نتایج جستجو برای: steel construction
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Infrastructures are a key factor for economy. Among them, transportation infrastructures are vital for human life and economy. And within the transportation networks, bridges are key elements for connecting people anddelivering goods. For this reason, bridges have been built sincemany centuries ago, in some way, and the advances (and sometimes geographical expansions!!) of ancient cultures all ...
در این رساله اتصالات ساختمانهای فولادی بعنوان عناصر انعطاف پذیر سازه مورد بررسی قرار گرفته و همچنین نشان داده خواهد شد که چگونه رفتار واقعی اتصالات خورجینی تحلیل خواهد شد. در فصل اول کلیاتی در مورد اتصالات و اینکه اتصالات خورجینی در رده اتصالات نمیه صلب قرار گرفته و رفتاری غیرخطی خواهند داشت بیان خواهد شد. در فصل اول کلیاتی در مورد اتصالات و اینکه اتصالات خورجینی در رده اتصالات نیمه صلب قرار گر...
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Abstract With the completion of Pelješac Bridge, northern and southern Croatian territories ended their long period geographical isolation since independence from Yugoslavia in June 1991. Under severe influence global epidemic, main contractor, China Road Bridge Corporation (CRBC), has struggled diligently for more than three years to realize people's long‐cherished aspiration. The steel struct...
Mineral carbonation involves the capture and storage of carbon dioxide in carbonate minerals. Mineral carbonation presents opportunities for the recycling of steel slags and other alkaline residues that are currently landfilled. The Carbstone process was initially developed to transform non-hydraulic steel slags [stainless steel (SS) slag and basic oxygen furnace (BOF) slags] in high-quality co...
seismic retrofit strategies have been developed in the past few decades following the introduction of new seismic provisions and the availability of advanced materials and methods. it can be observed that new approaches to deal with more lateral forces are more innovative and more energy absorbent. in line with this, there is a growing trend toward the use of steel shear walls as a system with ...
The resistance to hydrogen embrittlement is of essential importance for steels for vessels for storage of hydrocarbons and depends on the effect of absorbed hydrogen on steel ductility. API tests have shown for the 490 MPa yield stress HSLA steels with the microstructure of ferrite and cementite particles a much greater reduction of area than for the 350 MPa steel with the microstructure of pol...
Substantial amounts of post-consumer scrap are exported to other regions or lost during recovery and remelting, and both export and losses pose a constraint to desires for having regionally closed material cycles. To quantify the challenges and trade-offs associated with closed-loop metal recycling, we looked at the material cycles from the perspective of a single material unit and trace a unit...
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