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60Si2Mn baararka wareegyada birta duuban ee kulul
60Si2Mn baararka wareegyada birta duuban ee kulul
60Si2Mn baararka wareegyada birta duuban ee kulul
60Si2Mn baararka wareegyada birta duuban ee kulul

60Si2Mn baararka wareegyada birta duuban ee kulul

Birta guga 60Si2Mn waa birta guga silico-manganese si weyn loo isticmaalo oo leh xoogaa xoogaa ka sarreeya, dabacsanaan iyo adkeysi ka badan 55Si2Mn. GB 60SI2MN Steel waa bir tayo sare leh Alloy Spring Steel, Waxay iska leedahay tayada sare ee daawaha kaarboonka guga birta. Demiyay & Adagnimada Xanaaqa waa 28-34 HRc. 60SI2MN birta Annealing gaarsiinta way ka sii adkaanaysaa wax ka yar 250HB.
hordhaca alaabta
Birta guga 60Si2Mn waa birta guga silico-manganese si weyn loo isticmaalo oo leh xoogaa xoogaa ka sarreeya, dabacsanaan iyo adkeysi ka badan 55Si2Mn. Warshadaha birta guga ee 60Si2Mn waxay soo saartaa ilo fidsan oo leh culays weyn ama ilo gariirad leh dhexroor ka yar 30mm. Waxa kale oo ay ku habboon tahay samaynta ilo kulaylka u adkaysta oo leh dhexdhexaad aan daxal lahayn oo leh heer kul shaqo oo ka hooseeya 250 ° C oo leh culeys beddelaad iyo cadaadis sarreeya. Ilaha gariiradda weyn ee muhiimka u ah shaqada hoosteeda, iyo sidoo kale nidaamyada nuugista shoogga baabuurta.
Xogta farsamada

Qayb Kiimiko:

C (%) Si(%) Mn(%) P(%) S (%) Cr(%) Ni(%) Cu(%) Kadeedka soo saarida (Mpa) Cadaadiska kacsanaanta (Mpa) Kordhinta (%)
0.56-0.64 1.5-2.0 0.6-0.9 ≦0.035 ≦0.035 ≦0.35 ≦0.35 ≦0.35 ≧1175 ≧1275 ≧5

Guryaha makaanikada:

Xoogga xajinta σb (MPa): ≥ 1274 (130)
Awood-soo-saarka σs (MPa): ≥1176 (120)
Kordhinta δ10 (%): ≥5
Aagga oo yaraada ψ (%): ≥25
Adag: rogid kulul, ≤321HB; sawir qabow + daaweynta kulaylka, ≤321HB

Tilmaamaha kulaylka:

60Si2Mn qeexida daaweynta kulaylka: deminta 870 °C ± 20 ° C, qaboojinta saliidda; heerkulka 480 ° C ± 50 ° C (gaar ahaan loo baahan yahay, ± 30 ° C).
Ururka Metallographic: troostite xanaaqsan.

Heerka gaarsiinta: Birta lagu duubo kulul waxaa lagu keenaa kuleyl lagu daaweeyay ama xaalad aan kuleyl lagu daweynin, birta qabow-jiideyna waxaa lagu keenaa xaalad kuleyl lagu daaweeyay.
Qeexitaannada gudbinta rogrogmida kulul: 2.0 ~ 18.0mm, leh iyo iyada oo aan la tirtirin. Tilmaamaha gudbinta qaboobaha: 0.3 ~ 4.3mm (xariijimaha birta)

Habka daaweynta kulaylka

60Si2Mn hababka daaweynta kulaylku waa heerkulka isothermal iyo deminta darajada, deminta heerkulka sare iyo heerkulka sare ee heerkulka, habka daaweynta kulaylka qallafsan. Habka ayaa si wax ku ool ah u wanaajin kara xoogga iyo nolosha adeegga birta guga ee 60Si2Mn. 60Si2Mn waxaa iska leh birta guga, oo ku habboon samaynta guga caleenta baabuurta. 60Si2Mn daawaynta kulaylka birta guga ee heerkulka isothermal iyo deminta darajo, deminta heerkulka sare iyo heerkulka sare ee heerkulka, habka daaweynta kulaylka qallafsan. Habka ayaa si wax ku ool ah u wanaajin kara xoogga iyo nolosha adeegga birta guga ee 60Si2Mn.

cufnaanta

60Si2Mn cufnaanta 7.85g / cm3. 60Si2Mn waxaa si weyn loo isticmaalaa silikoon manganese birta guga, xoog, barti iyo adkeysi ka badan 55Si2Mn wax yar ka sarreeya. Ku habboon baabuurta tareenada, warshadaha cagafyada baabuurta si ay u soo saaraan culeys weyn oo ilo fidsan ama dhexroor silig ah 30mm ka hooseeya isha gariiradda.

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