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pro vyhledávání: '"Defu Nie"'
Experimental studies were conducted on the dynamic fracture behavior of AISI 5140 steel over a wide range of loading rates. True stress-strain relations of the steel were measured under different strain rates, and a dynamic constitutive model was the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4af97a0bf99f522348051e35c08f91e0
https://doi.org/10.22541/au.159284844.42262252
https://doi.org/10.22541/au.159284844.42262252
Publikováno v:
Materials at High Temperatures. 33:98-104
Microstructure evolution due to carburising of a 25Cr35NiNb+MA ethylene pyrolysis furnace tube was investigated after service for approximately 4 years. The microstructure of 25Cr35NiNb+MA alloy was examined by X-ray diffraction (XRD), field emission
Publikováno v:
International Journal of Fatigue. 82:371-378
The scatter behavior of fatigue strength for 17-4 PH stainless steel (JIS SUS630, equivalent to ASTM-A563 Grade 630), which exhibited a duplex S–N curve, was investigated. It was found that the fatigue strength scatter of the SUS630 at 10 6 and 10
Publikováno v:
Engineering Failure Analysis. 110:104407
Publikováno v:
Journal of Pressure Vessel Technology. 140
Fracture behavior of a high-pressure vessel for food processing under monotonic and fatigue loadings was investigated by conducting both experiments and finite element analysis (FEA) based on abaqus and zencrack software. Finite element analysis resu
Publikováno v:
Acta Mechanica Solida Sinica. 26:584-591
The fatigue life prediction of high strength steel SUS 630 (H900) under high cycle loading is conducted with consideration of a characteristic fatigue length of material. Based on the Wohler curve of smooth materials, a modified method for fatigue li
Publikováno v:
Volume 6A: Materials and Fabrication.
Carburization phenomena of the ethylene pyrolysis furnace tube made of 25Cr35NiNb alloy was investigated after service for approximate 30,000h in a petrochemical plant. Three different zones, namely oxidation zone, carburization zone and aging produc
Autor:
Yoshiharu Mutoh, Defu Nie
Publikováno v:
Journal of Pressure Vessel Technology. 135
The experimentally obtained fatigue limit of high strength steel is generally a value reduced by inherent flaws, and such a value does not characterize the resistance of the matrix of high strength steel to cyclic loading. To investigate the fatigue
Autor:
Defu Nie, Yoshiharu Mutoh
Publikováno v:
Volume 6: Materials and Fabrication, Parts A and B.
The experimentally obtained fatigue limit of high strength steel is generally a value reduced by inherent flaws, which does not characterize the resistance of high strength steel matrix to cyclic loading. To investigate the fatigue limit of matrix, f
Publikováno v:
Journal of Pressure Vessel Technology; Dec2015, Vol. 137 Issue 6, p1-11, 11p