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Comparison of service life of dies for upsetting bolts
Life Expectancy of Hexagonal Bolt and Recessed Die
Hexagonal bolts and recessed dies encountered in industrial production are important components for the production of various goods. They are used frequently when precision and strength are required, and the life expectancy of these components ca......
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Influence of Flux Oxidation on Transition Amount of Alloying Elements
Effects of Oxidative Properties of Solder on Transition Amounts of Alloy Elements
Introduction
Soldering is an essential technique used in electronics manufacturing and repair. The successful completion of soldering relies heavily on selecting solder that contains the appropriate alloy elements.......
Research on Thermal Error Compensation of Machining Center
： Research of machining center thermal error compensation
Abstract: In the process of machining, the thermal error produced by machining must be compensated. If the thermal error is not compensated, it will affect the precision of the machining surface. Machining center plays an important role in......
Characteristics of Welding Heat Affected Zone of Solid Disorganized Transformation Materials
Unified Strength Measurement of Solid-state Non-Organic Transformation Materials Welding Heat Effect Zone
Abstract
In China, the use of solid-state non-organic transformation materials in welding has been increasing due to their superior performance and low cost. However, the strong welding heat......
Conductor for ultrasonic welding with thermal sprayed surface layer when the substrate is alumina
Abstract
The aim of this study is to investigate the thermal and electrical conductivity of an ultrasonic bond made between an oxide aluminum substrate and a thermally sprayed surface layer. The thermal conductivity and electrical resistivity of the specimen were measured and the results were com......
Tensile restraint crack test
Abstract
This paper introduces a numerical method for the evaluation of the fatigue crack propagation and other related properties of the material in the orthotropic composite which is commonly used for material and component characterization. The main goal of this research is to use the von Mise......
Mixed Model of Production Automation in Raw Material Yard and Preparation of Material Supply Plan
1 Introduction
As one of the important components of a companys production process, the formulation of a supply plan of raw materials plays an important role in ensuring the normal operation of the production and supplying of goods. With the development of modern society and the economy, the cont......
Adsorption of Coke Particles to Coal Tar Pitch
Coal-based activated carbon particles play an important role in the adsorption of coal tar, and nowadays they have become the main material in this field. This article will analyze the adsorption characteristics of coal-based activated carbon particles on coal tar.
First，coal-based activated car......
Determination of asphalt surface tension
Determination of Surface Tension of asphalt
Abstract
This research surveyed the various techniques available for the determination of the surface tension of asphalt. Various measurements were taken for comparison and evaluation. The determination of surface tension is important when trying to an......
periodic table of elements
The Periodic Table is an iconic representation of the elements that form the universe around us. It is modernly associated with the sciences and serves as the foundation for chemistry and physics. In this essay, we will discuss the history of the Periodic Table, its modern use in science, and its ......
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