Dheecaan ciid ah oo lagu tuuray
Qt 450-10
Qt {{0} waxay muujineysaa awood jab ah oo ah 450mpa iyo 10% corite {{3} ah, oo ah sheyga loo yaqaan 'austenite', waa in laga cabbiraa qaybta la-falanqaynta ah ee {{5}, kaas oo laga qiyaaso qaybta wada-falanqaynta ah (0. 77%) Star {{10 " Ferrites waxaa lagu qiyaasi karaa oo keliya birta leh kaarboonka kaarboon ka yar 0.0218%.
Heerka: GB / T {}} (halkii GB / T 1348-1988)
● Astaamaha iyo baaxadda dalabka:
Noocyo yar yar, oo ay si weyn u isbedeleyso jajabinta, iyo cirifyada cadaadiska ee heerkulka, iyo cirifyada cadaadiska ee heerkulka, iyo koofiyada birta ee gudbinta Khadadka {{2.
● Halabuurka kiimikada:
Kaarboon c: 3.70 ~ 4.00%
Silicon SI: 2.15 ~ 2.93%
MN MN: 0.46 ~ 0.66%
Sulfur S: 0.010 ~ 0.016%
Posfooraus p: 0.027 ~ 0.035%
Magnesium mg: 0.027 ~ 0.050%
xabaashii re:
Kaarboon u dhigma: 4.3 ~ 4.6
● Hanti farsamo ahaan:
Awoodda Tsile σ b (MPA): 450
Xaaladda siinta XUQUUQDA σ 0.2 (MPA): 250
Heerka dalagga Δ (%): 10
Adkaanta: 160 ~ 210 HB
● Sharaxaadda daaweynta kuleylka iyo hay'ad metelaltic:
Sharaxaadda Daaweynta Kuleylka: Cast ama shidan
Maskaxda Qaybta: Casriga: garaafka + ferrate (ferrite) + pearlite
Dab wanaagsan: Cajiite + Beerar badan + Ferrite, wuxuu heli karaa guryaha farsamada gacanta ee sareeya, gaar ahaan caagga achilaatada iyo hagaajinta adag {{{{{} {{}
Qt 600-3
MAGACA MACLUUMAADKA: Birta Dheecaanka
● Astaamaha iyo baaxadda dalabka:
Gawaarida Nooca Laydhka ee Nooca jirka ah, oo leh mid dhexdhexaad ah iyo xoog sare, dhexdhexaad ah, wax qabad dhameystiran, hambalyo, isku xirayaal, xargaha xajmiga, xargaha xargaha, xargaha xargaha, qaybaha kale
● Halabuurka kiimikada:
Kaarboon c: 3.0 ~ 3.5
Silicon SI: 2.4 ~ 2.8
MN MN: 0.3 ~ 0.5
Sulfur S: 0.03 ~ 0.035
Fosfooras P:<0.1
Magnesium mg: 0.045 ~ 0.05
Xusuusin: rxuy: 0.033 ~ 0.049
● Hanti farsamo ahaan:
Xoogga Tsile σ b (MPA): 600
Xaaladdu waxay dhalisaa awood σ 0.2 (MPA): 370
Heerka dalagga Δ (%): 3
Adkaanta: 190 ~ 270 HB
Cufnaanta: 7.3 ee t / m ama g / cm
● Sharaxaadda daaweynta kuleylka iyo hay'ad metelaltic:
XUQUUQDA daaweynta Kuleylka: (Waxaa go'aamiya alaab-qeybiyeyaasha, waxyaabaha soo socdaa waa qeexitaanka daaweynta kuleylka ee muunad, tixraac) 930 digrii, qaboojinta hawada qaboojinta, 600 shahaado, 2h, qabow qaboojinta
Ururka Alllite: Pearlite + Ferrite .
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