Kuponyedwa kwachitsuloZakhala zikugwiritsidwa ntchito kwambiri m'mafakitale ndi makina kuyambira pomwe zida zamakono zidakhazikitsidwa. Ngakhale masiku ano, zitsulo zachitsulo zimagwirabe ntchito yofunikira m'magalimoto, magalimoto onyamula njanji, mathirakitala, makina omanga, zipangizo zolemetsa ... etc. Chitsulo chotayira chimaphatikizapo chitsulo chotuwira, chitsulo cha ductile (nodular), chitsulo choyera, chitsulo cha graphite chophatikizika ndi chitsulo chosungunuka. Iron imvi ndiyotsika mtengo kuposa chitsulo cha ductile, koma imakhala ndi mphamvu zotsika kwambiri komanso ductility kuposa chitsulo cha ductile. Imvi chitsulo sangathe m'malo mpweya zitsulo, pamene chitsulo ductile akhoza m'malo mpweya chitsulo zinthu zina chifukwa mkulu wamakokedwe mphamvu, zokolola mphamvu ndi elongation wa chitsulo ductile.
Zojambula za carbon steelamagwiritsidwanso ntchito m'mafakitale angapo komanso malo okhala. Ndi magiredi awo ambiri, chitsulo cha kaboni chimatha kutenthedwa kuti chiwonjezere zokolola zake ndi kulimba kwamphamvu, kulimba kapena kukhazikika pazofuna za injiniya kapena mawonekedwe omwe amafunidwa. Magulu ena otsika a zitsulo zotayidwa amatha kusinthidwa ndi chitsulo cha ductile, bola ngati mphamvu zawo zolimba komanso kutalika kwake zili pafupi mokwanira. Poyerekeza mawonekedwe awo amakina, titha kunena za ASTM A536 yachitsulo cha ductile iron, ndi ASTM A27 yachitsulo cha kaboni.
Gulu Lofanana la Cast Carbon Steel | ||||||||||
Ayi. | China | USA | ISO | Germany | France | Dziko la Russia | Sweden SS | Britain | ||
GB | Chithunzi cha ASTM | UNS | DIN | W-Nr. | NF | BS | ||||
1 | ZG200-400 (ZG15) | 415-205 (60-30) | J03000 | 200-400 | GS-38 | 1.0416 | - | 15l | 1306 | - |
2 | ZG230-450 (ZG25) | 450-240 965-35) | J03101 | 230-450 | GS-45 | 1.0446 | GE230 | 25l | 1305 | A1 |
3 | ZG270-500 (ZG35) | 485-275 (70-40) | J02501 | 270-480 | GS-52 | 1.0552 | GE280 | 35l | 1505 | A2 |
4 | ZG310-570 (ZG45) | (80-40) | J05002 | - | GS-60 | 1.0558 | Chithunzi cha GE320 | 45l | 1606 | - |
5 | ZG340-640 (ZG55) | - | J05000 | 340-550 | - | - | GE370 | - | - | A5 |
Zida zopangira chitsuloali ndi magwiridwe antchito owoneka bwino kuposa chitsulo cha kaboni, pomwe zopangira zitsulo za kaboni zimakhala ndi kutsekemera kwabwinoko. Ndipo kumlingo wina, ma ductile iorn castings amatha kukhala ndi machitidwe oletsa kuvala ndi dzimbiri. Chifukwa chake kuponyera kwachitsulo kwa ductile kumatha kugwiritsidwa ntchito popangira nyumba zina zamapampu kapena makina operekera madzi. Komabe, tifunikabe kusamala kuti tipewe kuvala ndi dzimbiri. Nthawi zambiri, ngati chitsulo cha ductile chingakwaniritse zomwe mukufuna, chitsulo cha ductile chikhoza kukhala chisankho chanu choyamba, m'malo mwa chitsulo cha carbon pakupanga kwanu.
Gawo Lofanana la Ductile Cast Iron | ||||||||||
Ayi. | China | Japan | USA | ISO | Chijeremani | France | Dziko la Russia | UK BS | ||
GB | JIS | Chithunzi cha ASTM | UNS | DIN | W-Nr. | NF | ||||
1 | FCD350-22 | - | - | 350-22 | - | - | - | Bc35 | 350/22 | |
2 | QT400-15 | FCD400-15 | - | - | 400-15 | GGG-40 | 0.7040 | EN-GJS-400-15 | Bc40 | 370/17 |
3 | QT400-18 | FCD400-18 | 60-40-18 | F32800 | 400-18 | - | - | EN-GJS-400-18 | - | 400/18 |
4 | Chithunzi cha QT450-10 | FCD450-10 | 65-45-12 | F33100 | 450-10 | - | - | EN-GJS-450-10 | Bc45 | 450/10 |
5 | QT500-7 | FCD500-7 | 80-55-6 | F33800 | 500-7 | GGG-50 | 0.7050 | EN-GJS-500-7 | Bc50 | 500/7 |
6 | Chithunzi cha QT600-3 | FCD600-3 | ≈80-55-06 ≈100-70-03 | F3300 F34800 | 600-3 | GGG-60 | 0.7060 | EN-GJS-600-3 | Bc60 | 600/3 |
7 | QT700-2 | FCD700-2 | 100-70-03 | F34800 | 700-2 | GGG-70 | 0.7070 | EN-GJS-700-2 | Bc70 | 700/2 |
8 | QT800-2 | FCD800-2 | 120-90-02 | F36200 | 800-2 | GGG-80 | 0.7080 | EN-GJS-800-2 | Bc80 | 800/2 |
8 | Chithunzi cha QT900-2 | 120-90-02 | F36200 | 800-2 | GGG-80 | 0.7080 | EN-GJS-900-2 | ≈BCH100 | 900/2 |
Njira yamakono yoponyera zitsulo imagawidwa m'magulu awiri akuluakulu: kuponyedwa kopanda mtengo komanso kosagwiritsidwa ntchito. Imaphwanyidwanso ndi nkhungu, monga kuponya mchenga, kutayika kwa sera kapena kuponya chitsulo. Monga mtundu wa njira yolondola yoponyera, thekuponya ndalamayomwe imagwiritsa ntchito silika yankho ndi galasi lamadzi lopangidwa ndi magalasi omangika kapena chomangira chophatikizika ngati zida zomangira zipolopolo zomwe zimagwiritsidwa ntchito kwambiri mu RMC Casting Foundry kupanga zopangira zitsulo za kaboni. Njira zosiyanasiyana zoponyera mwatsatanetsatane zimapezekanso potengera gawo lofunikira la magawo oponyera. Mwachitsanzo, magalasi amadzi ndi silika sol kuphatikiza njira zopangira ndalama zitha kugwiritsidwa ntchito popanga zitsulo zotsika kapena zapakati, pomwe njira zoponyera zitsulo za silika ziyenera kugwiritsidwa ntchito popanga zitsulo zosapanga dzimbiri zokhala ndi giredi yolondola kwambiri.
Katundu | Gray Cast Iron | Chitsulo chosasunthika | Ductile Cast Iron | C30 Chitsulo cha Carbon |
Sungunulani kutentha, ℃ | 1175 | 1200 | 1150 | 1450 |
Kukoka kwapadera, kg/m³ | 6920 | 6920 | 6920 | 7750 |
Kugwedera damping | Zabwino kwambiri | Zabwino | Zabwino | Osauka |
Modulus of elasticity, MPa | 126174 | 175126 | 173745 | 210290 |
Modolus of rigidiy, MPa | 48955 | 70329 | 66190 | 78600 |
Kupanga chitsulo chokhazikika ndizitsulo castingsmalinga ndi zojambula zamakasitomala ndi gawo lathu lofunikira kwambiri la ntchito zowonera bwino koma osati ntchito yathu yokhayo. M'malo mwake, timapereka ntchito zopangira zitsulo zongoyimitsa zokha zokhala ndi mautumiki osiyanasiyana owonjezera kuphatikiza kapangidwe kake,CNC mwatsatanetsatane makina, chithandizo cha kutentha, kutsiriza pamwamba, kusonkhanitsa, kunyamula, kutumiza ... etc. Mutha kusankha mautumikiwa onsewa molingana ndi zomwe mwakumana nazo kapena mothandizidwa ndi mainjiniya athu olondola. Kupatula apo, timasunga chinsinsi kwa makasitomala ngati chinthu chofunikira kwambiri pautumiki wa OEM makonda. NDA idzasainidwa ndikusindikizidwa ngati kuli kofunikira.
Investment Casting Njira
China Investment Casting Foundry
Nthawi yotumiza: Apr-14-2021