Hauv cov haujlwm kav dej hauv kev lag luam, xaiv qhov yogcov yeeb nkab teem sijhawmyog qhov tseem ceeb rau kev ua kom ntseeg tau tiaskev nyab xeeb, kev ntseeg siab, thiab kev ua tau zoo mus sij hawm ntev. Cov yeeb nkab teem sijhawm hais txogphab ntsa tuabntawm cov yeeb nkab, uas txiav txim siab qhovkev ntsuas siab, lub zog, thiab kev ruaj khovntawm lub kaw lus yeeb nkab.
Cov kws tshaj lij kev yuav khoom thiab cov engineers tab tom nrhiavcov kav hlau tsis muaj seamlessfeem ntau nrhiavASTM cov sijhawm, phab ntsa tuab, OD, thiab kev ntsuas siabtxhawm rau txiav txim siab cov khoom siv zoo rau boilers, cov khoom hloov pauv cua sov, cov khoom siv thauj khoom, thiab cov kav dej kev lag luam.
Womic Steel yog ib lub chaw tsim khoom tshaj lij ntawm cov kav hlau tsis muaj seamless, cov kav hlau txias kos precision, cov kav hlau boiler, cov kav hlau hloov pauv cua sov, thiab cov kav hlau U-bend kev cai., muab khoom thoob ntiaj teb nrog kev ua raws li txoj caiCov qauv ASTM, EN, DIN thiab ASME.
1. Nkag Siab Txog Cov Sijhawm Siv Yeeb Nkab
Cov sijhawm teem tseg ntawm cov yeeb nkab yog ibkev xaiv lej uas sawv cev rau qhov tuab ntawm phab ntsaTus lej teem sijhawm siab dua, qhovphab ntsa tuab dua, thiab qhov siab duakev ntsuas siabntawm cov yeeb nkab.
| Teem sijhawm | Kev piav qhia | Feem ntau ntawm phab ntsa tuab |
| SCH 5S | Nyias heev, sib dua | 1.2–2 hli |
| SCH 10S | Phab ntsa teeb | 2–3 hli |
| SCH 20 | Qhov hnyav txheem | 2–5 hli |
| SCH 40 / STD | Tus Qauv | 3–6 hli |
| SCH 80 / XS | Muaj zog heev | 5–10 hli |
| SCH 160 | Ob npaug ntxiv zog | 10–20 hli |
| XXS | Ob npaug ntxiv zog | >20 hli |
Womic Steel cov kav hlau tsis muaj seamlessyog tsim los kom meej OD thiab phab ntsa thickness kam rau ua, xyuas kom meej tias muaj kev ua tau zoo tas mus li rauboilers, cov khoom hloov pauv cua sov, thiab cov kav dej siab.
2. Lub Sijhawm Teem Caij Cuam Tshuam Li Cas Qhov Kev Ntsuas Siab
Phab ntsa tuab ncaj qha cuam tshuam rausiab tshaj plaws ua haujlwm siab (MAWP). Cov phab ntsa tuab dua tso caikev nyuaj siab sab hauv siab duathiabzoo dua tiv taus corrosion thiab erosion.
| Teem sijhawm | OD (nti) | Phab ntsa tuab (nti) | Kev Ntsuas Siab (psi) | Cov Lus Cim |
| SCH 40 | 2 | 0.154 | 6000 | Tus qauv rau cov kav dej siab nruab nrab |
| SCH 80 | 2 | 0.218 | 9000 | Cov tshuab ua haujlwm siab, boilers |
| SCH 160 | 2 | 0.344 | 15000 | Ultra-siab siab, cov ntawv thov tshwj xeeb |
Raucov boilers siab lossis cov kab superheater, xaivSCH 80 lossis SCH 160 cov kav dej tsis muaj seamlessua kom ntseeg taukev nyab xeeb thiab kev ntseeg siab mus sij hawm ntev.
3. Cov Qauv thiab Qib Kawm Sib Xws
Cov kav hlau tsis muaj seamless yog tsim raws liCov qauv ASTM, EN thiab DINCov qib khoom siv rauCov yeeb nkab carbon steel thiab cov hlau alloy seamlesssuav nrog:
| Tus Qauv | Qib | Cov Yeeb Nkab Teem Caij | Daim Ntawv Thov |
| ASTM A106 | B | SCH 40, SCH 80, SCH 160 | Boilers, cov kav dej petrochemical |
| ASTM A335 | P11, P22, P91 | SCH 40, SCH 80 | Kev pabcuam kub siab ntawm cov hlau alloy |
| EN10216-2 | P235GH, P265GH | SCH 40, SCH 80 | Cov kav dej kev lag luam hauv Tebchaws Europe |
| DIN 2448 | Txoj Kev 35.8, Txoj Kev 45.8 | SCH 10, SCH 40 | Cov kav dej dav dav thiab kev lag luam |
Womic Steel tsim cov kav hlau tsis muaj seamlessnyob rau hauv tag nrho cov nocov qauv thiab cov sijhawm teem tseg, xyuas kom meejqhov tseeb ntawm qhov ntev, kev tswj OD, thiab kev sib npaug ntawm phab ntsa.
4. Qhov Tseeb thiab Qhov Ovality
Yeeb Nkab OD thiab phab ntsa thickness kam rau siabtseem ceeb rau:
l Kev sib haum xeeb zoo nrogflanges thiab li qub
l Kev tiv thaiv siab hauvboilers thiab cov cua sov sib hloov
l Kev ua haujlwm raug hauvcov menyuam conveyor lossis cov txheej txheem precision
| Cov Qauv | Kev kam rau siab ib txwm muaj | Cov Lus Cim |
| Sab Nraud Txoj Kab uas hla | ±0.05–0.10 hli | Xyuas kom meej tias flange sib dhos thiab vuam zoo |
| Phab ntsa tuab | ±7.5% | Tswj qhov ntsuas siab thiab kev nyab xeeb |
| Qhov Ovality | ≤50% ntawm OD kam rau siab | Tseem ceeb rau kev siv tig xws li cov menyuam conveyor |
| Kev Ncaj Ncees | ≤1/1000 | Tsis txhob muaj kev ntxhov siab thiab kev co thaum teeb tsa |
Cov kav dej txias tsis sib txuasmuajkev kam rau siab dua thiab qis dua ovalitypiv rau cov kav dej kub dov, zoo tagnrho raukev siv tshuab precision thiab kev siv siab.
5. Yuav Ua Li Cas Xaiv Lub Sijhawm Zoo
Kev xaiv lub sijhawm yeeb nkab kom raug nyob ntawm:
l Tsim Siab:Cov tshuab siab dua yuav tsum tauSCH 80, SCH 160, lossis XXS
l Txoj Kab Uas Siv Taub:Cov kab uas loj dua yuav xav tau cov phab ntsa tuab dua rau tib qib siab
l Kev Pabcuam Kub:Cov kav dej kub lossis cov kav dej kub heev xav tau cov kav hlau tsis sib xyaw (P11, P22, P91) nrog cov phab ntsa tuab tsim nyog
l Hom kua:Cov kua dej uas muaj xeb lossis cov kua dej uas ua rau tawv yuav xav tau cov phab ntsa tuab dua kom ntev lub neej kev pabcuam
l Ib puag ncig kev teeb tsa:Cov ntawv thov hauv av, siab, lossis tig mus los yuav xav tau cov raj xa dej txias uas tsis muaj qhov sib txuas nrogqhov oval qis
Womic Steel muab kev qhia tshwj xeebrau kev xaiv qhov yogdaim ntawv teev sijhawm, qib, thiab phab ntsa tuabraws licov kev cai ntawm qhov project, kev ntsuas siab, thiab cov qauv kev lag luam.
6. Kev Xam Qhov Hnyav ntawm Cov Yeeb Nkab
Qhov hnyav ntawm cov yeeb nkab seamless yog qhov tseem ceeb raukev xa khoom, kev tuav pov hwm, thiab kev txhawb nqa cov qauv.
Cov mis:
Qhov hnyav (kg/m2) = 0.02466 × (OD − Phab ntsa tuab) × Phab ntsa tuab × Ntev
| OD (nti) | Phab ntsa tuab (nti) | Teem sijhawm | Qhov hnyav (kg/m2) |
| 2 | 0.154 | SCH 40 | 3.0 |
| 2 | 0.218 | SCH 80 | 4.2 |
| 4 | 0.237 | SCH 40 | 7.5 |
| 4 | 0.337 | SCH 80 | 10.5 |
Womic Steel muab cov yeeb nkab hnyav rau txhua lub sijhawm, pabCov engineers thiab cov pab pawg neeg yuav khoom ua kom zoo dua qub rau kev tuav cov khoom siv thiab kev tsim qauv.
7. Cov Ntawv Thov Raws Li Lub Sijhawm
| Teem sijhawm | Daim Ntawv Thov Ib Txwm Muaj | Cov Qib Khoom Siv |
| SCH 5S / 10S | Dej qis, cov kav dej dav dav | ASTM A53, A106 B |
| SCH 20 / 40 | Cov kav dej nruab nrab, kev siv hauv kev lag luam | ASTM A106 B, P235GH |
| SCH 80 / 160 | Cov boilers siab siab, cov superheaters | P22, P91, P92 |
| XXS | Kev siv siab heev, kev siv tshwj xeeb hauv kev lag luam | P91, P92 |
Cov kav hlau tsis muaj seamless nrogteem sijhawm kom raugxyuas kom meejkev nyab xeeb, kev ruaj khov, thiab kev sib npaug zoo tshaj plaws ntawm tus nqi thiab kev ua tau zoo.
8. Cov txiaj ntsig ntawm Cov Kav Dej Seamless uas Tshwj Xeeb Rau Lub Sijhawm
l Kev Tiv Thaiv Siab Zoo Tshaj Plaws:Kev xaiv lub sijhawm teem tseg kom raug ua kom ntseeg tau tiaskev ntseeg siab mus sij hawm ntev
l Kev Ua Haujlwm Zoo ntawm Cov Khoom Siv:Tsis txhob teev ntau dhau qhov tuab ntawm phab ntsa, txuag tau cov nqi
l Qhov Ntsuas Tseeb:Cov kav dej txias muabnruj OD, qis ovality, ncaj
l Kev Ua Raws Cai Thoob Ntiaj Teb:Cov sijhawm teem tseg ASTM, EN, DIN, thiab ASME muaj
l Kev Kho Kom Haum:Womic Steel tuaj yeem muab taucov yeeb nkab ntev raws li koj xav tau, cov yeeb nkab uas khoov ua tus U, cov yeeb nkab uas khoov tau ntau yam, thiab cov yeeb nkab uas siv rau cov menyuam thauj khoom kom raug
Womic Steel seamless steel yeeb nkabyog ntseeg tau raucov boilers, cov khoom hloov cua sov, cov kav dej tshuaj lom neeg, thiab cov tshuab kho tshuab hauv kev lag luam.
Womic Steel - Chaw Tsim Khoom Siv Yeeb Nkab Hlau Tsis Muaj Qhov Txuas
Womic Steelyog ib lub chaw tsim khoom tshwj xeeb hauvCov kav hlau tsis muaj seamless, cov kav hlau txias precision, cov kav hlau boiler, cov kav hlau hloov pauv cua sov, thiab cov kev daws teeb meem tsim tshwj xeeb.
Peb cov khoom muaj:
Kev tswj cov yeeb nkab OD thiab phab ntsa tuab
l Qis ovality thiab siab ncaj rau kev siv tshuab thiab kev sib hloov
l Ua raws li cov qauv ASTM, EN, DIN, thiab ASME
l Cov kev xaiv tsim khoom raws li koj xav tau:Cov raj U-khoov, cov raj ntau-khoov, thiab cov raj conveyor roller
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