Loj Diameter Welded Piling Pipes
Nyob rau hauv xyoo tas los no, qhov kev thov rau piling steel kav hauv ntau qhov kev lag luam tau nce ntau.Nrog rau kev loj hlob sai ntawm kev tsim kho thiab kev tsim kho vaj tse, txoj kab uas hla ntawm cev pilua loj thiab loj.Yog li ntawd, qhov xav tau rau qhov zoo tshaj plaws muab kauv welded loj txoj kab uas hla steel yeeb nkab pawg ua qhov tseem ceeb.
Ntawm peb lub tuam txhab, peb tau lees paub qhov kev xav tau loj hlob no thiab tsim cov kev daws teeb meem sab saum toj kom tau raws li cov kev xav tau ntawm kev ua lag luam - peb cov kab loj loj steel yeeb nkab.Cov kav dej piled no yog tsim los muab lub peev xwm thauj khoom ntawm cov dej sib sib zog nqus, ua rau lawv yog ib qho tseem ceeb ntawm txhua qhov kev tsim kho marine.
| Txuj | Qib hlau | Tshuaj muaj pes tsawg leeg | Tensile zog | Charpy Impact Test thiab Drop Weight Tear Test | ||||||||||||||
| C | Si | Mn | P | S | V | Nb | Ti | CEV 4 (%) | Rt0.5 Mpa Yield zog | Rm Mpa Tensile zog | Rt 0.5 / Ib | （L0 = 5.65 √ S0 ） Ntev A% | ||||||
| max | max | max | max | max | max | max | max | Lwm yam | max | min | max | min | max | max | min | |||
| L245 MB | 0.22 | 0.45 ib | 1.2 | 0.025 ib | 0.15 | 0.05 Nws | 0.05 Nws | 0.04 ib | 1) | 0.4 | 245 | 450 | 415 | 760 ib | 0.93 ua | 22 | Charpy impact test: Impact absorbing zog ntawm cov yeeb nkab lub cev thiab weld seam yuav tsum tau sim raws li qhov yuav tsum tau ua nyob rau hauv thawj tus qauv.Yog xav paub ntxiv, saib tus qauv qub.Tee hnyav kua muag kuaj: xaiv qhov chaw shearing | |
| GB/T9711-2011 (PSL2) | L290 MB | 0.22 | 0.45 ib | 1.3 | 0.025 ib | 0.015 ib | 0.05 Nws | 0.05 Nws | 0.04 ib | 1) | 0.4 | 290 | 495 ib | 415 | 21 | |||
| L320 MB | 0.22 | 0.45 ib | 1.3 | 0.025 ib | 0.015 ib | 0.05 Nws | 0.05 Nws | 0.04 ib | 1) | 0.41 ib | 320 | 500 | 430 | 21 | ||||
| L360 MB | 0.22 | 0.45 ib | 1.4 | 0.025 ib | 0.015 ib | 1) | 0.41 ib | 360 | 530 | 460 | 20 | |||||||
| L390 MB | 0.22 | 0.45 ib | 1.4 | 0.025 ib | 0.15 | 1) | 0.41 ib | 390 | 545 ib | 490 ib | 20 | |||||||
| L415 MB | 0.12 | 0.45 ib | 1.6 | 0.025 ib | 0.015 ib | 1) 2) 3 | 0.42 ib | 415 | 565 ib | 520 | 18 | |||||||
| L450 MB | 0.12 | 0.45 ib | 1.6 | 0.025 ib | 0.015 ib | 1) 2) 3 | 0.43 ib | 450 | 600 | 535 ib | 18 | |||||||
| L485 MB | 0.12 | 0.45 ib | 1.7 | 0.025 ib | 0.015 ib | 1) 2) 3 | 0.43 ib | 485 ib | 6 35 | 570 ib | 18 | |||||||
| L555 MB | 0.12 | 0.45 ib | 1.85 ib | 0.025 ib | 0.015 ib | 1) 2) 3 | Kev sib tham | 555 | 705 ib | 625 | 825 ib | 0.95 ib | 18 | |||||
| Nco tseg: | ||||||||||||||||||
| 1) 0.015 ≤ Altot ＜ 0.060；N ≤ 0.012； AI—N ≥ 2—1；Cu ≤ 0.25； Ni ≤ 0.30； Cr ≤ 0.30； Mo ≤ 0.10 | ||||||||||||||||||
| 2) V+Nb+Ti ≤ 0.015% | ||||||||||||||||||
| 3) Rau txhua qib steel, Mo yuav ≤ 0.35%, raws li daim ntawv cog lus. | ||||||||||||||||||
| Mn Cr+Mo+V Cu+Ni4) CEV=C+ 6+5+5 | ||||||||||||||||||
Pebkauv welded steel yeeb nkab pawgyog tsim los siv cov thev naus laus zis tshiab los tiv thaiv qhov chaw hnyav tshaj plaws.Txawm hais tias nws yog kev tsim choj, kev tsim kho, kev tsim vaj tsev siab lossis lwm yam kev thov uas yuav tsum muaj lub hauv paus txhim khu kev qha, peb cov kav dej piling yog qhov zoo tagnrho.
Dab tsi ua rau peb cov kav dej sib cais yog lawv qhov tshwj xeeb zoo thiab ua haujlwm ntev.Peb nkag siab qhov tseem ceeb ntawm lub hauv paus muaj zog thiab ruaj khov, uas yog vim li cas peb mus rau qhov ntev kom ntseeg tau tias peb txoj kab uas hla loj steel yeeb nkab ua tau raws li cov qauv kev ua tau zoo tshaj plaws.Nrog lawv cov kev tsim kho ruaj khov thiab cov cuab yeej siv vuam zoo heev, peb cov kav dej piling tau tsim kom kawg, muab kev thaj yeeb nyab xeeb rau koj paub tias koj qhov project yog txhawb nqa los ntawm cov thev naus laus zis zoo tshaj plaws hauv kev lag luam.
Tsis tas li ntawd, peb cov kav dej piling muaj nyob rau hauv ntau qhov ntau thiab tsawg kom tau raws li cov kev xav tau tshwj xeeb ntawm koj qhov project.Txawm hais tias koj xav tau txoj kab uas hla loj welded yeeb nkab lossis qhov loj me, peb tuaj yeem muab cov kev daws teeb meem zoo tshaj plaws rau koj cov kev xav tau.
Tsis tas li ntawd, peb zoo siab heev ntawm peb txoj kev cog lus rau ib puag ncig sustainability.Peb cov kauv welded steel yeeb nkab pawg yog tsim los siv cov txheej txheem ib puag ncig, kom ntseeg tau tias lawv tsis tsuas yog ua tau raws li cov qauv zoo tshaj plaws tab sis kuj ua raws li cov kev cai nruj ib puag ncig.Qhov no txhais tau hais tias thaum koj xaiv peb cov kav dej piling, koj tsis yog tsuas yog nqis peev rau hauv kev txhim kho kev txhim khu kev qha thiab ruaj khov, tab sis koj tseem ua rau muaj kev nyab xeeb thiab muaj txiaj ntsig zoo rau yav tom ntej.
Hauv cov ntsiab lus, peb cov kav dej piling, suav nrog cov kauv welded steel yeeb nkab pawg, yog qhov zoo tshaj plaws hauv kev lag luam.Nrog rau lawv cov khoom zoo, durability thiab ib puag ncig sustainability, lawv yog cov kev xaiv zoo tshaj plaws rau txhua qhov project uas yuav tsum muaj lub hauv paus txhim khu kev qha.Yog li ntawd, thaum nws los ua kom tau raws li koj cov kev xav tau ntawm cov kav dej, peb lub tuam txhab yog koj qhov kev xaiv zoo tshaj plaws.Peb tau cog lus los muab cov kev daws teeb meem zoo tshaj plaws rau koj rau txhua yam koj xav tau.
