1. Txheej txheem cej luam ntawm ASTM A213 T11 Alloy Steel Tubing
ASTM A213 T11 hlau hlau rajyog qib chromium-molybdenum low-alloy steel uas siv dav raukev pabcuam kub thiab siab hauv boilers, superheaters, thiab cov cua sov sib pauvQhov ntxiv ntawm chromium thiab molybdenum ua rau muaj kev tiv thaiv oxidation, lub zog nkag, thiab kev ruaj khov ntawm cov qauv hauv qab qhov kub siab. Vim yog cov khoom no,ASTM A213 T11 seamless hlau alloy yeeb nkabfeem ntau siv rau hauv cov chaw tsim hluav taws xob, kev teeb tsa petrochemical, cov cua sov refinery, thiab cov khoom siv pauv cua sov hauv kev lag luam.
LubASTM A213 T11 tus qauv, kuj tau luam tawm uaASME SA213 T11, qhia meej txog cov kev cai rau cov raj hlau ferritic thiab austenitic alloy uas tsis muaj qhov sib txuas uas tsim los rau kev pabcuam kub siab. Cov lus qhia no suav nrogcov tshuaj lom neeg muaj pes tsawg leeg, cov khoom siv kho tshuab, kev kho cua sov, kev kam rau qhov ntev, cov txheej txheem sim, thiab cov txheej txheem tshuaj xyuaskom ntseeg tau tias muaj kev nyab xeeb hauv cov khoom siv siab.
Ua ib lub chaw tsim khoom tshaj lij,Womic Steeltsim cov khoom zooASTM A213 T11 hlau hlau rajsiv cov kab tsim khoom siv seamless thiab cov txheej txheem tswj xyuas zoo. Peb cov khoom tuaj yeem muab nrogEN 10204 3.1 lossis EN 10204 3.2 ntawv pov thawj, thiab rau cov haujlwm khoom siv siab European, cov raj tuaj yeem ua raws liCov kev cai ntawm daim ntawv pov thawj PED 2014/68/EUNrog cov khoom siv raw khoom ruaj khov thiab cov pab pawg kws tshaj lij, Womic Steel ua kom cov khoom zoo sib xws, cov sijhawm xa khoom txhim khu kev qha, thiab kev hloov kho tau yooj yim rau cov haujlwm lag luam thoob ntiaj teb.
2. Cov Khoom Siv thiab Qhov Ntev ntawm ASTM A213 T11 Cov Hlab
LubASTM A213 T11 hlau hlau rajtsim los ntawm Womic Steel muaj ntau qhov ntau thiab tsawg uas haum rau cov boilers, cov khoom hloov cua sov, thiab cov kav dej siab. Ob qho tib sicov raj xa dej kub-ua tiav thiab cov raj xa dej txias-kostuaj yeem tsim tau nyob ntawm qhov yuav tsum tau ua kom raug.
Rooj 1 - ASTM A213 T11 Tube Ntau Lawm
| Cov Qauv | Cov Lus Qhia Tshwj Xeeb |
| Sab Nraud Txoj Kab uas hla | 12.7 hli - 219 hli |
| Phab ntsa tuab | 1.5 hli - 30 hli |
| Qhov Ntev Txheem | 6 m – 12 m |
| Qhov Ntev Tshaj Plaws | Txog li 18 m |
| Txoj Kev Tsim Khoom | Seamless Kub Tiav / Txias Kos |
| Qhov Xwm Txheej Nto | Dub / Pickled / Txhaj Tshuaj Tua |
Lub peev xwm dav dav ua kom ntseeg tau tiasASTM A213 T11 seamless rajtuaj yeem ua tau raws li qhov yuav tsum tau ua ntawm ntau yam kev hloov pauv cua sov hauv kev lag luam.
3. Kev Ntsuas Kev Ntsuas ntawm ASTM A213 T11 Alloy Steel Tubes
Qhov tseeb ntawm qhov ntev yog qhov tseem ceeb heev rau cov kav dej siab. Womic Steel tsim khoomASTM A213 T11 hlau hlau rajua raws li ASTM qhov yuav tsum tau ua kom ntseeg tau tias muaj kev sib raug zoo nrog kev tsim khoom, kev vuam, thiab kev teeb tsa.
Rooj 2 - Kev kam rau siab ntawm qhov ntev
| Cov Qauv | Kev kam rau siab tso cai |
| Sab Nraud Txoj Kab uas hla | ±0.75% |
| Phab ntsa tuab | ±10% |
| Ntev | +3 hli / 0 |
| Kev Ncaj Ncees | ≤1/1000 ntawm lub raj ntev |
| Qhov Ovality | Nyob rau hauv OD kam rau siab |
Cov kev kam rau siab no pab xyuas kom meej tiasASTM A213 T11 boiler rajtswj kom haum thaum lub sijhawm teeb tsa hauv cov tshuab boiler siab.
4. Cov Tshuaj Lom Zem ntawm ASTM A213 T11 Alloy Steel
Kev ua tau zoo ntawmASTM A213 T11 hlau hlau rajyog ua tiav los ntawm kev tswj hwm cov khoom sib xyaw ua ke zoo. Chromium txhim kho kev tiv thaiv oxidation thaum molybdenum txhim kho lub zog nkag ntawm qhov kub siab.
Rooj 3 - Cov Tshuaj Lom Zem ntawm ASTM A213 T11
| Khoom | Cov khoom xyaw (%) |
| Cov pa roj carbon (C) | 0.05 – 0.15 |
| Manganese (Mn) | 0.30 – 0.60 |
| Phosphorus (P) | ≤0.025 |
| Sulfur (S) | ≤0.025 |
| Silicon (Si) | 0.50 – 1.00 |
| Chromium (Cr) | 1.00 – 1.50 |
| Molybdenum (Mo) | 0.44 – 0.65 |
Cov khoom sib xyaw ua ke no tso cai rauASTM A213 T11 seamless hlau alloy yeeb nkabua tau zoo hauv qhov kub thiab txias thiab qhov siab.
5. Cov Khoom Siv Kho Tshuab ntawm ASTM A213 T11 Cov Hlab
Lub zog kho tshuab yog qhov tseem ceeb rau cov raj siv hauv boiler thiab cov tshuab hloov pauv cua sov.ASTM A213 T11 hlau hlau rajyuav tsum ua tau raws li cov kev cai nruj ntawm cov khoom siv kho tshuab uas tau teev tseg los ntawm tus qauv ASTM.
Rooj 4 - Cov Khoom Siv Kho Tshuab
| Vaj tse | Qhov Yuav Tsum Tau Ua |
| Lub zog tensile | ≥415 MPa |
| Lub Zog Tawm | ≥205 MPa |
| Kev ntev | ≥30% |
| Qhov nyuaj | ≤85 HRB |
Cov yam ntxwv kho tshuab no tso cai rauASTM A213 T11 boiler rajkom tiv taus kev ntxhov siab thermal thiab kev siab sab hauv thaum lub sijhawm ua haujlwm ntev.
6. Kev Tsim Khoom ntawm ASTM A213 T11 Seamless Tubes
Ntawm Womic Steel,ASTM A213 T11 hlau hlau rajraug tsim los ntawm kev tswj hwm nruj me ntsis thiab tsis muaj qhov tsis sib xws. Txhua theem ntawm kev tsim khoom raug saib xyuas kom lav qhov kev ncaj ncees ntawm cov hlau thiab qhov ntev.
Cov txheej txheem tsim khoom ib txwm muaj:
Kev Tshuaj Xyuas Khoom Siv Raw → Kev Txiav Billet → Kev Ua Kub → Kev Tho Kub → Kev Dov Kub → Kev Kho Kub → Kev Ncaj → Kev Ntsuas Tsis Ua Rau Puas Tsuaj → Kev Tshuaj Xyuas Zaum Kawg → Kev Ntim Khoom
Cov txiaj ntsig tseem ceeb ntawm kev tsim khoom suav nrog:
• Cov hlau sib xyaw zoo los ntawm cov chaw tsim khoom uas tau ntawv pov thawj
• Cov khoom siv kub dov siab heev uas ua kom cov phab ntsa tuab sib npaug
• Cov khoom siv ncaj thiab ua tiav kom raug
• Kev taug qab tiav los ntawm tus lej cua sov ntawm cov khoom siv raw mus rau lub raj xa dej tiav
Cov kev tswj hwm kev siv tshuab no ua kom ntseeg tau tias txhua yamASTM A213 T11 seamless hlau alloy rajua tau raws li cov kev cai ntawm cov qauv khoom siv siab thoob ntiaj teb.
7. Cov Kev Cai Kho Mob Kub
Kev kho cua sov yog qhov tseem ceeb rau kev ua tiav qhov xav tau microstructure thiab cov khoom siv kho tshuab ntawmASTM A213 T11 hlau hlau rajKev kho cua sov kom zoo yuav ua rau lub zog, kev tawv, thiab kev ruaj khov mus sij hawm ntev hauv qhov kub siab.
Cov txheej txheem kho cua sov ib txwm muaj xws li:
• Kev ua kom sov tag nrho
• Kev ua kom sov sov
• Kev tswj cov txheej txheem txias
Cov kev kho mob no ua kom cov qauv noob sib npaug thiab txhim kho qhov ruaj khov ntawmASTM A213 T11 boiler rajnyob rau hauv kev ua haujlwm kub siab tas mus li.
8. Kev Tshuaj Xyuas thiab Kev Ntsuas
Kev tswj xyuas qhov zoo yog ib feem tseem ceeb ntawm kev tsim khoomASTM A213 T11 hlau hlau rajWomic Steel ua cov kev tshuaj xyuas kom meej kom ntseeg tau tias cov khoom muaj kev ntseeg siab.
Kev Ntsuas Tshuab thiab Lub Cev
• Kev sim zog
• Kev sim qhov nyuaj
• Kev sim ua kom tiaj tiaj
• Kev sim ua kom tawg
• Kev sim siab hydrostatic
Kev Ntsuas Tsis Ua Rau Puas Tsuaj
• Kev kuaj xyuas los ntawm Ultrasonic (UT)
• Kev sim tam sim no eddy (ET)
• Kev kuaj xyuas cov khoom sib nqus (MT) yog tias xav tau
Daim Ntawv Pov Thawj
Tag nrhoASTM A213 T11 rajtuaj yeem muab nrog:
•EN 10204 3.1 Daim Ntawv Pov Thawj Xeem Zeb
•EN 10204 3.2 Daim Ntawv Pov Thawj Tshuaj Xyuas Sab Nraud
•Cov ntaub ntawv pov thawj ua raws li PED 2014/68/EU
Cov koom haum tshuaj xyuas sab nraud yuav suav nrogSGS, BV, TÜV, thiab DNV.
9. Kev Ua Haujlwm thiab Kev Tsim Khoom
Ntxiv rau kev muab khoomASTM A213 T11 hlau hlau raj, Womic Steel kuj muab ntau yam kev pabcuam tsim khoom thiab ua cov txheej txheem los txhawb cov kev xav tau ntawm kev teeb tsa project.
Cov kev pab cuam ua tiav suav nrog:
• Kev khoov thiab tsim cov raj
• Cov raj xa dej U-bend rau cov khoom sib pauv cua sov
• Kev txiav thiab kev ua haujlwm kom raug
• Kev tsim cov yeeb nkab ua ntej
• Kev khawb thiab kev npaj qhov kawg tshwj xeeb
Cov kev pabcuam no tso cai rau cov neeg siv khoom kom tau txaiscov khoom npaj txhij rau kev teeb tsa, txo cov sijhawm teeb tsa hauv thaj teb.
10. Cov ntawv thov ntawm ASTM A213 T11 Alloy Steel Tubes
Vim lawv lub zog kub zoo heev thiab tiv taus oxidation,ASTM A213 T11 hlau hlau rajyog siv dav hauv ntau yam kev lag luam kub siab.
Cov ntawv thov ib txwm muaj xws li:
• Cov raj xa dej boiler ntawm lub chaw tsim hluav taws xob
• Cov raj xa dej kub heev
• Cov raj xa cua sov
• Cov khoom siv ua roj av
• Cov kav dej kub siab hauv cov chaw ua roj av
Qhov ruaj khov ntawmASTM A213 T11 seamless hlau alloy yeeb nkabua rau lawv yog ib qho tseem ceeb hauv kev siv hluav taws xob niaj hnub thiab kev lag luam.
11. Peev Xwm Tsim Khoom thiab Kev Xa Khoom Zoo
Womic Steel tswj hwm lub peev xwm tsim khoom muaj zog rauASTM A213 T11 hlau hlau rajtxhawb nqa los ntawm cov khoom siv raw khoom ruaj khov thiab cov khoom siv tsim khoom siab heev.
Peb cov txiaj ntsig ntawm kev tsim khoom muaj xws li:
• Ntau txoj kab tsim cov raj xa dej tsis muaj seamless
• Kev muab cov hlau alloy billet ruaj khov los ntawm cov chaw tsim khoom tsim nyog
• Kev tswj xyuas zoo thiab cov txheej txheem tshuaj xyuas nruj
• Kev teem sijhawm tsim khoom yooj ywm rau cov xaj khoom project
Lub sijhawm ua khoom ntau lawm feem ntau yog los ntawm15 txog 35 hnub nyob ntawm seb cov lus qhia thiab kev txiav txim kom muaj nuj nqis.
Qhov tseem ceeb,Womic Steel tsis xav tau qhov tsawg kawg nkaus kom muaj nuj nqisTxawm tiasib daim los yog me me ntawm ASTM A213 T11 rajtuaj yeem muab khoom los ua kom tau raws li kev saib xyuas thiab kev xav tau ntawm qhov project.
12. Kev Ntim Khoom thiab Kev Thauj Mus Los Thoob Ntiaj Teb
Yuav kom muaj kev thauj mus los zoo,ASTM A213 T11 seamless hlau alloy yeeb nkabtau ntim khoom siv cov txheej txheem tiv thaiv qib export.
Cov kev xaiv ntim khoom muaj xws li:
• Cov pob khoom ua los ntawm hlau
• Cov thawv ntoo uas siv tau rau hauv dej hiav txwv
• Cov hau yas tiv thaiv kawg
• Cov roj txheej tiv thaiv xeb
• Kev qhwv dej tsis nkag
Nrog kev paub dhau los hauv kev xa khoom thoob ntiaj teb, Womic Steel muab cov kev daws teeb meem xa khoom txhim khu kev qha los ntawmkev thauj khoom hauv hiav txwv, kev thauj mus los ntawm tsheb ciav hlau, thiab kev thauj mus los ntau hom, xyuas kom muaj kev nyab xeeb thiab raws sijhawm xa khoom thoob ntiaj teb.
13. Vim li cas ho xaiv Womic Steel rau ASTM A213 T11 Alloy Steel Tubes
Ua ib tus neeg muab khoom ntseeg siab ntawmASTM A213 T11 hlau hlau raj, Womic Steel muab kev txawj ntse tsim khoom, muaj peev xwm tsim khoom zoo, thiab kev paub txog kev ua haujlwm thoob ntiaj teb.
Cov txiaj ntsig tseem ceeb suav nrog:
• Ua raws li tag nrho cov caiCov qauv ASTM A213 / ASME SA213
•Daim ntawv pov thawj PED rau cov haujlwm khoom siv siab hauv Tebchaws Europe
•Cov ntaub ntawv pov thawj tshuaj xyuas EN 10204 3.1 / 3.2
• Cov chaw kuaj thiab tshuaj xyuas zoo heev
• Kev txiav txim kom muaj ntau npaum li cas los tau thiab teb sai sai
• Kev pab cuam machining thiab prefabrication raws li koj xav tau
• Kev muab khoom siv raw khoom ruaj khov kom ntseeg tau tias kev xa khoom zoo
Cov zog no tso cai rau Womic Steel muab kev ntseeg siabASTM A213 T11 seamless hlau alloy yeeb nkabrau kev tsim hluav taws xob, petrochemical, thiab cov kav dej kev lag luam thoob ntiaj teb.
14.ASTM A213 Alloy Steel Seamless Tubes - Qhov Loj Ntau Lawm
Womic Steel tsim khoomASTM A213 Qib T5, ASTM A213 Qib T9, thiab ASTM A213 Qib T11 Cov Hlau Sib Nqus Tsis Muaj Qhov Txuasnyob rau hauv ntau yam diameters thiab phab ntsa thickness schedules tsim rau boilers, heat exchangers, thiab high-temperature pressure service.
Rooj Loj Tsim Khoom Txheem
| Qhov Loj ntawm Cov Yeeb Nkab Nominal (NPS) | Sab Nraud Txoj Kab uas hla (OD) | Muaj Phab Ntsa Thickness (Teem Caij) | Kev piav qhia txog khoom |
| 1/2″ NB | 21.3 hli | SCH 20 / 30 / 40 / 80 / 160 | ASTM A213 Qib T5 Alloy Steel Seamless Tubes |
| 3/4″ NB | 26.7 hli | SCH 20 / 30 / 40 / 80 / 160 | ASTM A213 Qib T5 Alloy Steel Seamless Tubes |
| 1″ NB | 33.4 hli | SCH 20 / 30 / 40 / 60 / 80 / 160 | ASTM A213 Qib T5 Alloy Steel Seamless Tubes |
| 1 1/4″ NB | 42.2 hli | SCH STD / SCH 40 / SCH 80 / SCH 160 | ASTM A213 Qib T9 Alloy Steel Seamless Tubes |
| 1 1/2″ NB | 48.3 hli | SCH STD / SCH 40 / SCH 80 / SCH 160 | ASTM A213 Qib T9 Alloy Steel Seamless Tubes |
| 2″ NB | 60.3 hli | SCH 20 / 40 / 60 / 80 / 100 / 160 | ASTM A213 Qib T11 Alloy Steel Seamless Tubes |
| 2 1/2″ NB | 73 hli | SCH STD / SCH 40 / SCH 80 / SCH 160 | ASTM A213 Qib T11 Alloy Steel Seamless Tubes |
| 3″ NB | 88.9 hli | SCH STD / SCH 40 / SCH 80 / SCH 160 | ASTM A213 Qib T11 Alloy Steel Seamless Tubes |
| 4″ NB | 114.3 hli | SCH 20 / 40 / 60 / 80 / 100 / 160 | ASTM A213 Qib T11 Alloy Steel Seamless Tubes |
| 5″ NB | 141.3 hli | SCH STD / SCH 40 / SCH 80 / SCH 160 | ASTM A213 Qib T11 Alloy Steel Seamless Tubes |
| 6″ NB | 168.3 hli | SCH 20 / 40 / 60 / 80 / 100 / 160 | ASTM A213 Qib T11 Alloy Steel Seamless Tubes |
| 8″ NB | 219.1 hli | SCH 20 / 40 / 60 / 80 / 100 / 160 | ASTM A213 Qib T11 Alloy Steel Seamless Tubes |
| 10″ NB | 273 hli | SCH 20 / 40 / 80 / 120 / 160 | ASTM A213 Qib T11 Alloy Steel Seamless Tubes |
| 12″ NB | 323.9 hli | SCH 20 / 40 / 80 / 120 / 160 | ASTM A213 Qib T11 Alloy Steel Seamless Tubes |
Tag nrho cov specifications no yog muab los ntawmASTM A213 Qib T5 Alloy Steel Seamless Tubes, ASTM A213 Qib T9 Alloy Steel Seamless Tubes, thiabASTM A213 Qib T11 Alloy Steel Seamless Tubesnyob ntawm seb qhov project xav tau dab tsi.
15ASTM A213 Cov Qib Hlau Alloy Sib Piv Rooj
Cov qib sib txawv hauvASTM A213 Cov Hlau Sib Nqus Seamless Tubestus qauv muab cov ntsiab lus sib txawv ntawm chromium thiab molybdenum rau lub zog kub siab thiab tiv taus corrosion.
Cov Lus Qhia Sib Piv Txog Cov Khoom Siv
| Qib | Cov Ntsiab Lus Tseem Ceeb ntawm Alloying | Kev Tiv Thaiv Kub Ib Txwm | Cov Nta Tseem Ceeb | Cov Ntawv Thov Ib Txwm Muaj |
| ASTM A213 T5 | Cr-Mo Alloy Hlau | Txog li 600 ° C | Kev tiv thaiv oxidation zoo | Cov Boilers, cov khoom siv hloov cua sov |
| ASTM A213 T9 | Cov Chromium Alloy Siab Dua | Txog li 650 ° C | Lub zog nkag tau zoo dua | Cov kav dej fais fab |
| ASTM A213 T11 | 1.25Cr-0.5Mo Cov Hlau | Txog li 580 ° C | Lub zog kub zoo heev | Cov raj xa dej kub thiab cov kav dej boiler |
| ASTM A213 T22 | 2.25Cr-1Mo Cov Hlau | Txog li 650 ° C | Kev tiv thaiv siab heev | Cov kav dej fais fab |
| ASTM A213 T91 | 9Cr-1Mo Cov Hlau | Txog li 700 ° C | Kev tiv thaiv kab mob siab heev | Cov boilers ultra-supercritical |
Ntawm cov ntaub ntawv no,ASTM A213 Qib T5 Alloy Steel Seamless Tubes, ASTM A213 Qib T9 Alloy Steel Seamless Tubes, thiabASTM A213 Qib T11 Alloy Steel Seamless Tubessiv dav hauvcov raj boiler, cov raj superheater, thiab cov raj hloov pauv cua sov.
16ASTM A213 Cov Yeeb Nkab Hlau Alloy Lo Lus Tseem Ceeb Matrix
Cov lus tseem ceeb hauv qab no pab cov cav tshawb nrhiav thiab cov engineers txheeb xyuas cov kev siv ntau yam rauASTM A213 Cov Hlau Sib Nqus Seamless Tubes.
ASTM A213 Tube Loj Lo Lus Tseem Ceeb Matrix
1/2″ NB hauv Thickness Teem Caij 20, Teem Caij 30, Teem Caij STD, Teem Caij 40, Teem Caij 60, Teem Caij 80, Teem Caij 100, Teem Caij 120, Teem Caij 160, Teem Caij XXS hauvASTM A213 Qib T5 Alloy Steel Seamless Tubes
3/4″ NB hauv Thickness Teem Caij 20, Teem Caij 30, Teem Caij STD, Teem Caij 40, Teem Caij 60, Teem Caij 80, Teem Caij 100, Teem Caij 120, Teem Caij 160, Teem Caij XXS hauvASTM A213 Qib T5 Alloy Steel Seamless Tubes
1″ NB hauv Thickness Teem Caij 20, Teem Caij 30, Teem Caij STD, Teem Caij 40, Teem Caij 60, Teem Caij 80, Teem Caij 100, Teem Caij 120, Teem Caij 160, Teem Caij XXS hauvASTM A213 Qib T9 Alloy Steel Seamless Tubes
1 1/2″ NB hauv Thickness Teem Caij 20, Teem Caij 30, Teem Caij STD, Teem Caij 40, Teem Caij 60, Teem Caij 80, Teem Caij 100, Teem Caij 120, Teem Caij 160, Teem Caij XXS hauvASTM A213 Qib T9 Alloy Steel Seamless Tubes
2″ NB hauv Thickness Teem Caij 20, Teem Caij 30, Teem Caij STD, Teem Caij 40, Teem Caij 60, Teem Caij 80, Teem Caij 100, Teem Caij 120, Teem Caij 160, Teem Caij XXS hauvASTM A213 Qib T11 Alloy Steel Seamless Tubes
3″ NB hauv Thickness Teem Caij 20, Teem Caij 30, Teem Caij STD, Teem Caij 40, Teem Caij 60, Teem Caij 80, Teem Caij 100, Teem Caij 120, Teem Caij 160, Teem Caij XXS hauvASTM A213 Qib T11 Alloy Steel Seamless Tubes
4″ NB hauv Thickness Teem Caij 20, Teem Caij 30, Teem Caij STD, Teem Caij 40, Teem Caij 60, Teem Caij 80, Teem Caij 100, Teem Caij 120, Teem Caij 160, Teem Caij XXS hauvASTM A213 Qib T11 Alloy Steel Seamless Tubes
6″ NB hauv Thickness Teem Caij 20, Teem Caij 30, Teem Caij STD, Teem Caij 40, Teem Caij 60, Teem Caij 80, Teem Caij 100, Teem Caij 120, Teem Caij 160, Teem Caij XXS hauvASTM A213 Qib T11 Alloy Steel Seamless Tubes
8″ NB hauv Thickness Teem Caij 20, Teem Caij 30, Teem Caij STD, Teem Caij 40, Teem Caij 60, Teem Caij 80, Teem Caij 100, Teem Caij 120, Teem Caij 160, Teem Caij XXS hauvASTM A213 Qib T11 Alloy Steel Seamless Tubes
10″ NB hauv Thickness Teem Caij 20, Teem Caij 30, Teem Caij STD, Teem Caij 40, Teem Caij 60, Teem Caij 80, Teem Caij 100, Teem Caij 120, Teem Caij 160, Teem Caij XXS hauvASTM A213 Qib T11 Alloy Steel Seamless Tubes
12″ NB hauv Thickness Teem Caij 20, Teem Caij 30, Teem Caij STD, Teem Caij 40, Teem Caij 60, Teem Caij 80, Teem Caij 100, Teem Caij 120, Teem Caij 160, Teem Caij XXS hauvASTM A213 Qib T11 Alloy Steel Seamless Tubes
Cov npe teev loj no pab cov neeg siv khoom yooj yim nrhiav tau cov khoom muajASTM A213 Qib T5 Alloy Steel Seamless Tubes, ASTM A213 Qib T9 Alloy Steel Seamless Tubes, thiabASTM A213 Qib T11 Alloy Steel Seamless Tubeslos ntawm Womic Steel.
Peb txaus siab rau peb tus kheejkev pabcuam kho kom haum, cov voj voog tsim khoom sai, thiabkev xa khoom thoob ntiaj teb, xyuas kom meej tias koj cov kev xav tau tshwj xeeb tau raug ua tiav nrog kev ua tib zoo thiab kev ua tau zoo.
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