نتایج جستجو برای: hsla steel

تعداد نتایج: 81364  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تحصیلات تکمیلی صنعتی کرمان - دانشکده علوم 1391

فرآیند نورد تجمعی (accumulative roll bonding (arb)) یکی از رایج ترین روش ها برای تولید مواد ورقه ای فوق ریزدانه شده می باشد. این روش شامل چرخه های مختلفی از نورد، برش و پشته سازی است و تا مرز امکان می تواند تکرار شود. در این تحقیق، کامپوزیت چندلایه al/steel با استفاده از ورق های 1100al- و 12st- به روش arb و تا سه چرخه تولید شد. میکروساختار و خواص مکانیکی کامپوزیت چندلایه al/steel در چرخه های مخ...

Journal: :Brodogradnja 2021

Brittle damages have been examined widely since welding became common practice when it comes to carrying out robust structures. Welded structure of the ship hull has be continuous. that occur on structures always thoroughly. Cracks are most commonly initiated at locations where stress concentrators exist. These can originate due flaws during design phase or mistakes assembly structure. When fai...

Journal: :Isij International 2023

Hot ductility behavior between 700 and 1050°C is governed by precipitation phase transformation, which can cause cracking limit steel processing in other ways. Characterization of this with conventional microscopy techniques difficult due to the limited particle size, usually occurring on nanometer scale. Casting simulation hot tension testing were performed using a Gleeble 3500 generate proper...

Journal: :Academic journal of science and technology 2022

Climate change is becoming one of the biggest environmental challenges in 21st century. New-energy vehicle produce less greenhouse gases as compared to traditional vehicles with internal combustion engines. New energy have great potential successfully address issue climate change. Additionally, new materials can also be used automotive lightweight technology. This paper discussed currently incl...

2013
James A. Joyce J. C. Sobotka

Recent experimental and computational work by Link and associates has demonstrated that relatively small (W = 150 mm) single edge notched tension specimens (SE(T)) can be used to obtain crack arrest data high in the ductile-to-brittle transition of ferritic structural steel using dynamic computational techniques if a thermal gradient is utilized to aid in the crack arrest. Testing has been repo...

Journal: :Przegląd Spawalnictwa - Welding Technology Review 2016

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