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WC-Co alloy in the α → ε martensitic phase transformation driving force and mechanism of phase change

) Within the period in the long tempering 1.0---1.2cal/g-at, (f) for the effective shear stress function, which with the material properties (such as E, G, crs, op,[link widoczny dla zalogowanych], etc.) hhhhh urn Summer / 1ou torsion bar ugly vase Stone Ring 1 United Kingdom WC-C. In a-e Ma carbide phase transformation driving force and phase transition mechanism of S ・ related to the case in high-stress, call (T) from the main ashamed to use. 3, quenching in a change machine j ? tears spoon shaft Gong system. References 4, after the long break tempered, rust transformation mechanism is mainly split twin stacking fault machine. This article is pure South Industrial ☆ under the guidance and assistance, hereby express appreciation. 1. B. E. V ~ rarrc ugly, x-Ray!) Ifference,[link widoczny dla zalogowanych], P2512. Xu Shunsheng, x ray diffraction of a 883 P4s into the sweet science. B. E. Warren; J, Appt, Physics32 (11) 1961. P24264. Xu Zuyao; Martensitic Transformation and Martensite, Pao65. Ta. Skinen; J. Meteliurgy7 (1978P1936.B, RoebUCk, HM10P5017. Of Spring Materials Science 15 (1979) 3298.P.G.Sheumon,[link widoczny dla zalogowanych], TransformarioninMetal,[link widoczny dla zalogowanych], P217ASTUDYONTHEDRIVINGFORCEOF a ? MARTENSITICpHe SETRANSFOR,. TCI, TINTHEWC-CoALLOYSANDITECH: NISHTHuan-ying, C1jshaInstituteoRailway) ABSF ! tACT: Tjlisp & pc0. nwiththechangeofbindingphaseCoin '] fadeYG20WC - Coaiioyd111 fma ~ _; neticcharacteristicsandx-rydiffractionpeakform, aSwellasthestress. ) ofdeformatio11.fault. increaseinprobability () oftwinfault; (4) width () ofextcsde (1faiiltbecomcSsma11cr, increaseinfaultenergy (); (5) themartensltlcphanehangeamount (V (?)) increase-+ decrease-+ increase ~ (6) thermalstressofWgrandecrease; (7) themartensitice-Cograingraduallybecomeslargeandcomplete, Basedontheaboveresults, thedrivingforceofol ÷ ? martensltlcphasetransfor ・ mationiscalculated,[link widoczny dla zalogowanych], anditsmechanismofphasetransformatloniSinvestigatcd ・ KEYWORDS: CementedCarbid., Martensite, PhaseTransformation, Dri ~ iagForceofPhaseTransformation, MechanismofPhaseTransformation ・

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