microstructure and mechanical properties of 34crmo4

(PDF) Effect of cooling rate on the microstructure and

The cooling rate of casting has a significant effect on microstructure and mechanical properties of castings. The 9Cr-1.5Mo-1Co cast steel, referred to as CB2, is one of the most promising alloys

(PDF) Microstructure and Mechanical Properties of 34CrMo4

The main purpose of this study was to find out the effects of the manufacturing process on the microstructure and mechanical properties of gas cylinders made of 34CrMo4 steel. Two preformed (PDF) Phase transformations and mechanical properties of Microstructure of 34CrMo4 before (e The effect of V and Si on the microstructure and mechanical properties of medium-carbon pearlitic steels for wheel was studied by means of OM, SEM and TEM

(PDF) Phase transformations and mechanical properties of

Microstructure of 34CrMo4 before (e The effect of V and Si on the microstructure and mechanical properties of medium-carbon pearlitic steels for wheel was studied by means of OM, SEM and TEM Anisotropy and heterogeneity of microstructure and Feb 05, 2018 · Recent studies have found that metal AM parts exhibited anisotropy and heterogeneity in microstructure and mechanical properties , , , , , . In conventional practice, superior and consistent mechanical properties of metal AM parts are prerequisites for engineering applications , , .

Effect of Ca addition on the microstructure and the

Mar 01, 2020 · The effects of 2% Ca addition on the microstructure and the mechanical properties of the asymmetric double-sided friction stir welded magnesium alloy AZ61 were investigated. Compared to the Ca-free AZ61magnesium alloy, the addition of 2% Ca Effect of Heat Treatment on Microstructure and The effect of heat treatment at 850oCon the microstructure and mechanical properties of SAE 1025 carbon steel has been studied. Annealing, normalizing and age-hardening heat-treatments at 850oC were used for the experimental work. Hardness tests, tensile tests and metallography were carried out on the heat-treated and control samples.

Effect of Quenching and Heating Temperature on the

treatment on mechanical properties and microstructure of NST 372 s- teel, Journal of Mineral, Material and Characterization Engineering, vol. 10, no. 3 pp. 299 308, 2011. [3] L.O.Mudashiru, I.A. Babatunde, W.A.Raheem and A.K. LasisiEffect of immersion speed on the mechanical properties and microstructure of oil quenched AISI 1020 Effect of Shot Peening on Microstructure and Properties of In this work, the microstructure and properties of 34CrMo4 alloy of before and after SP for 20 min have been investigated. The evolution of microstructure and properties were analyzed from the surface and cross-section. The microstructure morphology at the different depth was determined by

Effect of graphene oxide nanosheets of microstructure and

Dec 01, 2013 · The mechanical properties of cement composites are determined by its microstructure. In order to define the relationship between these mechanical strength and microstructure of the cement composites, the corresponding SEM images of cement composites were also investigated. Evaluation of microstructure and mechanical properties of In the present study, Al5052/Cu multi-layered composite is prepared through accumulative roll bonding (ARB) and the microstructure and mechanical properties is evaluated using optical microscopy (OM), scanning electron microscopy (SEM), tensile tests

Investigation of Microstructure and Mechanical Properties

May 22, 2019 · The mechanical properties of joints in the presence of magnetic fields were improved. The toughness of the welded joints in presence of magnetic fields was also improved. They grain refinement zone within the microstructure in the weld bead and significant reduction of porosity as the reasons for these kinds of observations. Investigation of Microstructure and Mechanical Properties May 22, 2019 · The mechanical properties of joints in the presence of magnetic fields were improved. The toughness of the welded joints in presence of magnetic fields was also improved. They grain refinement zone within the microstructure in the weld bead and significant reduction of porosity as the reasons for these kinds of observations.

MICROSTRUCTURE AND MECHANICAL PROPERTIES

J. Miche , M. Burák, M. Vojtko:Microstructure and mechanical properties degradation of CrMo creep resistant steel operating under creep conditions Materials Engineering - Materiálové ininierstvo 18 (2011) 57-62 59 Fig. 2. Microstructure of tested steel after 102000 h service, magnification 400 x Microhardness in the pearlite grains was MICROSTRUCTURE AND MECHANICAL PROPERTIES The effects of silicon and vanadium additions on the mechanical properties and microstructures of PM alloy steels have been investigated. It has been demonstrated that the addition of these two elements increases the strength in both the sintered and heat treated conditions. With a pearlitic microstructure silicon strengthens the pearlite by

MICROSTRUCTURE AND MECHANICAL PROPERTIES

a bainitic microstructure in a PM steel that exhibits a high level of strength and toughness with acceptable ductility. The study focuses on alloy composition and attendant mechanical properties and microstructure. In addition, processing routes to achieve bainitic and mixed MICROSTRUCTURE AND MECHANICAL PROPERTIES microstructure and mechanical properties have become critical parameters for microelectronics reliability. Thorough reliability and compatibility tests are required to integrate new low-K dielectric materials and novel interconnects (Cu). For most reliability tests, knowledge of the thin film constitutive mechanical behavior is required.

Mechanical properties and microstructure characterization

@article{osti_1564234, title = {Mechanical properties and microstructure characterization of Eurofer97 steel variants in EUROfusion program}, author = {Chen, Xiang and Bhattacharya, Arunodaya and Sokolov, Mikhail A. and Clowers, Logan N. and Yamamoto, Yukinori and Graening, Tim and Linton, Kory D. and Katoh, Yutai and Rieth, Michael}, abstractNote = {Under the framework of EUROfusion, we Mechanical properties and microstructure characterization @article{osti_1564234, title = {Mechanical properties and microstructure characterization of Eurofer97 steel variants in EUROfusion program}, author = {Chen, Xiang and Bhattacharya, Arunodaya and Sokolov, Mikhail A. and Clowers, Logan N. and Yamamoto, Yukinori and Graening, Tim and Linton, Kory D. and Katoh, Yutai and Rieth, Michael}, abstractNote = {Under the framework of EUROfusion, we

Mechanical properties and microstructure of potato

Mechanical properties and microstructure of potato peels Li Junweia,b,c, Ma Yunhai a,c, Tong Jin , Ma Zichaod, Wang Lidonga,c, and Yu Jiangtaoa,c aKey Laboratory of Bionic Engineering, Ministry of Education, Jilin University, Changchun, China; bCollege of Mechanical and Electrical Engineering, Shihezi University, Shihezi, China; cCollege of Biology and Agricultural Microstructure and Mechanical Properties of (TiZrHf) 50 Jul 26, 2019 · The microstructure and mechanical properties of pseudo-binary (TiZrHf)50(NiCoCu)50 high entropy alloys (HEAs) with B2 matrix were investigated in this study. The studied HEAs includes Ti40Zr10Ni40Co5Cu5, Ti30Zr20Ni30Co10Cu10, Ti25Zr25Ni16.67Co16.67Cu16.67, Ti30Zr10Hf10Ni30Co10Cu10, Ti20Zr15Hf15Ni20Co15Cu15, and

Microstructure and Mechanical Properties of 34CrMo4

Microstructure and Mechanical Properties of 34CrMo4 Steel for Gas Cylinders Formed by Hot Drawing and Flow Forming 1. Introduction. Gas cylinders are widely used to store and transport clean energy, such as compressed natural gas 2. Materials and Methods. The billet used in this research was a Microstructure and Mechanical Properties of 34CrMo4 materials Article Microstructure and Mechanical Properties of 34CrMo4 Steel for Gas Cylinders Formed by Hot Drawing and Flow Forming Yuebing Li 1,2, Wei Fang 1, Chuanyang Lu 1, Zengliang Gao 1,2,* , Xiakang Ma 3, Weiya Jin 1,2, Yufeng Ye 4,5 and Fenghuai Wang 4,5 1 Institute of Process Equipment and Control Engineering, Zhejiang University of Technology, Hangzhou 310032, China;

Microstructure and Mechanical Properties of Cold Drawn

Jul 24, 2019 · Ti36Nb2Ta3Zr0.35O (TNTZO) alloy is an excellent candidate for biomedical applications. In this study, a new method combining cold-swaging and cold-drawing was used to fabricate the TNTZO alloy wires with 0.3 mm diameter for orthodontic applications. The microstructure and mechanical properties of cold-drawn and annealed TNTZO wires (referred to as TNTZO0.3 and Microstructure and Mechanical Properties of High Feb 21, 2013 · Two-phase titanium alloys constitute very important group of structural materials used in aerospace applications [1-3].Microstructure of these alloys can be varied significantly in the processes of plastic working and heat treatment allowing for fitting their mechanical properties including fatigue behaviour to the specific requirements [4-6].The main types of microstructure are (1) lamellar

Microstructure and Mechanical Properties of High

Figure 4. Martensitic microstructure of Ti-6Al-2Mo-2Cr alloy after cooling from 1050ºC at a rate of 48°C s-1 (LMDIC micrograph). The important parameters for a lamellar microstructure with respect to mechanical properties of the alloy are the -grain size, size of the colonies of -phase lamellae, thickness of the - Microstructure and Mechanical Properties of High Figure 4. Martensitic microstructure of Ti-6Al-2Mo-2Cr alloy after cooling from 1050ºC at a rate of 48°C s-1 (LMDIC micrograph). The important parameters for a lamellar microstructure with respect to mechanical properties of the alloy are the -grain size, size of the colonies of -phase lamellae, thickness of the -

Microstructure and mechanical properties of 2219

Oct 01, 2020 · The present study focuses on the fabrication of 2219 aluminum alloy components using double-electrode gas metal arc (DE-GMA) based additive manufacturing (AM) capable of reducing deposition heat input while maintaining high deposition rates, and how the microstructure and mechanical properties of as-built parts are affected by the bypass current ratio which is a key factor Microstructure and mechanical properties of Al-Mg-Li-Sc The microstructure and mechanical properties of the alloy in the thermo-mechanical and aging treatment processes were investigated. The precipitates in different aging states were characterized by transmission electron microscopy (TEM). The fracture mode was observed by scanning electron microscopy (SEM) and the fracture mechanism were analyzed.

Microstructure and mechanical properties of chromium

Jan 31, 2011 · Microstructure and mechanical properties of chromium oxide coatings - Volume 22 Issue 12 - Xiaolu Pang, Kewei Gao, Alex A. Volinsky Microstructure and mechanical properties of titanium @misc{etde_559641, title = {Microstructure and mechanical properties of titanium castings} author = {Wegmann, G, Albrecht, J, Luetjering, G, Folkers, K -D, and Liesner, C} abstractNote = {Precision casting is an attractive method for the net shape production of parts, particularly interesting for expensive alloys like titanium. This paper investigates the possibilities to improve the

Microstructure evolution and mechanical properties of Mg

The microstructure evolution and mechanical properties of Mg10Gd3Y x Zn0.6Zr (x = 0.5, 1, and 1.5 wt%) alloys in the as-cast, solution-treated, and peak-aged conditions have been investigated systematically. The results indicate that the microstructure of the as-cast alloy with 0.5% Zn consists of -Mg, (Mg,Zn) 3 RE and Mg 24 (RE,Zn) 5 phases, while the alloy with 1.0 and 1.5% Zn Phase transformations and mechanical properties of May 01, 2019 · Abstract. Precipitation hardening ferritic pearlitic (PHFP) grade 34CrMo4 steel is subjected to thermomechanical processing (TMP) for e = 0.2, e = 0.4 and e = 0.6 followed by furnace-, natural air- and forced air- cooling. Optical microscopy revealed the ASTM grain size number to change from 6 for the starting sample to 56 for the furnace cooled, 78 for natural air cooled and 89

Phase transformations and mechanical properties of

all these factors on the achieved properties as discussed below. 3.1. Optical microscopy of 34CrMo4 steel Microstructure of 34CrMo4 before (e ¼ 0.0) and after thermo-mechanical processing at 1050 C for e ¼0.2, e 0.4 and e 0.6 and cooling with three different rate i.e. furnace-, natural air- and forced air cooling are shown in Fig. 2. Microstructure and Mechanical Properties of 34CrMo4 Steel Apr 25, 2019 · It is found that the mechanical properties of the 34CrMo4 steel gas cylinders were significantly improved after hot drawing and flow forming plus a designed heat treatment, compared with the base material.

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