Muab kauv welded steel yeeb nkab rau roj thiab roj pipelines
Qhia:
Nyob rau hauv lub teb kev ua si uas ib txwm muaj kev hloov zuj zus ntawm architecture thiab engineering, kev nce qib, kev nce qib txuas ntxiv rov ua haujlwm tau ua tiav. Ib qho kev txhim kho tau zoo tshaj yog cov kauv welded steel yeeb nkab. Cov yeeb nkab tau nqaws ntawm nws cov npoo thiab yog tsim los ntawm cov kab hlau sib tsoo ua voj voog thiab mam li siv zog, kav ntev thiab versatility rau cov txheej txheem vuam. Cov lus qhia cov khoom lag luam no ua piv txwv cov yam ntxwv ntawm muab kauv welded yeeb nkab thiab ntsiab nws txoj kev hloov pauv hauv cov roj thiab roj kev lag luam.
Cov Khoom Qhia:
Muab kauv welded steel kav, los ntawm lawv tus qauv, muab ntau ntau qhov zoo sib txawv dua li cov tshuab raj hluav taws xob sib xyaw. Nws cov txheej txheem tsim qauv tshwj xeeb ua kom nruj ua kom nruj txhua qhov ntev, ua rau nws tiv taus sab hauv thiab sab nraud. Qhov kev sib tw no ua rau muaj kauv welded yeeb nkab zoo rau cov roj thiab roj kev siv cov ntawv thov uas muaj kev nyab xeeb thiab kev ntseeg tau yog qhov tseem ceeb.
Cov kauv hluav taws xob vuam siv rau hauv nws cov khoom lag luam muaj ntau dua muab cov kev hloov pauv ntau dua thiab kev yoog raws li cov dej ntws uas muaj kev kub ntxhov, kev puas tsuaj siab thiab muaj kev puas tsuaj ntuj. Tsis tas li ntawd, kev tsim qauv no txhim kho kev txhim kho thiab hnav tsis kam, pab txuas ntxiv lub neej pabcuam thiab txo tus nqi kho.
Cov lus 2 lub cev thiab tshuaj ntawm cov kav hlau (GB / T3091-2008, GB / T9711 thiab API spec 5L) | ||||||||||||||
Lub hom phiaj | Qib hlau | Tshuaj txhuam khoom (%) | Cov Cuab Yeej Tensile | Charpy (v nepch) cuam tshuam kev xeem | ||||||||||
c | Mn | p | s | Si | Lwm | Yield zog (mpa) | Tensile lub zog (mpa) | (L0 = 5.65 √ab nqi (%) | ||||||
tus zuag | tus zuag | tus zuag | tus zuag | tus zuag | lub min | tus zuag | lub min | tus zuag | D ≤ 168.3mm | D> 168.3mm | ||||
GB / T3091 -2008 | Q215a | ≤ 0.15 | 0.25 <1.20 | 0.045 | 0.050 | 0.35 | Ntxiv NB \ V \ TI nyob rau hauv raws li GB / T1591-94 | 215 | 335 | 15 | 31 | |||
Q215B | ≤ 0.15 | 0.25-0.55 | 0.045 | 0.045 | 0.035 | 215 | 335 | 15 | 31 | |||||
Q235A | ≤ 0.22 | 0.30 <0.305 | 0.045 | 0.050 | 0.035 | 235 | 375 | 15 | 26 | |||||
Q235b | Ent 0.20 | 0.30 ≤ 1.80 | 0.045 | 0.045 | 0.035 | 235 | 375 | 15 | 26 | |||||
Q295A | 0.16 | 0.80-1.50 | 0.045 | 0.045 | 0.55 | 295 | 390 | 13 | > 23 | |||||
Q295B | 0.16 | 0.80-1.50 | 0.045 | 0.040 | 0.55 | 295 | 390 | 13 | > 23 | |||||
Q345a | 0.20 | 1.00-1.60 | 0.045 | 0.045 | 0.55 | 345 | 510 | 13 | > 21 | |||||
Q345b | 0.20 | 1.00-1.60 | 0.045 | 0.040 | 0.55 | 345 | 510 | 13 | > 21 | |||||
GB / T9711-2011 (PSL1) | L175 | 0.21 | 0.60 | 0.030 | 0.030 | Yeem ntxiv ib qho ntawm NB \ v \ ti ntsiab lossis ib qho kev sib xyaw ntawm lawv | 175 | 310 | 27 | Ib lossis ob ntawm kev ntsuas qhov nyuaj ntawm kev cuam tshuam lub zog thiab cov chaw pov tseg. Rau L555, saib tus qauv. | ||||
L210 | 0.22 | 0.90 | 0.030 | 0.030 | 210 | 335 | 25 | |||||||
L245 | 0.26 | 1.20 | 0.030 | 0.030 | 245 | 415 | 21 | |||||||
L290 | 0.26 | 1.30 | 0.030 | 0.030 | 290 | 415 | 21 | |||||||
L320 | 0.26 | 1.40 | 0.030 | 0.030 | 320 | Yam 435 | 20 | |||||||
L360 | 0.26 | 1.40 | 0.030 | 0.030 | 360 | 460 | 19 | |||||||
L390 | 0.26 | 1.40 | 0.030 | 0.030 | 390 | 390 | 18 | |||||||
L415 | 0.26 | 1.40 | 0.030 | 0.030 | 415 | 520 | 17 | |||||||
L450 | 0.26 | 1.45 | 0.030 | 0.030 | 450 | 535 | 17 | |||||||
L485 | 0.26 | 1.65 | 0.030 | 0.030 | 485 | 570 | 16 | |||||||
API 5L (PSL 1) | A25 | 0.21 | 0.60 | 0.030 | 0.030 | Rau qib b steel, nb + v ≤ 0.03%; yeem ntxiv NB lossis V lossis lawv cov v + ≤ 0.15% | 172 | 310 | (L0 = 50.8mm) yuav tsum xam raws li cov qauv hauv qab no: e = 19444 .2 / Siv cov qauv ntawm lub zog hauv Mpa | Tsis muaj ib qho lossis ib qho lossis ob qho tib si ntawm cov hluav taws xob cuam tshuam thiab thaj chaw shearing yog qhov yuav tsum tau ua raws li kev ntsuas tawv. | ||||
A | 0.22 | 0.90 | 0.030 | 0.030 | 207 | 331 | ||||||||
B | 0.26 | 1.20 | 0.030 | 0.030 | 241 | 414 | ||||||||
X42 | 0.26 | 1.30 | 0.030 | 0.030 | 290 | 414 | ||||||||
X46 | 0.26 | 1.40 | 0.030 | 0.030 | 317 | 434 | ||||||||
X52 | 0.26 | 1.40 | 0.030 | 0.030 | 359 | 455 | ||||||||
X56 | 0.26 | 1.40 | 0.030 | 0.030 | 386 | 490 | ||||||||
X60 | 0.26 | 1.40 | 0.030 | 0.030 | 414 | 517 | ||||||||
X 65 | 0.26 | 1.45 | 0.030 | 0.030 | 448 | 531 | ||||||||
X70 | 0.26 | 1.65 | 0.030 | 0.030 | 483 | 565 |
Tsis tas li ntawd, kev sib txuas ntawm KAUV WELD kom ua tau zoo tshaj plaws xau dej ua haujlwm. Yog li ntawd, cov kauv welded kav xa cov kav dej nyab xeeb rau cov roj nyab thiab roj thauj, txo qis kev pheej hmoo ntawm kev muaj kuab lom thiab ib puag ncig. Qhov no, txuas nrog nws cov kev ua tau zoo thiab kev ua kom zoo rau cov tuam txhab hluav taws xob nrhiav kev txhim khu kev qha thiab muaj kev daws teeb meem.

Cov versatility ntawm muab kauv welded yeeb nkab tsis txwv rau roj thiab roj thauj mus los. Nws cov kev tsim kho muaj zog thiab zoo heev cov qauv kev ntseeg tau pub nws siv ntau cov ntawv thov, suav nrog cov khoom siv dej, tso dej, thiab cov phiaj xwm kev tsim kho kom zoo nkauj. Txawm hais tias siv los thauj cov kua lossis siv los ua cov qauv kev txhawb nqa, muab kauv welded steel kav zoo tshaj plaws hauv kev muab cov kev txhim khu kev qha thiab muaj txiaj ntsig zoo.
Cov lus qhia ntawm KAUV WELDAL WELDED HLAU PIPES tau txhim kho cov yeeb nkab welding vuam cov txheej txheem, yooj yim cov txheej txheem thiab txo cov txheej txheem ua haujlwm ntawm lub sijhawm. Yooj yim installation, sib xyaw ua ke nrog lub zog muaj zog-rau-hnyav piv, tso cai rau cov txheej txheem kev tsim kho ntau dua thiab ua tau zoo. Qhov no txhais tau tias cov nqi txuag tseem ceeb hauv cov nqi zog, cov khoom siv uas yuavtsum khoom thiab cov nuj nqis tswj kev siv nyiaj, thaum ua kom tiav siab zoo thiab ntev.
Hauv kev xaus:
Hauv cov ntsiab lus, cov yeeb nkab welded tau puas tau hloov kho lub tshav pob ntawm cov kab yeeb nkab wrding, tshwj xeeb tshaj yog nyob rau hauv cov roj thiab roj kev lag luam. Nws cov seamless kev sib xyaw ua ke, durability, versatility thiab nqi-ua hauj lwm ua rau nws zoo tagnrho rau cov kev daws teeb meem zoo. Nrog rau superior siab, corrosion thiab leakage kuj, muab kauv worded steel kav mus rau muab kev nyab xeeb thiab nyab xeeb rau kev thauj mus los ntawm cov peev txheej loj. Raws li kev tsim kho kev tsim kho txuas ntxiv mus puag cov yeeb nkab txuas ntxiv, cov kauv welded yeeb nkab dhau los ua neeg tsim kho thiab kev txhim kho lub neej tom ntej ntawm kev ua tau zoo, kev nyab xeeb thiab kev ntseeg tau.