Carbon Steel
Premium Carbon Steel rau Txhua Kev Lag Luam
High-Quality Carbon Steel rau Industrial & Commercial Applications

Plain Carbon Steel Suppliers los ntawm Tuam Tshoj
Peb muab cov khoom zoo carbon steel uas ua tau raws li qhov xav tau ntawm ntau yam kev lag luam, suav nrog kev tsim kho, tsheb, roj & roj, thiab kev tsim khoom. Peb cov pa roj carbon steel muaj nyob rau hauv ntau qib, tuab, thiab cov ntaub ntawv kom haum rau koj qhov kev xav tau tshwj xeeb. Nrog cov khoom siv kho tshuab zoo heev, ua haujlwm ntev, thiab tus nqi siv nyiaj, carbon steel yog cov khoom siv rau ntau yam kev siv.
Carbon Steel Specifications
Peb muab ntau yam khoom siv carbon steel, txhua tus tsim ua kom tau raws li cov qauv zoo tshaj plaws
Yam khoom



Muaj Qib & Loj
| Qib Muaj | A36, A105, 1045, 1060, thiab lwm yam |
| Cov ntawv | Daim ntawv, daim hlau, kav, raj, thiab coils |
| Thicknesses | Ntau yam ntawm 0.5mm txog 200mm, nyob ntawm cov khoom |
| Nto tiav | Kub dov, txias dov, galvanized, los yog pickled & oiled |
| Custom Sizes | Muaj nyob ntawm qhov kev thov |
Kub Rolled thiab Cold Rolled Carbon Steel nthuav dav loj
| Cov khoom | Thickness | Dav | Ntev / Inner Diameter |
| Kub Rolled Coils | 2. 5-10 0mm | 610-2000 hli | tus neeg yuav tsum tau muaj / 610mm |
| Kub Rolled Strips | 2. 5-10 0mm | 16 0-600 hli | cov neeg siv khoom xav tau |
| Kub Rolled Ntawv | 1 2-25 hli | 600-3000 hli | 2000-12000 hli |
| Kub Rolled Heavy Phaj | 6. 0-100 hli | 1500-3500 hli | 6000-18000 hli |
| Kub Rolled Nkoj Daim Hlau | 6. 0-100 hli | 1500-3500 hli | 6000-18000 hli |
| Txias Rolled Coils | {0}}3-6.0mm | 610-2000 hli | Cov neeg siv khoom xav tau / 508mm lossis 610mm |
| Txias Rolled Strips | {0}}1-3.0mm | 4 0-600 hli | cov neeg siv khoom xav tau |
| Cov Ntawv Txias Rolled | {{0}}.2mm-4.0mm | 600mm -2000 hli | 2000mm -6000 hli |
Vim li cas thiaj xaiv peb cov Carbon Steel?
Peb cov khoom siv carbon steel yog engineered rau siab tshaj plaws thiab durability, ua rau lawv zoo meej rau cov qauv siv, machinery, thiab cov cuab yeej. Txawm hais tias koj xav tau cov hlau rau kev tsim kho hnyav lossis ib puag ncig kev ntxhov siab, peb cov pa roj carbon steel muab kev ua tau zoo dhau sijhawm.
Carbon steel yog cov khoom siv ntau yam siv thoob plaws hauv kev lag luam. Muaj nyob rau hauv ntau qib xws li A36, A105, 1045, 1060, thiab ntau dua, nws yog qhov zoo tagnrho rau kev tsim cov kab hluav taws xob, cov kav dej, cov khoom siv tsheb, thiab cov tshuab. Nws yooj yooj yim tso cai rau yooj yim sib sau, vuam, thiab machining.
Cov pa roj carbon steel yog paub txog nws cov nqi pheej yig yam tsis muaj kev cuam tshuam rau qhov zoo. Nws cov nqi tsim khoom qis dua ua rau nws xaiv kev lag luam rau cov haujlwm loj, muab kev ua haujlwm thiab kev ua haujlwm ntev uas koj xav tau thaum nyob hauv pob nyiaj siv.
Peb muab cov pa roj carbon steel nyob rau hauv ntau yam ntawm cov qib thiab cov ntaub ntawv, nrog rau cov ntawv, phaj, kav, tuav, thiab coils. Qhov no ua kom koj tuaj yeem nrhiav cov khoom tsim nyog rau koj qhov project, txawm tias koj xav tau cov hlau rau cov ntawv thov kev lag luam hnyav lossis qhov project me me.
Peb nkag siab tias txhua qhov project muaj cov kev xav tau tshwj xeeb. Tias yog vim li cas peb muab cov khoom siv carbon steel hauv kev cai ntau thiab tsawg, qib, thiab tiav. Los ntawm cov ntawv txiav-rau-loj rau cov thicknesses thiab qib, peb tuaj yeem muab cov kev daws teeb meem kom haum rau koj qhov project specifications.
Carbon Steel yog dab tsi?




Cov pa roj carbon steel los yog cov hlau tsis tshua muaj hlau yog cov hlau uas muaj cov hlau thiab cov pa roj carbon ntau, nrog cov ntsiab lus carbon feem ntau xws li 0 05% mus rau 2.1% los ntawm qhov hnyav. Nws muaj qee qhov me me ntawm lwm cov ntsiab lus, xws li silicon, manganese, phosphorus, thiab sulfur, uas tej zaum yuav muaj nyob rau hauv cov kab. Cov ntsiab lus carbon hauv carbon steel txiav txim siab nws cov khoom siv kho tshuab thiab tuaj yeem muab faib ua peb hom: cov pa roj carbon tsawg (0.02% rau 0.3% carbon), nruab nrab -carbon steel (0.3% rau 0.6% carbon), thiab high-carbon steel (0.6% rau 2% carbon).
Cov khoom no yog txawv los ntawm lwm yam hlau, xws li stainless hlau, carbon hlau tsis muaj ib qho tseem ceeb ntawm lwm yam alloying ntsiab xws li chromium, nickel, los yog molybdenum. Qhov kev yooj yim hauv kev sib xyaw ua rau carbon steel yog qhov kev xaiv nrov thiab raug nqi rau ntau yam kev lag luam thiab kev lag luam.
Kev ua tau zoo ntawm Carbon Steel
Siab Tensile zog
Cov pa roj carbon steel muaj lub zog tensile zoo, tshwj xeeb tshaj yog thaum cov ntsiab lus carbon nce. Qhov no ua rau nws zoo tagnrho rau kev siv cov qauv, qhov twg cov ntaub ntawv yuav tsum tau nqa hnyav loads tsis deforming.
Nqi-zoo
Piv nrog rau lwm hom hlau, carbon steel kuj pheej yig los tsim thiab yuav khoom, ua rau nws xaiv kev lag luam rau cov phiaj xwm loj yam tsis muaj kev txi.
Ntau yam
Nrog nws cov qib ntawm cov qib thiab cov khoom, carbon steel yog ntau yam. Nws tuaj yeem ua rau cov nplooj ntawv, kav dej, tuav, pas nrig, thiab lwm yam ntaub ntawv kom haum rau ntau yam kev lag luam thiab kev lag luam. Nws machinability thiab formability kuj ua rau nws yooj yim mus ua hauj lwm nrog thaum lub sij hawm fabrication txheej txheem.
Durability thiab hnav tsis kam
High-carbon steel, tshwj xeeb, yog qhov nyuaj heev thiab hnav-resistant. Qhov no ua rau nws zoo meej rau cov cuab yeej thiab cov khoom siv uas ua rau muaj kev ntxhov siab lossis kev sib txhuam, xws li cov cuab yeej txiav, springs, thiab cov xov hlau.
Weldability thiab Machinability
Tsawg-carbon steel (me me steel) yog cov weldable thiab machinable, ua rau nws nyiam rau kev tsim kho. Nws tuaj yeem ua tau yooj yim zoo li, welded, thiab txiav yam tsis muaj kev txi lub zog, txo cov sij hawm tsim khoom thiab cov nqi zog.
Kev kho cua sov zoo heev
Cov pa roj carbon steel tuaj yeem kho cua sov los txhim kho nws cov khoom siv kho tshuab. Los ntawm cov txheej txheem xws li annealing, quenching, thiab tempering, manufacturers tuaj yeem txhim khu nws hardness, ductility, thiab toughness.
Kev siv cov pa roj carbon steel
Carbon steel versatility ua rau nws tseem ceeb nyob rau hauv ntau yam kev lag luam
Kev tsim kho
Siv rau cov qauv kab teeb, kev txhawb zog, thiab thav duab vim nws lub zog siab thiab ua haujlwm ntev
01
Automotive
Qhov tseem ceeb rau kev tsim lub cev panels, chassis Cheebtsam, thiab cav qhov chaw
02
Roj & Roj
Cov pa roj carbon steel yog qhov tseem ceeb rau cov kav dej, cov hlab ntsha siab, thiab cov tso tsheb hlau luam vim nws lub zog thiab tsis kam tiv thaiv kev ntxhov siab.
03
Kev tsim khoom
Zoo tagnrho rau machinery Cheebtsam, cuab yeej, thiab khoom siv.
04
Ua liaj ua teb
Cov pa roj carbon steel yog siv rau cov khoom siv ua liaj ua teb, tshuab, thiab kev daws teeb meem
05
Hom Carbon Steel
Xaiv cov carbon hlau zoo rau koj daim ntawv thov
Carbon Steel Qeb Raws li cov ntsiab lus carbon
Tsawg-Carbon Steel (Mild Steel)
Cov ntsiab lus carbon:{{0}}.05% rau 0.25%
Yam ntxwv:Mos, zoo heev malleable, yooj yim rau tshuab, thiab weld. Siv dav hauv kev tsim kho, tsheb, thiab kev siv engineering dav dav.
Nruab nrab-Carbon Steel
Cov ntsiab lus carbon:{{0}}.25% rau 0.60%
Yam ntxwv:Muaj zog thiab nyuaj dua li cov pa roj carbon tsawg, nrog kev hnav zoo dua. Haum rau kev tsim cov iav, axles, thiab cov khoom siv tshuab.
High-Carbon Steel
Cov ntsiab lus carbon:0.60% rau 2.1%
Yam ntxwv:Nyuaj heev, nkig, thiab tsawg dua ductile. High-carbon steel feem ntau yog siv rau kev txiav cov cuab yeej, springs, thiab high-strength xov hlau.
Txhua hom muaj cov khoom siv sib txawv, tso cai rau nws ua haujlwm rau ntau yam kev siv raws li nws qhov kev ua tau zoo.
Cov pa roj carbon steel pawg raws li kev siv
Carbon steel qauv
Carbon structural steel yog ib hom carbon steel nrog cov ntsiab lus carbon txog {{0}}}05% txog 0.70% (qee qhov tuaj yeem siab li 0.90%), feem ntau yog siv rau kev tsim khoom. engineering Cheebtsam thiab mechanical qhov chaw. Raws li nws qhov zoo thiab kev siv, carbon structural steel tuaj yeem muab faib ua ob pawg: Plain carbon structural steel thiab high-quality carbon structural steel.
- Plain carbon steel qauv
Qhov no muaj ntau impurities, yog tus nqi qis, thiab feem ntau yog siv rau hauv cov ntawv thov uas yuav tsum tau ua haujlwm tsis siab. Nws cov ntsiab lus carbon feem ntau yog qis dua {{0}}.30%, thiab cov ntsiab lus manganese tsis tshaj 0.80%. Nws muaj zog tsawg tab sis zoo plasticity, toughness, thiab txias deformation kev ua tau zoo.
- High-zoo carbon structural steel
Hom hlau no yog purer, nrog tsawg impurities thiab zoo mechanical zog. Nws tuaj yeem siv tom qab kev kho cua sov. Raws li nws cov ntsiab lus manganese, nws tuaj yeem muab faib ua ob pawg: cov ntsiab lus manganese zoo tib yam (tsawg dua {{0}}.80%) thiab cov ntsiab lus manganese siab dua (0.80% txog 1.20%).
Kev ua tau zoo thiab kev siv
Carbon structural steel muaj zoo tag nrho txhua yam khoom thiab yog dav siv nyob rau hauv railways, txuas hniav, ntau yam kev tsim kho tej yaam num, thiab tsim los ntawm ntau yam hlau Cheebtsam uas dais static loads. Nws kuj yog siv rau cov khoom siv tsis tseem ceeb uas tsis tas yuav kho cua sov, nrog rau cov khoom siv welded.
Carbon Tool Steel
Cov cuab yeej carbon steel feem ntau yog siv los ua cov cuab yeej txiav, pwm, thiab ntsuas cov cuab yeej. Nws cov ntsiab lus carbon feem ntau yog nyob nruab nrab ntawm 0.65% thiab 1.35%. Raws li kev siv sib txawv, cov cuab yeej carbon steel tuaj yeem muab faib ua cov cuab yeej txiav cov hlau, carbon pwm steel, thiab cov cuab yeej ntsuas carbon steel.
Kev ua tau zoo thiab kev siv
Cov cuab yeej carbon steel muaj kev ua haujlwm zoo, tus nqi qis, thiab yooj yim rau forge thiab txiav. Nws hardness, hnav tsis kam, thiab liab hardness (lub peev xwm los tuav hardness thaum raug tshav kub thaum ua hauj lwm) yog tag nrho cov zoo heev. Nws yog qhov tsim nyog rau kev ua cov cuab yeej me me, yooj yim hauv cov duab, ua haujlwm ntawm qhov txiav nrawm, muaj cov khoom noj me me, thiab ua haujlwm ntawm qhov kub thiab txias.
Cov pa roj carbon zoo steel qib muaj xws li T7, T8, T10, thiab T12. Txhua qib yog haum rau qhov sib txawv ntawm cov cuab yeej tsim los ntawm kev hloov pauv ntawm cov ntsiab lus carbon thiab kev kho cua sov.
Dawb-txiav cov qauv hlau
Dawb-txiav structural steel yog ib hom hlau uas cov ntsiab lus xws li sulfur, lead, tellurium, los yog bismuth ntxiv kom cov hlau nkig thiab txhim kho nws cov kev ua haujlwm. Cov ntsiab lus no pab cov hlau tawg mus rau hauv cov chips yooj yim dua thaum txiav, uas ua rau kev txiav ceev thiab ua rau lub neej ntev.
Classification thiab Application
Dawb-txiav cov qauv hlau tuaj yeem muab faib ua ntau hom raws li cov ntsiab lus ntxiv thiab lawv cov ntsiab lus, xws li sulfur-ntxiv dawb-txiav steel, sulfur-phosphorus-ntxiv dawb-txiav steel, thiab txhuas-ntxiv dawb-txiav steel. Nws muaj ntau yam kev siv thiab feem ntau siv los tsim ntau lub tshuab thiab ntsuas qhov chaw uas tsis tas yuav muaj cov khoom siv siab, xws li bolts, txiv ntseej, pins, shafts, yeeb nkab txuas, thiab lwm yam. Cov khoom no xav tau kev ua haujlwm zoo thaum lub sijhawm tsim khoom. txheej txheem los xyuas kom meej efficiency thiab precision.
carbon steel structural steel, carbon cuab yeej steel, thiab dawb-txiav structural steel txhua tus muaj cov yam ntxwv ua tau zoo thiab cov chaw siv. Hauv kev siv cov tswv yim, hom carbon hlau tsim nyog yuav tsum raug xaiv raws li cov kev xav tau tshwj xeeb thiab kev ua haujlwm.
cov kev pabcuam peb muab
Peb cov khoom lag luam loj tuaj yeem ua raws li kev cai thiab qhov loj me rau koj qhov project specifications
Ntau yam ntawm cov qib thiab qhov ntau thiab tsawg
Peb muab ntau qib thiab qhov ntau thiab tsawg ntawm cov pa roj carbon steel los ua kom tau raws li qhov xav tau ntawm kev lag luam sib txawv.
Customization Options
Peb cov khoom tuaj yeem kho raws li koj qhov kev xav tau tshwj xeeb, suav nrog thickness, dav, nto tiav, thiab coil ntev.


High-Quality Assurance
Peb muab cov kev pabcuam thib peb los xyuas kom meej tias koj tau txais cov khoom zoo tshaj plaws xwb.
Kev xa khoom sai thiab ntseeg tau
Nrog rau cov khoom lag luam loj, peb tuaj yeem teb sai sai rau cov neeg siv khoom xav tau thiab xyuas kom cov khoom xa tuaj sai.
Carbon Steel Manufactured li cas?
Kev tsim cov pa roj carbon steel suav nrog ntau cov txheej txheem tseem ceeb, txhua yam uas ua lub luag haujlwm tseem ceeb hauv kev txiav txim siab cov khoom kawg ntawm cov hlau thiab kev ua haujlwm. Ntawm no yog kev tawg ntawm cov theem tseem ceeb hauv kev tsim cov pa roj carbon steel:
1. Raw Materials thiab Ironmaking
2. Steelmaking
3. Refining thiab Casting
4. Rolling thiab Shaping
5. Kev kho cua sov
6. Kev tshuaj xyuas zoo thiab ntim khoom
Raw Materials thiab Ironmaking
Kev tsim cov pa roj carbon steel pib nrog kev rho tawm ntawm cov hlau ore, uas yog ib qho ntawm cov khoom siv tseem ceeb. Cov hlau ore yog smelted nyob rau hauv lub qhov cub tawg, qhov chaw uas nws yog rhuab nrog coke (ib daim ntawv ntawm carbon) thiab limestone los tsim molten hlau. Thaum cov txheej txheem no, impurities raug tshem tawm, thiab carbon ntxiv.
Steelmaking
Molten hlau los ntawm lub qhov cub tawg yog tom qab ntawd hloov mus rau qhov cub hluav taws xob yooj yim (BOF) lossis hluav taws xob arc rauv (EAF), qhov chaw uas nws tau tov nrog cov khoom seem. Oxygen yog tshuab los ntawm cov hlau molten kom txo cov ntsiab lus carbon mus rau qib uas xav tau. Alloying cov ntsiab lus, xws li manganese lossis silicon, kuj tseem tuaj yeem raug ntxiv rau theem no, nyob ntawm seb qib tshwj xeeb ntawm carbon steel raug tsim.
Refining thiab Casting
Tom qab steelmaking, molten steel yog ntxiv refined kom ntseeg tau tias impurities raug txo, thiab cov muaj pes tsawg leeg ua tau raws li qhov yuav tsum tau specifications. Thaum cov hlau tau ua kom zoo dua qub, nws tau muab pov rau hauv cov duab ib nrab, xws li slabs, billets, lossis tawg paj, siv cov txheej txheem hu ua nruam casting.
Rolling thiab Shaping
Cov hlau semi-tiav yog ces kub-dov los yog txias-dov rau hauv nws cov duab kawg, xws li nplooj ntawv, daim hlau, coils, tuav, los yog cov kav dej. Kub dov yog ua tiav ntawm qhov kub thiab txias, ua rau cov hlau yooj yim rau kev tsim, thaum txias dov yog ua nyob rau hauv chav tsev kub los txhim kho nto tiav thiab qhov tseeb qhov tseeb.
Kev kho cua sov
Cov txheej txheem kev kho cua sov, xws li annealing, normalizing, quenching, thiab tempering, yog siv los hloov cov microstructure ntawm carbon steel, txhim kho nws cov khoom zoo li hardness, ductility, thiab toughness. Kev kho cua sov yog qhov tseem ceeb rau kev tsim cov pa roj carbon steel nrog cov yam ntxwv ua tau zoo rau cov kev siv tshwj xeeb.
Kev soj ntsuam zoo thiab ntim khoom
Peb cov khoom siv carbon steel tau raug soj ntsuam nruj me ntsis rau qhov raug qhov tseeb, qhov zoo ntawm qhov chaw, thiab cov khoom siv kho tshuab, nrog rau kev xaiv thib peb, thiab tau ntim khoom ruaj ntseg siv cov khoom siv corrosion-resistant, kev cai ntim cov kev daws teeb meem xws li cov pob khoom lossis cov thawv, thiab cov ntawv sau meej kom muaj kev nyab xeeb. kev thauj mus los thiab kev txheeb xyuas yooj yim.
Carbon Steel vs. Lwm hom hlau
Carbon Steel vs Stainless hlau
Carbon Steel
Feem ntau muaj cov pa roj carbon thiab hlau, nrog me ntsis kom tsis muaj alloying ntsiab. Paub txog nws lub zog, pheej yig, thiab muaj dav.
Stainless hlau
Muaj cov nyiaj tseem ceeb ntawm chromium (10.5% lossis ntau dua) rau kev tiv thaiv corrosion. Ntau kim tab sis zoo tagnrho rau cov ntawv thov uas xeb kuj tseem ceeb (xws li, kev ua zaub mov, khoom siv kho mob).
Carbon Steel vs Alloy Steel
Carbon Steel
Feem ntau yog tsim los ntawm hlau thiab carbon, nrog ob peb lwm yam.
Hlau alloy
Muaj cov alloying ntxiv xws li npib tsib xee, chromium, los yog molybdenum, uas muab kev txhim kho lub zog, toughness, los yog tiv thaiv corrosion.
Quality Assurance thiab Certifications
Ntawm Tieyao steel tuam txhab, qhov zoo yog peb qhov tseem ceeb tshaj plaws. Peb cov khoom siv carbon steel yog tsim los ua kom tau raws li cov qauv kev lag luam thiab dhau los ua cov txheej txheem tswj xyuas kom muaj kev ntseeg siab thiab ua haujlwm zoo.
Kev kuaj khoom
Muaj raws li kev thov, suav nrog cov khoom siv kho tshuab thiab tshuaj lom neeg muaj pes tsawg leeg tsom xam.
Kev soj ntsuam thib peb
Peb muab cov kev pabcuam thib peb los xyuas kom ua raws li qhov project specifications.
Ua raws li cov qauv
Tag nrho cov khoom ua raws li ASTM, ASME, thiab lwm yam kev lag luam tshwj xeeb cov qauv.

QMC

EMC

OHSMS

SGS

SGS

TEST REPORT
Cov neeg siv khoom Testimonials
—Sarah P.
Manufacturing Engineer
- Mike J.
Tus Thawj Saib Xyuas Kev Tsim Kho
—John D.
Manufacturing Supervisor
Peb lub Hoobkas
Henan Tieyao Trading Co., Ltd., tsim nyob rau hauv 2005, yog ib qho ntawm Tuam Tshoj tus ua hlau thiab stainless hlau lwm tus neeg. Peb muaj nplooj siab rau kev ua, kev muag khoom, thiab kev pabcuam ntawm cov hlau tsis muaj steel thiab cov khoom siv hlau tshiab. Nrog ntau tshaj kaum xyoo ntawm kev paub hauv kev muab kev daws teeb meem rau cov pa roj carbon steel thiab stainless hlau strips, foils, thiab nplooj ntawv, peb tau dhau los ua tus neeg koom tes hauv kev lag luam.
Tieyao Steel tuam txhab tau cog lus los muab kev lag luam thoob ntiaj teb kev ua haujlwm siab, siab-corrosion-resistant, thiab high-nitrogen steel thiab stainless hlau cov khoom, npog austenitic stainless hlau, ferritic stainless hlau, martensitic stainless hlau, duplex stainless hlau, tshwj xeeb alloys, thiab nickel-chromium alloys. Peb muab ntau yam khoom, nrog rau cov qib sib txawv thiab cov ntsiab lus ntawm stainless hlau, precision alloys, high-temperature alloys, thiab tshwj xeeb steels nyob rau hauv daim ntawv ntawm cov xov hlau, raj, tuav, strips, thiab profiles.
Cov khoom siv dav siv nyob rau hauv high-end manufacturing teb xws li aerospace, aviation, roj av, marine, shipbuilding, fais fab nroj tsuag, heavy machinery, instruments, kho mob, tshuaj, automotive, thiab electronics. Ntxiv rau qhov muaj qhov tseem ceeb hauv kev lag luam hauv tsev, peb cov khoom tseem raug xa tawm mus rau Tebchaws Europe, Lub Tebchaws Yelemees, Nyiv, Kaus Lim Qab Teb, Is Nrias teb, Brazil, Saudi Arabia, thiab lwm lub tebchaws thiab cheeb tsam. Peb tau mob siab rau muab cov khoom siv dav dav, tus nqi tsim nyog rau kev daws teeb meem kom ntseeg tau tias peb cov khoom ua tau raws li cov qauv siab thiab ntau yam kev xav tau ntawm peb cov neeg siv khoom.



fAQ
Q: Cov qib carbon steel koj muab dab tsi?
Q: Koj puas tuaj yeem muab qhov ntau thiab tsawg thiab thicknesses?
Q: Dab tsi kev lag luam feem ntau siv carbon steel?
Q: Qhov kev txiav txim yam tsawg kawg nkaus yog dab tsi?
Q: Koj lub sijhawm ua haujlwm yog dab tsi?
Tau txais Daim Ntawv Tso Cai rau Carbon Steel Hnub no
Nrhiav kev txhim khu kev qha carbon steel khoom? Tiv tauj peb hnub no los thov kev cai quotes. Peb pab pawg kws tshaj lij tau npaj los pab koj nrhiav cov kev daws teeb meem carbon steel rau koj qhov project, tsis hais qhov loj lossis qhov nyuaj. Peb muab lub sijhawm hloov pauv sai thiab tus nqi sib tw kom ntseeg tau tias koj tau txais tus nqi zoo tshaj.
peb nyob ntawm no rau koj
Xa lus nug




