Results 21 to 30 of about 88,830 (272)
Engineering Proceedings, 2023 Precise metal parts are manufactured using cold forged screw forming, but this method has drawbacks such as material damage and the possibility of imprecise parts.
Yi-Teng Wang, Shao-Yi Hsia
doaj +1 more source
Preform designing approach in cold orbital forging of flange gear
Advances in Mechanical Engineering, 2018 Flange gear has a complex geometry and its volume distribution along the axial direction changes suddenly. This makes it difficult to be formed by a single step using a simple cylinder workpiece and the preform is necessary.
Qiu Jin, Zhiqiang Gu, Jian Hua
doaj +1 more source
Thick β-SiC CVD-Coated SiC Die System for Dry Cold Forging of Metals
Crystals, 2020 A thick β-SiC CVD (chemical vapor deposition)-coated SiC device was developed as a new punch and die system for dry, cold forging of pure titanium and austenitic stainless-steel works.
Tatsuhiko Aizawa +3 more
doaj +1 more source
Numerical simulation of cold forging process to investigate folding defect in enclosed dies
Mechanics and Advanced Technologies, 2017 In the precision forging industries, improving product quality and reducing product cost are important cases. Enclosed-die forging is one of the precision forging processes.
Payman Abhari
doaj +1 more source
Analysis of Forming Behavior in Cold Forging of AISI 1010 Steel Using Artificial Neural Network
Metals, 2020 Cold forged parts are mainly employed in automotive and aerospace assemblies, and strength plays an essential role in such applications. Backward extrusion is one such process in cold forging for the production of axisymmetrical cup-like parts, which is ...
Praveenkumar M. Petkar +5 more
doaj +1 more source
Anti-Galling Cold, Dry Forging of Pure Titanium by Plasma-Carburized AISI420J2 Dies
Applied Sciences, 2021 A bare AISI420J2 punch often suffers from severe adhesion of metallic titanium as well as titanium oxide debris particles in dry, cold forging of biomedical titanium alloys. This punch was plasma-carburized at 673 K for 14.4 ks to harden it up to 1200 HV
Tatsuhiko Aizawa +3 more
doaj +1 more source
Sinter forging of zirconia toughened alumina [PDF]
, 1993 Sinter forging experiments have been carried out on powder compacts of zirconia toughened alumina (ZTA) Ceramics Alumina-15 wt% zirconia was prepared by a gel precipitation method and calcined at temperatures of 900 or 1100°C.
Burggraaf, A.J. +3 more
core +4 more sources
Distribution of Microstructure and Vickers Hardness in Spur Bevel Gear Formed by Cold Rotary Forging
Advances in Mechanical Engineering, 2014 Cold rotary forging is a novel metal forming technology which is widely used to produce the high performance gears. Investigating the microstructure and mechanical property of cold rotary forged gears has a great significance in improving their service ...
Wuhao Zhuang +3 more
doaj +1 more source
Al-Li Alloys – The Analysis of Material Behaviour during Industrial Hot Forging [PDF]
, 2017 Al-Li alloys are a promising class of aerospace materials that combine light weight with high strength, comparable to those of steels. In the case of critical components, it is well known that providing the required reliability is impossible without ...
Ares Gomez-Gallegos +9 more
core +1 more source
Initiation of hydrogen induced cracks at secondary phase particles [PDF]
, 2020 The goal of this work is to propose a general mechanism for hydrogen induced crack initiation in steels based on a microstructural study of multiple steel grades.
Claeys, Lisa +5 more
core +3 more sources