Posankha zipangizo zosapanga dzimbiri, 3Cr12 ndi 410S ndi njira ziwiri zomwe zimagwiritsidwa ntchito kwambiri. Ngakhale kuti zonsezi ndi zitsulo zosapanga dzimbiri, zimasiyana kwambiri pa kapangidwe ka mankhwala, magwiridwe antchito, ndi malo ogwiritsira ntchito. Nkhaniyi ifotokoza kusiyana kwakukulu pakati pa mbale ziwiri zosapanga dzimbiri izi ndi momwe zimagwiritsidwira ntchito, zomwe zingakuthandizeni kusankha bwino ntchito zanu.
Kodi chitsulo chosapanga dzimbiri cha 3Cr12 n'chiyani?
Chitsulo chosapanga dzimbiri cha 3Cr12Ndi chitsulo chosapanga dzimbiri cha ferritic chokhala ndi 12% Cr, chomwe chikufanana ndi kalasi ya ku Europe ya 1.4003. Ndi chitsulo chosapanga dzimbiri cha ferritic chomwe chimagwiritsidwa ntchito m'malo mwa chitsulo cha carbon chophimbidwa, chitsulo chowononga ndi aluminiyamu. Chili ndi mawonekedwe osavuta okonza ndi kupanga, ndipo chimatha kulumikizidwa ndi ukadaulo wamba wowotcherera. Chingagwiritsidwe ntchito popanga: mafelemu a magalimoto, chassis, hoppers, conveyor lamba, ma mesh screen, conveyor throughs, malasha, makontena ndi matanki, ma chimney, ma air ducts, ndi zophimba zakunja, Ma panels, misewu, masitepe, njanji, ndi zina zotero.
Kodi chitsulo chosapanga dzimbiri cha 410S n'chiyani?
Chitsulo chosapanga dzimbiri cha 410SNdi kusintha kochepa kwa chitsulo chosapanga dzimbiri cha martensitic 410, komwe sikulimitsa kaboni. Chili ndi chromium pafupifupi 11.5-13.5% ndi zinthu zina zochepa monga manganese, phosphorous, sulfure, silicon, ndipo nthawi zina nickel. Kuchepa kwa kaboni mu 410S kumathandizira kusinthasintha kwake ndikuchepetsa chiopsezo cha kuuma kapena kusweka panthawi yowotcherera. Komabe, izi zikutanthauzanso kuti 410S ili ndi mphamvu zochepa poyerekeza ndi 410 yokhazikika. Imapereka kukana dzimbiri bwino, makamaka m'malo ofatsa, koma siilimbana kwambiri ndi zitsulo zosapanga dzimbiri za austenitic monga 304 kapena 316.
Ⅰ.3Cr12 ndi 410S Chitsulo cha Mbale cha Mankhwala
Malinga ndi ASTM A240.
| Giredi | Ni | C | Mn | P | S | Si | Cr |
| 3Cr12 | 0.3-1.0 | 0.03 | 2.0 | 0.04 | 0.030 | 1.0 | 10.5-12.5 |
| 3Cr12L | 0.3-1.0 | 0.03 | 1.5 | 0.04 | 0.015 | 1.0 | 10.5-12.5 |
| 410S | 0.75 | 0.15 | 1.0 | 0.04 | 0.015 | 1.0 | 11.5-13.5 |
Katundu wa Mbale za Chitsulo za Ⅱ.3Cr12 ndi 410S
3Cr12 Chitsulo Chosapanga Dzira: Imawonetsa kulimba bwino komanso kusinthasintha, yoyenera njira zosiyanasiyana zopangira. Imapereka mphamvu zochepa komanso kukana kuwonongeka, zomwe zimapangitsa kuti ikhale yokhoza kupirira zovuta zina zamakanika.
Chitsulo Chosapanga Dzira cha 410S:Ili ndi kuuma kwakukulu, zomwe zimapangitsa kuti ikhale yoyenera kugwiritsidwa ntchito kutentha kwambiri, koma silingathe kuwotcherera bwino. Mphamvu yake komanso kukana kutentha zimapangitsa kuti ikhale yabwino kwambiri m'malo otentha kwambiri.
| Giredi | Rm(MPa) | Kulimba Kwambiri (BHN) | Kutalikitsa |
| 3Cr12 | 460 | 220 | 18% |
| 3Cr12L | 455 | 223 | 20% |
| 410S | 415 | 183 | 20% |
Malo Ogwiritsira Ntchito Mbale Zachitsulo za Ⅲ.3Cr12 ndi 410S
3Cr12: Amagwiritsidwa ntchito kwambiri mu zida zamakemikolo, zida zopangira chakudya, ndi zipangizo zomangira. Kukana kwake dzimbiri bwino kumapangitsa kuti ikhale yabwino kwambiri m'malo okhala ndi chinyezi komanso asidi.
410S: Amagwiritsidwa ntchito kwambiri m'zigawo za turbine, ma boiler, ndi zosinthira kutentha m'malo otentha kwambiri. Amagwiritsidwa ntchito popangira kutentha ndi kukana kuwonongeka.
Chidule cha Kuyerekeza
Zinthu Zofunika Kwambiri za 3Cr12:
• Kapangidwe kake: Kuchuluka kwa chromium kwa 11.0–12.0%, kuchuluka kwa kaboni ≤ 0.03%.
• Kukana Kudzimbiritsa: Koyenera malo omwe amawononga pang'ono, monga zida zomangira, zida zamigodi, ndi ntchito zamafakitale.
• Kutha kulumikiza: Kuchita bwino kwa kulumikiza chifukwa cha mpweya wochepa.
| Muyezo | Giredi |
| Muyezo wa ku South Africa | 3Cr12 |
| Muyezo wa ku Ulaya | 1.4003 |
| Muyezo wa US | UNS S41003 (410S) |
| Muyezo Wapadziko Lonse | X2CrNi12 |
• 410S: Kulimba kwambiri koma kulimba kochepa pang'ono, kulibe titaniyamu, kumatha kuwotcherera pang'ono, ndipo ndikoyenera kugwiritsidwa ntchito polimbana ndi dzimbiri.
• 3Cr12: Yotsika mtengo, yotsika mtengo, yoyenera malo owononga pang'ono, yokhala ndi kusongoka bwino.
Nthawi yotumizira: Okutobala-24-2024