نتایج جستجو برای: ring rolling

تعداد نتایج: 141656  

Journal: :iranian journal of science and technology (sciences) 2012
a. ersoy

the concept of fuzzy soft γ-ring is introduced; and some properties of fuzzy soft γ-rings are given. then the definitions of fuzzy soft γ-ideals are proposed and some of their theories are considered.

2017

The most important purpose of cold rolling processes, in addition to obtaining appropriate mechanical features, is to achieve very low and more precise thicknesses’, the issue that is not possible in hot rolling processes. Today, most cold rolling lines designed continuously and usually consist of 4 to 6 fourroller rolling rack. Finished surface of obtained sheets of cold rolling is Harder and ...

In this paper, the microstructure and mechanical properties of the plain carbon steel-bronze interface of explosive welding and rolling were investigated. Explosive connection was done at two stop distances and with two different thicknesses of explosive material. Rolling of the welded composite was done at both ambient and preheated temperatures of 300 °C and with a constant thickness reductio...

Layered alloys and composite materials have become an increasingly popular in industrial development. The roll bonding (RB) process, as a solid phase method of bonding, has been widely used in manufacturing large layered strips. In this study, aluminum alloy (AA 5083) strips were roll bonded at warm and cold temperatures. The effects of the rolling parameters such as the amount of plastic deform...

Journal: :Universal journal of physics and application 2022

A new apparent relativistic paradox is presented involving only one space-time event. This different from earlier ‘relativistic paradoxes' extended bodies or events at positions. collision between a rod and ring impacting an oblique angle to each other considered in the context of special theory relativity. question arises as where along length point impact will be according two observers inert...

Journal: :JITET: Jurnal Informatika dan Teknik Elektro Terapan 2023

Motor induksi merupakan salah satu jenis motor listrik yang banyak digunakan di industri. Salah kerusakan terbesar terjadi pada adalah bearing mencapai 41%. Kerusakan sering dijumpai induksi. Pada penelitian ini penulis membahas tentang karakteristik arus stator dan torsi akibat bantalan inner ring rolling element berpengaruh RPM dihasilkan. Untuk mendeteksi menggunakan analisis FFT (Fast Fouri...

Journal: : 2022

Abstract The bearings represent an important element in the mechanical structures, ensuring proper functioning of moving / dynamic elements. An feature bearing is its durability, which necessary for long-term use. This characteristic influenced by contact between rolling ring and elements balls or rollers. paper proposes a comparative study influences different types cylindrical roller profiles...

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