Tiv tauj peb rau qhov tseeb tshaj plawsCov Yeeb Nkab HlauCov Lus Qhia thiab Qhov Loj.
ASTM A252 Qib 3 Cov Yeeb Nkab Hlau - SSAW & LSAW / EFW Welded Structural Foundation Pipes rau Marine & Hnyav Kev Tsim Kho
| Cov Khoom Siv Txheem | ASTM A252 Qib 3 |
| Lub Zog Tawm | ≥310 MPa |
| Qhov Loj / Loj | Txoj kab uas hla sab nraud: 219 hli - 3000 hli (kho tau) |
| Phab ntsa tuab | 6 hli - 40 hli (kho tau) |
| Ntev | Tshuag rau 6 m & 12 m; Qhov Ntev Tshwj Xeeb Muaj |
| Hom Yeeb Nkab / Vuam | SSAW (Kauv Submerged Arc Welded) / LSAW (Longitudinal SAW / EFW) |
| Kev kam rau siab ntawm qhov ntev | Ua raws li ASTM A252 |
| Daim Ntawv Pov Thawj Zoo | ISO 9001; SGS / BV Daim Ntawv Qhia Txog Kev Tshuaj Xyuas Sab Nraud Muaj |
| Qhov Chaw Tiav | Dub, Kub-Dip Galvanized, Pleev xim, lossis Kev Cai Txheej |
| Cov ntawv thov | Kev tsim cov hauv paus, cov choj, cov chaw nres nkoj, cov chaw ua liaj ua teb cua hauv hiav txwv thiab ntug dej hiav txwv, cov haujlwm tsim kho vaj tse hnyav |
Cov Ntaub Ntawv Txog Kev Siv
ASTM A252 Cov Yeeb Nkab HlauCov Tshuaj Lom Zem
| Khoom | Cov ntsiab lus (%) |
| Cov pa roj carbon (C) | 0.26 siab tshaj |
| Manganese (Mn) | 0.85 – 1.60 |
| Phosphorus (P) | 0.04 siab tshaj |
| Sulfur (S) | 0.05 siab tshaj |
| Silicon (Si) | 0.10 – 0.35 |
| Tooj liab (Cu) | 0.20 - 0.30 (xaiv tau rau kev tiv thaiv xeb) |
ASTM A252 Cov Yeeb Nkab HlauKhoom Siv Kho Tshuab
| Vaj tse | Qhov Yuav Tsum Tau Ua / Tus Nqi |
| Lub Zog Tawm (Min) | 207 MPa (30 ksi) |
| Lub zog tensile | 345 – 455 MPa (50-66 ksi) |
| Kev ntev (hauv 200 hli) | ≥20% |
| Kev Ntsuas Kev Cuam Tshuam (Charpy V-Notch) | Tsis tas yuav tsum muaj rau txhua qhov loj me; xaiv tau rau qhov kub qis lossis cov haujlwm hauv hiav txwv |
| Qhov nyuaj | Brinell ib txwm muaj: 110–180 HB |
| Vaj tse | Qib 1 | Qib 2 | Qib 3 |
| Lub Zog Tsawg Kawg Nkaus | 30,000 psi (207 MPa) | 35,000 psi (241 MPa) | 45,000 psi (310 MPa) |
| Lub Zog Tensile Yam Tsawg Kawg Nkaus | 50,000 psi (345 MPa) | 60,000 psi (415 MPa) | 66,000 psi (455 MPa) |
| Yam tsawg kawg nkaus Elongation (2-nti gauge) | 18% | 14% | 20% |
ASTM A252 Cov Yeeb Nkab HlauQhov Loj
| Cov Lus Qhia Txog Kev Xa Khoom Mus Rau Lwm Lub Tebchaws (Qib 3 Nrov Tshaj Plaws) | |||||
| NPS | OD (hli) | Phab ntsa tuab | Qhov hnyav (kg/m2) | Lub Sijhawm Ib Txwm Muaj | Daim Ntawv Thov Tseem Ceeb |
| 16" | 406.4 | 0.375" (9.52mm) | 92.5 | Kab mob sib kis | Chaw nres nkoj, kev tsim kho dav dav |
| 16" | 406.4 | 0.500" (12.70 hli) | 121.8 | 40 | Lub hauv paus cua ntawm ntug dej hiav txwv, cov choj txuas |
| 18" | 457 | 0.500" (12.70 hli) | 137.4 | 40 | Cov qauv kev lag luam hnyav, cov hauv paus tob |
| 24" | 609.6 | 0.500" (12.70 hli) | 183.2 | 40 | Cov pawg loj uas muaj txoj kab uas hla loj, cov qauv dej hiav txwv |
| 24" | 609.6 | 0.750" (19.05mm) | 271.8 | XS | Cov ntawv thov thauj khoom hnyav heev, tsav tsheb pob zeb |
| 30" | 762 | 0.625" (15.88mm) | 287.5 | 40 | Cov platforms offshore, LNG terminal foundations |
| 36" | 914.4 | 0.750" (19.05mm) | 392.3 | 40 | Cov phiaj xwm loj, cov choj hla dej hiav txwv |
| Cov Txheej Txheem Tsim Khoom vs. Qhov Loj Muaj Peev Xwm | |||||
| Txheej Txheem | Qhov siab tshaj plaws OD (hli) | Qhov hnyav siab tshaj plaws (hli) | Qhov Ntev Ntau (m) | Kev Siv Nyiaj Zoo | Zoo Tshaj Plaws Rau |
| SSAW (Kauv) | 3200 | 30 | 6-18 | Qhov siab tshaj plaws | Txoj kab uas hla loj, phab ntsa nruab nrab tuab (16 "-48") |
| LSAW (JCOE) | 1422 | 50 | 6-15 | Siab | Phab ntsa tuab heev (≥1.0 "), qhov yuav tsum muaj zog siab |
| ERW | 660 | 25 | 6-12 | Nruab Nrab | Me me mus rau nruab nrab txoj kab uas hla, txheem phab ntsa tuab |
| Tsis muaj qhov sib txuas | 1016 | 100 | 6-12 | Qis tshaj plaws | Cov ntawv thov tseem ceeb, cov chaw corrosive |
Nyem lub pob ntawm sab xis
1. Cov hauv paus ntawm phab ntsa hauv qab nthab:Cov hauv paus tob rau cov tsev siab, cov chaw tsim khoom, cov tsev rau khoom, cov tsev lag luam thiab cov tsev nyob. Cov hauv paus pile (haum rau txhua hom tsev).
2. Lub hauv paus ntawm Choj Pile:Cov hauv paus uas muaj zog rau cov choj loj, cov choj tsheb ciav hlau, thiab cov choj hla dej hauv nroog. Muab cov hauv paus rau cov choj hla dej, pas dej, thiab hiav txwv.
3. Kev Tsim Chaw Nres Nkoj:Cov hauv paus rau cov chaw nres nkoj, cov chaw tsim khoom nkoj, thiab cov chaw nres nkoj. Cov khoom siv hnyav thiab cov chaw thauj khoom hauv chaw nres nkoj.
4. Cov Haujlwm Tsim Hluav Taws Xob Los Ntawm Cua Hauv Dej Hiav Txwv Thiab Kev Tsim Kho Marine:Lub hauv paus rau cov turbines cua hauv hiav txwv. Kev tsim qauv txhawb nqa rau cov platforms hauv hiav txwv, cov kav dej hauv hiav txwv, cov phab ntsa dej hiav txwv, thiab lwm yam. Kev tiv thaiv dej hiav txwv, kev tiv thaiv nthwv dej, thiab kev tiv thaiv xeb hauv hiav txwv.
5. Kev Tsim Kho Vaj Tse Loj:Cov hauv paus tob nrog cov ncej loj rau cov haujlwm tsim kho vaj tse loj (xws li cov pas dej, cov chaw nres tsheb hauv av, thiab cov qhov av). Kev txhawb nqa rau cov tshuab lag luam thiab cov khoom thauj.
1) Chaw Ua Haujlwm Ceg - Kev txhawb nqa hais lus Mev, kev pab tshem tawm kev lis kev cai, thiab lwm yam.
2) Muaj ntau tshaj 5,000 tons ntawm cov khoom hauv Tshuag, nrog ntau yam ntau thiab tsawg
3) Tshawb xyuas los ntawm cov koom haum muaj cai xws li CCIC, SGS, BV, thiab TUV, nrog rau cov ntim khoom seaworthy txheem
1. Ntim:Cov hlau strapping rau kev tuav yooj yim.
Cov ntoo thaiv lossis cov khoom siv dunnage raug muab tso rau nruab nrab ntawm cov pawg kom tiv thaiv kev puas tsuaj thaum lub sijhawm thauj mus los.
Kev tiv thaiv nto (xaiv tau): Xim dub, roj tiv thaiv xeb, lossis yob cov yas zaj duab xis.
Cov pawg hlau galvanized kub-dip yuav muaj ib daim zaj duab xis tiv thaiv ib ntus kom tiv thaiv kev khawb ntawm qhov chaw.
Kev ntim khoom tshwj xeeb muaj thaum thov.
2. Kev xa khoom:Cov qauv ntev: 6 meters thiab 12 meters. Cov ntev tshwj xeeb muaj rau koj xaiv los ua kom tau raws li koj qhov project xav tau.
Haum rau kev thauj mus los hauv hiav txwv, tsheb ciav hlau, lossis kev thauj mus los ntawm txoj kev.
Lub sijhawm xa khoom feem ntau yog 15-30 hnub tom qab tau txais kev lees paub them nyiaj, nyob ntawm seb muaj pes tsawg thiab cov lus qhia.
Haum rau kev xa tawm thoob ntiaj teb, nrog rau cov ntaub ntawv tiav (daim ntawv pov thawj tshuaj xyuas, daim ntawv teev cov khoom ntim, daim ntawv pov thawj thauj khoom).
3. Kev Ceev Faj Txog Kev Siv:Siv lub crane lossis forklift uas muaj cov slings lossis slings kom tiv thaiv cov yeeb nkab deformation.
Khaws cia rau qhov chaw txias, qhuav, thiab muaj cua nkag tau zoo kom tiv thaiv xeb ua ntej kev teeb tsa.
Rau cov khoom xa tuaj loj/hnyav dhau, thov ua raws li cov cai xa khoom hauv zos.
1. Dab tsi yog qhovASTM A252 Qib 3 cov yeeb nkab hlau?
ASTM A252 qib 3 cov yeeb nkab hlau yog cov yeeb nkab hlau uas tau vuam rau kev siv ua kev txhawb nqa tob hauv qab cov tsev, choj, chaw nres nkoj, thiab kev tsim kho hauv hiav txwv. Muaj ob txoj kev vuam rau cov yeeb nkab no: helical submerged arc welding pipe (SSAW) lossis longitudinal submerged arc welding pipe (LSAW/EFW).
2. Muaj qhov loj thiab ntev li cas?
Txoj kab uas hla sab nraud: 219 mm - 3000 mm (XXL/loj txoj kab uas hla muaj) Phab ntsa tuab: 6-40 mm. Qhov ntev txheem yog 6 meters thiab 12 meters, thiab qhov ntev tshwj xeeb tuaj yeem muab tau raws li qhov thov.
3. Cov qauv khoom siv thiab cov khoom siv kho tshuab yog dab tsi?
Cov Khoom Siv Txheem: ASTM A252 Qib 3
Lub zog tawm los: ≥345 MPa
Lub zog tensile: 455 ~ 620 MPa
Kev ntev: ≥20%%
4. Kuv puas tuaj yeem tau txais daim ntawv pov thawj zoo thiab cov ntawv tshuaj xyuas?
Yog, tag nrho cov yeeb nkab steel piles yog ISO 9001 daim ntawv pov thawj. Tag nrho cov ntaub ntawv xav tau suav nrog cov ntawv ceeb toom sab nraud los ntawm SGS, BV lossis lwm lub koom haum lees paub.
5. Cov yeeb nkab hlau raug ntim li cas?
Muab cov yeeb nkab hlau khi ua ke thiab cais los ntawm cov ntoo thaiv yam tsis muaj kev puas tsuaj. Cov txheej tiv thaiv/qhwv lossis/thiab cov kev kho saum npoo uas tau hais los saum toj no raug pom zoo raws li cov khoom xa tuaj. Muaj cov ntim khoom tshwj xeeb.
6. Lub sijhawm xa khoom yog dab tsi?
Lub sij hawm xa khoom: 15-30 hnub tom qab tau txais kev pom zoo (nws nyob ntawm qhov ntau, cov lus qhia thiab qhov chaw).
7. Puas ua tau rau qhov loj me ntawm kev cai?
Yog, lub cheeb, phab ntsa tuab tuaj yeem hloov kho raws li cov neeg siv khoom xav tau tshwj xeeb.
Cov Ntaub Ntawv Tiv Tauj
Chaw Nyob
Kangsheng kev lag luam tsim kho cheeb tsam,
Wuqing koog tsev kawm ntawv, Tianjin nroog, Suav.
Xov tooj
Cov sijhawm
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