WebSep 1, 2024 · Increasing the formability of ferritic stainless steel tube by granular medium-based hot forming ... Khalifa N. B. and Tekkaya A. E. 2016 Granular media-based tube press hardening Journal of ... Haeberle J., Pitikaris S., Born P., Güner A. and Tekkaya A. E. 2016 Enhanced granular medium-based tube and hollow profile press hardening … WebThe complementary fundamental studies aimed at deriving strategies for using granular media as forming media to achieve an alternative profile press hardening process using hydroforming principles. The studies showed this process is possible but the product complexity is limited due to the granule properties in force transmission compared to ...
Flow curves at different temperatures and strain rates for steel ...
WebThe complementary fundamental studies aimed at deriving strategies for using granular media as forming media to achieve an alternative profile press hardening process … WebMay 11, 2024 · Wrinkling is the key forming defect in thin-wall tube bending process, when the wall thickness-to-diameter ratio is smaller than 0.01. The granular media-based thin-wall elbow push-bending process involves filling a tube with spherical particles and pushing the tube into a die to bend a tubular blank into an elbow shape. If the wall thickness of … first presbyterian church of greensboro nc
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WebTube press hardening by granular medium: (a) active, (b) passive. 2. Granular material as forming medium Force transmission and plastic deformation proceed fundamentally different in granular um than in gasmedi and liquid. Twodimensional horizontal experiments - were carried out to understand the behaviour of granular medium during the tube WebGranular media-based tube press hardening. Press hardening process can benefit the formability of 22MnB5 in high temperature and high strength as a final product. It is widely used for weight reduction of car body without sacrifice of its crashworthiness. Nevertheless, not only strength but also stiffness is important for some vehicle components. WebPress Tonnage Predictions; Quality Control; Industry 4.0 and AHSS Applications; Additive Mfg for Sheet Metal Forming Tools; Joining. Introduction; Resistance Welding Processes. ... Chen, A. Güner, N. Ben Khalifa and A. E. Tekkaya, “Granular media … first presbyterian church of greenwich