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ASTM A252 GR.3 SSAW Steel Pipe Pile: Kev Muaj Peev Xwm Tsim Khoom & Cov Khoom Qhia Tshwj Xeeb Duab Tshwj Xeeb
  • ASTM A252 GR.3 SSAW Steel Pipe Pile: Kev Muaj Peev Xwm Tsim Khoom & Cov Lus Qhia Txog Khoom
  • ASTM A252 GR.3 SSAW Steel Pipe Pile: Kev Muaj Peev Xwm Tsim Khoom & Cov Lus Qhia Txog Khoom
  • ASTM A252 GR.3 SSAW Steel Pipe Pile: Kev Muaj Peev Xwm Tsim Khoom & Cov Lus Qhia Txog Khoom

ASTM A252 GR.3 SSAW Steel Pipe Pile: Kev Muaj Peev Xwm Tsim Khoom & Cov Lus Qhia Txog Khoom

Kev Piav Qhia Luv:

Womic Steel muab cov yeeb nkab ASTM A252 GR.3 SSAW zoo rau kev tsim kho hauv paus tob, kev tsim kho hauv hiav txwv, kev tsim kho hauv hiav txwv, kev tsim kho ntawm chaw nres nkoj thiab chaw nres nkoj, kev tsim kho choj, thiab cov haujlwm tiv thaiv ntug dej hiav txwv. Cov yeeb nkab kauv ...

SSAW Hlau Yeeb Nkab Loj:Sab Nraud Txoj Kab uas hla: 508mm-3000mm, Phab Ntsa Thickness: 6.0mm-25.4mm, Ntev: 6m-60m raws li qhov xav tau

Tus Qauv & Qib ntawm SSAW Piling Yeeb Nkab:ASTM A252 GR.1, GR.2, GR.3; EN 10248 S235GP, S275GP, S355GP; API 5L GR.B, X52, X65; EN 10219 S355JRH

Kev siv cov yeeb nkab SSAW Piling:Kev tsim kho platform offshore, wharf thiab dock piling, choj foundation, kev tiv thaiv ntug dej hiav txwv, breakwater, kev tsim kho foundation tob, kev kho av, kev kho dua tshiab ntawm av

Womic Steelmuab cov khoom zoo thiab tus nqi sib tw ntawm ASTM A252 GR.3 SSAW steel yeeb nkab pawg, kauv welded piling yeeb nkab, loj txoj kab uas hla yeeb nkab pawg. Daim ntawv pov thawj zeb, hydro test, UT, beveled kawg nrog steel rings, 3PE/FBE txheej muaj. Hoobkas ncaj qha muab rau cov haujlwm tsim kho marine thoob ntiaj teb.


Cov Lus Qhia Txog Khoom

Cov Khoom Qhia Txog Khoom

Cov Cim Npe Khoom

1. Womic Steel: Kev Muaj Peev Xwm Tsim Khoom & Lub Zog ntawm Lub Tuam Txhab

Womic Steel Group yog ib lub chaw tsim khoom thiab xa khoom thoob ntiaj teb nrog ntau tshaj 20 xyoo ntawm kev txawj ntse hauv kev tsim cov khoom siv carbon, alloy, thiab stainless hlau tubular. Peb lub chaw tsim khoom yeeb nkab SSAW zoo tshaj plaws muaj peev xwm tsim khoom ntau tshaj 15,000 tons hauv ib hlis rau cov yeeb nkab steel spiral submerged arc welded, pabcuam rau cov haujlwm marine, offshore, thiab tob hauv ntiaj teb.

Qhov Loj Ntau Lawm rau SSAW Steel Pipe Pile:Sab nraud txoj kab uas hla ntawm 508mm txog 3,000mm (20 nti txog 120 nti) rau cov txheej txheem SSAW. Phab ntsa tuab ntawm 6.0mm txog 25.4mm. Ib qho ntev ntawm 6m txog 18m tus qauv, nrog rau kev cai ntev txog 60m muaj rau cov haujlwm tob hauv paus.

Cov Ntawv Pov Thawj Zoo & Kev Ua Raws Cai:

ISO 9001: 2015 Daim Ntawv Pov Thawj:Lub Txheej Txheem Tswj Xyuas Zoo rau kev tsim cov yeeb nkab thiab cov txheej txheem tswj xyuas zoo, xyuas kom meej tias cov khoom zoo sib xws thiab kev txhim kho tas mus li thoob plaws txhua qhov kev ua haujlwm tsim khoom.

API 5L / API 2B Daim Ntawv Tso Cai Monogram:Womic Steel tuav daim ntawv tso cai API 5L rau kev tsim cov kav dej thiab daim ntawv tso cai API 2B rau Cov Kav Hlau Tsim Kho rau cov ntawv thov hauv hiav txwv. Daim API Monogram sawv cev rau peb txoj kev cog lus rau cov qauv kev lag luam siab tshaj plaws rau cov kav dej tsim kho hauv hiav txwv. Kev tshuaj xyuas API tsis tu ncua ua kom ntseeg tau tias ua raws li cov kev cai tshwj xeeb.

Daim Ntawv Pov Thawj CE (PED 2014/68/EU):Peb cov kav dej piling ua raws li European Pressure Equipment Directive (PED) 2014/68/EU. Muaj daim ntawv pov thawj CE thaum thov kom pab txhawb kev tshem tawm kev lis kev cai thiab kev lees txais qhov project hauv European Economic Area (EEA). Daim Ntawv Tshaj Tawm Txog Kev Ua Tau Zoo (DoP) muab rau cov khoom lag luam EN.

EN 10204 3.2 Daim Ntawv Pov Thawj:Ntxiv rau daim ntawv pov thawj kuaj xyuas 2.2 thiab 3.1 Mill, peb muab cov khoom lag luam nrog Daim Ntawv Pov Thawj Tshuaj Xyuas 3.2, uas tau lees paub los ntawm cov koom haum sab nraud uas tau tso cai los ntawm EU (TÜV, LR, BV, SGS) rau cov haujlwm tseem ceeb hauv hiav txwv thiab hauv paus uas xav tau kev taug qab cov khoom siv tag nrho thiab kev txheeb xyuas ywj pheej.

Kev Pom Zoo Los Ntawm Kev Tshuaj Xyuas Sab Nraud (TPI):Peb cov khoom thiab cov txheej txheem tsim khoom tau txais kev pom zoo thiab kev tshuaj xyuas los ntawm cov koom haum thoob ntiaj teb loj thiab Cov Koom Haum Faib Tawm suav nrog SGS, BV, ABS, LR, DNV, GL, thiab TÜV. Cov kev pom zoo no qhia txog peb lub peev xwm los muab cov kav dej rau cov haujlwm hauv dej hiav txwv thiab ntug dej hiav txwv uas tswj hwm los ntawm lub koom haum faib tawm.

Cov Ntawv Pov Thawj Ntxiv Muaj:

ISO 14001: 2015(Lub Txheej Txheem Tswj Xyuas Ib Puag Ncig) -- Cog lus rau kev coj ua tsim khoom kom ruaj khov

ISO 45001:2018(Kev Tswj Xyuas Kev Noj Qab Haus Huv thiab Kev Nyab Xeeb Hauv Chaw Ua Haujlwm) -- Kev Ua Kom Muaj Kev Nyab Xeeb Hauv Chaw Ua Haujlwm

FPC (Lub Hoobkas Tswj Kev Tsim Khoom)raws li EN 10248 / EN 10219 -- Kev tshaj tawm tus kheej ntawm kev ua raws li CE cim

NORSOK M-650(Tus qauv Norwegian rau cov khoom siv hlau) -- Muaj rau cov haujlwm hauv hiav txwv North Sea

Kev lees paub thoob ntiaj teb:Womic Steel yog tus neeg muab khoom ntseeg siab rau cov neeg cog lus EPC thoob ntiaj teb, cov tub ceev xwm chaw nres nkoj, cov tuam txhab tsim kho dej hiav txwv, thiab cov neeg cog lus hauv paus, pabcuam ntau dua 80 lub tebchaws thoob plaws Southeast Asia, Tebchaws Europe, Middle East, Africa, thiab Asmeskas.

2. ASTM A252 GR.3: Cov Khoom Siv Sib xyaw & Cov yam ntxwv ua tau zoo

ASTM A252 GR.3yog tus qauv txheem Asmeskas rau cov yeeb nkab hlau welded thiab seamless. Lub npe "GR.3" qhia txog Qib 3, uas muaj qhov xav tau lub zog siab tshaj plaws ntawm peb qib ASTM A252 (GR.1, GR.2, GR.3). Qib 3 muaj lub zog tsawg kawg nkaus ntawm 345 MPa (50,000 psi), ua rau nws yog qhov kev xaiv zoo tshaj plaws rau lub hauv paus tob, kev teeb tsa hauv hiav txwv, thiab cov ntawv thov hnyav uas xav tau kev ruaj khov ntawm cov qauv.

ASTM A252 GR.3 yog tsim tshwj xeeb rau kev siv piling, muab kev sib txuas zoo heev rau kev sib txuas hauv thaj teb, kev ua kom sov qis rau cov chaw nyob hauv dej hiav txwv, thiab kev ywj pheej txaus los tiv taus kev ntxhov siab thaum lub sijhawm teeb tsa pile. Piv rau cov qib qauv zoo li A36, qib piling no muab lub peev xwm thauj khoom siab dua, tso cai rau kev tsav tsheb tob dua thiab txo cov pawg.

Cov Tshuaj Lom Zem (Kev Tshuaj Xyuas Ladle, % los ntawm pawg):

Khoom ASTM A252 GR.3 (Max%)
C 0.26
Mn 1.35
P 0.040
S 0.050
Si ---
Cu ---

Lus Cim: ASTM A252 GR.3 yog tsim los rau cov ntawv thov piling nrog ductility zoo kom tiv taus kev tsav tsheb tsis muaj cracking. Cov pa roj carbon sib npaug (CEV) feem ntau yog tswj kom ntseeg tau tias muaj kev sib txuas zoo rau kev sib txuas ntawm cov pawg.

Cov Khoom Siv Kho Tshuab (Chav Kub):

Vaj tse ASTM A252 GR.3
Lub Zog Tawm (min) 345 MPa (50,000 psi)
Lub zog Tensile (min) 455 MPa (66,000 psi)
Kev ntev (min) 20% (rau 50 hli gauge)
Kev Cuam Tshuam Toughness Tsis tau teev tseg (xaiv tau)

*Ceeb Toom: Rau cov ntawv thov hauv dej hiav txwv uas xav tau qhov kub tsawg, kev sim kev sim ntxiv tuaj yeem teev tseg ua qhov yuav tsum tau ua. Kev sim kev sim ntawm 0°C, -20°C, lossis -40°C muaj thaum thov.*

Kev sib piv ntawm ASTM A252 Piling Pipe Qib:

Qib Lub Zog Tawm (MPa) Lub zog Tensile (MPa) Daim Ntawv Thov Ib Txwm Muaj
Qib 1 205 345 Lub hauv paus sib dua, cov ncej tsis tob
GR.2 240 415 Nruab nrab load, lub hauv paus tsev
Qib 3 345 455 Thauj khoom hnyav, marine, lub hauv paus tob

Lus Cim: Rau cov haujlwm marine uas xav tau kev tsav tsheb siab thiab kev nkag mus tob, ASTM A252 GR.3 yog qib pom zoo.

3. Kev Ua Raws Li Qhov Ntev thiab Cov Qauv

Womic Steel muab ASTM A252 GR.3 SSAW steel yeeb nkab thoob plaws ntau qhov ntev, ua raws li ASTM A252 thiab cov qauv thoob ntiaj teb. Cov txheej txheem SSAW (Spiral Submerged Arc Welded) yog qhov zoo tagnrho rau cov ntawv thov piling loj.

Khoom Cov Lus Qhia Tshwj Xeeb
Tus Qauv ASTM A252 (GR.1, GR.2, GR.3)
Cov Txheej Txheem Tsim Khoom SSAW (Kauv Submerged Arc Welded) - 508mm-3,000mm OD
Sab Nraud Txoj Kab uas hla 508mm – 3,000mm (20" – 120")
Phab ntsa tuab ntau yam 6.0 hli - 25.4 hli
Qhov Ntev Ntau Txheem: 6m, 12m, 18m / Kev cai: txog li 60m
Xaus tiav Plain End (PE) / Beveled End (BE) nrog rau cov nplhaib hlau sacrificial xaiv tau
Qhov Chaw Tiav Liab qab / Roj / Dub Txheej / 3PE / FBE / Thee Tar Epoxy
Kev kam rau siab OD: ±1.0% / WT: -0% +15% (ASTM) / Ntev: +50mm -0mm

4. Muaj Qhov Loj & Cov Lus Qhia Tshwj Xeeb - ASTM A252 GR.3 SSAW Steel Pile Pile

SSAW Piling Yeeb Nkab (508mm - 3,000mm OD)

OD (hli) Phab Ntsa Thickness (hli) Kev Xaiv Qhov hnyav (kg/m2) Tus Qauv Ntev
508 – 610 6.0, 8.0, 10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 74.3 – 360.5 6m / 12m / 18m
610 – 762 6.0, 8.0, 10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 89.4 – 454.3 6m / 12m / 18m
762 – 914 6.0, 8.0, 10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 111.9 – 548.2 6m / 12m / 18m / 24m
914 – 1,067 8.0, 10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 178.7 – 642.4 6m / 12m / 18m / 24m
1,067 – 1,220 8.0, 10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 209.0 – 736.5 6m / 12m / 18m / 24m
1,220 – 1,422 10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 298.4 – 859.8 6m / 12m / 18m / 24m
1,422 – 1,625 10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 348.2 – 986.5 6m / 12m / 18m / 24m
1,625 – 2,000 12.0, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 477.1 – 1,217.4 6m / 12m / 18m
2,000 – 2,500 12.0, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 588.5 – 1,527.2 6m / 12m / 18m
2,500 – 3,000 12.0, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 736.5 – 1,841.7 6m / 12m / 18m

Lus Cim: Qhov loj me tshwj xeeb sab nraum cov ntau yam no muaj thaum thov. Cov kab uas hla loj dua (txog li 3,500mm / 138 ") muaj rau cov haujlwm tshwj xeeb.

5. Cov Qauv Piling, Marine & Foundation uas Womic Steel Tsim

Tus Qauv Cov Qib Hlau Daim Ntawv Thov Ib Txwm Muaj
Cov Qauv ASTM Piling    
ASTM A252 Qib 1, Qib 2, Qib 3 Cov yeeb nkab hlau rau lub hauv paus tob, kev sib txuas ntawm dej hiav txwv
ASTM A500 Gr.A, Gr.B, Gr.C Cov kav dej puag ncig / square rau kev sib dhos thiab kev txhawb nqa
ASTM A501 Gr.A, Gr.B Cov kav dej kub uas ua rau muaj kev sib txuas
ASTM A690 Qib Mariner Cov hlau piling uas tiv taus dej hiav txwv
ASTM A572 GR.42, GR.50, GR.60, GR.65 Cov qauv piling uas muaj zog heev thiab tsis tshua muaj hlau
ASTM A588 Gr.A, Gr.B, Gr.C Kev tiv thaiv hlau piling, lub hauv paus choj
EN Cov Qauv Piling    
EN 10248 S235GP, S275GP, S355GP Kev tsim cov ntawv hlau kub dov thiab cov yeeb nkab piling
EN 10219 S235JRH, S275JRH, S355JRH, S355J2H Cov ntu hollow uas tau vuam txias rau kev sib dhos
EN 10025 S235JR, S275JR, S355JR, S355J2 Cov hlau ua los ntawm cov hlau kub dov rau kev siv rau kev sib dhos thiab kev siv hauv dej hiav txwv
Cov Qauv API    
API 5L GR.B, X42, X52, X65, X70 Cov yeeb nkab siv ua piling (feem ntau nyob rau hauv offshore)
API 2B GR.42, GR.50, GR.60 Kev tsim cov yeeb nkab hlau hauv hiav txwv
Cov Qauv JIS    
JIS A5525 SKK400, SKK490, SKK540 Cov yeeb nkab hlau rau chaw nres nkoj thiab cov qauv dej hiav txwv
JIS G3444 STK290, STK400, STK490, STK540 Cov kav hlau carbon rau kev teeb tsa qauv

Kev Siv:Kev tsim cov foundation piling tob, marine piling, offshore platform foundation, wharf thiab dock construction, bridge foundation, coastal protection, breakwater, fender system, jacket pile, port thiab harbor construction, reclamation land, river training, tunnel engineering, deep water port construction, seismic retrofit foundation, retaining walls, cofferdams, caisson foundations, offshore wind turbine foundations.

6. Cov Txheej Txheem Tsim Khoom - SSAW (Spiral Submerged Arc Welded) Cov Yeeb Nkab Hlau

Cov Txheej Txheem Tsim Khoom SSAW rau Piling Yeeb Nkab (508mm - 3,000mm OD):

Kev Tshuaj Xyuas Khoom Siv Raw (Coil):Cov hlau kub dov uas tuaj txog raug kuaj xyuas seb puas muaj cov tshuaj lom neeg sib xyaw, cov khoom siv kho tshuab, thiab qhov zoo ntawm qhov chaw raws li ASTM A252 lossis cov lus qhia ntawm cov neeg siv khoom. Txhua lub kauj hlau muaj tus lej kub tshwj xeeb kom ntseeg tau tias cov khoom siv taug qab tau tag nrho thoob plaws hauv kev tsim khoom.

Kev Tshem Tawm & Kev Sib Tw:Cov kauj hlau raug thauj mus rau ntawm lub tshuab uncoiler thiab pub los ntawm lub tshuab leveling precision kom ua kom daim hlau tiaj tus, tshem tawm cov kauj teeb tsa thiab xyuas kom meej tias nws tiaj tus rau kev sib sau ua ke.

Kev Txiav Ntug thiab Kev Txiav:Ob sab ntug ntev ntawm cov hlau raug txiav thiab txiav kom raug qhov dav (±0.5 hli). Kev npaj ntug tsim kom muaj qhov chaw huv si, sib luag uas tsim nyog rau kev tsim cov kauv vuam zoo.

Kev Tsim Kauv:Cov kab uas tiaj tiaj lawm ces muab tso rau hauv lub tshuab ua kom lub voj voog ntawm lub kaum sab xis uas tswj tau. Cov kab no txuas ntxiv mus ua ib lub voj voog cylindrical, nrog rau cov npoo sib dhos rau kev vuam. Lub kaum sab xis ntawm lub voj voog no tuaj yeem hloov kho tau kom ua tiav cov kab uas hla sib txawv ntawm tib lub voj voog dav.

Kev Vuam Arc Sab Hauv (SAW):Cov xov sab hauv uas sib txuas ua ke nrog cov kav dej thiab cov hlau sib txuas ua ke raug vuam ua ntej. Lub taub hau vuam raug tso rau hauv cov yeeb nkab kom nkag mus tau zoo.

Kev Vuam Arc Sab Nraud (SAW):Tom qab vuam sab hauv, cov khoom siv vuam submerged arc yuav raug vuam tam sim ntawd. Cov khoom siv vuam sab nraud ua tiav qhov vuam nkag mus tag nrho thiab muab lub zog ntxiv.

Txiav kom ntev:Cov yeeb nkab txuas ntxiv mus txuas ntxiv raug txiav rau qhov ntev tshwj xeeb siv cov tshuab txiav plasma lossis oxygen nrog kev tswj qhov ntev meej (+50mm -0mm rau cov lus qhia txog kev sib dhos).

Kev Ntsuas Tsis Ua Rau Puas Tsuaj (NDT):

Kev Ntsuas Ultrasonic 100% (UT):Lub kaw lus UT tsis siv neeg tshuaj xyuas tag nrho cov hlua khi thiab lub cev yeeb nkab tag nrho rau kev laminations, inclusions, tsis muaj fusion, thiab lwm yam kev tsis sib txuas.

Kev Kuaj X-ray (RT):Kev tshuaj xyuas X-ray lossis gamma-ray ntawm qhov txuas weld (qhov chaw lossis tag nrho raws li tau teev tseg) kom paub tseeb tias qhov txuas zoo thiab nkag mus.

Kev Tshuaj Xyuas Cov Khoom Sib Nqus (MPI):Tshuaj xyuas cov ntiv taw vuam thiab thaj chaw raug cua sov kom paub txog cov kab nrib pleb thiab qhov tsis sib txuas.

Kev Ntsuas Hydrostatic (Xaiv Tau):Muaj raws li cov neeg siv khoom thov rau cov ntawv thov tseem ceeb uas xav tau kev txheeb xyuas qhov tseeb ntawm lub siab.

Xaus Kev Xaus:Cov kawg tiaj tiaj (txiav plaub fab) lossis cov kawg beveled (30°-35° bevel angle) raws li cov neeg siv khoom qhia. Cov nplhaib hlau sacrificial yuav raug welded rau cov kawg yeeb nkab rau kev tiv thaiv ntxiv thaum lub sijhawm tsav pawg.

Kev Tshuaj Xyuas Zaum Kawg & Kev Cim:Kev tshuaj xyuas pom qhov tsis zoo ntawm qhov chaw, kev txheeb xyuas qhov loj me (OD, WT, ntev, ncaj, puag ncig), thiab cim tas mus li raws li ASTM A252 (suav nrog qib, qhov loj me, tus lej cua sov, tus lej cim chaw tsim khoom).

Cov txiaj ntsig ntawm SSAW Txheej Txheem rau Piling Yeeb Nkab:

1. Muaj peev xwm tsim cov kab uas loj heev (txog li 3,000mm +) los ntawm cov kauj dav dav

2. Cov txheej txheem tsim khoom tas mus li rau kev ua haujlwm siab

3. Siv tau zoo rau kev siv cov piling loj

4. Kev ruaj khov zoo thiab puag ncig rau kev tsav tsheb

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7. Kev Tswj Xyuas Zoo & Cov Txheej Txheem Ntsuas rau SSAW Piling Pipe

Theem Txoj Kev Tshuaj Xyuas Lub Hom Phiaj
Cov Khoom Siv Raw (Coil) Kev Tshuaj Xyuas Tshuaj (OES Spectrometer) Xyuas kom meej tias ua raws li ASTM A252 cov kev txwv ntawm cov khoom sib xyaw
Cov Khoom Siv Raw (Coil) Kev Ntsuas Tensile Xyuas kom meej tias lub zog tensile, lub zog yield, thiab elongation
Cov Khoom Siv Raw (Coil) Kev Ntsuas Ultrasonic Tshawb nrhiav cov laminations sab hauv thiab cov qhov tsis zoo
Nyob rau hauv-Txheej Txheem Kev Tshuaj Xyuas Qhov Loj (Micrometers) Saib xyuas OD, WT thaum lub sijhawm ua cov kauv
Nyob rau hauv-Txheej Txheem Kev Tshuaj Xyuas Kev Npaj Ntug Xyuas kom meej qhov xwm txheej ntawm ntug thiab kev sib phim
Thaj Chaw Weld Kev Ntsuas Ultrasonic (UT) - Hauv Online Tshawb nrhiav qhov tsis sib txuas ntawm weld, tsis muaj fusion
Thaj Chaw Weld Kev Kuaj Mob X-ray (RT) Xyuas kom meej tias qhov vuam nkag mus, porosity, thiab slag suav nrog
Thaj Chaw Weld Kev Tshuaj Xyuas Cov Khoom Sib Nqus (MPI) Kev kuaj pom qhov tawg ntawm qhov chaw (weld thiab HAZ)
Cov Yeeb Nkab Tiav Lawm Kev Tshuaj Xyuas Qhov Ntev Xyuas kom tseeb tias OD, WT, ntev, ncaj, puag ncig
Cov Yeeb Nkab Tiav Lawm Kev Ntsuas Hydrostatic (Xaiv Tau) Tshawb xyuas qhov kev ua haujlwm siab rau cov ntawv thov tseem ceeb
Cov Yeeb Nkab Tiav Lawm Kev Ntsuas Khoov Uas Tau Qhia Xyuas kom meej tias qhov vuam ductility thiab soundability
Cov Yeeb Nkab Tiav Lawm Kev Ntsuas Kom Sib Nqus Xyuas kom meej tias lub cev ntawm lub yeeb nkab muaj zog thiab ductility
Cov Yeeb Nkab Tiav Lawm Kev Ntsuas Qhov Cuam Tshuam Charpy V-Notch (Xaiv Tau) Xyuas kom meej tias qhov kub qis muaj zog rau kev siv hauv dej hiav txwv
Cov Yeeb Nkab Tiav Lawm Kev Ntsuas Qhov Nyuaj (Xaiv Tau) Xyuas kom meej qhov nyuaj tshaj plaws rau kev vuam
Cov Yeeb Nkab Tiav Lawm Kev Tshuaj Xyuas Pom thiab Nto Tshawb xyuas seb puas muaj qhov tsis zoo ntawm qhov chaw, laminations, thiab tawg
Cov Yeeb Nkab Tiav Lawm Kev Txheeb Xyuas Kev Cim Xyuas kom meej tias muaj cim tas mus li raws li tus qauv

Kev Ntsuas Xaiv Tau Rau Cov Kev Siv Tseem Ceeb Hauv Dej Hiav Txwv & Hauv Dej Hiav Txwv:

● CTOD (Kev Ntsuas Qhov Qhib Ntawm Qhov Crack Tip) rau kev tawv ntawm qhov tawg

● Kev Ntsuas HIC (Hydrogen Induced Cracking) raws li NACE TM0284

● Kev Ntsuas SSC (Sulfide Stress Cracking) raws li NACE TM0177

● Kev Ntsuas Qhov Cuam Tshuam Kub Qis ntawm -20 ° C, -40 ° C, lossis -60 ° C

● Kev Ntsuas Qhov Nyuaj (HV10 lossis HRC) rau kev tsim nyog rau kev pabcuam qaub

Cov Ntaub Ntawv Zoo:

● Daim Ntawv Pov Thawj Xeem Zeb raws li EN 10204 Hom 2.2, 3.1, lossis 3.2

● Daim Ntawv Qhia Txog Kev Ntsuas Ultrasonic (weld thiab lub cev)

● Daim Ntawv Qhia Txog Kev Ntsuas Hluav Taws Xob (yog tias teev tseg)

● Daim Ntawv Qhia Txog Kev Tshuaj Xyuas Qhov Loj

● Kev taug qab tau los ntawm tus lej cua sov mus rau cov yeeb nkab tiav lawm

8. Cov Ntawv Thov Tseem Ceeb - ASTM A252 GR.3 SSAW Steel Pile Pile

ASTM A252 GR.3 SSAW cov yeeb nkab hlau yog cov khoom tseem ceeb hauv kev tsim kho hauv av tob, kev tsim kho hauv hiav txwv, thiab cov haujlwm tsim kho hauv pej xeem hnyav:

Kev Txhim Kho Lub Hauv Paus Sib Sib Zog:Cov pawg khoom siv rau cov tsev siab, cov choj, cov chaw ua haujlwm, thiab cov qauv hnyav uas xav tau kev txhawb nqa tob. Lub zog siab ntawm GR.3 tso cai rau kev tsav tsheb tob dua thiab muaj peev xwm thauj khoom ntau dua.

Lub Tuam Txhab Marine & Offshore Platform:Cov ncej hauv paus rau cov chaw tsim roj thiab roj av hauv hiav txwv, cov chaw khawb av, cov chaw tsim khoom, thiab cov hauv paus ntawm lub cav cua hauv hiav txwv. Cov ncej hauv hiav txwv yuav tsum tiv taus cov nthwv dej, cov zog tam sim no, thiab cov dej hiav txwv uas muaj zog.

Kev Tsim Kho Chaw Nres Nkoj, Chaw Nres Nkoj thiab Chaw Nres Nkoj:Kev tsim cov ncej rau cov chaw nres nkoj thawv, cov chaw nres nkoj thauj khoom loj, cov chaw nres nkoj neeg caij tsheb, cov chaw Ro-Ro, thiab cov chaw nres nkoj thauj khoom dav dav. Cov ncej muab kev txhawb nqa rau cov qauv ntawm lub lawj, cov ntses dolphin khi, thiab cov ntses dolphin mis.

Lub Hauv Paus Choj & Chaw Nres Nkoj:Cov ncej sib sib zog nqus rau cov ncej choj, cov abutments, thiab cov hauv paus pej thuam rau cov choj cable-stayed thiab cov choj dai. Cov ncej xa cov khoom hnyav mus rau cov txheej txheem uas muaj peev xwm.

Kev Tiv Thaiv Ntug Dej Hiav Txwv & Phab Ntsa Dej Hiav Txwv:Kev tsim cov phab ntsa dej hiav txwv, cov ntug dej hiav txwv, kev tiv thaiv ntug dej hiav txwv, thiab kev tswj kev yaig. Cov yeeb nkab hlau muab kev txhawb nqa zoo rau cov chav ua rog thiab cov qauv pob zeb.

Kev Tsim Kho Dej thiab Chaw Nres Nkoj:Kev txhim kho cov pob zeb hauv av rau cov chaw thaiv dej ntawm cov pob zeb rubble mound, cov chaw thaiv dej ntawm phab ntsa ntsug, cov chaw nres nkoj, thiab cov qhov av. Cov ncej muab kev ruaj khov rau cov qauv uas tsis ua rau nthwv dej poob.

Kev Txhawb Nqa Lub Tshuab Fender:Cov pawg txhawb nqa rau cov kab ke fender marine ntawm qhov chaw nres nkoj thiab cov qauv chaw nres nkoj. Cov pawg nqus cov zog chaw nres nkoj thiab tiv thaiv lub nkoj thiab cov qauv thaum lub sijhawm ua haujlwm mooring.

Lub Rooj Tsav Tsheb Rau Roj & Roj Av Platform:Kev teeb tsa cov qauv tsho uas txhawb nqa cov chaw tsim roj thiab roj av. Cov ncej loj thiab phab ntsa tuab raug tsav hla cov ceg tsho thiab muab cov grout tso rau hauv qhov chaw.

Kev Kho Dua Av thiab Kev Kho Dua Phab Ntsa Dej:Kev txhim kho cov qauv rau thaj chaw rov ua dua tshiab, cov phab ntsa ntug dej hiav txwv, thiab cov ntug dej rov ua dua tshiab. Cov ncej muab kev ruaj khov ntawm cov qauv rau cov haujlwm txuas ntxiv av.

Kev Kawm Txog Tus Dej thiab Kev Tswj Dej Nyab:Kev tsim cov ncej rau kev tiv thaiv ntug dej, cov ntug dej coj, cov ntsia hlau, thiab cov qauv tswj dej nyab. Cov yeeb nkab hlau ua rau cov ntug dej ruaj khov thiab tiv thaiv kev txhuam thiab kev yaig.

Kev Tsim Kho Qhov Av & Kev Txiav-thiab-Npog:Kev tsim cov piling rau lub hauv paus qhov av uas txiav thiab npog, phab ntsa secant pile, thiab cov qauv txhawb nqa qhov rooj qhov av. Cov piles muab kev txhawb nqa ntsug thiab sab rau cov qauv hauv av.

Lub hauv paus kho dua tshiab rau kev tiv thaiv av qeeg:Txhim kho cov qauv uas twb muaj lawm kom tiv thaiv tau av qeeg, suav nrog cov hauv paus choj, cov hauv paus tsev, thiab cov qauv chaw nres nkoj uas xav tau kev tiv thaiv av qeeg zoo dua.

9. Ntim & Xa Khoom - ASTM A252 GR.3 SSAW Steel Pile Pile

ASTM A252 GR.3 SSAW cov yeeb nkab hlau tau ntim thiab xa nrog kev saib xyuas zoo tshaj plaws kom ntseeg tau tias lawv tiv thaiv thaum lub sijhawm thauj mus los. Nov yog cov lus piav qhia txog cov txheej txheem ntim khoom thiab xa khoom rau cov yeeb nkab loj SSAW:

Ntim:

Kev Tiv Thaiv Txheej:Ua ntej ntim khoom, cov kav dej yuav raug txheej nrog ib txheej roj tiv thaiv xeb lossis cov xim pleev xim tiv thaiv kom tiv thaiv kev xeb ntawm qhov chaw thiab kev ua kom tsis txhob muaj xeb thaum lub sijhawm khaws cia thiab thauj mus los. Cov xim tiav kuj muaj rau kev siv txheej tam sim ntawd ntawm qhov chaw mus lossis rau cov chaw nyob hauv dej hiav txwv uas tau teev tseg qhov kev tso cai xeb.

Kev Muab Pob (Cov Txoj Kab Me):Rau cov kav dej me dua (feem ntau qis dua 610mm / 24 "), cov kav dej raug muab sib dhos ua ke ua cov pob hexagonal lossis cov pob rectangular. Lawv raug khi siv cov hlua hlau (feem ntau yog 3-5 txoj hlua rau ib pob nrog cov ces kaum tiv thaiv) kom tiv thaiv kev txav mus los hauv pob.

Kev Sib Sau Ua Ib Leeg (Cov Txoj Kab Uas Loj):Rau cov kav dej loj dua (saum 610mm / 24"), feem ntau cov kav dej raug tuav thiab xa ib leeg vim qhov hnyav thiab qhov loj. Cov ntoo dunnage lossis cov roj hmab padding tso rau ntawm cov txheej kav dej tiv thaiv kev puas tsuaj thiab kev puas tsuaj ntawm txheej.

Cov hau kawg:Cov hau yas lossis hlau kawg tau muab tso rau ob qho kawg ntawm txhua lub yeeb nkab los tiv thaiv cov kawg beveled, cov kawg tiaj tus los ntawm kev puas tsuaj, cov khib nyiab ingress, thiab noo noo.

Cov Nplhaib Hlau Rau Kev Txi (Xaiv Tau):Rau cov kav dej uas xav tau kev tiv thaiv zoo dua thaum lub sijhawm tsav tsheb, cov nplhaib hlau sacrificial (feem ntau 50-100mm dav, 6-12mm tuab) raug vuam rau qhov kawg ntawm txhua lub kav dej. Cov nplhaib no nqus cov kev cuam tshuam ntawm lub rauj tsav tsheb thiab tiv thaiv qhov kawg ntawm lub kav dej kom tsis txhob hloov pauv.

Padding thiab Cushioning:Rau cov xaj xa tawm zoo tshaj plaws, cov ntaub ntawv padding xws li cov nplhaib ua npuas ncauj, cov roj hmab strips, lossis ntoo dunnage yog siv ntawm cov txheej yeeb nkab kom tiv thaiv kev puas tsuaj, kev puas tsuaj rau txheej, thiab kev puas tsuaj thaum lub sijhawm tuav thiab thauj mus los.

Cov Ntsiab Lus Nqa:Cov lugs nqa lossis cov chaw nqa uas tau teem tseg yuav raug ntxiv rau cov kav dej hnyav (ntau tshaj 2,000 kg ib lub kav dej) kom yooj yim rau kev thauj khoom mus rau qhov chaw nyab xeeb siv crane lossis forklift.

Kev Xa Khoom:

Hom Kev Thauj Mus Los:Cov kav dej raug xa mus los ntawm cov thawv ntim khoom (20ft lossis 40ft thawv rau cov kab uas me me), cov tsheb thauj khoom loj (cov khoom tawg rau cov kab uas loj thiab cov ntim loj), lossis kev thauj khoom los ntawm tsheb ciav hlau, nyob ntawm qhov chaw mus, qhov ntim xaj, thiab qhov ceev ntawm kev xa khoom. Cov nkoj thauj khoom ntawm qhov project yuav siv tau rau cov kav dej loj heev lossis cov kav dej ntev heev.

Kev Ntim Khoom (Cov Txoj Kab Uas Me):Rau cov kav dej me dua (feem ntau qis dua 508mm / 20 "), cov kav dej raug thauj mus rau hauv cov thawv thauj khoom 20ft lossis 40ft kom ntseeg tau tias muaj kev nyab xeeb thiab kev thauj mus los zoo. Kev thauj khoom hauv thawv tiv thaiv cov khoom thauj los ntawm huab cua, dej noo, thiab cov pa phem sab nraud. Feem ntau, qhov thauj khoom ntau tshaj plaws hauv thawv yog 20-25 tons ib lub thawv 20ft.

Kev Thauj Khoom Loj (Cov Txoj Kab uas hla loj & Cov Ntim Loj):Rau cov xaj loj (feem ntau >500 tons) lossis cov kav dej loj (saum toj no 508mm / 20 "), cov kav dej raug thauj ncaj qha rau hauv cov nkoj thauj khoom loj lossis cov nkoj uas muaj iav. Cov nqaj nqa thiab cov pas nrig nthuav tawm tiv thaiv kev puas tsuaj thaum thauj khoom. Dunnage, lashing, thiab cov saw hlau ruaj ntseg yog siv los tiv thaiv kev thauj khoom thaum lub sijhawm thauj mus los hauv hiav txwv. Txoj kev no yog qhov pheej yig tshaj plaws rau cov haujlwm hnyav hauv hiav txwv.

Cov Thawv Tiaj Tiaj Los Yog Cov Thawv Qhib Sab Saum Toj (Siab Tshaj / Ntev Tshaj):Rau cov kav dej uas loj tshaj qhov loj ntawm lub thawv (ntev >12m lossis txoj kab uas hla >2.3m), cov thawv uas muaj khib tiaj tiaj lossis cov thawv qhib sab saud yuav siv tau rau cov khoom loj uas tawg ua tej daim me me. Cov thawv tshwj xeeb no tso cai rau kev thauj khoom loj heev kom ruaj ntseg.

Kev Sau Npe thiab Cov Ntaub Ntawv:Txhua lub pob lossis txhua lub yeeb nkab muaj cov ntaub ntawv tseem ceeb xws li qib khoom siv, tus qauv, qhov loj me, tus lej cua sov, tus lej pob/yeeb nkab, thiab cov lus qhia tuav. Cov ntaub ntawv xa khoom tiav lawm tau npaj rau kev tshem tawm kev lis kev cai thiab kev taug qab cov khoom thauj.

Kev Ua Raws Cai ntawm Kev Lis Kev Cai:Rau kev xa khoom thoob ntiaj teb, txhua cov ntaub ntawv pov thawj kev lis kev cai tsim nyog --- suav nrog daim ntawv them nqi lag luam, daim ntawv teev khoom, daim ntawv xa khoom, Daim Ntawv Pov Thawj Keeb Kwm (yog tias xav tau), Daim Ntawv Pov Thawj Xeem Zeb, thiab txhua daim ntawv tso cai xa khoom tuaj --- tau npaj tseg kom ntseeg tau tias kev tshem tawm zoo ntawm qhov chaw nres nkoj mus.

Kev Ruaj Ntseg Ruaj Ntseg:Hauv lub tsheb thauj khoom lossis lub thawv, cov pob khoom thiab cov kav dej ib leeg raug khi thiab txhawb kom ruaj ntseg siv cov hlau khi (nrog cov tiv thaiv ces kaum), cov hnab ntim khoom, cov ntoo khi, lossis cov saw hlau kom tiv thaiv kev txav, dov, lossis kev txav mus los uas yuav ua rau puas tsuaj thaum lub sijhawm thauj mus los.

Kev Tshawb Xyuas thiab Kev Saib Xyuas:Cov txheej txheem taug qab kev xa khoom siab heev siv los saib xyuas qhov xwm txheej ntawm kev xa khoom thiab muab cov kev hloov tshiab qhov chaw tiag tiag rau cov neeg siv khoom. Cov lej taug qab thawv muab rau txhua qhov kev xa khoom thawv. Kev taug qab nkoj muaj rau kev xa khoom ntau.

Kev Pov Hwm:Nyob ntawm tus nqi xaj thiab cov kev xav tau ntawm cov neeg siv khoom, kev pov hwm thauj khoom hauv hiav txwv (Txhua Qhov Kev Pheej Hmoo lossis Nrog Qhov Nruab Nrab) yuav raug npaj los them rau kev poob lossis kev puas tsuaj thaum lub sijhawm thauj mus los. Rau cov haujlwm tsim cov piling hauv hiav txwv uas muaj nqis siab, yuav pom zoo kom muaj kev pov hwm ntxiv rau kev teeb tsa thiab kev teeb tsa.

Kev Npaj Nqa Khoom Hnyav:Rau cov kav dej hnyav heev (ntau tshaj 5,000 kg ib lub kav dej), kev sib koom tes ua ntej nrog chaw nres nkoj mus rau cov khoom siv nqa hnyav (cranes uas muaj peev xwm txaus, cov pas nrig tshwj xeeb). Womic Steel muab cov lus qhia ntxaws ntxaws txog kev thauj khoom suav nrog qhov hnyav thiab qhov loj ntawm cov kav dej rau kev npaj ua haujlwm.

Hauv kev xaus lus, Womic Steel ua kom ntseeg tau tias txhua ASTM A252 GR.3 SSAW steel yeeb nkab tau ntim nrog cov kev ntsuas tiv thaiv kev lag luam thiab xa khoom siv cov txheej txheem kev thauj mus los txhim khu kev qha kom mus txog lawv qhov chaw nyob rau hauv qhov zoo tshaj plaws. Cov txheej txheem ntim khoom thiab xa khoom kom raug yog qhov tseem ceeb rau kev khaws cia kev ncaj ncees thiab zoo ntawm cov khoom xa tuaj, tshwj xeeb tshaj yog rau cov haujlwm tseem ceeb hauv hiav txwv.

36

10. Cov txiaj ntsig ntawm Womic Steel & FAQ - ASTM A252 GR.3 SSAW Steel Pile Pile

Vim li cas thiaj koom tes nrog Womic Steel rau ASTM A252 GR.3 SSAW Piling Pipe?

Tag Nrho Cov Qhov Loj:Cov txheej txheem SSAW npog 508mm txog 3,000mm OD, phab ntsa tuab txog li 25.4mm, ntev txog li 60m rau lub hauv paus tob thiab cov haujlwm piling marine.

Kev Tsom Xam Hauv Dej Hiav Txwv & Offshore:Muaj kev paub tshwj xeeb hauv kev siv piling hauv dej hiav txwv thiab ntug dej hiav txwv suav nrog kev tsim chaw nres nkoj, cov platforms hauv dej hiav txwv, lub hauv paus choj, thiab cov haujlwm tiv thaiv ntug dej hiav txwv. Nkag siab txog kev tiv thaiv xeb hauv dej hiav txwv thiab cov kev xav tau kev ntxhov siab.

Cov Nplhaib Hlau Rau Kev Txi:Kev vuam cov nplhaib hlau sacrificial rau cov kav dej kawg rau kev tiv thaiv zoo dua thaum lub sijhawm ua haujlwm tsav pawg, txo cov yeeb nkab deformation thiab kev ncua sijhawm teeb tsa.

Cov Kev Pabcuam Ntxiv:Kev txiav qhov kawg (30°-35°), kev txiav qhov kawg tiaj tus, txheej tiv thaiv (FBE, 3LPE, Coal Tar Epoxy, Galvanizing), thiab kev qhwv tiv thaiv xeb muaj nyob rau hauv tsev lossis los ntawm cov chaw koom tes tsim nyog.

Muaj peev xwm ntev:Txog li 60m ib zaug ntev rau cov haujlwm hauv paus tob, txo qhov yuav tsum tau txuas cov kab sib txuas hauv thaj teb thiab lub sijhawm teeb tsa. Muaj qhov ntev raws li koj xav tau yam tsis muaj nqi ntxiv rau cov kab sib txuas ib txwm.

Kev Sib Tw Logistics:Kev koom tes ua lag luam nrog cov neeg xa khoom thoob ntiaj teb thiab cov kws tshwj xeeb thauj khoom hauv qhov project ua kom muaj kev thauj khoom zoo tshaj plaws (thawv, khoom tawg loj, lossis nkoj project) thiab kev xa khoom thoob ntiaj teb uas pheej yig rau cov kav dej hnyav thiab loj heev.

Cov Ntaub Ntawv Qhia Txog:Daim Ntawv Pov Thawj Xeem Tag Nrho (EN 10204 Hom 2.2, 3.1, lossis 3.2), cov ntawv qhia NDT (UT, RT), cov ntawv qhia qhov ntev, thiab cov ntaub ntawv taug qab tau muab rau txhua qhov khoom xa tuaj. Kev tshuaj xyuas los ntawm sab nraud (SGS, BV, TÜV, LR, DNV) tau yooj yim thaum thov.

Xaiv Womic Steel Group ua koj tus khub txhim khu kev qha rau cov khoom zoo ASTM A252 GR.3 SSAW steel yeeb nkab rau cov dej hiav txwv, ntug dej hiav txwv, thiab cov haujlwm tob tob thoob ntiaj teb. Txais tos nug!

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Cov Lus Nug Feem Ntau (FAQ) - ASTM A252 GR.3 SSAW Steel Pile Pile

Q: Qhov txawv ntawm SSAW thiab LSAW rau cov yeeb nkab piling yog dab tsi?

A: SSAW (Spiral Submerged Arc Welded) siv cov txheej txheem vuam kauv, zoo tagnrho rau cov kab uas hla loj (508mm-3,000mm) thiab cov phab ntsa nyias mus rau nruab nrab. LSAW (Longitudinal Submerged Arc Welded) siv cov vuam ncaj, zoo dua rau cov kab uas hla me dua (508mm-1,500mm) thiab cov phab ntsa tuab dua (txog li 50.8mm). SSAW feem ntau pheej yig dua rau cov ntawv thov piling loj heev, thaum LSAW muab cov vuam sib xws zoo dua rau cov ntawv thov phab ntsa tuab.

Q: Lub nplhaib hlau sacrificial yog dab tsi thiab thaum twg yuav tsum siv nws?

A: Lub nplhaib hlau sacrificial yog ib ntu hlau luv luv (feem ntau yog 50-100mm dav, 6-12mm tuab, sib phim cov yeeb nkab OD) welded rau qhov kawg ntawm lub yeeb nkab piling. Nws nqus cov zog cuam tshuam los ntawm lub rauj tsav pawg, tiv thaiv qhov kawg ntawm cov yeeb nkab los ntawm kev hloov pauv, buckling, lossis tawg. Cov nplhaib sacrificial raug pom zoo rau cov xwm txheej tsav tsheb nyuaj (xuab zeb ntom ntom, xuab zeb, pob zeb qhov), cov rauj tsav pawg hnyav, cov yeeb nkab nyias-phab ntsa, cov haujlwm tseem ceeb uas kev puas tsuaj ntawm cov yeeb nkab kawg yuav ua rau lub sijhawm ncua sijhawm, thiab cov yeeb nkab xav tau dej nruj tom qab tsav tsheb.

Q: Muaj pes tsawg qhov ntev xaiv rau ASTM A252 GR.3 SSAW piling yeeb nkab?

A: Qhov ntev txheem yog 6m, 12m, thiab 18m. Rau cov haujlwm tob thiab dej hiav txwv, peb muab cov qhov ntev tshwj xeeb txog li 60m (200 feet) nyob ntawm txoj kab uas hla thiab phab ntsa tuab. Qhov ntev ntev ntxiv muab cov txiaj ntsig zoo: txo tus lej ntawm cov kev sib txuas hauv thaj teb (tus nqi teeb tsa qis dua, lub sijhawm sai dua), kev ua haujlwm txuas ntxiv zoo dua, thiab txo qhov kev pheej hmoo ntawm qhov tsis zoo ntawm weld. Txawm li cas los xij, qhov ntev ntev dua xav tau kev thauj mus los tshwj xeeb (cov thawv tiaj tiaj, cov nkoj loj, lossis cov khoom thauj khoom) thiab tej zaum yuav muaj cov nqi thauj khoom siab dua.

Q: Muaj cov kev xaiv txheej dab tsi rau cov yeeb nkab marine piling los tiv thaiv kev xeb ntawm dej hiav txwv?

A: Peb muaj ntau txoj kev xaiv tiv thaiv xeb rau cov chaw nyob hauv dej hiav txwv: FBE (Fusion Bonded Epoxy) ib txheej lossis ob txheej, 3LPE/3LPP (Peb Txheej Polyethylene/Polypropylene), Coal Tar Epoxy, Hot Dip Galvanizing, Liquid Epoxy, thiab Concrete Weight Coating (CWC). Rau feem ntau ntawm cov ntawv thov piling hauv dej hiav txwv, 3LPE lossis FBE txheej ua ke nrog kev tiv thaiv cathodic yog tus qauv kev lag luam.

Q: Koj puas tuaj yeem muab cov yeeb nkab piling nrog kev tshuaj xyuas sab nraud (SGS, BV, TÜV, DNV, LR)?

A: Yog. Peb txais tos thiab pab txhawb kev tshuaj xyuas los ntawm DNV, BV, SGS, TÜV, ABS, LR, lossis lwm tus neeg sawv cev uas cov neeg siv khoom xaiv tsa thaum lub sijhawm tsim khoom thiab ua ntej xa khoom. 3.2 Daim ntawv pov thawj tshuaj xyuas uas tau lees paub los ntawm cov koom haum thib peb tau tso cai raug muab tsis tu ncua thaum thov.

Q: Kev sim tsis puas tsuaj (NDT) twg muab rau ASTM A252 GR.3 SSAW piling pipe?

A: NDT tus qauv suav nrog 100% Ultrasonic Testing (UT) ntawm cov kab sib txuas thiab lub cev yeeb nkab, ntxiv rau Radiographic Testing (RT) kev tshuaj xyuas qhov chaw. MPI, Hydrostatic Testing, thiab ntxiv UT muaj thaum thov. Rau cov ntawv thov tseem ceeb hauv hiav txwv, peb pom zoo kom 100% RT lossis puv-ntev UT.

Q: Lub sijhawm ua khoom siv rau ASTM A252 GR.3 SSAW piling pipe yog dab tsi?

A: Lub sijhawm ua tus qauv yog kwv yees li 30-45 hnub rau SSAW ntau lawm, nyob ntawm seb muaj pes tsawg daim ntawv xaj, txoj kab uas hla, phab ntsa tuab, thiab cov kev cai kuaj. Cov xaj maj (20-30 hnub) yuav muaj rau cov khoom me me. Rau cov haujlwm uas xav tau kev tshuaj xyuas los ntawm lwm tus, ntxiv 5-10 hnub. Rau kev txheej (FBE, 3LPE, thiab lwm yam), ntxiv 10-20 hnub.

Q: Muaj cov ntaub ntawv dab tsi muab nrog txhua qhov kev xa khoom?

A: Txhua qhov kev xa khoom muaj xws li Daim Ntawv Pov Thawj Xeem Zeb (EN 10204 Hom 3.1), Daim Ntawv Qhia Txog Kev Tshuaj Xyuas Qhov Loj, Daim Ntawv Qhia UT, Daim Ntawv Qhia RT (yog tias teev tseg), Cov Ntaub Ntawv Taug Qab, Daim Ntawv Teev Cov Khoom, Daim Ntawv Qhia Txog Kev Lag Luam, thiab Daim Ntawv Pov Thawj Keeb Kwm. Rau cov qauv EN, daim ntawv tshaj tawm CE thiab Daim Ntawv Tshaj Tawm Txog Kev Ua Tau Zoo (DoP) yuav muab tau.

  • Yav dhau los:
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