Simintin gyaran ƙarfeAn yi amfani da su sosai a masana'antu da injuna tun lokacin da aka kafa tushen zamani. Ko a halin yanzu, simintin ƙarfe har yanzu yana taka muhimmiyar rawa a cikin manyan motoci, motocin jigilar kaya, taraktoci, injinan gine-gine, kayan aiki masu nauyi...da sauransu. Simintin ƙarfe ya haɗa da baƙin ƙarfe mai launin toka, baƙin ƙarfe ductile (nodular), farin ƙarfe, ƙaƙƙarfan ƙarfen graphite da baƙin ƙarfe maras nauyi. Ƙarfin launin toka ya fi arha arha fiye da baƙin ƙarfe, amma yana da ƙarancin ƙarfi da ductility fiye da baƙin ƙarfe. Grey baƙin ƙarfe ba zai iya maye gurbin carbon karfe, yayin da ductile baƙin ƙarfe iya maye gurbin carbon karfe a wasu yanayi saboda high tensile ƙarfi, yawan amfanin ƙasa ƙarfi da elongation na ductile baƙin ƙarfe.
Carbon karfe simintin gyaran kafaana amfani da su a aikace-aikacen masana'antu da yawa da kuma mahalli. Tare da maki da yawa, carbon karfe za a iya magance zafi don inganta yawan amfanin ƙasa da ƙarfin taurinsa, taurinsa ko ductility ga buƙatun aikin injiniya ko kaddarorin inji. Wasu ƙananan maki na simintin ƙarfe za a iya maye gurbinsu da baƙin ƙarfe ductile, muddin ƙarfin ƙarfin su da tsayin su ya kusa isa. Don kwatancen kaddarorin injin su, zamu iya komawa zuwa ƙayyadaddun kayan ASTM A536 don ƙarfe ductile, da ASTM A27 don ƙarfe na carbon.
Kwatankwacin Darajojin Cast Carbon Karfe | ||||||||||
A'a. | China | Amurka | ISO | Jamus | Faransa | Rasha гост | Sweden SS | Biritaniya | ||
GB | 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 | GE320 | 45l | 1606 | - |
5 | ZG340-640 (ZG55) | - | J05000 | 340-550 | - | - | GE370 | - | - | A5 |
Abubuwan simintin gyaran ƙarfe na ƙarfesuna da mafi kyawun aikin ɗaukar girgiza fiye da carbon karfe, yayin da simintin ƙarfe na carbon yana da mafi kyawun weldability. Kuma zuwa wani matsayi, ductile iorn simintin gyare-gyare na iya samun wasu wasan kwaikwayon na juriya da lalacewa da tsatsa. Don haka ana iya amfani da simintin ƙarfe don wasu gidajen famfo ko tsarin samar da ruwa. Koyaya, har yanzu muna buƙatar yin taka tsantsan don kare su daga sawa da tsatsa. Don haka gabaɗaya magana, idan baƙin ƙarfe na ductile zai iya biyan buƙatun ku, baƙin ƙarfe na ductile zai iya zama zaɓinku na farko, maimakon ƙarfe na carbon don simintin ku.
Kwatankwacin Darajojin Simintin Ƙarfe na Ductile | ||||||||||
A'a. | China | Japan | Amurka | ISO | Jamusanci | Faransa | Rasha гост | UK BS | ||
GB | JIS | ASTM | UNS | DIN | W-Nr. | NF | ||||
1 | Saukewa: FCD350-22 | - | - | 350-22 | - | - | - | BCH35 | 350/22 | |
2 | QT400-15 | Saukewa: FCD400-15 | - | - | 400-15 | GG-40 | 0.7040 | Saukewa: EN-GJS-400-15 | BCH40 | 370/17 |
3 | QT400-18 | Saukewa: FCD400-18 | 60-40-18 | F32800 | 400-18 | - | - | EN-GJS-400-18 | - | 400/18 |
4 | QT450-10 | Saukewa: FCD450-10 | 65-45-12 | F33100 | 450-10 | - | - | Saukewa: EN-GJS-450-10 | BCH45 | 450/10 |
5 | QT500-7 | Saukewa: FCD500-7 | 80-55-6 | F33800 | 500-7 | GG-50 | 0.7050 | Saukewa: EN-GJS-500-7 | BCH50 | 500/7 |
6 | QT600-3 | Saukewa: FCD600-3 | ≈80-55-06 ≈100-70-03 | Saukewa: F3300F34800 | 600-3 | GG-60 | 0.7060 | Saukewa: EN-GJS-600-3 | BCH60 | 600/3 |
7 | QT700-2 | Saukewa: FCD700-2 | 100-70-03 | F34800 | 700-2 | GG-70 | 0.7070 | Saukewa: EN-GJS-700-2 | BCH70 | 700/2 |
8 | QT800-2 | Saukewa: FCD800-2 | 120-90-02 | F36200 | 800-2 | GG-80 | 0.7080 | Saukewa: EN-GJS-800-2 | BCH80 | 800/2 |
8 | QT900-2 | 120-90-02 | F36200 | 800-2 | GG-80 | 0.7080 | EN-GJS-900-2 | ≈ 100 | 900/2 |
Tsarin simintin karfe na zamani ya kasu kashi biyu: simintin da ba za a iya kashewa da wanda ba a iya kashewa. An ƙara rushe shi da kayan ƙirƙira, kamar simintin yashi, simintin kakin zuma da ya ɓace ko simintin ƙarfe. A matsayin daidaitaccen tsari na simintin gyare-gyare, dazuba jariwanda ke amfani da maganin silica da simintin gyare-gyaren gilashin ruwa ko haɗin haɗin haɗin su azaman kayan ginin harsashi galibi ana amfani da su a cikin RMC Casting Foundry don samar da simintin ƙarfe na carbon. Hakanan ana samun tsarin simintin gyare-gyare daban-daban dangane da madaidaicin matakin da ake buƙata na sassan simintin. Misali, gilashin ruwa da silica sol hade tsarin simintin saka hannun jari za a iya amfani da shi don ƙananan simintin ƙarfe ko tsaka-tsaki, yayin da matakan simintin gyare-gyaren silica sol dole ne a yi amfani da simintin bakin karfe tare da madaidaicin darajar da ake buƙata.
Dukiya | Grey Cast Iron | Iron mai narkewa | Iron Cast | C30 Karfe Karfe |
Narke zafin jiki, ℃ | 1175 | 1200 | 1150 | 1450 |
Musamman nauyi, kg/m³ | 6920 | 6920 | 6920 | 7750 |
Damping vibration | Exelent | Yayi kyau | Yayi kyau | Talakawa |
Modulus na elasticity, MPa | 126174 | 175126 | 173745 | 210290 |
Modolus na rigidiy, MPa | 48955 | 70329 | 66190 | 78600 |
Don samar da baƙin ƙarfe na al'ada dasimintin gyaran ƙarfekamar yadda kowane zane na abokin ciniki shine babban sashin mu na madaidaicin sabis na simintin amma ba sabis ɗinmu kaɗai ba. A haƙiƙa, muna ba da sabis na simintin ƙarfe gabaɗaya-tsaya-ɗaya tare da ƙarin ayyuka masu ƙima ciki har da ƙirar simintin,CNC machining daidaici, zafi magani, surface gama, hadawa, shiryawa, shipping ... da dai sauransu. Kuna iya zaɓar duk waɗannan sabis na simintin simintin gwargwadon ƙwarewar ku ko tare da taimako daga ingantattun injiniyoyinmu na simintin gyaran kafa. Bayan haka, muna kiyaye sirri ga abokan ciniki azaman babban abu don sabis na musamman na OEM. NDA za a sanya hannu kuma a buga tambari idan ya cancanta.
Tsarin Zuba Jari
China Investment Casting Foundry
Lokacin aikawa: Afrilu-14-2021