Thaum Lub Rau Hli 2014, qhov kub- dov ntu steel rau roj, roj thiab cov khoom siv hluav taws xob sab nrauv tsim los ntawm GNEE Group dhau qhov kev tshuaj xyuas, tau txais cov khoom tsim nyog rau lub ntiaj teb roj thiab roj cov dej num ntawm lub tuam txhab project, thiab ua tiav cov khoom siv rau qhov project no. Qhov project no yog lub ntiaj teb loj tshaj plaws roj thiab natural gas project.
Hauv qhov project no, kub- dov seem steel rau roj, roj thiab cov khoom siv hluav taws xob sab nrauv muaj cov ntawv thov tseem ceeb heev. Tshooj steels xws li H-beams, kaum sab xis thiab channels yog siv los tsim cov qauv tseem ceeb ntawm LNG cov nroj tsuag, kev txhawb nqa rau offshore drilling platforms thiab cov kav dej txhawb nqa. Piv txwv li, nyob rau hauv LNG ua cov terminals, H-beams, raws li lub ntsiab girders thiab txhawb txhua kab, tuaj yeem tiv taus cov khoom thauj khoom thiab qis - qhov kub thiab txias ib puag ncig.
Cov seem steels no muaj zog heev. Piv txwv li, lub zog tawm los ntawm Q345D yog ntau dua lossis sib npaug rau 345MPa, thiab lub zog tensile nce mus txog 470 - 630MPa, uas tuaj yeem ua tau raws li qhov yuav tsum tau muaj xws li dej khov khov thiab cua txias hauv thaj av Arctic. Ntxiv mus, lawv muaj qhov zoo qis -kub toughness. Piv txwv li, qhov cuam tshuam ntev zog ntawm Q345E ntawm - 45℃yog Ntau dua lossis sib npaug rau 34J, uas tuaj yeem ua kom ruaj khov ntawm cov qauv hlau nyob rau hauv cov xwm txheej txias heev. Qee cov seem steels uas tsim los ntawm GNEE Group kuj tau raug kho nrog kev tiv thaiv{11}} kev ntsuas corrosion, uas tuaj yeem tiv thaiv corrosion ntawm marine ntsev tsuag thiab permafrost ib puag ncig ntev.
Q345E series H-beams muab los ntawm GNEE Group yog siv rau lub drilling rig thav duab, thiab lawv cov kev ua tau raws li qhov yuav tsum tau ntawm cov khoom sib dhos. Cov hlau profiles raug xa mus rau hauv daim ntawv prefabricated modular, uas ua rau luv luv ntawm - lub sijhawm tsim kho qhov chaw thiab ua kom qhov ua tiav ntawm qhov project.
Qhov kub-khoov seem steel rau roj thiab roj thiab offshore engineering qauv tsim los ntawm GNEE Group yog siv nyob rau hauv ntau yam roj thiab roj thiab offshore engineering tej yaam num, xws li kev tsim kho tej yaam num ntawm marine roj platforms thiab roj drilling machinery tej yaam num xws li SZ36 - 1, QHD32 - 6, Wenchang 13 - 1/2, Penglai 19 - 3, ntau yam ntawm cov khoom siv no, Dongfang, thiab lwm yam. steel, xws li:
L100 × 10 lub kaum sab xis steel
L125 × 80 × 10 lub kaum sab xis steel
L160 × 16 kub- dov lub kaum sab xis steel
Q355ND, Q355NH
Q420qE siab - lub zog qis - alloy kub - dov seem steel
T200 × 200 kub - dov T - seem steel
Q355NHD seawater - corrosion - resistant kub - dov seem steel
HM400 × 300 kub - dov H - ntu steel
U250 × 90 kub - dov U - seem steel
HW150 × 150 nruab nrab - thiab me - loj kub - dov H - ntu steel
Q310NH huab cua - resistant kub - dov seem steel, thiab lwm yam.
Kev siv cov xwm txheej ntawm txhua hom hlau yuav qhia meej hauv qab no. Tsis tas li ntawd, GNEE Group tseem tuaj yeem muab cov seem hlau ntau dua. Qee cov qauv muaj nyob rau hauv qhov kawg ntawm tsab xov xwm. Yog tias koj xav tau daim ntawv teev npe ua tiav,thov hu rau peb.beam@gneesteel.com
Daim ntawv thov kub- dov Section Steel rau Roj, Gas thiab Offshore Engineering Structures nyob rau hauv lub SZ36-1 Offshore Roj Platform
SZ36-1 yog ib txoj haujlwm loj tshaj plaws hauv ntug dej hiav txwv nyob hauv Liaodong Bay ntawm Bohai Hiav Txwv, ntsib cov teeb meem xws li dej hiav txwv corrosion, cua thiab nthwv dej loads, thiab qis- ib puag ncig kub. Nyob rau hauv cov nqe lus ntawm lub tsho qauv, loj- loj H- ntu steel ntawm HW thiab HM series yog siv los ua lub hauv paus kev txhawb nqa loj. Tus ntoo khaub lig-sectional duab ntawm H-section steel muab nws muaj zog dabtsi yog khoov tsis kam nyob rau hauv tag nrho cov lus qhia, ua kom nws siv tau zoo ntawm cov khoom siv. Nrog lub zog khoov siab, nws tuaj yeem tiv taus qhov ntsug loads thiab kab rov tav cua thiab nthwv dej ntawm lub platform. Rau pawg ceg txuas txuas, L100 × 10 lub kaum sab xis steel thiab [20a channel steel yog welded los tsim cov pob qij txha.
Lub kaum sab xis steel muaj kev ruaj ntseg zoo thiab shear tsis kam, thiab qhov zawj -zoo li tus ntoo khaub lig- ntu ntawm cov channel steel yog qhov tsim nyog rau kev sib txuas nrog lwm cov khoom. Kev sib xyaw ua ke ntawm ob ua kom muaj kev sib txuas ruaj khov ntawm cov ceg ceg thiab lub tsho. Ntxiv mus, cov hlau siv, xws li Q355ND, ua tau raws li qhov qis -kub toughness yuav tsum tau ntawm - 20℃, thiab tseem tuaj yeem tswj cov khoom zoo ntawm qhov kub thiab txias kom tsis txhob tawg tawg.
Lub lawj kev txhawb nqa siv siab - zaus welded H- ntu steel, uas tsis yog tsuas yog muaj qhov zoo ntawm H- ntu steel nws tus kheej nrog lub teeb lub cev nyhav, txo qhov hnyav tag nrho thiab cov kabmob siab ntawm lub hauv paus, tab sis siab - zaus vuam txheej txheem kuj txhim kho cov qauv kev ntseeg siab thiab kev hloov kho. qis- kub siab los ntawm lub caij ntuj no icing.
Daim ntawv thov kub- dov Section Steel rau Roj thiab Roj thiab Offshore Engineering Structures hauv QHD32-6 Offshore Oil Platform
QHD32-6 yog lub platform loj rau kev ua cov roj crude thiab cia. Lub platform no feem ntau raug rau qhov chaw hnyav xws li huab cua ntsev siab thiab muaj zog typhoons. Cov huab cua- tiv taus kub-kuav los tiag seem steel Q355NH raug xaiv rau cov qauv kev txhawb nqa ntawm cov roj cia tank. Los ntawm kev ntxiv cov ntsiab lus hlau xws li Cu thiab P rau cov pa roj carbon ntau, cov yeeb yaj kiab oxide tiv thaiv yog tsim rau saum npoo ntawm cov hlau.
Cov txheej txheem no tuaj yeem txhim kho cov huab cua tiv thaiv corrosion, txo cov nqi tu, thiab txuas ntxiv lub neej kev pab cuam ntawm cov qauv kev txhawb nqa ntawm cov roj cia tank. Lub trestle kev twb kev txuas qauv siv L125 × 80 × 10 lub kaum sab xis steel los ua lub truss.
Los ntawm kev tsim qauv truss tsim nyog, nws tuaj yeem tiv nrog qhov sib txawv ntawm cov khoom thauj. Cov hlau tsim los ntawm GNEE tau dhau qhov API 2W tus qauv ntawv pov thawj, uas tuaj yeem ua kom muaj kev nyab xeeb ntawm cov qauv thiab kev ntseeg siab hauv thaj chaw marine. Lub T200 × 200 kub- dov T-section steel yog xaiv rau offshore crane rail nqaj. Tus ntoo khaub lig symmetrical -section ntawm T-section steel tuaj yeem ua rau lub log siab ntawm crane tusyees faib rau ntawm txoj kab tsheb ciav hlau, txo qhov kev pheej hmoo ntawm kev deformation hauv zos thiab ua kom muaj kev nyab xeeb ntawm kev ua haujlwm crane.
Daim ntawv thov ntawm Kub-rolled Section Steel rau Roj thiab Gas thiab Offshore Engineering Structures nyob rau hauv lub Wenchang 13-1/2 Offshore Roj Platform
Lub Wenchang 13-1/2 platform yog nyob rau hauv Pearl River Estuary Basin ntawm South China Sea. Nws yog nyob rau hauv ib puag ncig uas muaj kub, high humidity, siab ntsev pos huab, thiab nquag typhoons, posing tsis tshua muaj siab xav tau rau corrosion kuj ntawm hlau. Lub ntsiab qauv ntawm lub platform siv siab -lub zog qis- alloy kub- dov seem steel Q420qE nrog lub zog tawm los ntawm Ntau dua lossis sib npaug rau 420MPa. Nws muaj lub zog siab thiab muaj peev xwm ua tau raws li qhov xav tau ntawm cov cua siab tiv thaiv tsim raws li cov cua typhoons muaj zog (cua nrawm dua lossis sib npaug li 50m / s) hauv South Tuam Tshoj Hiav Txwv, ua kom cov qauv kev ruaj ntseg ntawm lub platform hauv qab cua muaj zog. Kev txhawb nqa ntawm cov khoom siv kho dej hiav txwv siv 2205 duplex stainless hlau kub-khoov seem hlau. Cov alloy piv ntawm chromium, npib tsib xee, thiab molybdenum tsim ib qho tshwj xeeb metallographic qauv, endowing nws nrog zoo heev tsis kam mus rau chloride ion corrosion. Qhov no tuaj yeem tiv thaiv pitting corrosion ntawm cov cuab yeej txhawb nqa nyob rau hauv ntev -lub sij hawm seawater scouring thiab xyuas kom lub sij hawm ntev ruaj khov ntawm cov khoom siv kho dej hiav txwv.
Daim ntawv thov kub- dov Section Steel rau Roj thiab Roj thiab Offshore Engineering Structures nyob rau hauv Penglai 19-3 Offshore Roj Platform
Penglai 19-3 yog ib qhov loj tshaj plaws offshore oilfields hauv Suav teb. Lub platform yog loj nyob rau hauv scale thiab complex nyob rau hauv cov qauv, thiab nws yuav tsum tau tiv taus ntev - lub sij hawm alternating loads. Lub HW300 × 300 kub- dov H-section steel yog siv los ua derrick puag ncej rau cov qauv kev txhawb nqa hauv thaj chaw zoo.
Los ntawm optimizing lub sij hawm seem ntawm inertia ntawm H-section steel, qhov deformation tshwm sim los ntawm cov khoom vibration thaum lub sij hawm drilling ua hauj lwm yuav raug txo kom zoo, ua kom muaj kev ruaj ntseg ntawm cov derrick thiab kev nyab xeeb ntawm kev ua haujlwm drilling. Kev txhawb nqa truss ntawm lub flare caj npab txais ib qho kev sib koom ua ke - ntu ntawm L160 × 16 kub- dov lub kaum sab xis steel los tsim qhov chaw truss qauv. Qhov zoo compressive thiab shear tsis kam ntawm lub kaum sab xis steel ua rau nws ua tau zoo tiv thaiv kev sib koom ua ke ntawm thermal loads thiab cua loads generated thaum lub sij hawm flare combustion nyob rau hauv qhov chaw truss qauv, tswj lub stability ntawm lub flare caj npab.
Lub U250 × 90 kub- dov U- ntu steel yog xaiv rau qhov siab helicopter deck keel. Los ntawm thickening lub vev xaib tsim, lub zog compressive hauv zos tau txhim kho, uas tuaj yeem ua tau raws li qhov yuav tsum tau muaj ntawm cov khoom hnyav uas tau tsim thaum lub caij dav hlau ya tawm thiab tsaws, ua kom muaj kev nyab xeeb thiab tsaws ntawm lub nyoob hoom qav taub.
Daim ntawv thov kub- dov Steel Tshooj rau Roj, Roj thiab Offshore Engineering Structures nyob rau hauv Dongfang 1-1 Offshore Roj Platform
Lub Dongfang 1-1 platform yog nyob rau hauv Yingge Hiav Txwv ntawm South China Sea. Nws yog lub chaw tsim khoom hauv dej tob tob uas ntsib cov teeb meem xws li dej siab, muaj zog corrosion, thiab deb - hiav txwv kev tsim kho. Lub tsho underwater extension seem txais Q355NHD kub- dov steel seem resistant rau seawater corrosion. Q355NHD steel seem muaj seawater corrosion kuj, uas tuaj yeem txuas ntxiv kev pab cuam lub neej ntawm cov qauv hauv qab dej. Lub neej ua haujlwm tau tsim muaj ntau dua lossis sib npaug li 25 xyoo. Lub HM400 × 300 kub- dov H- ntu steel yog siv rau kev sib txuas kab teeb ntawm lub lawj module. Lub siab -cov yam ntxwv muaj zog ntawm H-section steel tuaj yeem ua tau raws li qhov yuav tsum tau muaj ntawm cov kab txuas txuas.
Ntxiv mus, nws txuas nrog siab - lub zog bolts, uas yog yooj yim thiab ceev, ua kom ceev module sib dhos thiab ua tau raws li qhov yuav tsum tau ua kom zoo thiab siv tau yooj yim hauv kev tsim kho modular ntawm deb - hiav txwv platforms.
Daim Ntawv Thov Kub- Rolled Sections rau Roj, Roj thiab Offshore Engineering Structures hauv Zhanjiang thiab Surrounding Offshore Engineering.
Zhanjiang ua haujlwm ua ib qho tseem ceeb hauv kev tsim vaj tsev nyob hauv South China. Rau kev txhawb nqa ntawm lub taub hau lub taub hau, HW150 × 150 nruab nrab thiab kub kub - dov H- zoo li cov hlau yog siv. Rau kev txhawb nqa ntawm cov kav dej ntawm ntug dej hiav txwv, kev txhawb nqa zawv zawg yog ua los ntawm [16 kub-rolled channel steel. Cov qauv ntawm cov channel steel yog yooj yim rau kev txhim kho zawv zawg Cheebtsam, tso cai rau lub raj xa dej los tsim cov axial hloov pauv vim qhov kub thiab txias hloov thiab zam kev puas tsuaj rau cov raj xa dej los ntawm thermal expansion thiab contraction.
Tib lub sijhawm, qhov saum npoo ntawm cov hlau raug kho nrog epoxy zinc-nplua nuj primer (qhuav zaj duab xis thickness Ntau dua lossis sib npaug li 60μm). Cov epoxy zinc-nplua nuj primer muaj qhov zoo adhesion thiab tiv thaiv- xeb ua haujlwm rau cov hlau, uas tuaj yeem tiv thaiv kev txhawb nqa los ntawm corrosion nyob rau hauv ntug dej hiav txwv ib puag ncig. Rau kev sim ua qauv sib xyaw ntawm ntug dej hiav txwv cua fais fab thiab roj platforms, Q310NH huab cua- tiv taus kub- dov seem steel yog siv.
Ntawm qhov kev sib txuas ntawm cov cua fais fab ntauwd thiab cov roj platform, kev tiv thaiv corrosion thiab cov khoom siv zoo ntawm huab cua -cov hlau tsis muaj zog yog siv los ua kom tau raws li kev sib koom ntawm cov qauv, ua kom zoo dua qhov kev teeb pom kev zoo, thiab txhim kho kev siv tau zoo ntawm qhov chaw marine.
Muaj qib, pawg thiab siv
| Txuj | Qib | Yam khoom | Nta thiab siv |
|---|---|---|---|
| Q/MGB 455-2015 | SM400B, SM490B, SM490YB, Q345D | H-beam, kaum steel, channel steel | Nta: Certified los ntawm Lloyd's Register thiab Tuam Tshoj Classification Society. Ntxiv rau qhov ua tau raws li JIS G3106, qis- qhov kub thiab txias ua tau raws li API RP2AⅡ cov cai. H-beams xav tau JIS G0901 qhov tsis txaus ntseeg ib thooj. Kev Siv: Kev tsim cov khoom siv offshore roj drilling platforms. |
| Kev pom zoo rau Q345E Kub- dov H-beam rau Nabors X Rig Project (Sichuan Honghua Petroleum Equipment Co., Ltd.) | Q345EJ, Q345EJ-T1 | - | Nta: High acid -soluble aluminium yuav tsum tau. Kev ntsuas elongation thiab cuam tshuam ua raws li ASTM A370. Zoo heev lub zog, toughness, thiab weldability. Siv: Kev tsim cov roj rig thav duab. |
| GB 712* | A, B, D, E AH32, DH32, EH32, FH32 AH36, DH36, EH36, FH36 AH40, DH40, EH40, FH40 |
- | Nta: Zoo heev lub zog, toughness, thiab weldability. Thickness -kev taw qhia kev ua haujlwm yuav tsum tau ntxiv. Kev Siv: Kev tsim cov dej hiav txwv- mus, ntug hiav txwv dej, thiab cov nkoj taug kev hauv av, cov nkoj nuv ntses, thiab cov qauv tsim hluav taws xob / cov khoom siv. |
| GB / T 1591 * | Q345E, Q390D, Q390E, Q420C, Q420D, Q420E, Q460E, Q500E | - | - |
| EN10025-3 * | S275NL, S355NL | - | - |
| EN 10025-4 * | S275M, S355M, S420M S275ML, S355ML, S420ML |
- | - |
| EN 10225 * | S355G11+N/M, S355G12+N/M, S420G3+M, S420G4+M | - | - |
| GOST 27772* | C275, C285, C345, C345K, C375 | - | - |
| ASTM A131 / 131M * 1.5 hli | A, B, D, E AH32, DH32, EH32, FH32 AH36, DH36, EH36, FH36 AH40, DH40, EH40, FH40 |
- | - |
Mechanical zog
Q/MGB 455-2015 Kub dov H seem steel rau offshore roj drilling platform
|
Qib |
Yield zog (MPa) |
Tensile zog (MPa) |
Elongation (%) |
-20℃transverse cuam tshuam toughness zog (J) |
|
SWB 400B |
Ntau dua lossis sib npaug li 245 (＞ 5 ~ 16mm) Ntau dua lossis sib npaug rau 235 (＞ 16 ~ 40mm) |
400~520 |
Ntau dua lossis sib npaug li 18 (＞ 5 ~ 16mm) Ntau dua lossis sib npaug li 22 (＞ 16 ~ 40mm) |
Ntau dua lossis sib npaug li 20 |
|
SWB 490B |
Ntau dua lossis sib npaug rau 325 (＞ 5 ~ 16mm) Ntau dua lossis sib npaug rau 315 (＞ 16 ~ 40mm) |
490~610 |
Ntau dua lossis sib npaug li 17 (＞ 5 ~ 16mm) Ntau dua lossis sib npaug li 21 (＞ 16 ~ 40mm) |
Ntau dua lossis sib npaug li 34 |
|
SM490 YB |
Ntau dua lossis sib npaug rau 365 (＞ 5 ~ 16mm) Ntau dua lossis sib npaug rau 355 (＞ 16 ~ 40mm) |
490~610 |
Ntau dua lossis sib npaug li 15 (＞ 5 ~ 16mm) Ntau dua lossis sib npaug rau 19 (＞ 16 ~ 40mm) |
Ntau dua lossis sib npaug li 34 |
|
Q345D |
Ntau dua lossis sib npaug rau 365 (＞ 5 ~ 16mm) Ntau dua lossis sib npaug rau 355 (＞ 16 ~ 40mm) |
470~630 |
Ntau dua lossis sib npaug li 21 |
Ntau dua lossis sib npaug li 34 |
Nabors X xyaum ua haujlwm nrog Q345E kub- dov H-kev pom zoo
|
Qib |
Yield zog (MPa) |
Tensile zog (MPa) |
Elongation (%) |
Lub longitudinal cuam tshuam toughness KV8(J) |
Txias khoov |
|
|
qw 345j |
Ntau dua lossis sib npaug rau 345 (tsawg dua lossis sib npaug li 16 hli) Ntau dua lossis sib npaug li 335 (＞ 16mm) |
470~630 |
Ntau dua lossis sib npaug li 21 (A50mm) Ntau dua lossis sib npaug rau 18 (A200mm) |
-45 degree |
Ntau dua lossis sib npaug li 34 |
D=2a(t Tsawg dua lossis sib npaug li 16mm) D=3a(t＞16mm) |
|
Q345EJ-T1 |
Ntau dua lossis sib npaug rau 345 (tsawg dua lossis sib npaug li 16 hli) Ntau dua lossis sib npaug li 335 (＞ 16mm) |
470~630 |
Ntau dua lossis sib npaug li 21 (A50mm) Ntau dua lossis sib npaug rau 18 (A200mm) |
-40 degree |
Ntau dua lossis sib npaug li 34 |
|
Lwm yamTxujrau roj & roj thiab dej hiav txwv engineering qauv
|
Txuj |
Qib |
Yield zog (MPa) |
Tensile zog (MPa) |
Elongation (%) |
cuam tshuam toughness zog (J) |
||
|
TS EN 10025-3 |
S275 NL |
Ntau dua lossis sib npaug li 275 |
370~510 |
Ntau dua lossis sib npaug li 24 |
-40 degree |
Ntau dua lossis sib npaug li 31 |
|
|
S355 NL |
Ntau dua lossis sib npaug rau 355 |
470~630 |
Ntau dua lossis sib npaug 22 |
-40 degree |
Ntau dua lossis sib npaug li 31 |
||
|
TS EN 10225 |
S355G11+M |
Ntau dua lossis sib npaug rau 355 |
460~620 |
Ntau dua lossis sib npaug 22 |
-40 degree |
Ntau tshaj los yog sib npaug rau 50 |
|
|
S355G11+N |
|||||||
|
S355G12+M |
-40 degree |
Ntau tshaj los yog sib npaug rau 50* |
|||||
|
S355G12+N |
|||||||
|
S420G3+M |
Ntau dua lossis sib npaug rau 420 |
500~690 |
Ntau dua lossis sib npaug rau 19 |
-40 degree |
60 |
||
|
S420G4+M |
-40 degree |
60* |
|||||
|
Nco tseg: * Transverse Charpy V-Kev ntsuas qhov cuam tshuam. |
|||||||
GNEE muaj ib pab neeg tshaj lij
Lub Hoobkas ntawm GNEE
