European Journal of Materials Science and Engineering最新文献

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On the effect of building platform material on laser-powder bed fusion of a Ni-base superalloy HAYNES® 282® 构建平台材料对ni基高温合金HAYNES®282®激光粉末床熔合的影响
European Journal of Materials Science and Engineering Pub Date : 2022-10-01 DOI: 10.1080/26889277.2022.2132016
A. S. Shaikh, F. Schulz, Kevin Minet-Lallemand, E. Hryha
{"title":"On the effect of building platform material on laser-powder bed fusion of a Ni-base superalloy HAYNES® 282®","authors":"A. S. Shaikh, F. Schulz, Kevin Minet-Lallemand, E. Hryha","doi":"10.1080/26889277.2022.2132016","DOIUrl":"https://doi.org/10.1080/26889277.2022.2132016","url":null,"abstract":"","PeriodicalId":32608,"journal":{"name":"European Journal of Materials Science and Engineering","volume":"2 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73024735","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
ASPECTS REGARDING THE CONCEPTION, DESIGN AND CONSTRUCTION OF RECUPERATIVE BURNERS 关于回热燃烧器的概念、设计和构造的几个方面
European Journal of Materials Science and Engineering Pub Date : 2022-09-20 DOI: 10.36868/ejmse.2022.07.03.153
Dumitru Deonise, A. Ioana, L. Paunescu, M. Pollifroni, Florin-Stefan Petcu, Ionela Luminita Canuta
{"title":"ASPECTS REGARDING THE CONCEPTION, DESIGN AND CONSTRUCTION OF RECUPERATIVE BURNERS","authors":"Dumitru Deonise, A. Ioana, L. Paunescu, M. Pollifroni, Florin-Stefan Petcu, Ionela Luminita Canuta","doi":"10.36868/ejmse.2022.07.03.153","DOIUrl":"https://doi.org/10.36868/ejmse.2022.07.03.153","url":null,"abstract":"This article presents the main aspects of the conception, design and construction of self-designed recuperative burners. The starting point of the article is the operating principle of this specific type of combustion plant. This operating principle is based on the preheating of the combustor (combustion air) by taking over an important part of the enthalpy of its own combustion gases. Based on this principle, the recuperative burner of our own design has an energy efficiency that consists in reducing the specific consumption of fuel (natural gas) by about 25-35%. Also, the use of this specific type of combustion plant provides other functional advantages such as: a higher temperature in the hearth (due to a complete combustion), reduction of technological cycle times for the realization of various processes. The article also presents some functional parameters of a type-dimensional range of recuperative burners of our own design.","PeriodicalId":32608,"journal":{"name":"European Journal of Materials Science and Engineering","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-09-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41659613","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
EFFECT OF THE DIFFERENT SPEED COMPRESSION ON THE MECHANICAL BEHAVIOUR OF ALUMINIUM FOAM 不同压缩速度对泡沫铝力学性能的影响
European Journal of Materials Science and Engineering Pub Date : 2022-09-20 DOI: 10.36868/ejmse.2022.07.03.183
J. Kertész, T. Kovács, M. File, Z. Géresi
{"title":"EFFECT OF THE DIFFERENT SPEED COMPRESSION ON THE MECHANICAL BEHAVIOUR OF ALUMINIUM FOAM","authors":"J. Kertész, T. Kovács, M. File, Z. Géresi","doi":"10.36868/ejmse.2022.07.03.183","DOIUrl":"https://doi.org/10.36868/ejmse.2022.07.03.183","url":null,"abstract":"The research is focusing on the improvement of vehicle impact safety considering the mass optimization problem. The application of aluminium foam in the vehicle industry is not a novelty. The crumple parts integrated with metal foam can be one of the better solutions to improve the impact energy-absorbing capacity of the vehicles. However, it is very important that the absorber can hold the mechanical behaviour under low and high-speed impact loads. The present study represents the mechanical behaviour and energy-absorbing efficiency of closed-cell aluminium foam investigated by different compression speeds. The investigation reveals the nexus of the impact speed and the amount of absorbed energy by the foam.","PeriodicalId":32608,"journal":{"name":"European Journal of Materials Science and Engineering","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-09-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41365529","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
SYNERGETIC EFFECT OF A DRAG REDUCER AND PIPELINE INTERNAL COATING ON CAPACITY ENHANCEMENT IN OIL AND GAS PIPELINES: A CASE STUDY 减阻剂与管道内涂层对提高油气管道输送能力的协同作用研究
European Journal of Materials Science and Engineering Pub Date : 2022-09-20 DOI: 10.36868/ejmse.2022.07.03.195
Mavis Sika Okyere, L. Damoah, E. Nyankson, D. Konadu
{"title":"SYNERGETIC EFFECT OF A DRAG REDUCER AND PIPELINE INTERNAL COATING ON CAPACITY ENHANCEMENT IN OIL AND GAS PIPELINES: A CASE STUDY","authors":"Mavis Sika Okyere, L. Damoah, E. Nyankson, D. Konadu","doi":"10.36868/ejmse.2022.07.03.195","DOIUrl":"https://doi.org/10.36868/ejmse.2022.07.03.195","url":null,"abstract":"A case study of a 20-inch diameter gas transmission pipeline assesses theoretically how the synergetic use of pipeline internal coating and drag reducing agent increases the flow rate of a pipeline and its impact on the pipe internal friction. The American Gas Association (AGA) equation and Modified Colebrook-White equations were both used to estimate the capacity of the pipeline in its existing state, after internally coating and after injecting a drag reducing agent in the internally coated pipeline. By means of both AGA equations and Modified Colebrook–White equations, it was observed that Internal coating with surface roughness of 0.0045mm can increase the pipeline capacity (flowrate) by up to 22% for gas pipeline systems. Also, the synergetic use of a pipeline internal coating such as polyamide epoxy or solvent free epoxy and a Polyacrylamide drag reducing agent can increase the pipeline capacity (throughput) above 115.53% for GNGC gas pipeline systems. The analysis shows that synergetic use of internal coatings and drag reducers increases the capacity of gas pipelines and is economically justified with a typical payback period of three years.","PeriodicalId":32608,"journal":{"name":"European Journal of Materials Science and Engineering","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-09-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"46364025","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
EFFECT OF ANTIMONY ON THE WEAR RESISTANCE AND IMPACT TOUGHNESS OF CARBIDIC AUSTEMPERED DUCTILE IRON (CADI) 锑对碳化物等温球铁(cadi)耐磨性和冲击韧性的影响
European Journal of Materials Science and Engineering Pub Date : 2022-09-20 DOI: 10.36868/ejmse.2022.07.03.157
B. Adeiza, Richard Balthi Msheli̇a, A. Adebayo
{"title":"EFFECT OF ANTIMONY ON THE WEAR RESISTANCE AND IMPACT TOUGHNESS OF CARBIDIC AUSTEMPERED DUCTILE IRON (CADI)","authors":"B. Adeiza, Richard Balthi Msheli̇a, A. Adebayo","doi":"10.36868/ejmse.2022.07.03.157","DOIUrl":"https://doi.org/10.36868/ejmse.2022.07.03.157","url":null,"abstract":"This work investigated the effect of antimony on the impact toughness and wear resistance of carbidic austempered ductile iron (CADI). Six alloys with a carbon equivalent value of 4.44 (hyper-eutectic composition) were used to evaluate the produced CADI, with antimony content ranging from 0.096 to 0.48 wt. %. The produced carbidic ductile irons (CDI) were heated to austenitic temperature of 910oC and held for 1 hour, then austempered at temperature of 325oC and held at different times (1-3 hours) to obtain carbidic austempered irons. Microstructural characterization was then carried out. The wear resistance was evaluated using a wear tester, it was noted that the wear resistance values of the CADI ranged from 2.35E8 cm-2 to 3.74E9 cm-2. The impact toughness of the CADI was determined using Charpy method, the results obtained ranged from 46.5 – 55J. It was observed that the as-cast CDI has graphite nodules, blocky carbides with a pearlitic matrix, the samples with antimony addition had granular carbides, the heat-treated samples had their matrix transformed to ausferrite while other structures remained unchanged. Sample with antimony content of 0.288 wt. % has the highest wear resistance value while sample with 0.096 wt. % has the best impact toughness value.","PeriodicalId":32608,"journal":{"name":"European Journal of Materials Science and Engineering","volume":"8 5","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-09-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41270140","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
UTILIZATION OF USED TIRES AND LDPE (LOW-DENSITY POLYETHYLENE) PLASTIC WASTE AS BASIC MATERIALS FOR CONCRETE BRICK 废旧轮胎和低密度聚乙烯塑料废料作为混凝土砖基础材料的利用
European Journal of Materials Science and Engineering Pub Date : 2022-09-20 DOI: 10.36868/ejmse.2022.07.03.211
E. H. Utomo, Yucca Marintan Rosemary, Carmello Yovan Gratito
{"title":"UTILIZATION OF USED TIRES AND LDPE (LOW-DENSITY POLYETHYLENE) PLASTIC WASTE AS BASIC MATERIALS FOR CONCRETE BRICK","authors":"E. H. Utomo, Yucca Marintan Rosemary, Carmello Yovan Gratito","doi":"10.36868/ejmse.2022.07.03.211","DOIUrl":"https://doi.org/10.36868/ejmse.2022.07.03.211","url":null,"abstract":"Tires and LDPE plastic wastes are wastes that are non-biodegradable and require further processing to decompose. If it is not processed, it will pollute the environment and disrupt the life of various organisms. Tires and LDPE plastic waste can, however, be used as a mixture for making concrete bricks that contribute best in building infrastructure development by applying the principle of recycling. The addition of a mixture of used tire waste and LDPE plastic waste is useful for improving the physical properties and pavement content of concrete bricks and preventing the depletion of natural resources, achieving an Eco-Friendly program and making the cost of concrete bricks relatively cheaper. Concrete bricks are made with a mixture of used tire waste and LDPE plastic waste with 6 samples of different compositions. The quality of concrete brick is seen from three aspects, namely density, porosity and water absorption. The best quality of concrete bricks was obtained in sample 6 with a composition of 750 grams of used tire powder, 750 grams of LDPE plastic waste, 500 grams of coarse aggregate, 200 grams of cement and 750 ml of oil to obtain a density of 1129.252/1280, 864 kg/m³, 0.5% porosity, 0.434 % water absorption. The results showed that the addition of a mixture of used tire waste and LDPE plastic waste resulted in better quality concrete bricks achieved by increasing the density of concrete bricks and reducing the porosity and water absorption values produced","PeriodicalId":32608,"journal":{"name":"European Journal of Materials Science and Engineering","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-09-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"46267975","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
FUNCTIONALLY GRADED POROUS MATERIAL FOR PLATES WITH COMPLEX CUTOUTS AND FINITE ELEMENT MODELING FOR FREE VIBRATION BEHAVIOR 具有复杂切口的板的功能梯度多孔材料和自由振动行为的有限元建模
European Journal of Materials Science and Engineering Pub Date : 2022-09-20 DOI: 10.36868/ejmse.2022.07.03.169
Lan Hoang TON THAT
{"title":"FUNCTIONALLY GRADED POROUS MATERIAL FOR PLATES WITH COMPLEX CUTOUTS AND FINITE ELEMENT MODELING FOR FREE VIBRATION BEHAVIOR","authors":"Lan Hoang TON THAT","doi":"10.36868/ejmse.2022.07.03.169","DOIUrl":"https://doi.org/10.36868/ejmse.2022.07.03.169","url":null,"abstract":"The free vibration behaviors of functionally graded porous plates with complex cutouts are investigated according to a novel C0 type high order shear deformation theory. Both the effect of normal and shear strains are included in this theory as well as shear correction factor is not needed in it. Numerical results have been presented and compared with those available in the literatures. The influences of some parameters like porosity factor and the exponent graded are also studied in this paper. Some new results are finally presented as benchmark for further validation in the future.","PeriodicalId":32608,"journal":{"name":"European Journal of Materials Science and Engineering","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-09-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"44068563","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Topological aspects in the microstructural evolution of AA6082 during hot plastic deformation 热塑性变形过程中AA6082微观组织演变的拓扑方面
European Journal of Materials Science and Engineering Pub Date : 2022-09-16 DOI: 10.1080/26889277.2022.2125350
R. Buzolin, F. Krumphals, M. Poletti
{"title":"Topological aspects in the microstructural evolution of AA6082 during hot plastic deformation","authors":"R. Buzolin, F. Krumphals, M. Poletti","doi":"10.1080/26889277.2022.2125350","DOIUrl":"https://doi.org/10.1080/26889277.2022.2125350","url":null,"abstract":"","PeriodicalId":32608,"journal":{"name":"European Journal of Materials Science and Engineering","volume":"6 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-09-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"88874146","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Creep strength boosted by a high-density of stable nanoprecipitates in high-chromium steels 高铬钢中高密度稳定的纳米沉淀物提高了蠕变强度
European Journal of Materials Science and Engineering Pub Date : 2022-08-25 DOI: 10.1080/26889277.2022.2118082
J. Vivas, D. De-Castro, J. Poplawsky, E. Altstadt, M. Houska, E. Urones-Garrote, D. San-Martín, F. Caballero, M. Serrano, C. Capdevila
{"title":"Creep strength boosted by a high-density of stable nanoprecipitates in high-chromium steels","authors":"J. Vivas, D. De-Castro, J. Poplawsky, E. Altstadt, M. Houska, E. Urones-Garrote, D. San-Martín, F. Caballero, M. Serrano, C. Capdevila","doi":"10.1080/26889277.2022.2118082","DOIUrl":"https://doi.org/10.1080/26889277.2022.2118082","url":null,"abstract":"There is a need worldwide to develop materials for advanced power plants with steam temperatures of 700 ºC and above that will achieve long-term creep-rupture strength and low CO 2 emissions. The creep resistance of actual 9-12Cr steels is not enough to fulfil the engineering requirements above 600 ºC. In this paper, the authors report their advances in the improvement of creep properties of this type of steels by the","PeriodicalId":32608,"journal":{"name":"European Journal of Materials Science and Engineering","volume":"1 11","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-08-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72609460","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Copper alloys for Additive Manufacturing: Laser Powder Bed Fusion (LPBF) of CuCr1Zr by using a Green qcw-Laser 增材制造用铜合金:绿色qcw激光粉末床熔覆CuCr1Zr
European Journal of Materials Science and Engineering Pub Date : 2022-08-22 DOI: 10.1080/26889277.2022.2115945
Heinrich von Lintel, Ekaterina Evsiutkina, C. Haase, U. Krupp, K. Jahns
{"title":"Copper alloys for Additive Manufacturing: Laser Powder Bed Fusion (LPBF) of CuCr1Zr by using a Green qcw-Laser","authors":"Heinrich von Lintel, Ekaterina Evsiutkina, C. Haase, U. Krupp, K. Jahns","doi":"10.1080/26889277.2022.2115945","DOIUrl":"https://doi.org/10.1080/26889277.2022.2115945","url":null,"abstract":"","PeriodicalId":32608,"journal":{"name":"European Journal of Materials Science and Engineering","volume":"11 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-08-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74252900","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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