Tiv tauj peb kom tau txais Cov Lus Qhia Tshwj Xeeb thiab Qhov Loj ntawm Cov Yeeb Nkab Hlau Tshiab.
ASTM A252 Gr 3 SSAW / LSAW Cov Yeeb Nkab Hlau rau Lub Hauv Paus Sib Sib Zog, Choj, Chaw Nres Nkoj & Offshore Wind Projects
| 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 Phab NtsaCov hauv paus phab ntsa hauv qab nthab rau cov tsev siab, tsev ua khoom, tsev rau khoom, tsev lag luam lossis tsev nyob. Cov hauv paus pile tsim nyog rau txhua hom tsev.
2. Lub hauv paus ntawm Choj PileCov hauv paus rau kev thauj khoom rau txoj kev loj, txoj kev tsheb ciav hlau thiab cov choj hla kev hauv nroog. Cov hauv paus ntawm tus dej Cane, lacustrine, thiab maritime pile.
3. Kev Tsim Chaw Nres NkojCov hauv paus rau cov chaw nres nkoj, cov chaw tsim khoom nkoj, thiab cov chaw nres nkoj. Cov tshuab hnyav thiab cov khoom siv thauj khoom hauv chaw nres nkoj.
4. Kev Tsim Kho Marine thiab Cov Haujlwm Fais Fab Los Ntawm Cua Hauv Dej: Lub hauv paus rau cov turbines cua hauv hiav txwv. Kev Txhawb Nqa Tsim rau Offshore Platforms, Offshore Pipelines, Seawalls, 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 Pile Loj:Cov hauj lwm tsim kho vaj tse loj (xws li cov pas dej, cov chaw nres tsheb hauv av, thiab cov qhov av) uas xav tau lub hauv paus tob siv cov ncej loj. Kev txhawb nqa rau cov khoom thauj hauv kev lag luam thiab tshuab thiab cov qauv.
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 hlua hlau rau kev tuav yooj yim. Cov ntoo thaiv lossis dunnage raug ntxig rau hauv nruab nrab ntawm cov pawg kom tiv thaiv lawv ntawm kev puas tsuaj thaum lub sijhawm thauj mus los. Kev kho qhov chaw (xaiv tau): Xim dub, roj xeb, zaj duab xis yas yob. Cov pawg galvanized kub kuj tseem yuav raug npog nrog zaj duab xis tiv thaiv rau qhov chaw ib ntus. Peb kuj tuaj yeem muab cov ntim khoom raws li qhov xav tau.
2. Kev xa khoom:Qhov ntev ntawm cov stoke ib txwm muaj: 6m, 12m. Kev cai ntev kom haum rau koj qhov project. Haum rau kev thauj mus los hauv hiav txwv & tsheb ciav hlau & kev thauj mus los ntawm txoj kev. Lub sijhawm ua khoom ntau lawm feem ntau yog 15-30 hnub tom qab tau txais nyiaj, xa khoom ntxov thaum muaj ntau npaum li cas thiab cov lus qhia tshwj xeeb. Haum rau kev xa tawm thoob plaws ntiaj teb nrog cov ntaub ntawv tag nrho (daim ntawv pov thawj tshuaj xyuas, daim ntawv teev cov khoom ntim, daim ntawv them nqi).
Kev Tiv Thaiv:
1. Yuav tsum siv lub crane lossis lub forklift nrog cov slings lossis slingshoes kom tsis txhob muaj kev hloov pauv ntawm cov yeeb nkab hauv Cov Neeg Ua Haujlwm.
2. Khaws cia rau qhov chaw txias, qhuav thiab muaj cua nkag tau, txwv tsis pub xeb ua ntej teeb tsa. Rau cov pob khoom loj/hnyav dhau, thov ua raws li txoj cai xa khoom hauv zos nruj me ntsis.
1. ASTM A252 Qib 3 cov yeeb nkab hlau yog dab tsi?
ASTM A252 Qib 3 Cov Yeeb Nkab Hlauyog cov kav hlau uas vuam rau kev siv ua lub hauv paus tob hauv qab cov tsev, choj, chaw nres nkoj, thiab kev tsim kho hauv hiav txwv. Muaj ob txoj kev vuam rau cov kav dej 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
Hnub Monday-Hnub Sunday: Kev Pabcuam 24-teev
