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Chapter and Conference Paper
An Improved Physically-Based Constitutive Model for the Hot Deformation Behavior of GH4698 Superalloy by Considering Dynamic Softening Mechanism
The hot deformation behaviors of GH4698 superalloy are studied by the hot compression tests performed over a range of strain rates (0.001–10 $...
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Chapter and Conference Paper
Wear Analysis of Hot Extrusion Punch for Large Fan Shaft Based on Archard Wear Theory
In this work, a hot extrusion process was proposed to manufacture the 18Ni (250) maraging steel large fan shaft for aero engines. To reduce the wear of the hot extrusion punch and extend its service life, a we...
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Chapter and Conference Paper
Thermodynamic Study on Modification of Converter Slag by Using Hot Blast Furnace Slag
(CS) are the main by-products of the BF-BOF long-process steel production model. In China, the cannot be widely used in the building materials industry due to its characteristics, which is an importan...
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Chapter and Conference Paper
The Deformation and Microstructure Analysis of Medium Carbon Steel During Die Forging Process and the Effect of Microalloying Elements
The deformation and microstructure of medium carbon steel during process was analyzed by using thermo-simulation test in this paper. The effect of V, Ti, and Nb on the microstructures after deformation was...
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Chapter and Conference Paper
Rectangle Packing Problems Solved by Using Feasible Region Method
An investigating into the rectangle packing problems and the feasible region of the rectangles to be packed was comprehensively analyzed and studied. Useful information was explored fully and a packing algorit...
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Chapter and Conference Paper
A New Method for Piston Ring Contour Cutting Based on Linear Driving
It is not easy to processing piston ring contour because of its complicating shape. From view of time-domain analysis, in order to trace the curve of piston ring, servo actuator must have high speed and accele...