The high-temperature oxidation behavior of the specimen was tested at 750,850 and 950 °C for 72 h in air using a thermobalance.The element distribution,phase composition,and morphology of the aluminide layer and the oxide scale were characterized by OM,XRD and SEM/EDX.After hot-dip treatment,the coating layers consisted of three phases,where Al,FeAl 3,and Fe 2 Al 5 were detected from external results for this questionHow does crystal structure affect high temperature oxidation?How does crystal structure affect high temperature oxidation?Effect of crystal structure from fcc to bcc and hcp on the role of hightemperature oxidation is described briefly.Simultaneously,the effect of grain size of these metals and grain boundary displacement during oxidation process are described very clearly.HighTemperature Oxidation of Metals IntechOpen results for this questionWhat is the isothermal oxidation behavior of stainless steel?What is the isothermal oxidation behavior of stainless steel?The isothermal oxidation behavior of 17Cr-0.85Si-0.5Nb-1.2Cu ferritic stainless steel in air was studied from 850°C to 1050°C by analyzing its weight gain after oxidation.High-Temperature Oxidation Behavior of a Cu-Bearing 17Cr
COMPOSITIONAL AND STRUCTUAL EFFECTS ON THE HIGH-TEMPERATURE OXIDATION AND HOT CORROSION BEHAVIOR OF MCrAlY COATING COMPOSITIONS AT 900 by Lingpeng Chen B.S.in Metallurgical Science and Engineering,Central South University,2013 Submitted to the Graduate Faculty of Swanson School of Engineering in partial fulfillmentAuthor Chong Li,Xiaojing Xu,Saifu Wang,Vitus Mwinteribo Tabie,Song Yang,Tianci Zhang,Yangguang LiuPublish Year 2019The Effect of Silicon on the High Temperature Oxidation The high temperature oxidation was conducted at 1150°C in air at a owrate of 2.1 standard liters per minute (sL/min),corresponding to a linear velocity of 6cm/s.Flowrate was measured with a variable-area owmeter.Ve-locities higher than 4.2cm/s supply enough oxygen so that after an initial period,iron cation diffusion in the oxide con-
0Cr18Ni10Ti stainless steel was coated by hot-dipping in a molten aluminum bath,and then diffusing annealing at 950°C for 2h.The high temperature isothermal oxidation behaviors of the hot-dipped aluminized steel and 0Cr18Ni10Ti steel were tested at 900 °C for 24h using Thermo gravimetric analyzer.The high temperature cyclic oxidation behaviors of the hot-dipped aluminized steel and Author Jin Lou,Cheng Xiang RuanPublish Year 2014People also askWhat are the effects of high-temperature oxidation?What are the effects of high-temperature oxidation?This chapter explains the brief understanding of the hightemperature oxidation of pure metals such as iron,steel and zinc.Effect of crystal structure from fcc to bcc and hcp on the role of hightemperature oxidation is described briefly.HighTemperature Oxidation of Metals IntechOpenAuthor Juan Li,Huaying Li,Guanghui Zhao,Cunlong Zhou,Lifeng Ma,Haitao LiuPublish Year 2020High-Temperature Oxidation Behavior of NiCoCrAlYJan 19,2021·When the temperature is higher than 800 °C,the oxidation becomes severe.Therefore,the high-temperature oxidation behavior tests were carried out in a box-type resistance furnace at 750 °C,850 °C,and 950 °C.The coated and uncoated substrates were subjected to
Jun 25,2020·Antibacterial austenitic stainless steel containing steel is emerging as an interesting biomaterial.To study the evolution of oxide scale of steel-containing austenitic stainless steel and the influence of steel on the oxidation behavior of austenitic stainless steel,a series of experiments was carried out in this paper.Samples of 304L steel and 4.35%Cu-304L steel were heated to high Cited by 11Publish Year 2013Author YoungHoon Seong,Seung Jun Lee,Do Kyung KimHigh temperature oxidation and interdiffusion behavior of Oct 01,2020·A NiCoCrAlY coating that has been oxidized at high temperature is removed by electrochemical stripping. The recoated coating exhibits lower oxidation rate,but is more likely to spall off during cyclic oxidation. Elements interdiffusion with the alloy substrate causes the difference in oxidation behavior.Cited by 12Publish Year 2007Author Bryan A.Webler,Seetharaman SridharHigh-temperature oxidation and hot corrosion behavior of May 29,2019·High-temperature oxidation and hot corrosion experiments were carried out to investigate the high-temperature oxidation and hot corrosion resistance.The results indicate that the oxidation mass gain of Cr-modified aluminide coating is 0.413 mg cm 2 ,which is 56.25% lighter than that of the substrate and 25.72% lighter than the simple
The oxidation behaviors of ZrB2 30 vol% SiC composites were investigated at 1500°C in air and under reducing conditions with oxygen partial pressures of 104 and 108 Pa,respectively.The oxidation Cited by 158Publish Year 2006Author Chaur-Jeng Wang,Shih-Ming ChenThe High Temperature Oxidation Behavior of Hot-Dip The result of high temperature oxidation test showed that oxidation curves of hot-dipped aluminized steel and GH169 followed parabolic law at 900 °C for 100h and the hot-dipped aluminum present more excellent anti-oxidation.A dense film formed on GH169 mainly composed of Cr 2 O 3 and TiO 2 while on hot-dipped aluminized steel is Al 2 O 3.Cited by 158Publish Year 2006Author Chaur-Jeng Wang,Shih-Ming ChenThe High Temperature Oxidation Behavior of Hot-Dipping The high temperature isothermal oxidation behaviors of the hot-dipped aluminized steel and 0Cr18Ni10Ti steel were tested at 900 °C for 100h using resistance furnace.Morphology,and phase composition,element distribution of the oxide scale were characterized by XRD,SEM and EDS.
ance.Therefore understanding the oxidation behavior of steels and spallation behavior of the oxide scale during hot-rolling and controlled scale removal processes are some of the most important issues in the steel making industry.The oxide scale formed during the high temperature process is usually removed from the steel surface by meansCited by 1Publish Year 2014Author Jin Lou,Jie Ke Wang,Yu Bin WangThe high-temperature oxidation behavior of hot-dipping Al In hot stamping,surface oxidation and surface decarburization occur on heating at a high temperature; therefore,it is mainly performed with Al-10%Si coating,which has an excellent oxidation Cited by 23Publish Year 2020Author Beilin Ye,Tongqi Wen,Yanhui ChuhothotCompositional and structural effects on the high The hot-corrosion resistance of MCrAlY-based coatings relies on the formation of a continuous Al2O3 scale in the corrosive environment.Thus,an understanding of the compositional and microstructural factors affecting the high-temperature corrosion behavior of MCrAlY-based coatings is needed.
To avoid surface hot shortness of CMn steels containing arsenic and steel+arsenic,high temperature oxidation behavior of the steels were systematically investigated.The results showed that the presence of arsenic and steel+arsenic accelerated oxidation degree of CMn steel.Meanwhile,arsenic aloneCited by 2Publish Year 2020Author Jinlong Wang,Hongyan Ji,Minghui Chen,Zebin Bao,Shenglong Zhu,Fuhui WangEffects of Alloying Elements on High-Temperature Oxidation Jul 20,2011·High-Temperature Oxidation Behavior.The formation behavior of high-temperature oxides formed during hot rolling was investigated by TGA,and the results are shown in Figure 2.The weight gain resulting from the oxidation is not large up to about 130 minutes,after which the test temperature reaches 1533 K (1260 °C),and then increases abruptly during holding at 1533 K (1260 °C).Cited by 4Publish Year 2012Author Dae Jin Ha,Jong Seog Lee,Nack J.Kim,Nack J.Kim,Sunghak LeeThe High-Temperature Wear and Oxidation Behavior of CrC Sep 13,2017·For all three kinds of chromium carbide-based coatings,the precipitation of secondary carbides from the supersaturated matrix was observed during the heat treatment.For Cr 3 C 2 -25%NiCr coating annealed in hot steam environment as well as for Cr 3 C 2 -25%CoNiCrAlY coating in both environments,the inner carbide oxidation was recorded.The sliding wear resistance was found equal at room temperature,regardless of the matrix composition and content,while at elevated temperatures
Herein the hightemperature oxidation behavior of (Hf 0.2 Zr 0.2 Ta 0.2 Nb 0.2 Ti 0.2)C highentropy metal carbide (HEC1) was investigated at 15731773 K in air for 120 minutes.The results showed that HEC1 had good oxidation resistance and its oxidation obeyed a parabolic law at 15731673 K,while HEC1 was completely oxidized after isothermal oxidation at 1773 K for 60 minutes and thereby itsCited by 7Publish Year 2018Author árka Houdková,Zdenk esánek,Eva Smazalová,Frantiek LukáREACTIVE HOT PRESSING AND OXIDATION BEHAVIORReactive Hot Pressing and Oxidation Behavior of Hf-Based Ultra-High-Temperature Ceramics 219 particles.This result can be correlated with the chemical reaction at 1800 C yield HfB 2 and SiC and the large grains might be HfB2,and the others are HfB2 and SiC.As discussed above,during the reac-2 ) (,High-temperature oxidation and hot corrosion behavior of High-temperature oxidation and hot corrosion experiments were carried out to investigate the high-temperature oxidation and hot corrosion resistance.The results indicate that the oxidation mass gain of Cr-modified aluminide coating is 0.413 mg cm -2 ,which is 56.25% lighter than that of the substrate and 25.72% lighter than the simple-aluminized coating.
Nov 25,2010·High silicon ductile iron was coated by hot-dipping into an Al molten bath.The oxidation behavior of the aluminized alloy and the bare substrate was studied in air at 750 °C.The results showed that the coating layers consisted of three layers,in the sequence of Al,FeAl intermetallic and Si pile-up layers from the external topcoat to the substrate.Oxidation Behavior of High-Speed Steel Used for Hot Rolls ·This chapter explains the brief understanding of the hightemperature oxidation of pure metals such as iron,steel and zinc.Effect of crystal structure from fcc to bcc and hcp on the role of hightemperature oxidation is described briefly.Simultaneously,the effect of grain size of these metals and grain boundary displacement during oxidation process are described very clearly.Related searches for the high temperature oxidation behavihigh temperature oxidationoxidation temperature of steeloxidation temperature of steelsilver oxidation temperature12345Next
Oxidation behavior and effect of oxidation on the room-temperature flexural strength were investigated for ZrB210vol% SiC (ZB10S) and ZrB230vol% SiC (ZB30S) in air at 1500°C with times The high-temperature oxidation behavior of hot-dipping Al Jun 20,2006·During high-temperature oxidation,a sign of failure as the formation of spore-like oxidation nodules of dark color formed on the surface of the aluminide layer.Protrusion of iron oxide on the surface of coated specimen occurred after oxidation at 850 °C for 24 h as shown in Fig.1 (h).The role of Nb on the high temperature oxidation behavior Sep 01,2019·Increasing oxidation temperature is beneficial to Nb segregation and easy to form Laves phase.At high temperature,the precipitation of Laves phase occurs at the scale/alloy interface in Nb 0.25 alloy,which hinders the outward diffusion of active metal cations and improves the oxidation resistance.On the other hand,Laves phase inside the alloy becomes the channel for oxygen ion to