Aasaaska Maalgashiga | Sanduuqa Casting Foundry ee Shiinaha

Shubadaha Birta Aan Lahayn, Birta Cawlan ee Birta, Ductile Birta

Tuubitaanka Birta VS Kaarboonka Birta ah

tuurista birtaayaa si weyn loogu isticmaalay warshadaha iyo mishiinada tan iyo aasaaskii casriga ahaa ee la aasaasay. Xataa wakhtigan xaadirka ah, birta ayaa wali door muhiim ah ka ciyaarta baabuurta xamuulka ah, baabuurta xamuulka qaada ee tareenada, cagaf-cagafyada, mishiinada dhismaha, qalabka culus...iwm. Birta shubka ah waxaa ka mid ah birta cawl, birta ductile (nodular), birta cad, birta garaafka isku duuban iyo birta malleable. Birta cawlku way ka raqiisan tahay birta ductile-ka, laakiin waxa ay aad uga hooseeysaa tabar iyo ductility marka loo eego birta ductile. Birta cawl ma beddeli karto birta kaarboonka, halka birta ductile ay bedeli karto birta kaarboon xaaladaha qaarkood sababtoo ah xoogga xajinta sare, dhalida xoogga iyo dhererka birta ductile.

shubista birta kaarboonwaxaa loo isticmaalaa dhowr codsiyo warshadeed iyo deegaan sidoo kale. Darajooyinkooda tirada badan, birta kaarboon waxa lagu daawayn karaa kulayl si loo hagaajiyo wax-soosaarkeeda iyo xooggeeda adkaysiga, qallafsanaanta ama ductility baahida codsiga injineernimada ama sifooyinka farsamada ee la doonayo. Qaar ka mid ah darajooyinka hoose ee birta shubka ah waxaa lagu beddeli karaa birta ductile, ilaa iyo inta ay xooggooda xajin iyo dhererkoodu ku filan yihiin. Isbarbardhigga sifadooda makaanikada, waxaan tixraaci karnaa shayga ASTM A536 ee birta ductile, iyo ASTM A27 ee birta kaarboonka.

Heerka u dhigma ee birta Kaarboonka Cast
Maya Shiinaha USA ISO Jarmalka Faransiiska Russia гост Sweden SS Britain
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

Qaybaha shubka birtawaxay leeyihiin waxqabad nuugista shoogga oo ka wanaagsan birta kaarboonka, halka shubka birta kaarboon ay leeyihiin alxanka aad uga wanaagsan. Iyo ilaa xad, shubista ductile iorn waxay yeelan kartaa qaar ka mid ah bandhigyada u adkaysta xidhashada iyo miridhku. Markaa shubista birta ductile waxaa loo isticmaali karaa qaar ka mid ah guryaha bamka ama nidaamyada biyaha. Si kastaba ha ahaatee, waxaan wali u baahanahay inaan sameyno taxadar si aan uga ilaalino xirashada iyo miridhku. Marka guud ahaan marka la hadlo, haddii birta ductile ay buuxin karto shuruudahaaga, birta ductile waxay noqon kartaa doorashadaada koowaad, halkii aad ka heli lahayd birta kaarboon ee shubka.

Darajo u dhiganta ee kabka birta Ductile
Maya Shiinaha Japan USA ISO Jarmal Faransiiska Russia гост UK BS
GB JIS ASTM UNS DIN W-Nr. NF
1   FCD350-22 - - 350-22 - - - BCH35 350/22
2 QT400-15 FCD400-15 - - 400-15 GGG-40 0.7040 EN-GJS-400-15 BCH40 370/17
3 QT400-18 FCD400-18 60-40-18 F32800 400-18 - - EN-GJS-400-18 - 400/18
4 QT450-10 FCD450-10 65-45-12 F33100 450-10 - - EN-GJS-450-10 BCH45 450/10
5 QT500-7 FCD500-7 80-55-6 F33800 500-7 GGG-50 0.7050 EN-GJS-500-7 BCH50 500/7
6 QT600-3 FCD600-3 ≈80-55-06 ≈100-70-03 F3300 F34800 600-3 GGG-60 0.7060 EN-GJS-600-3 Bч60 600/3
7 QT700-2 FCD700-2 100-70-03 F34800 700-2 GGG-70 0.7070 EN-GJS-700-2 BCH70 700/2
8 QT800-2 FCD800-2 120-90-02 F36200 800-2 GGG-80 0.7080 EN-GJS-800-2 BCH80 800/2
8 QT900-2   120-90-02 F36200 800-2 GGG-80 0.7080 EN-GJS-900-2 ≈Bч100 900/2

Habka shubista birta ee casriga ah waxa loo qaybiyaa laba qaybood oo waaweyn: shubista la bixin karo iyo kuwa aan la bixin karin. Waxa kale oo sii jajabiya walxaha caaryada ah, sida tuurista ciidda, shubista dhumucda ama shubista caaryada birta ah. Sida nooc ka mid ah habka shubista saxda ah, themaalgelintakaas oo isticmaala xal silica ah iyo shubida dhalada biyaha ah ama dammaanadooda isku dhafan sida qalabka dhismaha qolofka ayaa inta badan lagu isticmaalo RMC Casting Foundry si loo soo saaro shubida birta kaarboon. Hababka saxnaanta ee kala duwan ayaa sidoo kale la heli karaa iyadoo lagu salaynayo heerka saxda ah ee loo baahan yahay ee qaybaha shubista. Tusaale ahaan, dhalada biyaha iyo silica sol isku darka habka shubista maalgelinta waxaa loo isticmaali karaa shubista birta heerka hoose ama dhexe ee saxda ah, halka hababka shubista silica Sol ay tahay in loo isticmaalo shubista birta aan fiicnayn oo leh darajada saxda ah ee loo baahan yahay.

Hanti Birta Cast cawlan Bir dhalaalaysa Ductile Cast Iron C30 Birta Kaarboon
Heerkulka dhalaalay, ℃ 1175 1200 1150 1450
Cufisjiid gaar ah, kg/m³ 6920 6920 6920 7750
Gariir qoyn Sareeye Wacan Wacan Miskiin
Hababka barti, MPa 126174 175126 173745 210290
Modolus of rigidiy, MPa 48955 70329 66190 78600

Si loo soo saaro birta caadada ah iyoshubista birtasida ku cad sawirada macmiishadu waa qaybtayada muhiimka ah ee adeega shubista saxda ah laakiin maaha adeegayada kaliya. Dhab ahaantii, waxaanu bixinaa adeegyada shubista birta oo hal-joojin ah oo leh adeegyo qiimo leh oo kala duwan oo ay ku jiraan naqshadaynta,Mashiinka saxda ah ee CNC, daaweynta kulaylka, dhammayn dusha sare, ururinta, baakaynta, dhoofinta...iwm. Waxaad dooran kartaa dhammaan adeegyadan wax-ka-bixinta iyadoo loo eegayo waayo-aragnimadaada ama kaalmada injineeradayada wax-shubka ee saxda ah. Ka sokow, waxaan u ilaalinaa sirta macaamiisha sida shayga ugu muhiimsan ee adeegga loo habeeyay OEM. NDA waa la saxeexi doonaa oo waa la shaabadayn doonaa haddii loo baahdo.

shubista birta nodular
graphite spheroidal tuurista bir ah
Shiinaha birta maalgelinta shubista Foundry

Habka Qaadashada Maalgelinta

China Lumisay Dhux Foundry

Aasaaska Maalgelinta ee Shiinaha


Waqtiga boostada: Abriil-14-2021
oo