DOOSAN DX700 / DX800 K1051204 Kev Sib Dhos Cov Menyuam / Pawg Qis Dua - CQC: Cov Khoom Siv Hnyav Ua Haujlwm Hauv Kev Tsuas thiab Kev Tsim Kho Chassis Cheebtsam Chaw Tsim Khoom thiab Chaw Tsim Khoom / cqctrack

1. Kev Txheeb Xyuas Khoom: TusDOOSAN K1051204 Kev Sib Dhos Cov Menyuamrau Ultra-Loj Excavators

LubDOOSAN K1051204 Kev Sib Dhos Cov Menyuam, tseem hu ua Upper Roller Group, yog ib qho khoom siv chassis uas tau tsim tshwj xeeb rau DOOSAN DX700 thiab DX800 series crawler excavators - cov tshuab loj tshaj plaws thiab muaj zog tshaj plaws hauv Doosan's hydraulic excavator ntau yam. Cov excavators ultra-heavy-class no tau tsim rau cov chaw xav tau tshaj plaws hauv kev khawb av loj, kev khawb av, kev tsim kho hnyav, thiab cov haujlwm tsim kho vaj tse thoob ntiaj teb, qhov twg kev ua haujlwm ntev ntawm lub tsheb tsis yog tsuas yog qhov ntsuas kev ua tau zoo xwb tab sis kuj yog qhov tseem ceeb ntawm lub sijhawm ua haujlwm ntawm lub tshuab thiab tus nqi ib tuj.

1.1 Cov DX700 thiab DX800 Series - Tsim los rau Kev Ua Haujlwm Loj

Lub DOOSAN DX700LC yog lub tshuab khawb av hnyav 70-metric-ton nrog qhov hnyav ua haujlwm ntawm 70,100 kg (kwv yees li 158,953 lbs) thaum nruab nrog lub boom thiab caj npab txheem, 35.4-nti ob chav grouser khau thiab lub thoob 4.32-cubic yard. Siv los ntawm lub cav diesel Isuzu 6-lub tog raj kheej turbo-charged xa mus txog 469 horsepower, DX700LC muaj qhov tob tshaj plaws ntawm 25.3 feet thiab qhov ncav cuag siab tshaj plaws ntawm 41.8 feet, muab cov peev xwm khawb av zoo heev. Lub tshuab no yog tsim los rau kev thauj av ntau, kev khawb av loj, thiab kev siv khawb av qhov twg kev ntseeg tau nyob rau hauv kev ua haujlwm tas mus li yog qhov tseem ceeb.

Lub DOOSAN DX800LC‑7 ua rau kev ua haujlwm zoo dua qub. Nrog rau qhov hnyav ua haujlwm ntawm 82,100 kg (kwv yees li 181,000 lbs), DX800LC‑7 yog Doosan lub tshuab khawb av loj tshaj plaws thiab muaj zog tshaj plaws, muaj lub cav Tier 4 uas ua raws li 539-horsepower. Lub DX800LC muab lub zog tawg thoob txog li 84,878 lb‑ft, lub zog khawb caj npab ntawm 75,619 lb‑ft, thiab qhov tob tshaj plaws ntawm 39 feet 9 nti, ua rau nws zoo heev rau cov pob zeb loj, kev khawb av, kev tsim kho hnyav thiab cov haujlwm tsim kho vaj tse. Lub tshuab khawb av 80-metric-ton muaj qhov khawb loj tshaj plaws tshaj 14 meters thiab tau kho kom zoo rau kev ua haujlwm loj uas txhua qhov khoom yuav tsum nyiaj dhau qhov kev thauj khoom hnyav thiab kev puas tsuaj loj heev.

1.2K1051204- Cov Qauv Qhia Txog Pawg Neeg Sab Sauv

LubK1051204Lub Rooj Sib Dhos Cov Menyuam Nqa Khoom yog ib qho tseem ceeb ntawm lub kaw lus hauv qab ntawm ob qho DX700 thiab DX800 series. Lub menyuam nqa khoom, tseem hu ua lub menyuam sab saud lossis lub menyuam sab saud hauv qab, tau teeb tsa rau ntawm sab saud ntawm lub thav duab thiab ua lub luag haujlwm tseem ceeb ntawm kev txhawb nqa cov saw hlau sab saud thaum nws rov qab los ntawm lub sprocket tsav mus rau pem hauv ntej idler. Qhov no ua rau cov saw hlau sib dhos kom zoo, tiv thaiv kev sagging ntau dhau, txo kev sib txhuam thiab kev co thaum mus ncig, thiab faib qhov hnyav sib npaug thoob plaws hauv lub kaw lus. Rau cov tshuab ntawm DX700 / DX800 qhov hnyav, lub rooj sib dhos cov menyuam nqa khoom yuav tsum tau tsim kom muaj qhov hnyav siab heev, feem ntau txhawb nqa cov saw hlau dynamic ntau dua 12,000 lbs thaum lub sijhawm ua haujlwm hnyav thiab kev ua haujlwm siab.

K1051204 Upper Roller Group feem ntau muaj ntau yam ntsiab lus meej:

• Lub cev menyuam / plhaub - forged los ntawm high-tensile alloy steel nrog cov flanges tob, robust tsim los coj cov saw hlau kom ruaj ntseg thiab tiv thaiv kev slippage sab.
• Qag / ncej kho cua sov - feem ntau yog tsim los ntawm cov hlau chrome-alloy (piv txwv li, 45 # lossis 40Cr) nrog lub zog tawv ntawm HB 248–293 thiab qhov chaw tawv ntawm HRC 58–62, muab kev tiv thaiv zoo rau kev khoov thaum muaj kev thauj khoom sab thiab kev cuam tshuam hnyav.
• Lub kaw lus kaw ob lub khob hliav lossis Duo-Cone - thev naus laus zis kaw siab heev uas tiv thaiv kev xau roj thiab thaiv kev nkag mus ntawm cov khoom tsis huv xws li hmoov pob zeb, xuab zeb, thiab slurry, uas yog qhov tseem ceeb heev rau hauv cov chaw khawb av uas muaj cov khoom me me ntau.
• Cov kabmob bimetal - feem ntau yog ua los ntawm cov hlau tooj liab-lead-tin bearing alloy (piv txwv li, CuPb10Sn10) ntawm cov hlau thaub qab, muab lub peev xwm thauj khoom zoo heev, kev sib txhuam tsawg, thiab kev tiv taus siab rau kev ntes thaum muaj cov khoom hnyav.
• Cov khoom siv roj nplua nyeem thiab kaw - cov roj iav uas muaj viscosity siab (feem ntau yog qib 40 #) puv lub qhov sab hauv, thaum cov foob O-ring (roj hmab lossis polyurethane) thiab cov foob ntab (GLKBTCr16Mo2NiCu alloy) tswj hwm qhov chaw kaw, tsis muaj kuab paug.

Rau lub rooj sib dhos K1051204, lub plhaub roller ua tiav qhov nyuaj ntawm HRC 52–56 nrog lub qhov tob ntawm 4‑8 hli, ua kom ntseeg tau tias muaj kev tiv thaiv zoo tshaj plaws thaum tswj hwm lub hauv paus ruaj khov, cuam tshuam-nqus. Qhov kev tsim kho metallurgical no yog qhov tseem ceeb rau DX700 / DX800 lub neej ntev kev pabcuam hauv kev ua haujlwm mining tas mus li.

1.3 Kev Ua Haujlwm Tseem Ceeb hauv 70–80 Ton Class Excavators

Hauv cov tshuab khawb av loj heev xws li DX700 thiab DX800, lub rooj sib dhos ntawm cov menyuam khiav yuav raug kev thauj khoom dynamic cyclical los ntawm kev hloov pauv ntawm txoj hlua khi, kev tiv thaiv tig, thiab qhov tsis sib xws ntawm thaj av. Yog tias lub cev nqa lub cev lossis kev sib khi tsis ua haujlwm, cov saw hlau sab saud tuaj yeem sag, ua rau muaj kev sib txhuam ntau ntxiv rau ntawm txoj hlua khi, ua kom cov pin thiab bushing hnav sai dua, thiab thaum kawg ua rau txoj hlua khi ntev dua, kev tawm tsam, lossis txawm tias kev puas tsuaj loj heev. Yog li ntawd, K1051204 Upper Roller Group yuav tsum ua tau raws li lossis tshaj OEM qhov ntev thiab cov lus qhia txog hlau kom lav 100% kev sib pauv thiab lub neej ua haujlwm kwv yees tau.

2. CQC Kev Muaj Peev Xwm Tsim Khoom - Kev Tshaj Lij OEM & ODM Tus Neeg Muab Khoom ntawm Cov Cheebtsam Hauv Qab

CQC Track (Heli Machinery Manufacturing Co., Ltd.), lub hauv paus nyob hauv Quanzhou, Fujian Province, Suav teb, yog ib lub tuam txhab tsim khoom thiab muab khoom siv rau cov khoom siv hauv qab rau cov excavators nruab nrab mus rau ultra-loj, bulldozers, drilling rigs thiab crawler loaders. Nrog ntau tshaj 20 xyoo ntawm kev paub tshwj xeeb hauv kev tsim cov khoom siv chassis, lub tuam txhab tau tsim nws tus kheej ua tus khub OEM (Original Equipment Manufacturer) thiab ODM (Original Design Manufacturer) uas pabcuam cov khoom siv thawj thiab cov neeg siv khoom tom qab muag thoob plaws rau lub teb chaws.

2.1 Kev Tsim Khoom OEM - Sib phim raws li DOOSAN Cov Lus Qhia

Ua ib lub tuam txhab OEM, CQCTRACK tsim cov K1051204 Track Carrier Roller Assembly raws li cov lus qhia qub - txhua qhov loj me tseem ceeb (roller diameter, flange spacing, axle diameter, mounting bolt pattern, thiab bore sizing) tau txheeb xyuas raws li DOOSAN OEM part number 200104‑00017A thiab nws cov chav kawm-sib npaug K1051204 tus qauv. Cov khoom sib xyaw ua ke, induction hardening profile, bearing fit tolerance, thiab sealing system configuration replicate the original design, enabling direct bolt-on replacement on DX700 thiab DX800 undercarriages without modifications to the track frame or final drive alignment.

2.2 Kev Tsim Khoom ODM - Kev Tsim Kho Kom Haum Rau Cov Kev Xav Tau Tshwj Xeeb

Ua ib lub chaw tsim khoom ODM, CQCTRACK muab kev pabcuam tsim kho thiab tsim qauv rau cov neeg siv khoom uas xav tau cov khoom sib dhos ntawm cov menyuam khiav nrog cov lus qhia hloov kho - xws li qhov tob ntawm flange kom ruaj khov ntxiv rau sab nraud hauv cov av mos, lwm cov ntaub ntawv kaw rau cov chaw khawb av kub heev (piv txwv li, cov xuab zeb roj Canadian lossis cov chaw khawb pob zeb diamond Siberian), lossis cov khoom sib xyaw tshwj xeeb rau cov ntawv thov uas muaj kev co siab ntau dhau. Cov neeg siv khoom tuaj yeem muab cov duab kos, cov qauv CAD, lossis cov qauv lub cev, thiab pab pawg tsim kho hauv tsev ntawm CQC yuav rov ua dua lossis tsim dua lub rooj sib dhos ntawm cov menyuam khiav kom ua tau raws li cov kev xav tau ua haujlwm tshwj xeeb.

2.3 Daim Ntawv Pov Thawj Zoo ntawm CQC TRACK - Kev Ua Raws Cai ISO 9001: 2015

CQC muaj daim ntawv pov thawj ISO 9001: 2015 thiab ua haujlwm raws li lub kaw lus tswj xyuas zoo uas tau pom zoo los ntawm China Quality Certification (CQC). Daim ntawv pov thawj no ua kom ntseeg tau tias:

• Kev taug qab cov khoom siv raw - txhua pawg hlau siv hauv K1051204 sib dhos yog tshuaj xyuas tshuaj (spectroscopy) kom paub tseeb tias cov khoom sib xyaw ua ke ua tau raws li 40Mn / 50Mn lossis 40Cr / 42CrMo cov qauv.
• Kev tswj hwm hauv cov txheej txheem - kev sim qhov nyuaj (Rockwell lossis Vickers) yog ua rau ntawm cov plhaub roller, axles, thiab bearings ntawm ntau theem ntawm kev tsim khoom.
• Kev lees paub qhov khoom kawg - txhua lub rooj sib dhos ua tiav lawm yuav raug tshuaj xyuas qhov ntev, kev txheeb xyuas lub zog tawg, kev sim qhov xau ntawm lub foob hauv qab kev ua haujlwm simulated, thiab kev sim tsis ua puas tsuaj (cov khoom sib nqus lossis ultrasonic) raws li siv tau.

3. Kev Ntseeg Tau Zoo Hauv Kev Siv Hauv Kev Khawb Av Hnyav & Kev Tsim Kho

CQC cov khoom siv hauv qab, suav nrog DOOSAN K1051204 Track Carrier Roller Assembly, muaj ntau tshaj kaum xyoo ntawm kev pabcuam hauv thaj chaw uas muaj kev xav tau ntau tshaj plaws hauv ntiaj teb: cov chaw ua haujlwm loj qhib qhov av, cov chaw ua haujlwm siab, cov haujlwm tsim kho vaj tse hnyav, cov kev tsim kho kav dej, thiab kev ua haujlwm hav zoov.

3.1 Cov Kev Siv Hauv Kev Khawb Av - Kev Sib Txhuam Thiab Kev Cuam Tshuam Loj Hlob

Hauv kev khawb tooj liab hauv Chile (Atacama Desert cheeb tsam), qhov twg qhov kub thiab txias txhua hnub hloov pauv sai heev thiab cov hmoov av hauv huab cua muaj zog heev, CQC cov menyuam nqa khoom uas muaj cov ntaub ntawv tawv (HRC 52–56 qhov nyuaj ntawm qhov chaw) ua tiav lub neej ua haujlwm ntau dua 3,500 teev ua ntej ncav cuag cov kev txwv kev hnav ua haujlwm - piv rau 2,200–2,500 teev rau cov khoom hloov pauv tom qab muag dav dav. Lub neej ua haujlwm ntev no txhais tau tias txo lub sijhawm tsis tau teem sijhawm thiab txo qis kev siv nyiaj rau cov khoom siv hauv qab txhua xyoo. Rau cov neeg npaj kev saib xyuas lub qhov av, kev txuag nyiaj yog qhov tseem ceeb: ib qho kev ua tsis tiav ntawm lub tshuab DX700 / DX800-chav kawm tuaj yeem ua rau ntau teev ntawm kev poob ntau lawm, muaj nqis ntawm kaum txhiab daus las ib teev hauv kev ua haujlwm khawb av loj.

3.2 Kev Ua Haujlwm Hauv Chaw Khawb Pob Zeb Hnyav - Kev Tiv Thaiv Kev Cuam Tshuam Siab

Hauv cov chaw ua pob zeb sib sau ua ke (South Africa lub chaw ua chrome thiab platinum, Australia cov haujlwm hlau ore), qhov twg cov pob zeb tawg ua rau muaj kev cuam tshuam loj heev rau ntawm flanges thiab roller bearings, CQC's K1051204 sib dhos qhia tau tias muaj kev ncaj ncees ntawm flange. Lub plhaub forged roller nrog lub qhov tob induction case hardness (4–8 hli qhov tob ntawm lub qhov) tiv taus chipping thiab spalling txawm tias tom qab raug rau granite ntse lossis basalt fragments ntev. Cov thawj coj khoom siv quarry hauv Western Australia thiab Queensland tshaj tawm tias hloov mus rau CQC carrier rollers txo cov kev cuam tshuam hauv qab ntawm roller los ntawm kwv yees li 30% dhau 12 lub hlis.

3.3 Kev Tsim Kho Vaj Tse thiab Kev Tsiv Av - Kev Ua Tau Zoo Ib Txwm Muaj

Rau cov neeg cog lus ua haujlwm hauv NEOM project sites hauv Saudi Arabia, trans-desert hiking highway hauv Mongolia, thiab hydroelectric projects hauv Turkey thiab Brazil, CQC's DOOSAN K1051204 Carrier Roller Assembly tau ua haujlwm tau zoo nyob rau hauv qhov kub thiab txias heev (los ntawm -30 ° C hauv Siberian winters mus rau +50 ° C hauv Middle Eastern lub caij ntuj sov), kev mus ncig ceev ceev ntev (thaum tsiv cov excavators ntawm cov chaw ua haujlwm sib cais), thiab kev ua haujlwm siab. Lub kaw lus sealing ob chav cone khaws cov roj nplua nyeem txawm tias tom qab ntau txhiab teev ntawm kev ua haujlwm hauv cov av nkos lossis xuab zeb, tiv thaiv kev khiav qhuav thiab kev sib tsoo ntawm lub qhov.

3.4 Lub Neej Pabcuam Ntev - Ntev dua 30% Dua Li Cov Khoom Siv Tom Qab Muag Khoom Txheem

Kev sib piv hauv thaj chaw ywj pheej uas cov neeg ua haujlwm thoob ntiaj teb ua qhia tau tias CQC cov khoom sib dhos ua ke muab kev pabcuam ntev dua 30% dua li cov khoom siv tom qab kev lag luam, feem ntau yog vim muaj cov khoom siv hlau zoo dua thiab cov txheej txheem kho cua sov tswj hwm nruj. Rau cov nkoj loj uas ua haujlwm 20 lub DX700 / DX800-chav kawm excavators, qhov no tuaj yeem txhais ua kev txuag tau ntau pua txhiab daus las txhua xyoo hauv kev hloov khoom thiab cov nqi zog ua haujlwm, thaum tib lub sijhawm txhim kho kev muaj tshuab - qhov ntsuas tseem ceeb rau cov chaw tsim khoom ntau.

4. Kev Tsim Khoom Siv Hauv Paus Uas Sib Koom Ua Ke

CQC lub peev xwm los tsim cov khoom zoo tas liDOOSAN K1051204 Track Carrier Roller Assembliesthiab lwm yam khoom siv chassis nyob ntawm qhov chaw tsim khoom sib xyaw ua ke uas tshem tawm qhov sib txawv ntawm cov khoom xa tuaj, qhov tsis sib xws ntawm qhov zoo, thiab kev ncua sijhawm tsim khoom uas cuam tshuam nrog kev cog lus ua haujlwm.

Chaw Tsim Khoom Siv Hlau. Tsim cov khoom seem raw rau qee yam khoom hauv qab (sprockets, idlers, support rollers) siv cov txheej txheem casting xuab zeb ntsuab thiab cov txheej txheem casting ua npuas ncauj ploj. Txhua pawg casting raug kuaj pom qhov tsis zoo thiab tshuaj ntsuam xyuas tshuaj lom neeg los xyuas kom meej cov khoom sib xyaw thiab kev ua haujlwm zoo ua ntej mus rau cov haujlwm tom ntej.

Lub Hoobkas Forging. Lub hauv paus ntawm CQC txoj kev tsim cov menyuam nqa khoom - cov hlau alloy siab tensile raug cua sov rau qhov kub austenitizing tswj tau (feem ntau yog 1,100–1,200 ° C) thiab ua cov duab siv hydraulic press forging. Kev kaw-tuag forging sib phim cov hlau nplej ntws nrog cov duab ntawm lub plhaub roller, ua kom muaj kev tiv taus qaug zog thiab kev cuam tshuam zoo dua piv rau cov cam khwb cia lossis txiav-los ntawm-phaj lwm txoj hauv kev.

Hoobkas Forged Bucket Tooth. Txawm hais tias feem ntau mob siab rau cov hniav thoob thiab cov adapters, qhov chaw no sib koom tib cov txheej txheem kev lees paub zoo thiab kev txawj ntse alloy zoo li cov kab sib txuas ntawm txoj kab, kom ntseeg tau tias CQC tuaj yeem muab cov khoom siv hnav tiav - cov menyuam nqa khoom, cov saw hlau, khau khiav, sprockets, cov menyuam hauv qab, idlers, thiab cov hniav thoob - los ntawm ib qho chaw tsim khoom.

Lub Hoobkas Sib Dhos Zaum Kawg. Cov khoom sib dhos K1051204 tau sib dhos rau ntawm cov kab indexing tshwj xeeb siv cov khoom siv hydraulic nias calibrated kom ua tiav qhov haum ntawm cov kabmob thiab kev sib dhos ntawm lub ncej uas xav tau rau DOOSAN OEM cov lus qhia. Duo-Cone lossis ob-cone seals tau teeb tsa nrog cov roj ntsuas, thiab txhua lub rooj sib dhos dhau los ntawm kev txheeb xyuas lub zog tig thiab kev kuaj xyuas qhov xau ntawm lub foob.

Lub Rooj Sib Tham Txog Kev Ua CNC. Nruab nrog CNC lathes ntsug, kab rov tav tho txawv mills thiab precision grinding centers. Cov haujlwm tseem ceeb rau K1051204 sib dhos suav nrog: tig ntawm lub plhaub sab nraud txoj kab uas hla mus rau qhov ntev tseeb (± 0.05 hli kev kam rau siab), precision tho txawv ntawm flange geometry, sib tsoo ntawm cov ntawv xov xwm ncej, thiab qhov kawg laser scanning rau kev lees paub zoo.

Los ntawm kev tswj hwm tag nrho tsib lub chaw tsim khoom hauv qab kev tswj hwm sib koom ua ke, CQC ua tiav kev tswj hwm cov txheej txheem kawg-rau-kawg - los ntawm kev txais cov hlau nyoos mus rau kev xa khoom tiav. Kev sib koom ua ke ntsug no ua rau lub sijhawm ua khoom sai dua (feem ntau 15-20 hnub rau cov xaj txheem), kev ua tau zoo zoo sib xws, thiab kev ywj pheej los pab txhawb ODM kev hloov kho yam tsis muaj kev vam khom sab nraud.

5. Pab Pawg Lag Luam Thoob Ntiaj Teb ntawm CQC - Jack, Haily, thiab Mr. Zhou

CQC Pab Pawg Lag Luam Thoob Ntiaj Teb muab kev txhawb nqa thoob ntiaj teb rau DOOSAN K1051204 Track Carrier Roller Assembly cov lus nug, kev txiav txim, thiab kev pabcuam tom qab xa khoom.

• Jack - Tus Thawj Saib Xyuas Nyiaj Txiag Senior rau Tebchaws Europe, Russia thiab Asmeskas.
  Jack sib koom tes nrog cov ntaub ntawv xa tawm (cov ntawv xa khoom lag luam, cov npe ntim khoom, daim ntawv pov thawj keeb kwm), cov ntaub ntawv ua raws li CE rau cov neeg siv khoom European, thiab kev npaj logistics los ntawm kev thauj khoom hauv hiav txwv (FCL/LCL) thiab kev thauj khoom los ntawm huab cua mus rau cov chaw ua haujlwm thoob plaws Tebchaws Europe, Lavxias teb sab Federation, Tebchaws Meskas, Canada thiab Latin America.
• Haily - Tus Neeg Saib Xyuas Kev Xa Khoom Mus Rau Central Asia, Kaus Lim Qab Teb thiab Australia.
  Haily tshwj xeeb hauv kev cai tshem tawm kev lis kev cai rau Kazakhstan, Uzbekistan, Mongolia, Kaus Lim Qab Teb thiab Australia, thiab ua haujlwm ncaj qha nrog cov tuam txhab mining hauv Australian uas xav tau ISO 9001: 2015 thiab CQC daim ntawv pov thawj ua ib feem ntawm lawv cov txheej txheem ua ntej kev tsim nyog ntawm cov neeg muab khoom.
• Mr. Zhou - Tus Thawj Coj Cheeb Tsam rau Middle East, West Asia, Africa thiab Southeast Asia.
  Nrog 15 xyoo kev paub txog kev muab cov khoom siv hnyav, Mr. Zhou ua tus thawj coj rau CQC txoj kev koom tes nrog cov tuam txhab mining, cov koom haum tsim kho vaj tse ntawm tsoomfwv thiab cov neeg muag khoom siv thoob plaws Saudi Arabia, UAE, Jordan, Turkey, Nigeria, Ghana, Kenya, Indonesia thiab Philippines. Mr. Zhou kuj muab kev pab txhawb nqa kev teeb tsa thiab daws teeb meem thaum xav tau.

6. Kev Them Nqi Lag Luam Thoob Ntiaj Teb - Muab Cov Chaw Mines thiab Cov Chaw Tsim Kho Thoob Plaws Rau Lub Tebchaws

Cov CQCDOOSAN K1051204 Track Carrier Roller Assembliesthiab cov khoom siv chassis dav dua tam sim no raug xa mus rau cov lag luam loj hauv kev khawb av thiab kev tsim kho thoob ntiaj teb:

• Teb chaws Europe - Lub teb chaws Yelemees, Poland, Finland, Sweden, Norway, Netherlands, Belgium, Fabkis, Spain, Ltalis, Greece, United Kingdom.
• Sab Hnub Poob Es Xias & Middle East - Saudi Arabia (NEOM), UAE, Qatar, Jordan, Qaib ntxhw, Kuwait.
• Central Asia - Kazakhstan (Karaganda thiab Pavlodar mining cheeb tsam), Uzbekistan (kub thiab tooj liab mines), Mongolia (Oyu Tolgoi), Tajikistan.
• South America - Chile (Atacama Desert tooj liab mines), Peru, Brazil (hlau ore), Argentina, Colombia, Bolivia.
• Lavxias teb sab - Siberian pob zeb diamond thiab thee mines, Urals cheeb tsam, Far Eastern chaw nres nkoj (Vladivostok), faib tawm hauv av ntawm Trans-Siberian Railway.
• Kaus Lim Qab Teb - Seoul, Incheon, Busan, Ulsan cov neeg muag khoom siv thiab cov chaw tsim kho dua tshiab.
• North America - Tebchaws Meskas thiab Canada (cov neeg faib khoom tom qab kev lag luam, cov chaw kho dua tshiab cov khoom siv, cov neeg cog lus tsim kho vaj tse).
• Australia - Western Australia (hlau ore), Queensland (thee thiab tooj liab), New South Wales, Victoria.
• Teb chaws Africa - South Africa (cov chaw muaj platinum, kub, manganese, chrome), Zambia (tooj liab), Democratic Republic of Congo (cobalt thiab tooj liab), Ghana (kub), Nigeria, Kenya, Tanzania, Angola.

7. Xaus Lus - Xaiv CQC rau DOOSAN DX700/DX800 K1051204 Kev Sib Dhos Cov Menyuam Nqa Khoom

Rau cov tswv tsheb thauj khoom, cov neeg muag khoom siv, cov pab pawg yuav khoom siv hauv av thiab cov neeg cog khoom siv hauv paus uas xav tau DOOSAN DX700 / DX800 K1051204 Track Carrier Roller Assemblies (Upper Roller Group), CQC Track (cqctrack) muab kev daws teeb meem tsim khoom tiav, sib xyaw ua ke nrog 20 xyoo ntawm kev txawj ntse hauv qab tsheb thauj khoom.

CQC muab kev muaj peev xwm tsim khoom OEM/ODM, daim ntawv pov thawj zoo ISO 9001: 2015 / CQC, kev siv tshuab metallurgy uas tau ua pov thawj hauv thaj chaw (forged alloy steel, deep induction case hardening, Duo-Cone seals), thiab pab pawg lag luam thoob ntiaj teb (Jack, Haily, Mr. Zhou) los xa cov carrier rollers ua haujlwm tau zoo rau kev ua haujlwm mining thiab kev tsim kho thoob ntiaj teb.

Hu rau CQC Track rau:

• Lub Hoobkas ncaj qha muab khoom ntawm DOOSAN K1051204 Track Carrier Roller Assemblies rau DX700 thiab DX800 series excavators.
• OEM thiab ODM kev tsim khoom hauv qab rau cov tsheb sib xyaw (DOOSAN, Caterpillar, Komatsu, Hitachi, Hyundai, Volvo, Liebherr thiab lwm yam).
• Kev txhawb nqa kev siv tshuab, kev sib piv cov lej ntawm qhov chaw, thiab kev taw qhia kev teeb tsa.
• Kev xa khoom thoob ntiaj teb mus rau Tebchaws Europe, West Asia, Central Asia, South America, Russia, South Kauslim Teb, North America, Australia thiab Africa.

CQC Track - Kev Ntseeg Siab Txog Kev Tsim Kho Rau Txhua Lub Log Tsheb Thauj Khoom.