Khulupirirani kuti abwenzi ambiri onse anagula mpeni khitchini kapena kuona mpeni khitchini, koma kupanga khitchini mpeni zitsulo adzakhala osokonezeka, nkhaniyi ndi zabwino?
Kodi ichi ndi chiyani?
Ndi chitsulo chosapanga dzimbiri?
Kapena chitsulo?
Osadandaula, zopangira zing'onozing'ono zopangira zitsulo zoyamba za chrome (
cr）
, kusiyana pakati pa katundu wouma kwambiri wotsatira.
1, zitsulo zitatu za chrome: carbon (
C)
Adawerengedwa pa 0.
28 -
0.
35% yokhala ndi chromium (
Cr）
12.
8 -
13.
5% ya zosakaniza.
Pambuyo pochotsa mafuta, kuuma kumatha kufika 54 -
Mtengo wa 56HRC.
Zitsulo zopangira zida zachitsulo: zakuthwa, Yi Fu akupera, sikophweka dzimbiri.
2, 4 chrome chitsulo, carbon,
C)
Adawerengedwa pa 0.
35 -
0.
45% yokhala ndi chromium (
Cr）
12.
8 -
13.
5% molybdenum (
Mo）
0.
5% vanadium (
(五)
0.
3 -
0.
5% ya zosakaniza.
Kupanga pambuyo pakuwonjezeka kwa kutentha, kuuma kumatha kukhala mpaka 56 -
Mtengo wa 58HRC.
Zitsulo zopangira zida zachitsulo: zakuthwa kwambiri, dzimbiri komanso kulimba, zosavuta kuthyola, zabwino kwambiri, Yi Fu akupera tirigu.
3, 5 chrome chitsulo, carbon,
C)
0.
68 -
0.
75% yokhala ndi chromium (
Cr）
16.
7 -
17.
5% molybdenum (
Mo）
0.
5% ya zosakaniza monga;
Pambuyo pa chithandizo cha kuzimitsa mafuta, 58 - kuuma kungathe kupezedwa
Mtengo wa 60HRC.
Zitsulo zotsatizana zimakhala ndi: zolimba komanso zakuthwa, zolimba, dzimbiri komanso zolimba kwambiri.
