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HITACHI YA60032166 9132600 9114679 ZAX120 ZX120 EX100 EX120 Track Bottom Roller Assy / Ọkachamara OEM na ODM Tracked Undercarriage Onye na-ebunye na Onye Mmepụta / CQC Track

Nkọwa Dị Mkpirikpi:

HITACHI Track Lower Roller ỌGBỌCHỊ 
Ụdị nlereanya ZAX120 / ZX120 / ZAX130 / EX100
Nọmba akụkụ YA60032166 9132600 9114679
Usoro Ịkpụpụta
Ike Elu HRC50-58,Omimi10-12mm
Agba Ojii
Oge Akwụkwọ ikike Ọnwa iri na abụọ ma ọ bụ puku abụọ na narị abụọ (2000 m/h), nke ọ bụla buru ụzọ bịa
Asambodo IS09001-2015
Ibu 23.5KG
Ọnụahịa FOB Ọdụ ụgbọ mmiri FOB Xiamen US$ 25-100/Iberibe
Oge Mbuga ozi N'ime ụbọchị iri abụọ mgbe e guzobere nkwekọrịta ahụ
Oge ịkwụ ụgwọ T/T,L/C,WESTERN UNION
OEM/ODM A na-anabata
Ụdị Akụkụ ụgbọ mmiri dị n'okpuru ihe na-egwupụta ihe nke a na-esochi
Ụdị Mbugharị Ihe Ngwuputa Esoro
Enyere ọrụ mgbe ire ere gasịrị Nkwado teknụzụ vidiyo, Nkwado ntanetị


Nkọwa Ngwaahịa

Akara Ngwaahịa

Ihe ndị e ji ebu ihe na-egwupụta ihe n'okpuru ụgbọ mmiri HITACHI ZAX120/ZX120/EX100/EX120

Ogo OEMSoro Mgbakọ Roller Ala

Nọmba Akụkụ: YA60032166 9132600 9114679

Ụdị dakọtara: Usoro ZAX120, ZX120, EX100, EX120

Ọkachamara OEM na ODM Onye Mmepụta:Ụzọ CQC(HELI)


1. Nkọwa Nkà na ụzụ: Injinịa ụgbọ ala dị n'okpuru nke ọma maka ndị na-egwupụta ihe na Hitachi

Usoro Hitachi ZAX120, ZX120, EX100, na EX120 bụ isi ihe dị mkpa na injinịa hydraulic nke Japan na klas metric ton 10-12. A na-etinye igwe ndị a dị obere ma dị ike n'ụwa niile n'ebe owuwu obodo, ọrụ mmepe ebe obibi, ntinye ihe eji arụ ọrụ, na ọrụ mmegharị ala dị mfe. Ọdịdị ha na ntụkwasị obi ha emeela ka ha bụrụ nhọrọ kachasị mma maka ndị ọrụ nkwekọrịta na South America, Africa, Russia, Middle East, Europe, na North America.

Sistemụ ụgbọ ala dị n'okpuru igwe ndị a—karịsịa ndị na-agbagharị n'okpuru ụzọ—na-ebu ibu ọrụ zuru oke nke onye na-egwupụta ihe mgbe ọ na-agagharị n'ala dị iche iche. Akwụkwọ a na-enye nkọwapụta teknụzụ zuru oke makaSoro Mgbakọ Roller Ala, nke e ji nọmba akụkụ OEM YA60032166, 9132600, na 9114679 chọpụta, nke dakọtara na ụdị ihe eji egwupụta ihe Hitachi ZAX120, ZX120, EX100, na EX120. Dịka ọkachamara n'ịmepụta OEM na ODM, CQC TRACK (HELI) na-enye ihe eji arụ ọrụ n'okpuru ụgbọ ala nke e mere iji mezuo ma ọ bụ gafere nkọwapụta akụrụngwa mbụ.


2. Soro Mgbakọ Roller Ala - Nkọwa Ọrụ

Mgbakọ Roller nke dị n'okpuru ala nke ZAX120-ZX120-EX120

2.1 Nchọpụta Akụkụ

Nhọpụta Nkọwa
Nọmba Akụkụ OEM YA60032166, 9132600, 9114679
Ụdị Akụkụ Roller Bottom (a makwaara dị ka Lower Roller, Carrier Roller maka eriri egwu dị ala)
Ụdị Dakọtara Hitachi ZAX120, ZX120, EX100, EX120, EX100-2, EX100-3, EX120-2, EX120-3, ZAX120-3, ZX120-3
Mkpuchi Usoro Usoro EX100, usoro EX120, usoro ZAX120, usoro ZX120
Ọnọdụ kwa egwu Rọl 5–7 dị n'okpuru ala n'akụkụ egwu ọ bụla (dabere na nhazi ụgbọ ala dị n'okpuru)

2.2 Ọrụ Ndị Isi

Mgbakọ Track Bottom Roller na-arụ ọrụ dị ka ihe bụ isi na-ebu ibu n'etiti etiti ụzọ nke onye na-egwupụta ihe na usoro ụzọ. Ọrụ ya gụnyere:

  • Nkesa Ibu: Na-ebufe ibu ọrụ zuru oke nke ihe na-egwupụta ihe site na etiti egwu ahụ gaa na agbụ egwu ahụ, na-ekesa ibu ahụ n'otu aka ahụ n'ọtụtụ rollers iji gbochie oke nrụgide mpaghara.
  • Nduzi Ụzọ: Na-edobe nhazi kwesịrị ekwesị nke usoro ụzọ ahụ n'akụkụ etiti ụzọ ahụ, na-egbochi mmegharị n'akụkụ nke nwere ike ibute mmebi ma ọ bụ iyi ngwa ngwa nke akụkụ ahụ
  • Mbubata Ujo: Na-enye obere nkwụsịtụ site na sistemụ nrụnye na ibugharị ya siri ike, na-amịkọrọ obere nsogbu ala ma na-ebelata mbufe mmetụta na nnukwu ụlọ ahụ.
  • Ịkwụsi Ike n'Ọrụ: Na-ahụ na ikpo okwu igwe kwụsiri ike n'oge igwu ala, ịgbagharị, na ọrụ njem, dị oke mkpa maka mmepụta na nchekwa onye ọrụ

3. Nkọwapụta Nkà na ụzụ zuru ezu

3.1 Injinịa Ahụ Roller

Nkeji nkọwapụta Nkọwa
ihe Ígwè alloy dị elu e ji ígwè rụọ (40Mn2, 50Mn, ma ọ bụ ihe nhata)
Usoro Mmepụta Mkpụcha akpụkpọ ahụ mechiri emechi site na iji usoro CNC nke ọma nke ebe a na-azọ ụkwụ na flange
Ike Elu Na-agba Ọsọ Mkpọda ahụ siri ike; 55–62 HRC nwere omimi ikpe 6–8 mm
Nhazi Flange Nhazi flange abụọ (nduzi etiti) maka njigide usoro egwu dị mma
Profaịlụ nke Tread Redius nke igwe eji arụ ọrụ nke ọma iji dakọọ profaịlụ nke usoro egwu
Dayameta Mpụta Emebere ya ka o kwekọọ na usoro Hitachi EX/ZX/ZAX (ihe dị ka 135–140 mm)

3.2 Sistemụ Ogwe na Ebe Obibi

Nkeji nkọwapụta Nkọwa
Ihe eji arụ ọrụ E ji ígwè alloy carbon dị ọkara emenyụ ma dị jụụ, nke nwere akwụkwọ ndekọ ala nke na-ebu ezigbo ihe.
Nhazi nhazi Bearing nke nwere eriri abụọ ma ọ bụ bearing bọọlụ dị omimi dabere na ọnọdụ ya
Mmanụ aṅụ Ejuola ya na mmanụ EP dị mgbagwoju anya nke lithium nke nwere ike ịrụ ọrụ nke ọma, nke a na-emechi ruo mgbe ọ ga-adị ndụ.
Sistemụ Mkpuchi Akara ihu na-ese n'elu mmiri (ụdị Duo-Cone) nwere ihe mkpuchi labyrinth tupu emechie
Ihe Akara Viton (FKM) ma ọ bụ NBR maka okpomọkụ na iguzogide kemịkalụ
Ụdị Nwụnye Ịwụnye ihe mkpuchi site na bolt ya na igwe e ji asa ákwà siri ike na mkpụrụ mkpọchi

3.3 Injinịa Na-adịgide Adịgide

atụmatụ Nkọwapụta Injinia
Ndụ Ike ọgwụgwụ Emebere maka awa ọrụ 5,000+ n'okpuru ọnọdụ nkịtị
Nchedo Nrụgide Ihe mkpuchi elu ụlọ ọrụ mmepụta ihe na-egbochi ire ere
Oge Mmezi Emechiri ya ruo ndụ niile; ọ dịghị mkpa itinye mmanụ n'ọhịa
Oke okpomọkụ ọrụ -30°C ruo +80°C (-22°F ruo +176°F)

4. Isi mmalite ụlọ ọrụ mmepụta ihe na onye nrụpụta: CQC TRACK (HELI)

4.1 Profaịlụ Onye Mmepụta

HELI (CQC TRACK) bụ ọkachamara a ma ama n'ụwa niile maka imepụta na ịnye ihe ndị dị n'okpuru ụgbọ ibu dị arọ, na-arụ ọrụ na njikọta kwụ ọtọ zuru oke. Ụlọ ọrụ a bụ ọkachamara n'ọtụtụ akụkụ chassis gụnyere rollers ala, rollers carrier, idlers, sprockets, track links, na adjuster assembly maka ihe ndị na-egwupụta ihe site na tọn 1 ruo 100 metric.

Ike Mmepụta Isi:

Ike Nkọwa
Mkpụcha Emechiri Emechi Igwe eji emepụta ihe nke nwere nnukwu tọn (2,000–8,000 tọn) maka usoro ọka kacha mma na njupụta ihe onwunwe
Ọgwụgwọ Okpomọkụ Igwe ọkụ na-eme ka ọkụ eletrik sie ike ma na-arụ ọrụ nke kọmputa nwere njikwa okpomọkụ ziri ezi
Nhazi nke ọma Ebe ntụgharị CNC, ebe nhazi ígwè kwụ ọtọ, na sistemụ ịgbado ọkụ robotik
Mgbakọ Akara Ebe a na-ahazi ụlọ dị ọcha maka ihe mkpuchi ihu na sistemụ ebu mmiri na-ese n'elu mmiri
Nnwale Ogo Ụlọ nyocha NDT (Nnwale Na-anaghị Ebibi Ihe) nke dị n'ime ụlọ nwere ikike MPI na UT

Ike 4.2 OEM na ODM

Dịka ọkachamara n'inye OEM na ODM, CQC TRACK na-enye:

  • Mmepụta OEM: Mmepụta ngwa ngwa ozugbo na nkọwapụta akụrụngwa mbụ maka nkesa ahịa mgbe emechara
  • Ọrụ ODM: Nhazi na nrụpụta omenala maka mmemme akara nkeonwe na ngwa pụrụ iche
  • Injinịa Nlaghachi: Mmepụta nke ihe ndị ochie ma ọ bụ ndị siri ike ịchọta nke ọma
  • Mmecha Omenala: Mkpuchi pụrụ iche maka ngwa na ọgwụgwọ elu

4.3 Akụrụngwa Nkwanye Elu Ogo

Nha Njikwa Ogo Ụkpụrụ Mmejuputa
Asambodo Ihe Nchọta zuru oke site na ihe mejupụtara kemịkalụ na akụkọ nnwale igwe
Nnwale Na-anaghị Ebibi Ihe Nnyocha Magnetik (MPI) na Nnwale Ultrasonic (UT) na ihe ndị dị mkpa
Nyocha nha Nnyocha Igwe Nha Nhazi (CMM) nke njikọ niile e ji ejikọta ihe
Nnwale Ike Nnwale Rockwell (HRC) na Brinell (HB) na elu niile ejiri okpomọkụ gwọọ
Nnwale Iguzosi Ike n'Akara Nkwenye nrụgide nke mgbakọ akara na-ese n'elu mmiri
Nrubeisi nke Ụkpụrụ ISO 9001: Usoro nrụpụta akwadoro 2015

5. Ihe ndị e ji ebu ụgbọ ala n'okpuru ya maka Hitachi ZAX120/ZX120/EX100/EX120

Maka mmezi zuru oke nke ụgbọ ala dị n'okpuru, a ga-enyocha ihe ndị dị n'okpuru ya yana ihe ndị ọzọ mejupụtara ya. CQC TRACK na-emepụta ihe zuru oke nke chassis component portfolio maka ihe ndị na-egwupụta usoro Hitachi EX, ZAX, na ZX.

Akụkụ Ntuziaka OEM ọrụ
Ndị na-ebuga ihe n'okporo ụzọ (elu) YA60032145, 9132601 Kwado eriri nlọghachi nke elu; ọ na-abụkarị abụọ n'akụkụ ọ bụla
Track Front Idler YA60032164, 9101294 Nduzi egwu na njikwa nrụgide n'ihu
Ihe na-agbanwegharị Track & Recoil Spring YA60032163, 9132000 Mmetụta hydraulic na mmịpụta mmetụta
Draịvụ Sprocket YA60032170, 9113500 Njikọ aka ikpeazụ nke draịva; dakọtara na usoro agbụ ígwè
Mgbakọ Njem Chaịn Hitachi-spec Agbụ ígwè e ji ihe mkpuchi ma tee mmanụ (SLT) nke nwere ihe mkpuchi
Akpụkpọ ụkwụ Track Obosara 400–500 mm Triple grouser (n'ozuzu), otu grouser (obodo), ma ọ bụ roba (ụzọ) nhazi
Ndị Nche Egwu Dị iche iche Na-echebe ihe ndị dị n'okpuru ụgbọ mmiri site na ihe mkpofu na mmetụta ndị ọzọ

5.1 Nhazi Roller kwa Ụdị ụgbọ ala dị n'okpuru

Ụdị nlereanya Mpịachi Ala n'akụkụ ọ bụla Ụgbọala ndị na-ebu ibu n'akụkụ ọ bụla Obosara Akpụkpọ ụkwụ Track
EX100-2/3 5 2 400–450 mm
EX120-2/3 6 2 450–500 mm
ZAX120-3 6 2 450–500 mm
ZX120-3 6 2 450–500 mm

6. Ngwa Ahịa Ụwa na Mgbanwe Mpaghara

A na-emepụta akụkụ CQC TRACK maka gburugburu ọrụ dị iche iche n'ofe nnukwu ahịa ụwa:

Mpaghara Gburugburu Ọrụ Ihe Ndị A Na-atụle
South America Oke iru mmiri, ala laterite, owuwu obodo Mkpuchi mgbochi ire ere emelitere; sistemụ mkpuchi siri ike maka iwepụ obere ihe
Afrịka Mbibi ájá, okpomọkụ dị elu, ebe ndị dịpụrụ adịpụ Usoro mmanụ dị elu; Viton seal maka ịdịte aka; nhazi ogologo oge ọrụ
Rọshịa / CIS Okpomọkụ dị ala (-40°C), ala kpọnwụrụ akpọnwụ, snoo Mmanụ na-ebu obere okpomọkụ; usoro ígwè nwere ike ime ka mmetụta dị ala karịa
Etiti ọwụwa anyanwụ Nchacha ájá, oke okpomọkụ (50°C+), ala ọzara Akara mwepu ájá; ihe e ji agbanye ígwè siri ike maka iguzogide mbuze
Yuropu Iwu ụlọ obodo, mmachi mkpọtụ, iwu gburugburu ebe obibi Nrubeisi maka akara CE; atụmatụ profaịlụ mkpọtụ belatara; mmanụ na-eme ka gburugburu ebe obibi dị mma
North America Mmepe ebe obibi, ọrụ akụrụngwa, ngwa nhazi ala Nrubeisi nke ụkpụrụ ANSI/SAE; nnweta ngwa ụgbọ ala zuru oke maka ntụgharị ngwa ngwa

7. Atụmatụ Teknụzụ na Ọkachamara Injinịa

7.1 Teknụzụ Mkpuchi Ihu Na-ese n'elu mmiri

Mgbakọ ala nke ihe mkpuchi ihu Duo-Cone nwere akara ihu na-ese n'elu mmiri, nke na-enye:

  • Mwepụ nke Ihe Ndị Na-emerụ Ahụ: Na-egbochi mbata nke ájá, apịtị, na ihe ndị na-emebi ihe nke ga-ebibi ihe ndị na-emebi ihe ngwa ngwa.
  • Nchekwa Mmanụ: Na-ejigide mmanụ aṅụ na-ebu ibu ruo ogologo oge ọrụ, na-ewepụ mkpa ọ dị itinye mmanụ kwa ụbọchị
  • Nnwere Onwe nke Nkwụsị Shaft: Na-anabata nhazi ọrụ nkịtị na-enweghị ọdịda akara
  • Ndụ Ọrụ: Emebere ya maka ọrụ ndụ niile na-enweghị nnọchi akara n'okpuru ọnọdụ nkịtị

7.2 Elu Na-agba Ọsọ nke Induction Siri Ike

A na-eme ka ihe e ji atụgharị ihe ahụ sie ike iji nweta:

Paramita Nkọwapụta
Ike Elu 55–62 HRC maka iguzogide iyi pụrụ iche
Omimi nke Ikpe Omimi a na-achịkwa nke 6–8 mm iji gbochie mgbawa gbajiri agbaji
Isi Ike Ejiri ike ductility dị na isi ihe na-agbanwe ihe maka iguzogide mmetụta
Yiri Ndụ Ndụ ọrụ agbatịkwuru ma e jiri ya tụnyere nhọrọ ndị ọzọ na-anaghị eme ka obi sie ike

7.3 Nhọrọ nke Bearing nke ọma

Nhazi nke bearing ka mma maka:

  • Ike Ibu Radial: Na-akwado ibu igwe zuru oke nke kesara n'ọtụtụ rollers
  • Ike Ibu Axial: Na-eguzogide ike dị n'akụkụ n'oge ọrụ ntụgharị na n'akụkụ.
  • Nnwere Onwe Na-ezighi Ezi: Na-akwado obere mgbanwe etiti okporo ụzọ n'oge ọrụ

8. Nkwenye nke Ịzụta na Ndakọrịta

8.1 Nzọụkwụ Nkwenye Tupu Ịzụrụ Ihe

  1. Nkwenye Ụdị Igwe: Lelee kpọmkwem aha ụdị (EX100-2, EX120-3, ZAX120-3, ZX120-3, wdg.)
  2. Nkwenye Nọmba Akụkụ OEM: Kwado nọmba akụkụ ala nke ihe mkpuchi ahụ megide akwụkwọ igwe:
    • YA60032166 (njikwa mbụ maka usoro EX/ZX/ZAX)
    • 9132600 (ntụaka OEM ọzọ)
    • 9114679 (ntụaka OEM ọzọ maka ụdị ndị gara aga)
  3. Nkwenye Ọnọdụ Roller: Gosi ọnụọgụ nke rollers kwa akụkụ egwu na nhazi nrụnye
  4. Nyocha Ọnọdụ Agbụ Usoro Track: Lelee iyi agbụ usoro track iji hụ na ndakọrịta pitch kwesịrị ekwesị na rollers ọhụrụ

8.2 Ọwa Ndị Na-enweta Ihe

Ọwa Kachasị Mma Maka Uru
Ụlọ ọrụ mmepụta ihe ozugbo (CQC Track – HELI) Ndị nwe nnukwu ụgbọ mmiri, ụlọ ọrụ mgbazinye akụrụngwa, ndị na-ekesa ngwaahịa mba ofesi Ọnụ ego otu kacha ala, nkwado teknụzụ ozugbo, ikike OEM/ODM, ọnụahịa olu
Netwọk Nkesa Enyere ikike Ịzụta otu nkeji, ihe nnọchi ubi ngwa ngwa Ngwa ahịa mpaghara, izipu ngwa ngwa, nkwado teknụzụ

9. Ndụmọdụ maka mmezi na mgbochi ọdịda

9.1 Usoro Nnyocha Oge Nile

Ebe Nnyocha Ugboro ole Ihe ngosi
Uwe a na-eyi n'elu ala (Roller Treads) Kwa izu Ịdị larịị, iyi na-adịghị mma, mbelata dayameta
Ọnọdụ Flange Kwa izu Yiri na flanges nduzi, na-agbawa agbawa
Iguzosi Ike n'Ezi Ihe Akara Kwa izu Ntapu mmanụ, mmetọ a na-ahụ anya, mmebi akara
Mgbanwe Roller Kwa ọnwa Nguzogide ntụgharị, mkpọtụ, egwuregwu gabigara ókè
Bọltị ndị na-etinye ihe Kwa ọnwa Nkwenye Torque, nchara

9.2 Ụdị Mmebi A Na-ahụkarị

Ụdị Ọdịda Isi Ihe Mere Mgbochi
Uwe Tread Na-adịghị Adịkwa Ụgbọala dị n'okpuru ụgbọala na-adịghị mma, agbụ ígwè e mebiri emebi Lelee nhazi nke usoro egwu ahụ; dochie yinye na rollers dịka ntọala dakọtara
Uwe Flange Ịgbanye ihe siri ike nke ukwuu, ọrụ mgbada n'akụkụ Belata ntụgharị dị nkọ; lelee ya mgbe niile
Ọdịda nke akara Mbuli mmetọ, mmebi afọ Ịsacha mgbe niile; nnọchi oge mgbe achọpụtara mmiri na-agbapụta
Ịgbagharị agba Mfu mmanụ, oke ibu, mmebi mmetụta Zere ibu ibu ujo; lelee ihe ndị mere mgbe ihe mberede gasịrị
Akara Ogwe Mmebi akara nke na-enye ohere ịbanye n'ime ihe ruru unyi Dochie akara ozugbo achọpụtara mmiri na-agbapụta

9.3 Ndụmọdụ maka nnọchi

Ọnọdụ Nkwanye
Ndahie nke Otu Roller Dochie igwe mpịakọta nke ọ bụla ma ọ bụrụ na ndị ọzọ egosighi obere iyi
Ọtụtụ Roller Wear Dochie setịpụ zuru oke maka akụkụ egwu ọ bụla maka arụmọrụ kwụ ọtọ
Mgbanwe Chaịn Dochie ihe niile dị n'ala n'otu oge na agbụ ígwè track
Ndochi Sprocket Lelee rollers niile; dochie ya ma ọ bụrụ na ọ dị mkpa ka e jiri ya dochie ya.

10. Mmechi

Ndị na-egwupụta ihe n'ime Hitachi ZAX120, ZX120, EX100, na EX120 bụ ndị ọrụ nke klas obere ihe na-egwupụta ihe, ndị ndị ọrụ nkwekọrịta n'ụwa niile tụkwasịrị obi maka ntụkwasị obi ha, arụmọrụ mmanụ ụgbọala, na izi ezi ọrụ ha. Mgbakọ Track Bottom Roller (YA60032166 / 9132600 / 9114679) bụ akụkụ dị mkpa nke ọrụ nke na-ebu ibu ọrụ zuru oke nke igwe ahụ ma na-ahụ na njem kwụsiri ike ma dị irè n'ofe ala dị iche iche.

CQC TRACK (HELI) bụ ọkachamara n'ịrụpụta OEM na ODM nke nwere njikọ zuru oke, ikike ọgwụgwọ okpomọkụ dị elu, usoro nkwenye mma siri ike, na akụrụngwa usoro ọkọnọ zuru ụwa ọnụ. E mepụtara akụkụ anyị iji mezuo ma ọ bụ gafere nkọwapụta OEM, na-ahụ na arụmọrụ a pụrụ ịdabere na ya n'ofe gburugburu ọrụ kachasị achọ n'ụwa - site na ebe owuwu obodo nke Europe na North America ruo ọrụ igwu ala nke South America na Africa, na site na mpaghara permafrost nke Russia ruo ala ọzara nke Middle East.

Maka nkọwapụta teknụzụ, ajụjụ ọnụahịa, ma ọ bụ itinye iwu maka ihe ndị dị n'okpuru ụgbọ Hitachi, kpọtụrụ ngalaba ahịa mba ụwa nke CQC TRACK site na nọmba usoro igwe gị na ihe achọrọ kpọmkwem.


Onye dere ya:
Ngalaba Ahịa Mba Nile nke CQC – Jack
Onye na-ebu ụgbọ ala n'okpuru OEM na ODM ọkachamara
Ọkachamara na Ngwọta Ngwuputa Ihe Ndị Na-ebuga Ihe n'okpuru Ụgbọala (Klas 1–100 Tọn)
Onye nrụpụta asambodo: HELI (CQC TRACK)


Nkọwapụta: Nọmba akụkụ niile na ụdị igwe ndị a kpọtụrụ aha bụ maka njirimara na ndakọrịta naanị. CQC TRACK bụ ụlọ ọrụ na-emepụta ihe ndị dị na OEM nke nwere onwe ya. Akara azụmaahịa niile (gụnyere HITACHI, EX, ZAX, ZX) ka bụ ihe onwunwe nke ndị nwe ha.


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