Quenching temperature chu a bul berah chuan high chromium cast iron-a wear resistant lining-a critical point a zirin an teh a ni.Subeutectoid steel chu AC3 aia sang 30~50 degree-a tihlum a ni tlangpui a, eutectoid steel leh hyperetectoid steel chu AC1 aiin 30~50 degree-ah a lum a, a then phei chuan ^ ~ 70 degree-ah ^ Steel chu AC3 aiin a hniam zawk a, chutah chuan steel chu he hun lai hian austenitized kim vek a ni lo va, ferrite thlak danglam loh thenkhat chu a awm a, quenching structure-ah chuan quenching structure-ah a awm reng a ni.Ferrite-a hardness chu a hniam a, chuvangin quenching hnua hardness chuan a mamawh a phuhruk thei lo a, mahse mechanical property dangte pawh a nghawng thei bawk.Subeutect chuan ac3 temperature, a ac3 chu a heated a, chu chu a ni Be significantly masser, chutiang chuan quenching hnua property te tichhe thei.eutectoid steel chu AC1 chungah 30 ~ 50℃ah a lum a .Quenching hnuah austenite particle awmsa tlemte chauh in vitro-ah hmuh a ni a, a structure chu lamelar martensite matrix sang tak nei, good wear resistances, good wear low brifiing leh briefness on the lamar martensite matrix. Hyperetectoid steel hi AC1 aiin a hniam thei lo, a chhan chu steel hi tun dinhmunah chuan austenitized a ni lo.Tun laiah chuan a lumna aia sang deuha a lum chuan pearlite chu austenite-ah a inthlak vek a, cementite tlemte chu austenite-ah a inthlak vek a ni.Austenite grains chu fine a ni a, carbon mass fraction chu a sang zawk, eutectoid-in a siam chhunzawm zel tur a ni.if the temperature cement, the secondary cement Austenite, chu chuan austenite grains a lo thang zel a, carbon concentration a pung zel a, chu chuan quenching deformation tendency a tipung ang a, quenching microstructure microcracks leh brittleness a thlen ang.Chutih rual chuan, austenite carbon tamna a tam avangin, residual austenite a pung a, quenching hnuah a harsa a, wear-resant-te chu a do thei bawk.
Chuvangin, hypereutectoid steel-a quenching heating temperature chu AC1 aia sang lutuk tur a ni lo va, fully austenitized ACM emaw a chung lam emaw temperature thlenga lum chu a dik lo zawk a ni.
