Results 21 to 30 of about 57,299 (306)

Experimental analysis and optimization of abrasive waterjet deep hole drilling process parameters for SS AISI 316L

open access: yesJournal of Materials Research and Technology, 2023
Recent breakthroughs in component downsizing and miniaturization emphasise the requirement for deep-hole drilling with an increased aspect ratio, especially in the automobile sector for fuel injectors and the medical sector for manufacturing bone screws ...
Bharani Chandar J   +9 more
doaj   +1 more source

Model fusion using fuzzy aggregation: Special applications to metal properties [PDF]

open access: yes, 2012
To improve the modelling performance, one should either propose a new modelling methodology or make the best of existing models. In this paper, the study is concentrated on the latter solution, where a structure-free modelling paradigm is proposed.
Bezdek   +37 more
core   +1 more source

Process Control in Jet Electrochemical Machining of Stainless Steel through Inline Metrology of Current Density

open access: yesMicromachines, 2019
Jet electrochemical machining (Jet-ECM) is a flexible method for machining complex microstructures in high-strength and hard-to-machine materials. Contrary to mechanical machining, in Jet-ECM there is no mechanical contact between tool and workpiece ...
Matin Yahyavi Zanjani   +5 more
doaj   +1 more source

Design strategies for bi-metallic additive manufacturing in the context of wire and arc directed energy deposition

open access: yesMaterials & Design, 2022
While the recent research in manufacturing bi-metallic structures using wire and arc directed energy deposition focuses on feasibility studies to understand material compatibility, the study presented here encircles a larger design framework, integrating
Fereidoon Marefat   +5 more
doaj   +1 more source

The Effect of Tellurium on the Formation of MnTe-MnS Composite Inclusions in Non-Quenched and Tempered Steel

open access: yesMetals, 2018
Te is a seldom-used alloying element, which is mainly used in free-machining steel. The Te content in this kind of steel is relatively low, and only a small amount of MnTe is generated. In previous studies, the effect of Te on the formation of inclusions
Ping Shen   +4 more
doaj   +1 more source

Crystal Structure Investigation of Ferritic 73Fe24Cr2Si0.8Mn0.1Ni Steel for Multi-purpose Structural Material Applications

open access: yesInternational Journal of Technology, 2018
Microstructural identification of synthesized steel with significant local content has been carried out. Alloy ingot was prepared using a casting technique. The samples were then formed into bulk steel by a machining process.
Parikin Parikin   +4 more
doaj   +1 more source

Thick β-SiC CVD-Coated SiC Die System for Dry Cold Forging of Metals

open access: yesCrystals, 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

Residual stress measurement round robin on an electron beam welded joint between austenitic stainless steel 316L(N) and ferritic steel P91 [PDF]

open access: yes, 2017
This paper is a research output of DMW-Creep project which is part of a national UK programme through the RCUK Energy programme and India's Department of Atomic Energy.
A.K. Bhaduri   +57 more
core   +3 more sources

Dynamic Process Behavior in Laser Chemical Micro Machining of Metals

open access: yesJournal of Manufacturing and Materials Processing, 2018
Laser chemical machining (LCM) is a non-conventional processing method that enables a smooth and precise micro structuring of metallic surfaces. However, a high-quality removal is limited to a laser power window of some 100 mW.
Salar Mehrafsun, Hamza Messaoudi
doaj   +1 more source

Analysis of Cutting Behavior during Tapping and Measurement of Tool Edge Temperature Measured by a Two-Color Pyrometer

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2013
This paper proposes a method for measuring the tool edge temperature during tapping. The infrared ray from the tool edge of the tapping tool was measured using a two-color pyrometer with an optical fiber.
Ryutaro TANAKA   +5 more
doaj   +1 more source

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