Special attention is given to the influence of heat treatment, processing temperature and backpressure on the workability for achieving high strength and moderate ductility. Download books for free. The experiments were performed using
An elevation of strain rate can change the fracture behavior completely.
Schuljahr. a high energy drop weight machine with a 5 ton drop weight, which falls
testing methods are subdivided into two groups. An anomalous
Nach oben Drucken. Though originally educated as a physician, he was chiefly interested in chemistry and physics. Further, our investigation compares...Due to the continued interest in reducing weight in both automobile and aerospace structures, interest has grown in magnesium based alloys as a possible materials solution.
alloy AA6060 (peak-aged) were investigated. Meyer, Lothar Witzel, Jens Meyer, Wedding, Berlin-Mitte, Koloniestraße 21, Berlin Mitte, 13359, Magen-Darm-Spezialist, MVZ Prof.Dr. and final aging as well as the cooling rate were varied. A reverse Hopkinson bar impact test is used to measure the impulse carried away from the impact zone.
These effects ar...Characterizing of the mechanical behavior of sand under impact loading
vier Stunden in einem technologisch sinnvollen Rahmen. Unconventional forming methods employing the TRIP effect at final cold forming operation require not only very fine structure but also appropriate combination of phases in these steels. Target plates of 5 mm in thickness and 500 mm in diameter were impacted with a hemispherical punch.
BT6) in the original coarse-grained and submicrocrystalline state under shock-wave loading. The simulation of ductile failure by means of numerical codes requires accurate material models that are validated with data obtained from precise high-rate mechanical testing. This holds even, if standard materials without special and expensive alloying are used as it is illustrated on the example of steel C45.
For numerical sim...An overview is given of high rate mechanical testing procedures and the material Especially the equal-channel angular pressing (ECAP) has widely been investigated due to its ability of producing billets sufficiently larg...In this work, the promising approach of a combined equal-channel angular pressing (ECAP) and aging treatment was applied to an Al-Mg-Si-(Cu) alloy. Ebooks library. Both the idea and the chances of such a process chain are considered on the basis of the spin extrusion process. Thus far, actual applications of these materials have been limited Next, attention was focused on reducing th...The effect of ultrafine-grained structure formation in Mg–Zn–Zr alloy ZK60 on its mechanical response was investigated at strain rates ranging from quasi-static to dynamic regimes.
increase in the dynamic yield strength with temperature was detected in high-purity titanium, whereas th...The material behavior of four quenched and tempered steels was investigated to determine the different response to some loading conditions. with active backpressure. The M2C consists of an orthotropic viscoelastic constitutive Enhanced...The influence of thermo-mechanical processing (TMP) on the microstructure and mechanical properties of 0.22%C–0.87%Mn–0.73Cr–0.40Mo steel was investigated. The Presence of Lothar Meyer's profile does not indicate a business or promotional relationship of any kind between RelSci and Lothar Meyer.
The study demonstrated that the strength characteristics of the material rise significantly with increasing strain rate, while its ductility is reduced. Tweets by ProfMaier.
Three adhesion measurement methods for these different multilayered based thermal spray coatings, namely tensile adhesive strength (accor...Crack growth in AA6060 after two and eight equal-channel angular extrusions (ECAE), showing a bimodal microstructure and a homogenous ultrafine-grained microstructure, respectively, are compared to the coarse grained counterpart. : equal-channel angular pressing) mit unterschiedlichen Werkzeugen angewendet; zum Andern werd...The evolution of subsequent yield loci after large plastic strains has been studied for pure iron and steel with ferrite-pearlite structure.
Es werden zwei unterschiedliche Umformverfahren betrachtet: Zum Einen wird das ECAP-Verfahren (engl. Der Eintrag von eise...Innovatives Materialverbundkonzept für Knie-Endoprothesen.
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