نتایج جستجو برای: az31b

تعداد نتایج: 336  

2017
Jian Zou Zhongmin Shi Hongwei Xu Xiaolin Li

In recent years, more and more methods have been developed to improve the bioactivity of the biodegradable materials in bone tissue regeneration. In present study, we used rat mesenchymal stem cells (rMSCs) to evaluate the outcomes of Mg alloys (AZ31B, Magnesium, and Aluminum) and Platelet-rich plasma (PRP)/Mg alloys on rMSCs biocompatibility and osteogenic differentiation. Water absorption exp...

2012
M. Ishak K. Maekawa

Magnesium alloys have gained increased attention in recent years in automotive, electronics, and medical industry. This because of magnesium alloys have better properties than aluminum alloys and steels in respects of their low density and high strength to weight ratio. However, the main problems of magnesium alloy welding are the crack formation and the appearance of porosity during the solidi...

E. Kalateh Mollaei H. Jahed

With the expanding demand on application of magnesium alloys in automotive and aerospace industries, robust methods in fatigue characterization of commercially available magnesium alloys with high specific strength is anticipated. In this paper, rotating bending load controlled tests has been studied on specimens machined from an extrusion piece of AZ31B. Due to asymmetric and anisotropic behav...

2013
V. Balasubramanian

Magnesium alloys have gained considerable interest as a material for automotive and aerospace applications due to its low density, high specific strength, and good castability. However, another considerable issue is their corrosion properties. This restricts their practical applications. In this present research, corrosion behavior of the AZ31B magnesium alloy was evaluated by conducting salt f...

Journal: :Surface & Coatings Technology 2021

Abstract Zinc, a soft material with low melting point and high corrosion resistance, was coated onto AZ31B Mg alloy using different cold spraying process parameters. The physical mechanical properties of the resulting Zn/AZ31B samples were then investigated to explore effect parameters on microstructural characteristics. results obtained via X-ray diffraction show formation an intermetallic at ...

Journal: :journal of mechanical research and application 2012
e. kalateh mollaei h. jahed

with the expanding demand on application of magnesium alloys in automotive and aerospace industries, robust methods in fatigue characterization of commercially available magnesium alloys with high specific strength is anticipated. in this paper, rotating bending load controlled tests has been studied on specimens machined from an extrusion piece of az31b. due to asymmetric and anisotropic behav...

Journal: :Wear 2022

This paper experimentally investigated the effects of silicone oil on tribological behaviour AZ31B/86CrMoV7 contact pair under a pin-on-disk configuration. A commercial was used as an oxidation inhibiter for AZ31B at elevated temperatures to 300 °C. The wear mechanism explored by SEM morphologies worn surfaces. analysis revealed that can effectively minimize surface oxidation. Compared with dry...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده مهندسی مواد 1393

در این تحقیق به بررسی کامپوزیت سازی سطح آلیاژ منیزیم az31b با پرکننده های نانولوله کربنی، نانو ذرات آلومینا، گرافن و گرافیت به روش اصطکاکی - اغتشاشی (fsp) پرداخته شد. پارامترهای مورد بررسی عبارت بودند از سرعت چرخش (rpm 1500-550)، سرعت پیشروی (mm/min 44-12)، تعداد پاس ها (4-1)، نوع تقویت کننده (نانو لوله کربنی، گرافن، گرافیت، نانوآلومینا و مخلوط هیبریدی) و کسر وزنی تقویت کننده (% 4-0). از آزمایش...

Journal: :Cirp Journal of Manufacturing Science and Technology 2021

Dissimilar material joining between magnesium (AZ31B) alloy and dual-phase steel (DP600) was achieved using the friction stir welding (FSW) process. The present work aimed at studying effect of tool rotational speed on microstructure mechanical properties dissimilar joints. joints were fabricated speeds 800 1600 rpm with weld 50, 100, 150 mm/min, respectively. plunge depth 0.2 mm tilt angle 2° ...

2009
R. S. Coelho A. Kostka H. Pinto A. Rothkirch J. Dos Santos

The microstructure and residual stresses of an AA6040 Al to AZ31B Mg friction stir weld are studied using scanning electron microscopy and X-ray diffraction. The complex material flow promoted by the friction stir welding process results in a fine grained structure in the stir zone of both materials due to dynamic/recovery recrystallization. The interface between the materials is characterized ...

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