نتایج جستجو برای: steel sheet

تعداد نتایج: 118357  

Journal: :تحقیقات آب و خاک ایران 0
مهدی یوسفی کارشناس ارشد ژئوتکنیک دانشگاه یاسوج محمد صدقی اصل استادیار گروه خاک شناسی دانشگاه یاسوج منصور پرویزی استادیار گروه مهندسی عمران دانشگاه یاسوج

so far, for an analysis of seepage under hydraulic structures much research has beenconducted in the form of numerical models. however, few field and laboratory workshave been performed to study the boiling phenomena for evaluating numerical models.throughout the present work, a laboratory model was built to simulate seepage and itscontrolling measures under sheet piles. the model consisted of ...

Leila Shahryari Mahdi Esfandiari

The steel shear wall and composite steel plate shear wall is introduced in recent three decade and is considered and is spread rapidly. Composite steel plate shear wall which is made of a layer of thin steel sheet with coating of reinforced concrete in one or both sides of steel palate is considered a third generation of resistance shear walls against lateral loads that in addition to increasin...

Journal: :international journal of iron and steel society of iran 0
h. r. akramifard college of engineering, school of metallurgy & materials engineering, university of tehran, tehran 6619-14155, iran h. mirzadeh college of engineering, school of metallurgy & materials engineering, university of tehran, tehran 6619-14155, iran m. habibi parsa college of engineering, school of metallurgy & materials engineering, university of tehran, tehran 6619-14155, iran

the cold roll bonding of al on aisi 304l stainless steel was carried out to fabricate the al/304l/al clad sheet composites. the maximum bond strength of 20 n/mm was acquired just by 38% reduction, for which the tearing of the aluminum sheet occurred during the peeling test. the microstructural evolution during subsequent postannealing heat treatment was systematically studied based on the impur...

2014
Rohit Shukla Vijay Gautam

One of the most sensitive features of sheet metal forming processes is the elastic recovery during unloading, called spring-back, which leads to some geometric changes in the product. This phenomenon will affect bend angle and bend curvature, and can be influenced by various factors. In this research, the effects of anisotropy i.e., the rolling direction of 0° , 45° & 90° of ultra low carbon st...

Journal: :Transactions of the American Institute of Electrical Engineers 1900

پایان نامه :دانشگاه تربیت معلم - سبزوار - دانشکده مهندسی 1390

با توجه به اینکه پل ها جزء سازه های پراهمیت در شریان حمل و نقل به حساب می آیند، توجه به رفتار دینامیکی این سازه ها در طی زلزله بسیار مهم است. معمولا به دلایل مختلف از جمله تاثیرات تغییرات دما، ملاحظات اجرایی ... در میان عرضه و کلیدهای برشی پل فاصله ای وجود دارد. اما با وقوع زلزله و حرکات ارتعاشی عرشه، فاصله مزبور مرتبا دچار کاهش و افزایش خواهد شد. با توجه به اینکه که بهساز پل ها جزء مسایل بسیار...

Journal: :DENKI-SEIKO[ELECTRIC FURNACE STEEL] 1969

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