Lisebelisoa tse 9 tsa cr2mo bakeng sa tšepe e tloaelehileng ea Cr2 e sebelisoang haholo indastering ho etsa mochini o batang ka rolara ea metsi a batang le punch joalo-joalo empa ba bangata ba re ha ba tsebe ka mokhoa oa kalafo oa mocheso oa 9 cr2mo, kahoo mona haholo-holo. ho bua ka 9 cr2mo mokhoa oa phekolo ea mocheso, tšepo ea ho ba spheroidizing annealing: 1 790 ~ 810 futhumatsang, isothermal, 650 ~ 670, 500 ho tloha moeeng o pholileng; 2 quenching: mocheso o futhumatsang = 880 ~ 900, ho tima pholileng: ho ea ka mefuta e fapaneng ea forgings. le litlhoko tse fapaneng, seaplane se phodileng joalo ka metsi PAG quenching mokelikeli oli ka sebelisoa.
Tlhokomeliso: The forgings ke tse tloaelehileng tsa Cr2 cold roll steel.
3 Mocheso oa ntlha ea bohlokoa (boleng bo hakanyetsoang):Ac1 =740 C Ar1 =700 C Accm :850 C 4 Litlhaloso tse tloaelehileng tsa Softening bakeng sa sekoahelo se batang820 10) C 3 ~ 4h, ka sekhahla sa tsidifatso sa.15 C/h, sebopi se pholile butle ho ea ho 650 C, 5 e hatelitsoeng ka serame e se na letho ho tloha ka ontong e pholileng ho ea ho lintlha tse bonolo tsa spindle-spindled.820 10) C 3 ~ 4h, (720 10) C 6 ~ 8h, ebe ka sebōpi se pholile butle-butle ho 600 C, Tlhaloso ea ho tloaeleha: mocheso o tloaelehileng 900 ~ 920 C, boima 302-388HBW 7 Batch isothermal spheroidizing0 Annealing ~ 79 810 C 2 ~ 3h, pholileng ea sebōpi, 7O0-720 C 3 ~ 4h, hardness 217HBW, Pearlitic tissue grade 2-5,Tlhaloso ea ho tima le ho futhumatsa ha 8 forgings ea mesh carbide sehlopheng sa 2 1. Mocheso oa ho tima 830-850 C, boima ba 830-850 C 62-65 HRC, tempering mocheso 130-150 C, boima 62-65 HRC 2. Ho tima mocheso 840-860 C, boima 61-63 HRC, tempering mocheso 150-170 C, boima 60-62HRC.
Nako ea poso: Aug-04-2020