Results 21 to 30 of about 15,248 (234)

Study on Fracture-Split Performance of 36MnVS4 and Analysis of Fracture-Split Easily-Induced Defects

open access: yesMetals, 2018
The material 36MnVS4 is the second generation of connecting rod fracture-split material. However, it generates more quality defects during the fracture-split process.
Zhou Shi, Shuqing Kou
doaj   +1 more source

Stress and Strain Analysis and Microstructure of Al/Cu Clad Composite Fabricated by Cold Extrusion

open access: yesArchives of Metallurgy and Materials, 2016
A five-zone describing model for extrusion of aluminum/copper clad composite was established. Stress and strain were also analyzed by finite element method.
Junting Luo   +4 more
doaj   +1 more source

Forging of Zinc Alloys—A Feasibility Study

open access: yesEngineering Proceedings, 2022
Brass is a material that can be used for a wide range of products, e.g., door fittings and handles, products from the electrical sector, installation technology from the sanitary sector, hydraulics, and pneumatic components.
Abdulkerim Karaman, Michael Marré
doaj   +1 more source

Hot Rolling vs. Forging: Newly Developed Fe-Al-O Based OPH Alloy

open access: yesMetals, 2021
Two oxide precipitation hardened (OPH) Fe-Al-O-based steels were prepared by mechanical alloying. In addition to the variant using yttria nano-precipitates to improve the mechanical properties, a variant using only alumina precipitates for strengthening ...
Omid Khalaj   +6 more
doaj   +1 more source

Thermal performance prediction and verification of 2D triaxial braided composites based on coupling method

open access: yesCailiao gongcheng, 2020
In order to improve the shortcomings of the finite element unit-cell establish method based on traditional FEM, which has difficulty in meshing and calculation, a superimposed method was proposed. Based on the superimposed method, the finite element unit-
ZHANG Fang-fang   +3 more
doaj   +1 more source

Comparative Assessment of Mechanical Properties and Fatigue Life of Conventional and Multistep Rolled Forged Connecting Rods of High Strength AISI/SAE 4140 Steel

open access: yesMetals, 2023
This paper aims to improve the mechanical properties and fatigue life of AISI/SAE 4140 alloy steel connecting rods (CRs). Conventional CRs are typically manufactured through open die forging/hammering, blocking, and hot forging processes.
Wajid Ali Khan   +4 more
doaj   +1 more source

The influence of auxiliary gases in the optimized analysis of pulsed laser grooving of a C70S6 connecting rod for fracture splitting

open access: yesResults in Physics, 2017
Controlled fracture splitting technology has great potential in processing the splitting parts such as engine connecting rod, and the pulsed laser processing of notches for fracture splitting, which is crucial for controlling the fracture splitting ...
S.Q. Kou, Y. Gao, W.Q. Gao
doaj   +1 more source

Study on structural modeling and kinematics analysis of a novel wheel-legged rescue robot

open access: yesInternational Journal of Advanced Robotic Systems, 2018
This article presents a novel rescue robot with three-degrees of freedom leg mechanism based on the serial–parallel and wheel-legged mechanisms, which consists of two U niversal joint- P rismatic joint- S pherical joint plus one U niversal joint and R ...
Jianye Niu   +6 more
doaj   +1 more source

Multi-Objective Optimization Design of Constant Stress Accelerated Degradation Test Using Inverse Gaussian Process

open access: yesIEEE Access, 2019
A multi-objective optimization method for constant stress accelerated degradation test is proposed in order to solve the problem of different or even conflicted test configuration under different optimization objectives.
Zhenyu Wu   +4 more
doaj   +1 more source

Correlation between Solution Treatment Temperature, MicroStructure, and Yield Strength of Forged Ti-17 Alloys

open access: yesCrystals, 2021
The Ti compressor disks of aviation jet engines are produced by forging. Their microstructure, which depends on the forging conditions, strongly affects their mechanical properties.
Yoko Yamabe-Mitarai   +6 more
doaj   +1 more source

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