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18Cr2Ni4WA metallographic diagram
Introduction
A micrograph is a photograph taken through a microscope. A metals micrograph is a photo taken through an optical microscope using a polarization changing tool. The 18Cr2Ni4WA macroscopic has a study of ferrite and pearlite phases grains, distribution and size. It can be determined us......
19/06/2023 
1062 
Megan
1Cr18Ni9, surfacing welding Co–Cr–W–C alloy metallographic diagram
A phase diagram of Co–Cr–W–C alloy overlay welded on 1Cr18Ni9
Introduction
The Co–Cr–W–C alloy is a kind of relatively recently developed wear-resistant layer of welding material with high hardness and strength, excellent corrosion resistance, wear resistance and a certain high temperature......
Metallographic diagram of 20CrMnTi (gas carbonitriding at 860°C)
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20CrMnTi is a kind of low-carbon alloy steel that is widely used in the production of different kinds of components. It has good strength, ductility and high wear resistance. It has a combination of high hardness and fatigue strength. It has good high-temperature strength and creep strength.
The......
Metallographic diagram of 20CrMnTi (quenching and tempering after carburizing)
Abstract
This paper discusses the microstructure of 20CrMnTi steel that underwent carburization, quenching and tempering processes. The reasons for applying these processes and the effect of carburization on the steel’s microstructure were studied. Subsequently, the metallographic structure of t......
Metallographic diagram of 20CrMo (air-cooled)
With the development of aviation industry, chromium-molybdenum alloy steel 20CrMo has been widely used in the manufacturing of aircraft engine parts and components. 20CrMo is a kind of low-alloy steel which contains both Chromium and Molybdenum.
The main alloying elements of 20CrMo are chromium a......
Metallographic diagram of 20CrMo (carburized and quenched)
20CrMo is a low alloy steel used in a variety of industries. It is produced through several different processes that can afford a variety of benefits. This steel is known for its high strength and hardness, as well as its resistance to corrosion and wear. Its properties make it an ideal material f......
Metallographic diagram of 20CrNi2Mo4 (pit cooling after carbonitriding)
20CrNi2Mo4 is an alloy steel which is widely used in pressure vessel, machine manufacturing and other industries. It is a martensitic forging steel with a good combination of strength and toughness. Heat treatment of 20CrNi2Mo4 is to reduce hardness, improve toughness and improve welding performan......
Metallographic diagram of 20 steel (1150℃ low vacuum chromium vanadium co-infiltration for 6h)
Abstract
The microstructure of 20G Steel after low vacuum carburizing at 1150℃ for 6 hours was evaluated by optical microscope and scanning electron microscope. The microstructure consists of a ferrite matrix with a variety of precipitates and inclusions. These include martensite, carbides, sulf......
Metallographic diagram of 20 steel (slow cooling after carburizing at 940°C) carburizing treatment
Introduction
The processing of low-cyan 20 steel is used to increase its hardness and strength for increased structural performance. This treatment is accomplished through a heat-treatment process using heat and carbon. The process of 950℃ carburizing is used to generate carbon explicitly to the......
Mechanical Properties and Metallographic Structure of Ductile Iron Single Cast Test Block
ABSTRACT
The purpose of this study was to investigate the mechanical properties and microstructure of a single-cast ductile iron test specimen. The test specimen was obtained from ZZQ Alloy Technology Co., Ltd., which is a leading producer of ductile iron in China. Optical microscopy and nital et......
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