Pab Pawg 1
Dab tsi yog Q275 Kub Rolled Carbon Steel Hmoo Hlau Bar?
Q275 yog qhov siab - Lub zog Carbon Steel qib, catalorized los ntawm nws qhov tsawg kawg nkaus lub zog ntawm 275 MPa. Raws li kub dov, nws undergoes siab dua-} kub shading, ua rau muaj zog, ruaj khov qauv nrog ib qho qauv me ntsis nrog ib qho kev sib tw me ntsis. Lub kaum kas zeb bar muaj txoj cai -}}}}}}}}}}}} ectect rau cov qauv kev txhawb nqa hauv kev tsim kho. Nws ua raws li Suav qauv GB / T 700, ua kom tiav cov tshuaj lom neeg muaj pes tsawg leeg tshuaj thiab cov khoom siv neeg siv neeg. Nws cov txheej txheem kub dov txhim kho txhim kho thaum tswj lub zog, haum rau hnyav {{DEJ DEJ DEJ.
Q275 sib txawv li cas los ntawm cov qhab nia qis xws li Q235 hauv kev tsim kev siv?
Q275 muaj cov txiaj ntsig ntau dua (275 MPa thiab Q235 MPA) thiab tensile muaj zog (490}} Nws yog tsawg dua li Q235 tab sis muab kev tiv thaiv zoo dua rau kev ntxhov siab nyob rau hauv kev ntxhov siab. Hauv kev tsim kho, Q275 yog qhov nyiam rau cov qauv tseem ceeb zoo li cov tsiaj qus lossis cov kev ua kom muaj zog ntawm lub zog. Nws cov ntsiab lus carbon ntau dua (0.28-0.38%) ua rau muaj zog tab sis yuav tsum tau ua tib zoo saib xyuas vittleness. Rau cov phiaj xwm yuav tsum muaj ob lub zog thiab kev ua haujlwm, Q275 strikes qhov sib npaug dhau cov qib qis dua.
Dab tsi yog qhov raug ntawm Q275 kub dov Carbon Steel Hmoo Steel?
Cov qhov ntau thiab tsawg rau qhov ntau ntawm cov me (piv txwv li, 30 hli × 30mm × 200 hli × 200 hli × 20mm × 200 hli), nrog ceg ntev thiab thicknesses ua kom zoo rau kev tsim kho. Cov qauv ntev yog 6M, 9m, lossis 12m, tso cai rau kev tsim qauv qauv. Thicker cov ces kaum (10mm +) yog siv rau kev txhawb nqa hnyav, thaum thinner sawv daws (3 {} 8 hli) hnav nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-lub luag haujlwm nruab nrab-luag haujlwm. Cov qauv no ua kom haum nrog bolts, welds, thiab lwm yam txheej txheem txheej txheem. Cov neeg tsim khoom feem ntau muab cov kev cai thiab kev ua kom tau raws li kev xav tau tshwj xeeb.
Vim li cas kub rwj ua haum rau Q275 lub qub steel nyob rau hauv kev tsim kho?
Kub Rolling ntawm cov kub (siab dua 1000 degree) Conscue qauv, txhim kho nws cov kev tsis taus thiab kev tsis kam rau kev tsim kho nyob rau hauv cov huab cua ze. Tus txheej txheem txo cov kev ntxhov siab sab hauv, txo qis kev tshaj tawm -}} kev tawm tsam. Nws kuj tseem tsim kev ntxhib ntxoo uas txhim kho cov khoom nplaum rau cov xim pleev xim rau cov xim pleev xim rau lossis pleev xim, pab corrosion tsis kam. Kub Rolled Q275 yog tus nqi -}} Ua tau zoo rau loj {9} kev tsim khoom, ua rau nws nkag tau rau txoj haujlwm tsim loj. Nws lub peev xwm yuav tsum ua kom haum rau hauv cov ces kaum kev ua kom ua tiav kev ua tau zoo nyob rau hauv cov pob qij txha txheej txheem.
Cov ntawv thov kev kho dab tsi uas tau txais txiaj ntsig ntau los ntawm Q275 lub steel?
Nws ua kom zoo nyob rau hauv cov qauv txheej txheem hnyav, xws li Industrial 厂房 (cov chaw tshwj xeeb), crane txhawb nqa cov qauv. Q275 Cov ces kaum kev txhawb nqa qhob hauv cov choj thiab kev hla dhau, nrog kev siv hluav taws xob tsis huv. Lawv siv nyob rau hauv high-} nce tsev kem thiab kab teeb, uas muaj kev ntxhov siab thiab rov tav thiab kab rov tav yog qhov tseem ceeb. Hauv kev tsim kho vaj tse, lawv tus ncej xa tawm cov yees thiab cov ciav hlau railway, tawm tsam ib puag ncig kev ntxhov siab. Lawv lub zog kuj ua rau lawv zoo tshaj rau ib ntus tab sis hnyav {{{{} lub luag haujlwm qauv zoo li kev tsim kho scaffolding.
Pawg 2
Cov tshuaj lom neeg muaj pes tsawg leeg ntawm Q275 pab rau nws cov khoom?
Q275 muaj 0.28-0.38% carbon, uas txhawb nqa lub zog tab sis yuav tsum tau tswj vuam los tiv thaiv kev ua kom tawv. Manganese (0.50-0.80%) txhim kho lub zog thiab ua haujlwm thaum lub sijhawm kub. Silicon (tsawg dua los yog sib npaug rau 0.35%) AIDS Deoxidation, txo cov impurities uas tsis muaj zog ntawm cov hlau. Sulphur thiab phosphorus txwv tsawg dua lossis sib npaug rau 0.045% txhua tus kom tswj tau weldability thiab kev nruj. Qhov kev txiav txim siab no muaj zog, ductility, thiab kev coj ua, ua Q275 txhim khu kev qha rau kev tsim kho cov kev tsim kho.
Dab tsi vuam cov txheej txheem yog qhov zoo tshaj rau Q275 kub dov lub kaum ntse ntse steel?
Arc vuam nrog tsawg - hydrogen electrodes (piv txwv li E5015) yog pom zoo kom txo qis hauv tshav kub}}}}} cuam tshuam cheeb tsam. Mig vuam nrog txuam cov chaw ua haujlwm ua haujlwm zoo rau high- {{7} nplai tej yaam num. Preheating rau 150 {- 250℃pab tiv thaiv kev tawg, tshwj xeeb tshaj yog rau cov kab tuab. Tshaj tawm {{14- weld txias yuav tsum qeeb kom txo sab hauv kev ntxhov siab. Thaum Q275 yog tsawg dua weldable dua li qib qis, tsim nyog cov tswv yim xyuas kom muaj zog, ruaj ntseg cov pob qij txha ua kom muaj kev ncaj ncees hauv kev tsim kho.
Q275 lub kaum ntse ntse ua ua yeeb yam hauv kev tiv thaiv kev nyab xeeb?
Yog tsis muaj kev tiv thaiv, Q275 yog nquag muaj xeb hauv noo lossis ntug hiav txwv vim nws cov ntsiab lus carbon. Kub - dip galvanizing ib qho zinc barrier, nthuav nws lifespan nyob rau sab nraum zoov. Painting nrog anti {- rust presters thiab topcoats yog tus nqi-}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}} Siv tau zoo rau sab hauv lossis chaw nkaum. Hauv chaw muaj kev muaj, Epoxy Txheej tiv cov tshuaj lom thiab noo noo. Kev tu cev tsis tu ncua (kev tu, ua haujlwm) khaws kev ua tau zoo, ua kom muaj kev ntseeg siab nyob hauv ib puag ncig hnyav ib puag ncig zoo li cov nroj tsuag hnyav lossis tshuaj lom neeg.
Dab tsi thauj khoom {- Cov kabmob cov kabmob tuaj yeem Q275 lub kaum sab xis siv rau kev tsim kho?
Ib 100mm × 100 hli × 10mm Q275 kaum, txhawb nqa, tuaj yeem qhe ntawm Tons nyob ntawm qhov chaw sib txuas thiab bracing. Kab rov tav siv nyob rau hauv kab teeb, ua khub nrog cov fasteners kom raug, kho cov khoom siv hnyav zoo li qub (piv txwv li cov plag tsev). Cov kws ua cav tsim lub peev xwm siv cov qauv txheej txheem, suav rau cov ntsiab lus kev nyab xeeb (feem ntau 1. {} 2x). Nws lub zog siab tensile tso cai rau nws los tiv taus cov khoom siv tsis muaj zog, xws li cua lossis kev co cua tshuab. Rau cov ntawv thov tseem ceeb, kev sim ua kom nws ua tau raws li kev ua haujlwm tshwj xeeb.
Q275 ANGGLE Yuav sib piv rau lwm tus siab- lub zog ntawm cov nqi tsim kho?
Q275 yog cov uas pheej yig dua li cov hlau loj thaum muab cov qib siab dua li qib carbon qib nyiam Q235. Nws kub dov rolled kev txo cov nqi tsim khoom, ua rau nws raug nqi-}} Siv tau zoo rau cov haujlwm loj. Thaum lub sij hawm pib cov khoom siv khoom siv yog siab dua Q235, nws lub zog zoo dua tso cai siv cov nuj nqis me me, offsetting cov nuj nqis. Cov nqi tsheb thauj mus los yog tswj hwm tau ntev rau cov qauv ntev, thiab nws rov qab ua dua tshiab ntxiv rau ntev- lub nqi. Rau cov phiaj xwm xav tau lub zog siab yam tsis muaj nuj nqis ntau dhau, Q275 yog kev xaiv sib npaug.
Pab pawg 3
Dab tsi yog qhov chaw cia khoom thiab tuav cov cai rau Q275 kub lub kaum ntse ntse steel?
Khaws rau hauv ib qho chaw qhuav, npog kom tsis txhob muaj xeb, nrog racks kom tsis txhob muaj av sib cuag. Tshooj cov ces kaum nrog ntoo separators kom tiv thaiv khawb thiab pab txhawb kev nkag mus. Siv cov khoom siv nqa (cranes, forklifts) rau cov ces kaum hnyav kom tsis txhob muaj khoov lossis raug mob. Rau ntev - sij hawm cia, thov lub teeb roj teeb kom tsis muaj cov chaw uncoated. Kov nrog saib xyuas kom khaws txoj kev ncaj, raws li kev ua rog tuaj yeem sib xyaw ua haujlwm thaum lub teeb tsa. Tsim nyog cia kom paub tseeb Q275 khaws nws cov khoom siv tshuab kom txog thaum siv.
Qhov kub thiab kub ua li cas yog Q275 lub qub steel nyob rau hauv kev tsim kho?
Q275 Tswj lub zog hauv qhov kub los ntawm - 10℃rau 300 degree, haum rau feem ntau huab cua. Huab cua txias (hauv qab - 20 degree) yuav me ntsis txo cov qauv nplej zom cov qauv me me. Kev kub siab (saum toj 400 degree) ib ntus qis zog, tab sis nws rov qab thaum txias. Vuam-generated cua sov tuaj yeem ua rau cov khoom muag hauv zos, tab sis cov tswv yim kom zoo txo qhov no. Hauv hluav taws-prone thaj chaw, nws lub ntsiab lus melting (nyob ib ncig ntawm 1500 degree) muab sijhawm sijhawm kev khiav tawm, txawm hais tias kev khiav tawm hluav taws xob txhim kev nyab xeeb.
Cov qauv kev ua tau zoo li cas Q275 ANLGLE ANLGLE ua raws li kev tsim kho kev tsim kho?
Nws ua raws li Suav tus GB / T 700 tus qauv, uas qhia meej tawm lub zog, tensile lub zog, thiab cov kev txwv ntawm chensile. Cov kws tsim khoom ua rau cov tuam txhab tensile, khoov, thiab kev ntsuas cuam tshuam rau daim ntawv pov thawj zoo. Kev kuaj xyuas lub zog kom ntseeg tau tias muaj qhov ntev, thicknesses, thiab cov ces kaum sib ntsib kev zam. Nto kev soj ntsuam xyuas tsis tau cov kab nrib pleb, pits, lossis kev sib tw ntau dhau. Thib peb {{5-}}}}}}}} Cov kws tshaj lij kev ntseeg siab rau nws qhov kev ua tau zoo. Ua raws li cov qauv no kom ntseeg Q275 yog haum rau txoj haujlwm tseem ceeb.
Yuav Q275 Lub Qub Hlau Siv Hauv Modular Kev Siv?
Yog lawm, nws lub zog thiab sib xws ua nws zoo tshaj rau cov khoom siv hauv tsev, xws li phab ntsa Prefabricated thiab thav ntawv. Txheem ntev li cas los yooj yim loj ntau lawm ntawm cov khoom siv uas muaj tseeb, ua kom muaj kev sib haum xeeb. Nws wardability pub rau koom nrog cov qauv ruaj ntseg ntawm - chaw. Q275 lub thauj khoom muaj peev xwm txhawb nqa cov qauv teev nyob rau hauv multi- Cov qauv ua yeeb yam. Piv rau cov qhab nia qis dua, nws txo cov kev txhawb nqa uas xav tau, sau cov khoom tsim kho tshiab. Nws qhov ruaj khov ua kom muaj zog ua kom cov modular vaj tse writt kev thauj mus los thiab kev sib dhos.
Dab tsi yog qhov zoo ntawm Q275 lub kaum ntse ntse steel hauv seismic {{}} tiv taus kev tsim kho?
Nws lub zog tensile lub zog thiab kev nruj kev pab nqus seismic lub zog, txo kev puas tsuaj thaum lub ntiaj teb. Cov txheej txheem kub kub siv tau txhim kho kev ua tiav, tso cai tswj kev deformation yam tsis muaj kev sib tsoo. Thaum siv rau hauv cov tshuab bracing, Q275 Angles Tsis kam mus Foral rog, ruaj khov vaj tse. Lawv cov rigidity tiv thaiv ntau dhau sway, tiv thaiv tsis yog- cov ntsiab lus. Hauv cov cheeb tsam seismic, engineers qhia Q275 rau cov pob qij txha tseem ceeb, ua kom cov tuam tsev kom tau raws li cov lej kev nyab xeeb. Nws qhov kev ua tau zoo hauv kev nyuaj siab ua rau nws xaiv tau kev ntseeg tau rau kev ua haujlwm hauv av qeeg-}} tshaj plaws cheeb tsam.
Pab pawg 4
Q275 ANTER STEEL ua rau muaj kev tsim kho kom ruaj khov?
Nws yog 100% rov siv dua, nrog rau cov surrap kaum cov yaj melted thiab rov qab yam tsis muaj kev poob zoo, txo cov khoom siv raw zoo. Kub Rolling siv tsawg zog dua li lub khaub thuas dov, txo nws txoj kev ua hneev. Nws lub zog siab tso cai siv cov khoom siv tsawg dua, txo cov khib nyiab hauv kev tsim kho. Ntev lifespans ntev (kaum xyoo nrog kev saib xyuas kom zoo) txo qhov xav tau ntawm cov kev hloov nquag. Muaj ntau cov qauv yas ntsuab paub Q275 rau nws cov kev siv hluav taws xob thiab kav ntev, txhawb kev muaj ntawv pov thawj kev nyab xeeb.
Dab tsi yog cov txheej txheem sib txawv ua tiav rau Q275 lub qub steel hauv kev tsim kho?
Kub -} dip galvanizing yog dav siv rau sab nraum zoov txheej, muab cov txheej zinc uas tiv taus corrosion rau20+ xyoo. Cov Tshuab Xim (Epoxy Primer + Acrylic Topcoat thiab tiv thaiv kom muaj nyob sab hauv lossis siv vaj tse. Hmoov txheej tsim ib lub durable, nti - Tsis kam ua tiav cov khoom pom. Rau kev tiv thaiv ib ntus, roj txwv tiv thaiv xeb thaum lub sijhawm cia thiab thauj khoom. Qhov kev xaiv yog nyob ntawm ib puag ncig- galvanizing rau cov ntug hiav txwv, pleev xim rau cov tsev lojlaj.
Q275 lub kaum ntse ntse li cas sib txuas nrog lwm yam kev tsim kho cov khoom siv?
Nws khub tau zoo nrog pob zeb ua kom zoo li qub xws li cov kab teeb ci thiab cov kab teeb thaum kos npe lossis bolted. Nrog ntoo, nws tsim hybrid thav ntawv, sib txuas ua ke cov hlau lub zog nrog ntoo rwb thaiv tsev. Thaum koom nrog lwm cov hlau (piv txwv li, stainless hlau nkhaus), lub ntsej muag tshaj tawm tiv thaiv galvanic corrosion. Nws cov ntxhib saum nyiaj sib xyaw ua ke nrog tshuaj khib, txhim kho Masonry kev sib txuas. Cov ntaub ntawv tsim nyog sib xyaw kom muaj Q275 sib xyaw ua ke rau hauv ntau cov tshuab tsim.
Dab tsi yog cov txheej txheem fab rau q275 lub qub steel hauv kev tsim kho?
Kev txiav ua tiav nrog Plasma tsau cov teeb lossis abrasive saws rau precision, txawm tias nyob rau ntu tuab. Dabtsi yog khoov cov xovxwm hydraulic, raws li nws lub zog siab tiv taus deformation ntau dua cov qhab nia qis dua. Drilling tab sis ncaj nrog carbide cov cuab yeej, txawm tias cov ces kaum chicker xav tau nrawm nrawm. Vuam, raws li tau sau tseg, siv cov tswv yim tshwj xeeb kom tswj tau lub zog sib koom tes. Cov hau kev no tso cai rau cov kab lis kev cai zoo li nkhaus, gussets, thiab thav duab, adapting Q275 kom tsim kev tsim qauv.
Vim li cas thiaj yog Q275 lub kaum sab xis steel nyiam rau hnyav machinery bases hauv kev tsim kho?
Nws lub zog siab txhawb qhov hnyav ntawm cov excavators, cranes, thiab lwm cov cuab yeej hnyav, tiv thaiv kev tiv thaiv kev tiv thaiv hauv kev tiv thaiv hauv kev tiv thaiv hauv kev tiv thaiv kev tiv thaiv hauv kev tiv thaiv kev tiv thaiv hauv kev tiv thaiv hauv kev tiv thaiv kev tiv thaiv hauv kev tiv thaiv kev ua haujlwm. Txoj cai tswj lub cev cov qauv faib tawm ntawm cov kev co tshuab kev co, txo lub suab ua suab nrov thiab hnav. Kub Rolled Toubness cuam tshuam kev cuam tshuam los ntawm cov khoom txav, ua kom ntev- lub sij hawm ruaj khov. Nws tuaj yeem ua tau ruaj khov rau kev ruaj ntseg hauv vaj tse, tiv thaiv kev tsiv thaum lub sijhawm ua haujlwm. Piv rau cov qib qis, Q275 lub durability txo cov kev xav tau rau cov hauv paus.
Pawg 5
Dab tsi yog qhov seem tsis muaj kev tiv thaiv rau Q275 kub dov lub kaum sab xis steel?
Ceg ntev kev thev taus yog feem ntau ± 1mm rau cov ces kaum me me thiab ± 2mm rau cov loj (piv txwv li 200mm ob txhais ceg). Thickness sib txawv los ntawm ± 0.5mm rau ± 0.5mm rau ± 0.5mm rau ± 0.5mm, ua kom tiav thauj khoom {{8 8}} cov kabmob muaj peev xwm. Lub kaum sab xis (90 degree) muaj kev ua siab ntev ntawm ± 1 degree, tseem ceeb rau kev sib koom ua ke. Ntev yog nyob rau hauv ± 50mm rau 6M-12mm daim, facilitating qhov kev teeb tsa raug. Cov thev naus laus zis, teev nyob rau hauv GB / T 706, kom Q275 ces kaum haum ua ke sib sau ua ke hauv kev tsim kho.
Yuav ua li cas Q275 lub kaum ntse ntse ua nyob rau hauv ntev-} sij hawm sab nraum zoov?
Nrog cov txheej kom zoo (galvanizing lossis pleev xim), nws kav 20 {{{{{{{{}}} nag, daus, thiab UV kis. Uncoated, nws kuj yuav xeb tsis pub dhau 5-10 xyoo tab sis tuaj yeem tswj hwm nrog kev tawm tsam. Nyob rau hauv ntug hiav txwv cheeb tsam, galvanized Q275 tiv taus ntsev tsuag tshuaj zoo dua li kev tiv thaiv hlau tsis muaj kev tiv thaiv. Nws cov qauv kub dov tawm tiv thaiv kev qaug zog los ntawm qhov kub thiab txias mus txog, tiv thaiv kev tawg thaum lub sijhawm. Cov ntaub ntawv kev ua tau zoo ntev txhawb nws siv nyob rau hauv cov qauv sab nraum zoov zoo li cov choj thiab cov yees.
Lwm txoj kev xaiv rau Q275 Angle Steel rau high- kev siv zog tsim kev pab cuam?
Alloy hlau (piv txwv li, Q355) muaj lub zog siab dua tab sis ntawm tus nqi siab dua tab sis ntawm tus nqi siab dua, haum rau kev thauj khoom ntau. Cold - rolled high - Cov hlau ua kom zoo dua tab sis qis tawv. Stainless hlau cov ces kaum kev tiv thaiv corrosion zoo dua tab sis yog qhov nqi thiab tsawg dua. Rau feem ntau cov ntawv thov, Q275 sib npaug muaj zog, nqi, thiab kev ua haujlwm zoo dua li lwm yam. Cov kws tsim khoom xaiv xaiv cov kev xaiv tsuas yog thaum cov kev xav tau tshwj xeeb (piv txwv li, huab ua kom muaj nuj nqis ntxiv.
Q275 A ARLGG siv steel pab txhawb kev nyab xeeb?
Nws lub zog siab ua kom cov qauv kev ruaj khov, txo kev phom sij hauv cov nra hnyav lossis xwm txheej kub ntxhov. Zoo ib yam zoo (ntawm GB / T 700) minimizes tsis xws luag uas tuaj yeem ua rau tsis tiav. Welded pob qij txha zoo, siv cov kev xav tau pom zoo, tswj kev ncaj ncees hauv kev ntxhov siab. Nws ductility tso cai tswj deformation thaum lub sijhawm xwm txheej zoo li cov av qeeg, tiv thaiv cov neeg nyob hauv av. Ua raws li cov cim ua vaj tsev, uas feem ntau siv Q275, ua kom cov phiaj xwm ua tau raws li cov qauv kev nyab xeeb.
Dab tsi tom ntej no yuav cuam tshuam kev siv Q275 kub dov lub kaum sab xis steel hauv kev tsim kho?
Kev ua kom pom tseeb ntawm kev ceev faj yuav tsav tsheb thov rov ua haujlwm Q275, txo kev cuam tshuam ib puag ncig ib puag ncig. Kev nce qib hauv txheej txheej thev naus laus zis tuaj yeem txuas nws lub neej nyob hauv ib puag ncig hnyav. Kev ua kom muaj kev txhim kho kev loj hlob yuav txhawb nqa kev siv hauv kev tsim kho, siv tus nqi sib xws. Kev sib tw los ntawm siab dua - lub zog, qis} qhov hnyav steels yuav txwv siv hauv qee cov ntawv thov, tab sis Q275 tus nqi ua tau zoo yuav khaws nws lub luag haujlwm hauv kev tsim kho. Kev nrhav hauv vuam thiab cov fabrication tej zaum yuav pab txhawb ntxiv nws cov versatility.
