扩张 发表于 2025-3-25 04:36:31
Properties of Austenitic Stainless Steels at Cryogenic Temperatures,nd 2%), Mo (up to 3%), S (around 0.03%) and P (around 0.05%). In the grades 316Ti, 321 titanium is present to the upper limit of 0.7%. Composition of typical grades of wrought stainless steel for low temperature use is shown in Table 3.1 (as quoted in the ASTM and ASME specifications, cf. INGO Databstrdulate 发表于 2025-3-25 10:03:33
Strain Induced Martensitic Transformation at Low Temperatures, a classical .-phase of face centred cubic austenite (FCC). This phase may transform either to .′ phase of body centred tetragonal ferrite (BCT) or to a hexagonal . phase. The most often occurring . — .′ transformation leads to formation of martensite sites dispersed in the surrounding austenite matinferno 发表于 2025-3-25 14:39:17
Applications: Accelerators for High Energy Physics and Cryogenics Transfer Lines,ed energy per beam was obtained by smooth accelerating of particles during many turns around the ring. The beams were accelerated by means of the so-called accelerating cavities, kept on their trajectory by using the bending dipole magnets, were focalised and defocalised by means of the quadrupole marbovirus 发表于 2025-3-25 18:29:02
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http://reply.papertrans.cn/24/2311/231100/231100_26.png原始 发表于 2025-3-26 06:23:08
Material and Fatigue Induced Structural Instabilities of Corrugated Bellows at Low Temperatures,e the process of opening of micro-cracks and micro-voids shifting simultaneously deformations towards the elastic domain (considerable increase of yield strength). Nevertheless, the behaviour of corrugated bellows, highly optimised with respect to their size and stiffness, is affected by the low cycle fatigue phenomena.dragon 发表于 2025-3-26 10:38:45
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perconducting particle accelerators, spacecrafts.Includes suThe present monograph is mainly focused on the behaviour of ductile ma terials at cryogenic temperatures, stability issues concerning application of corrugated shells at cryogenic conditions and reliability oriented parametric optimisationanaphylaxis 发表于 2025-3-26 16:53:30
Zehavit Gross,Suzanne D. Rutlandver 1998) or coolant transfer lines (Lebrun 1999a) as well as small scale refrigerators and cryo-coolers generate significant progress in multiple domains related either to material sciences or to structural behaviour. When designing large scale cryogenic systems the engineers quickly realise that i