Tasirin jiyya na cryogenic akan kaddarorin inji na simintin carbide

The inji Properties nasiminti carbidean fi nunawa a cikin taurin, ƙarfin sassauci, ƙarfin matsawa, ƙarfin tasiri, ƙarfin gajiya, da dai sauransu.

Ko maganin cryogenic zai iya inganta kayan aikin injiniya na simintin carbide shine mafi mahimmancin magana game da tasirin fasahar jiyya na cryogenic.Liu Yajun et al.An gudanar da maganin cryogenic akan YW1carbide ruwan wukake.Sakamakon ya nuna cewa bayan maganin cryogenic, microhardness na wannan alamarcarbideruwan wukake ya karu daga 1764HV zuwa 2263.7HV, kuma taurin Rockwell ya karu daga 90HRA zuwa 92HRA.Jiang et al.sanya YG8 cemented carbide a cikin ƙananan yanayin zafi na 77K don maganin cryogenic kuma ya gano cewa taurinsa da ƙarfinsa ya karu da 4.9% da 10.1% bi da bi.

Chen Zhenhua et al.Har ila yau, samu irin wannan sakamakon bayan cryogenic jiyya na wannan sa nasiminti carbide.Zhang Pingping ya sanya YG6X simintin siminti mai kyau a cikin akwatin cryogenic don maganin cryogenic kuma ya gano cewa ƙarfin lanƙwasa da ƙarfinsa ya karu da 7.6% da 10.8% bi da bi.Chen Hongwei ya riga ya sanyayaYG15 cemented carbidesa'an nan kuma a nutsar da shi a cikin ruwa nitrogen don maganin cryogenic.Sakamakon ya nuna cewa idan aka kwatanta da kafin maganin cryogenic, ƙarfin lanƙwasaYG15 cemented carbideya canza zuwa +5.19%.Bugu da kari, akwai kuma rahotanni game da cryogenic magani inganta inji Properties kamar tasiri tauri da gajiya ƙarfi nasiminti carbide.A halin yanzu, binciken masana na cikin gida da na waje game da kaddarorin inji na siminti carbide bayan maganin cryogenic ya fi mayar da hankali kan abubuwa biyu: taurin (ciki har da taurin Rockwell da taurin Vickers) da kuma ƙarfin sassauƙa.Matsayin bambancin aiki yana da babban tasiri.Figures 1 da 2 sun taƙaita canje-canje a cikin tauri da ƙarfin sassauƙa na WC-Co cemented carbide tare da abun ciki na Co bayan jiyya na cryogenic, kuma ana tattauna yanayin canjin canjin su.