Preference Index of Sustainable Natural Fibers in Stone Matrix Asphalt Mixture Using Waste Marble by Sandeep Singh, Mohammad Iqbal Khairandish, Mustafa Musleh Razahi, Raman Kumar, Jasgurpreet Singh Chohan, Aditya Tiwary, Shubham Sharma, Changhe Li, R. A. Ilyas, M. R. M. Asyraf, S. Z. S. Zakaria

“…The maximum drain down value observed is 0.335 based on ASTM-D 6390 and IRC-SP-79 are against 0.3 percent natural fiber. …”
Get full text

Effect of heat treatment on the tribological performance of electroless quaternary nickel alloy by M. Zaimi, M. N. Azran, M. S. Kasim, M. R. M. Kamal, I. S. Othman, K. T. Lau, T. D. Widodo, A. H. Sofian

“…The wear behavior of the coatings is also investigated before and after heat treatment using ASTM G-99. The coatings from acidic-based bath produces Ni-Cu-Co-P alloy coating while the alkaline-based bath produces Ni-Co-Cu-P alloy based on XRF analysis. …”
Get full text

Physico-Mechanical Properties of Commercially Available Tissue Conditioner Modified with Synthesized Chitosan Oligosaccharide by Asfia Saeed, Shahreen Zahid, Muhammad Sajid, Shahab Ud Din, Mohammad Khursheed Alam, Farooq Ahmad Chaudhary, Muhammad Kaleem, Haytham Jamil Alswairki, Huda Abutayyem

“…Shore A hardness test was performed according to ASTM D 2240-05 (2010) standards on samples stored in dry environment, distilled water (DW) and artificial saliva (AS) at 37 °C (<i>n</i> = 5 per group). …”
Get full text

Reduction of CO₂ Emissions and Cost Analysis of Ultra-Low Viscosity Engine Oil by Keita Ishizaki, Masaru Nakano

“…When the volatility limit of the Noack test (American Society for testing and materials (ASTM) D5800) was set to 15 wt %, the results indicated that the lower limit of kinematic viscosity at 100 &#176;C (KV100) for mineral engine oil (with Group-III base-stock) and synthetic engine oil (with polyalphaolefin (PAO) base-stock) were approximately 5.3 and 4.5 mm²/s, respectively. …”
Get full text

On the Lubricity and Comparative Life Cycle of Biobased Synthetic and Mineral Oil Emulsions in Machining Titanium Ti-6Al-4V at Low Cutting Speed by Paul Wood, Fathi Boud, Wayne Carter, Hirbod Varasteh, Urvashi Gunputh, Marzena Pawlik, Jenny Clementson, Yiling Lu, Syed Hossain, Matthew Broderick, Munusamy Raguraman, Andy Smith, Andy Mantle, Jamie McGourlay

“…The tapping test method was demonstrated on three groups of MWFs that were commercially available and classified by ASTM E2523-13:2018. The method developed stable results free of chip clogging in tool flutes which could otherwise mask their comparative lubricity. …”
Get full text

Physicochemical and Microstructural Characterization of Klias Peat, Lumadan POFA, and GGBFS for Geopolymer Based Soil Stabilization by Adriana E. Amaludin, Hidayati Asrah, Habib M. Mohamad, Hassanel Z. bin Amaludin, Nazrein A. bin Amaludin

“…The POFA is identified as Class F pozzolan with adequate Si+Al+Fe oxide content (67.9%), as stipulated by ASTM C618. The GGBFS material was found to be appropriate for geopolymer production, with a Si/Al ratio of 2.17, a hydration modulus of 2.38 (good hydration), and a basicity coefficient of 1.32 (alkaline material favorable for geopolymerization). …”
Get full text

ACCIÓN ANTIMICROBIANA DE BIOCIDAS EN FORMULACIONES DE PINTURAS ACUOSAS by Silvia Acosta Diaz, Heidy F Toledo León, Thais Hernández Gómez

“…La actividad bactericida y fungicida se determinó mediante procedimientos ASTM normalizados y la CMI del biocida se realizó por el método de difusión radial en medio agarizado. …”
Get full text

Two stage co-pyrolysis improvement to produce synthetic oil and gas simultaneously from mixed municipal solid waste using natural dolomite-based catalyst by Indra Mamad Gandidi, Edy Suryadi, Efri Mardawati, Dwi Rustam Kendarto, Nugroho Agung Pambudi

“…Based on the physical and chemical properties, the co-pyrolysis O-synthec and G-synthec products were subjected to Gas Chromatography Mass Spectrometry (GCMS) analysis and American Society for Testing and Material (ASTM) standard to physical properties test. The results were compared with those of one-stage pyrolysis, direct catalytic and without catalyst. …”
Get full text

Benchmarking of 316L Stainless Steel Manufactured by a Hybrid Additive/Subtractive Technology by Sheida Sarafan, Priti Wanjara, Javad Gholipour, Fabrice Bernier, Mahmoud Osman, Fatih Sikan, Josh Soost, Robert Amos, Prakash Patnaik, Mathieu Brochu

“…This, combined with the isolated nature of the small pores, led to the tensile properties surpassing the requirements stipulated in ASTM F3184—16 for 316L stainless steel.…”
Get full text

THE INFLUENCE OF CLIMATE ON EXERCISE CAPACITY IN PATIENTS WITH CARDIOVASCULAR AND RESPIRATORY DISEASES – A CASE STUDY by Felix-Mihail STĂNESCU, Gabriela-Monica MOACĂ

“…Studiul a fost desfășurat pe un pacient în vârstă de 56 de ani, de sex feminin și diagnosticat cu anghină pectorală de efort și astm bronșic mixt persistent moderat, căruia i s-a creat un program personalizat de activitate fizică în mediul acvatic pe care l-a urmat pe o perioadă de 8 luni (iulie 2014 - februarie 2015). …”
Get full text

Corrosion Resistance of Titanium Alloys Anodized in Alkaline Solutions by Facundo Almeraya-Calderón, Jesús M. Jáquez-Muñoz, Erick Maldonado-Bandala, Jose Cabral-Miramontes, Demetrio Nieves-Mendoza, Javier Olgui-Coca, Luis Daimir Lopez-Leon, Francisco Estupiñán-López, Alejandro Lira-Martínez, Citlalli Gaona Tiburcio

“…The electrochemical techniques were performed in a conventional three-electrode cell exposed to electrolytes of NaCl and H₂SO₄. Based on ASTM-G61 and G199, cyclic potentiodynamic polarization (CPP) and electrochemical noise (EN) techniques were used. …”
Get full text

Influence of Fire-Flame Duration and Temperature on the Behavior of Reinforced Concrete Beam Containing Water Absorption Polymer Sphere; Numerical Investigation by Nibras Farooq hussen, Shatha Dheyaa Mohammed

“…The specimens were exposed to a fire flame with a steady-state temperature (500°C), a rising rate compatible with ASTM-E119, a one-hour duration, and a sudden cooling procedure. …”
Get full text

Irregular Shape Effect of Brass and Copper Filler on the Properties of Metal Epoxy Composite (MEC) for Rapid Tooling Application by Radhwan Hussin, Safian Sharif, Shayfull Zamree Abd Rahim, Allan Rennie, Mohd Azlan Suhaimi, Abdellah El-hadj Abdellah, Norshah Afizi Shuaib, Mohd Tanwyn Mohd Khushairi, Aurel Mihail Titu

“…These particles were weighed at percentages ranging from 10% to 60% when mixed with epoxy resin to produce specimens according to related ASTM standards. A microstructure analysis was made using a scanning electron microscope (SEM) to investigate brass and copper particle distribution. …”
Get full text

Tribological Behavior of AlCrSiN-Coated Tool Steel K340 Versus Popular Tool Steel Grades by Kazimierz Drozd, Mariusz Walczak, Mirosław Szala, Kamil Gancarczyk

“…Tribological tests were conducted using the ball-on-disc tester in compliance with the ASTM G99 standard. The tests were performed under dry unidirectional sliding conditions, using an Al₂O₃ ball as a counterbody. …”
Get full text

The Effect of Re Content on Microstructure and Creep Resistance of Single Crystal Castings Made of Nickel-Based Superalloys by Kamil Gancarczyk, Robert Albrecht, Małgorzata Kawalec, Barbara Kościelniak, Andrzej Gradzik, Dariusz Szeliga, Andrzej Kawalec, Waldemar Ziaja, Maciej Motyka

“…Creep tests are performed according to ASTM E-139-11 standard at the temperature of 982°C. …”
Get full text

Investigation of the Tribological Characteristics of Aluminum 6061-Reinforced Titanium Carbide Metal Matrix Composites by G. B. Veeresh Kumar, R. Pramod, R. Hari Kiran Reddy, P. Ramu, B. Kunaal Kumar, Pagidi Madhukar, Murthy Chavali, Faruq Mohammad, Sachin K. Khiste

“…The tests performed on the casted Al6061, as well as its TiC composites, were in harmony with ASTM standards. As per the experimental outcome, it can be confirmed that the increase in the weight percentage of TiC into the Al6061 alloy substantially increases the density, hardness, and tensile strength, at the expense of the percentage of elongation. …”
Get full text

Synthesis and characterization of polyvalent high-performance synthetic base oil for drilling operations in recalcitrant and unconventional oil and gas reservoirs by Adewale Johnson Folayan, Adewale Dosunmu, Aleruchi Boniface Oriji

“…The extracted Plant oil and the synthetic esters were characterized under standard recommended laboratory procedures by API, ASTM and the European Union (EN) standard protocols. …”
Get full text

Full-scale evaluation of creep coefficients and viscoelastic moduli in honeycomb sandwich pultruded GFRP composite cross-arms: Experimental and numerical study by Abd Latif Amir, Mohamad Ridzwan Ishak, Noorfaizal Yidris, Mohamed Yusoff Mohd Zuhri, M.R.M. Asyraf, M.R. Razman, Z. Ramli

“…For creep behavior, the hanging load was applied for 1000 h in open area condition followed ASTM D2990 standards. By using Findley's power law, confirming the ability of this empirical approach to simulate the viscoelastic response of the cross-arm. …”
Get full text

Activity of antimicrobial examination gloves under realistic conditions: challenge not fulfilled by Eva-Maria Klupp, Birte Knobling, Gefion Franke, Cristina Belmar Campos, Philipp M. Maurer, Johannes K. Knobloch

“…The reduction factors of > 4 log10 within 5 min for Gram-positive microorganisms claimed for the product using a standard test procedure (ASTM D7907) could not be confirmed in a realistic experimental test set-up even after 10 min of light exposure. …”
Get full text

Development and evaluation of a novel low power, high frequency piezoelectric-based ultrasonic reactor for intensifying the transesterification reaction by Mortaza Aghbashlo, Meisam Tabatabaei, Soleiman Hosseinpour, Seyed Sina Hosseini, Akram Ghaffari, Zahra Khounani, Pouya Mohammadi

“…Under these conditions, the reactor converted WCO to biodiesel with a conversion efficiency of 97.12%, meeting the ASTM standard satisfactorily, while the lowest specific energy consumption of 378 kJ/kg was also recorded. …”
Get full text