced with different amounts of nano Fe3O4 at (2, 4, 6, 8, and ...  Read More ...
The Influence of Ultrasonic Impact Peening on the Mechanical Properties of Similar Friction Stir Welded Joints of AA 7075-T73
The Influence of Ultrasonic Impact Peening on the Mechanical Properties of Similar Friction Stir Welded Joints of AA 7075-T73

Abdul Ameer H. Jebur; Samir A. Amin; Ibtihal A. Mahmood

Volume 39, Issue 9 , September 2021, , Page 1345-1351

https://doi.org/10.30684/etj.v39i9.1725

Abstract
  The purpose of this study is to study the ultrasonic peening influence upon the mechanical properties of the welded joints of 3 mm AA 7075-T73. Friction stir welding (FSW) was carried ...  Read More ...
Investigating The Effect of Magnetite (Fe3O4) Nanoparticles on Mechanical Properties of Epoxy Resin
Investigating The Effect of Magnetite (Fe3O4) Nanoparticles on Mechanical Properties of Epoxy Resin

Ehab Kaadhm; Khansaa D. Salman; Ahameed Hameed Raja

Volume 39, Issue 6 , June 2021, , Page 986-995

https://doi.org/10.30684/etj.v39i6.2063

Abstract
  In this paper, study the effects of magnetite nanomaterial Fe3O4 on the mechanical properties of epoxy. Dispersion of Fe3O4 nanoparticles in the epoxy resin was performed ...  Read More ...
Effect of Adding TiO2on Some Mechanical Properties of Galloy
Effect of Adding TiO2on Some Mechanical Properties of Galloy

Osamah A. Khadhair; Rana A. Anaee; Kadhum M. Shabeeb

Volume 39, 5A , May 2021, , Page 695-702

https://doi.org/10.30684/etj.v39i5A.1395

Abstract
  Because of importance the Ga alloys in dental applications, many attempts were  done  to  improve  the  properties  of  this  alloy. The  ...  Read More ...
Effect of Oil – Corrosion on Tensile and Fatigue S-N Curve Properties of AA6061-T6
Effect of Oil – Corrosion on Tensile and Fatigue S-N Curve Properties of AA6061-T6

Hussain J.M. Al-Alkawi; Ghgada A. Aziz; Shmoos R. Mazel

Volume 39, 3A , March 2021, , Page 407-414

https://doi.org/10.30684/etj.v39i3A.298

Abstract
  The present study described the effect of shot peening on mechanical properties and rotating corrosion –fatigue behavior (strength and life) of AA6061-T6. Ultimate tensile strength ...  Read More ...
Influence of Microfibers Additive on the Self-healing Performance of Mass Concrete
Influence of Microfibers Additive on the Self-healing Performance of Mass Concrete

Alaa Z. Dahesh; Farhad M. Othman; Alaa A. Abdul-hamead

Volume 39, 1A , January 2021, , Page 104-115

https://doi.org/10.30684/etj.v39i1A.1581

Abstract
  Because cracks are the main problem of mass concrete, this paper investigates an experimental study on the effect of polypropylene microfiber (PPMFs) on self -repair behavior of mass ...  Read More ...
Effect of ZrO2 Addition on Microstructure and Mechanical Properties of Al-Zn-Mg Alloy Matrix Composite
Effect of ZrO2 Addition on Microstructure and Mechanical Properties of Al-Zn-Mg Alloy Matrix Composite

Israa A. Aziz; Russul S. Bedien

Volume 38, 12A , December 2020, , Page 1751-1757

https://doi.org/10.30684/etj.v38i12A.336

Abstract
  Aluminum – based metal matrix composite are widely used in industrial applications compared with conventional and unreinforced alloy. The composite materials usually exhibit a ...  Read More ...
Evaluation of Mechanical Properties and Finite Element Modeling in Friction Stir Welding of C12200 Copper Alloy to C36000 High-Leaded Brass Pipe
Evaluation of Mechanical Properties and Finite Element Modeling in Friction Stir Welding of C12200 Copper Alloy to C36000 High-Leaded Brass Pipe

Ahmed A. Akber; Ali A. Khleif; Abbas N. Hasein

Volume 38, 8A , August 2020, , Page 1106-1116

https://doi.org/10.30684/etj.v38i8A.602

Abstract
  In systems transporting fluids like petrol, water, or any fluids. Copper and brass pipes are used because of the capability to resist corrosion. The copper alloys can be welded by several ...  Read More ...
Effect of Tin Addition on Shape Memory Effect and Mechanical Properties of Cu-Al-Ni Shape Memory Alloy
Effect of Tin Addition on Shape Memory Effect and Mechanical Properties of Cu-Al-Ni Shape Memory Alloy

Raad S. Ahmed Adnan

Volume 38, 8A , August 2020, , Page 1178-1186

https://doi.org/10.30684/etj.v38i8A.440

Abstract
  This study examines the effect of Sn additions on Cu-14%Al-4.5%Ni shape memory alloy. Sn was added in three different percentages (0.3,1,3) %. The alloys were mechanically tested both ...  Read More ...
Effect of Filler Metals on Microstructure and Mechanical Properties of GTAW Welded Joints of Aluminum Alloy (AA2024-T3)
Effect of Filler Metals on Microstructure and Mechanical Properties of GTAW Welded Joints of Aluminum Alloy (AA2024-T3)

Muna K. Abbass; Jihad G. Abd Ul-Qader

Volume 38, 8A , August 2020, , Page 1236-1245

https://doi.org/10.30684/etj.v38i8A.1277

Abstract
  This study presents an appropriate filler metal or welding electrode to join aluminum alloy (AA2024-T3) sheet of 3.2 mm thickness with a square butt joint using Gas Tungsten Arc Welding ...  Read More ...
Study of Mechanical Properties of Carbon Steel Plate SA-516 Gr. 70 Welded by SAW Using V-Shape Joint Design
Study of Mechanical Properties of Carbon Steel Plate SA-516 Gr. 70 Welded by SAW Using V-Shape Joint Design

Samir A. Amin; Mohannad Y. Hanna; Abdulaziz S. Khider

Volume 38, 2A , February 2020, , Page 152-165

https://doi.org/10.30684/etj.v38i2A.269

Abstract
  Submerged arc welding (SAW) is a fusion type welding and it is considered one of the most important welding types due to its inherent capabilities of high welding speed, high deposition ...  Read More ...
The Effects of Anodizing Process on the Corrosion rate and Fatigue Life of Aluminum Alloy 7075-T73
The Effects of Anodizing Process on the Corrosion rate and Fatigue Life of Aluminum Alloy 7075-T73

Ibrahim M. AL-Sudani; Samir A. Al-Rabii; Dhafir S. Al-Fattal

Volume 38, 1A , January 2020, , Page 34-42

https://doi.org/10.30684/etj.v38i1A.1594

Abstract
  This research aims to study the effect of using the anodizing process on the corrosion rate, mechanical properties as well as the fatigue life for aluminum alloy (7075-T73), which is ...  Read More ...
Recycling of Sewage Sludge Ash in Polymer Structures
Recycling of Sewage Sludge Ash in Polymer Structures

Mohamad Alsaadi; Aseel B. Al-Zubaidi; Mukhallad Haider; Hasanain Hashim

Volume 37, 3C , June 2019, , Page 311-318

https://doi.org/10.30684/etj.37.3C.2

Abstract
  In this study sewage sludge ash (SSA) particles were used as filler in the polyester resin to fabricate particulate composites with various filler contents of 0, 1, 2, 3, 4, 5, 6 and ...  Read More ...
Optimization Using Taguchi Method for Physical and Mechanical Properties of Bio Mimicking Polymeric Matrix Composite for Orthodontic Application
Optimization Using Taguchi Method for Physical and Mechanical Properties of Bio Mimicking Polymeric Matrix Composite for Orthodontic Application

Jenan S. Kashan

Volume 37, 5A , May 2019, , Page 181-187

https://doi.org/10.30684/etj.37.5A.5

Abstract
  This work take in consideration the application of Taguchi optimization methodology in optimizing the parameters for processing (composition, compounding pressure) and their effects ...  Read More ...
Mechanical Properties Modeling and Optimization for Polymeric Matrix Hybrid Bio Composite for Scaffolds Application
Mechanical Properties Modeling and Optimization for Polymeric Matrix Hybrid Bio Composite for Scaffolds Application

Jenan S. Kashan; Marwan N. Arbilei

Volume 36, 12A , December 2018, , Page 1226-1235

https://doi.org/10.30684/etj.36.12A.3

Abstract
  TiO2 / Polypropylene composite considers very promising biomaterials in bone replacement and repair application, but mechanical properties still out of load bearing scaffolds application. ...  Read More ...
Effect of Natural Fibers on Mechanical Properties of Polymer Composites
Effect of Natural Fibers on Mechanical Properties of Polymer Composites

Ruaa H. AbdulRaheem

Volume 36, 10A , October 2018, , Page 1059-1067

https://doi.org/10.30684/etj.36.10A.6

Abstract
  The mechanical behavior of coconut shell (CS) particulate epoxy composites was concentrated on keeping in mind the end goal to create designing materials for modern application. Minute ...  Read More ...
Effect of High Temperature on Mechanical Properties of Rubberized Concrete Using Recycled Tire Rubber as Fine Aggregate Replacement
Effect of High Temperature on Mechanical Properties of Rubberized Concrete Using Recycled Tire Rubber as Fine Aggregate Replacement

Wrya A. Abdullah; Mohamed R. AbdulKadir; Muhammad A. Muhammad

Volume 36, 8A , August 2018, , Page 906-913

https://doi.org/10.30684/etj.36.8A.10

Abstract
  Effects of various elevated heating temperatures on mechanical properties of normal concrete containing recycled tire rubber as a fine aggregate (RTRFA) has been investigated in this ...  Read More ...
Characterization of AA 6061–Alloy Composites Reinforced by Al2O3 Nano Particles Obtained by Stir Casting
Characterization of AA 6061–Alloy Composites Reinforced by Al2O3 Nano Particles Obtained by Stir Casting

Hussain J. AL Alkawi; Abdul J. Owaid; Batool Kadhim H.

Volume 36, 7A , July 2018, , Page 792-797

https://doi.org/10.30684/etj.36.7A.12

Abstract
  The aim of this work is generated a Nano materials having good mechanical properties for 6061AA-alloy.Fivewt% of Nano particles (Al2O3) (20-30nm grain size) were adoptees (1, 1.5, 2, ...  Read More ...