نتایج جستجو برای: h 13 hot work steel

تعداد نتایج: 1842672  

Journal: :Issues in emerging health technologies 2006
A Scott

(1) Some patients experience pain and bleeding after a standard or extracapsular tonsillectomy. (2) Evidence suggests that none of the hot tonsillectomy techniques offers concurrent reductions in intra- and post-operative bleeding and pain, compared with traditional cold-steel dissection with packs or ties. (3) Little information is available on the cost effectiveness of the hot techniques. (4)...

2008

In order to optimize the hot forming process of tool steels, further improvement of flow stress prediction and additional knowledge on hot deformability, especially at lower and upper limits of the hot working range, are required. The hot working ranges for these steels are very narrow as a consequence of the role of alloying elements, which form carbides. Carbides improve tool steel’s hardenab...

2005
T. Motomura K. Ueda T. Imazeki Y. Fukui K. Yahiro

JFE Steel Corporation’s East Japan Works (Chiba District) started operation of No.3 Hot Strip Mill in 1995. This line was the first in the world to achieve “endless hot strip rolling.” A new Coiler Control technology was developed. Copyright 2005 IFAC

Journal: :Metals and Materials International 2023

Abstract Laser directed energy deposition (L-DED) was used to produce samples of the newly patented W360 hot work tool steel by Böhler. The process parameters were optimized obtain nearly fully dense through production and analysis single deposited tracks layers. Subsequently, bulk underwent a hardening heat treatment, consisting austenitizing, air quenching, tempering. analysed in as-built con...

2013
Amit Handa Vikas Chawla

There are many industries where austenitic stainless steel needs to be welded specially in power generation industries. Unfortunately the austenitic stainless welding has several fabrication and metallurgical drawbacks when welded by using conventional fusion welding methods, which can often leads to in-service failure. The most pronounced fabrication faults are hot cracks due to inadvertent us...

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