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Fracture Analysis of 45 Steel Fatigue Specimen
Ductile-brittle Transition and Fracture Microstructure Analysis of 45 Steel Fatigue Specimens
Abstract
This paper mainly studies the fracture mechanism and ductile-brittle transition of 45 steel fatigue specimens from 980-1150 MPa stress levels. Modes of fracture, fracture surfaces, and fracture......
22/06/2023 
1073 
Harrison
4Cr10Si2Mo (oil quenching and tempering) metallographic diagram
4Cr10Si2Mo(Oil-quenched and tempered) Microstructure and Metallography
4Cr10Si2Mo is an oil-quenched and tempered steel commonly used in the automotive and aerospace industries. The chemical compositions of 4Cr10Si2Mo range slightly depending on the application. In general, the alloy contains 4%......
Metallographic diagram of 4Cr14Ni14W2Mo (solution treatment at 1175°C, aging at 780°C for 8h)
Metallographic Analysis of 4Cr14Ni14W2Mo (1175℃ Solution Treatment, 780℃ Aging 8h)
Introduction
Metallography is a method of studying metal structure and orientation. This analysis involves grinding and polishing of a material to a specific range of thickness and then using optical microscopy ......
Low microstructure and non-metallic inclusions in 50Mn steel (hot rolled and slow cooled)
Abstract
This paper studies the low-magnification microstructure and non-metallic inclusions of 50Mn hot-rolled steel. Optical microscopy (OM) and scanning electronmicroscopy (SEM)were used to study the microstructure of 50Mnhot-rolled steel. The results showed that the microstructure was a mixtu......
Metallographic diagram of 5Cr8WMo2V (quenched at 1040°C and tempered at 325°C for 2.5h)
Metallography and Performance of Alloy Steel 5Cr8WMo2V Heat Treated by Quenching at 1040℃ and Tempering at 325℃ for 2.5 Hours
Abstract
Steel 5Cr8WMo2V is a low carbon chromium-molybdenum(Cr-Mo) alloy steel with vanadium added to improve its hardenability. In this study, the as-received metal o......
60Si2Mn (surface laser quenching) metallographic diagram
Introduction
This report presents a study of the microstructure of the GB60Si2Mn (surface laser quenching) steel. The sample was extracted from a plate and sectioned in order to reveal the microstructural elements. The sample was analyzed using optical microscopy to reveal its phases and grain si......
Metallographic diagram of 60 steel (tempered at 180°C)
Metallographic Analysis Report of S65C Steel Sample (carburizing and quenching at 180℃ )
1. Introduction
In order to analyze the microstructure and composition of S65C steel sample, Metallographic analysis was performed. The sample tested was zero point turned, carburized and quenched at 180℃.......
65 (1100℃×20min+440℃×5s water cooling) metallographic diagram
Metallographic analysis of steel 65 (1100℃ × 20min + 440℃ × 5s water cool)
Introduction
The study of the microstructure of materials is known as Metallography. Metallography is used to determine the quantity, distribution, and quality of a specimen’s microstructures by taking a sample, sect......
Metallographic diagram of 65Si2MnV (350℃ water cooling)
Abstract
This paper presents a microstructure of X65Si2MnV (350℃ water cooled) analyzed by optical microscope. The microstructure of the material consists of martensite (M), pearlite (P), ferrite (F) and bainite (B), as well as inclusions of free iron carbon (Fe3C). After analyzing the microstru......
Metallographic diagram of 65Si2MnW (320℃ water cooling)
The binary alloy of 65Si2MnW(320℃ water cooled) is a silicon-manganese alloy with moderate physical properties, good welding performance and heat resistance, and good oxidation resistance. It is mainly used in production and processing of parts in gas turbines, automobiles and other fields. In or......
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