Muab kauv submerged arc Welded yeeb nkab hauv API 5L Kab Kab Yeeb Nkab Siv
TusAPI 5L Kab Yeeb NkabTus qauv yog qhov kev nthuav qhia tshwj xeeb los ntawm Asmeskas roj av lub koom haum (API) rau kev thauj mus los ntawm nkev roj, roj thiab dej. Nws qhia txog kev tsim khoom lag luam rau welded steel kav thiab teeb tsa tawm cov txheej txheem nruj med rau qhov zoo, lub zog thiab kev ua tau zoo ntawm cov kav dej.
Cov Cuab Yeej Cuab Yeej Cuab Yeej
qib hlau | Yam tsawg kawg nkaus xwb Zog | Lub zog tensile | Yam tsawg kawg nkaus elongation | Yam tsawg kawg nkaus cuam tshuam lub zog | ||||
Teev cov tuab | Teev cov tuab | Teev cov tuab | Ntawm sim ntsuas qhov kub ntawm | |||||
<16 | > 1605 | <3 | ≥40 | I≤40 | -20 ℃ | 0 ℃ | 20 ℃ | |
S235jrh | 235 | 22 | 360-510 | 360-510 | 24 | - | - | 27 |
S275j0h | 275 | 26 | 430-580 | 410-560 | 20 | - | 27 | - |
S275j2h | 27 | - | - | |||||
S355j0h | 365 | 345 | 510-680 | 470-630 | 20 | - | 27 | - |
S355j2h | 27 | - | - | |||||
S355k2h | 40 | - | - |
Ssaw yeeb nkabyog tsim los siv cov submerged arc vuam txheej txheem uas cuam tshuam nrog cov kauj ntawm cov hlau ua ke thiab tom qab ntawd siv lub vuam arc kom fuse ntawm lub kauj ua ke.
Ib qho ntawm qhov zoo ntawm kev siv kauv submermed arc Welded yeeb nkab hauv API 5L Kab Kab Yeeb Nkab Siv yog lawv lub peev xwm tiv nrog cov qib siab sab hauv thiab sab nraud. Qhov no yog qhov tshwj xeeb tshaj yog nyob rau hauv cov roj thiab roj kev lag luam, qhov twg cov raj xa dej, qhov twg nthuav tawm rau huab thiab hnyav. Lub zog tsim kho ntawm ssaw kav dej ua rau nws zoo tagnrho rau cov kev ua haujlwm siab thiab kub, muab cov kev daws teeb meem tseem ceeb rau kev thauj mus los ntawm cov khoom muaj nqis.

Ntxiv rau, qhov yooj ntawm kauv submerged arc Welded yeeb nkab ua rau nws yooj yim rau kev tswj hwm, ua rau kev xaiv tus nqi-ua kom zoo rau kev siv hluav taws xob. Lawv lub peev xwm los flex thiab ua raws li cov ntoo sib txawv ntawm cov av uas yuav tsum tau ua haujlwm thiab siv sijhawm kom tsawg ntawm cov dej xau thiab tsis ua tiav. Tsis tas li ntawd, txoj kev du sab hauv ntawm ssaw pipes minimizes kev sib txhuam thiab cua hlob, ua rau muaj txiaj ntsig ntau thiab kev siv hluav taws xob.
Tshuaj Muaj Tshuaj
Qib hlau | Hom de-oxidation a | % los ntawm huab hwm coj, siab tshaj plaws | ||||||
Hlau Npe Hlau | Hlau tooj | C | C | Si | Mn | P | S | Nb |
S235jrh | 1.0039 | FF | 0,17 | - | 1,40 | 0,040 | 0,040 | 0.009 |
S275j0h | 1.0149 | FF | 0,20 | - | 1,50 | 0,035 | 0,035 | 0,009 |
S275j2h | 1.0138 | FF | 0,20 | - | 1,50 | 0,030 | 0,030 | - |
S355j0h | 1.0547 | FF | 0,22 | 0,55 | 1,60 | 0,035 | 0,035 | 0,009 |
S355j2h | 1.0576 | FF | 0,22 | 0,55 | 1,60 | 0,030 | 0,030 | - |
S355k2h | 1.0512 | FF | 0,22 | 0,55 | 1,60 | 0,030 | 0,030 | - |
a. Cov txheej txheem Deagidation yog tsim raws li hauv qab no: FF: Nkaus tua cov hlau uas muaj cov khoom siv nitrogen khi rau hauv cov nyiaj muaj peev xwm khi muaj nitrogen (piv txwv li min lossis 0,015% soluble al). b. Tus nqi siab tshaj plaws rau Nitrogen tsis siv yog tias cov tshuaj lom neeg muaj pes tsawg leeg ntawm 0,020% nrog tsawg kawg AL / N piv txog 2: 1, lossis yog tias muaj lwm cov n-khi cov khoom n-khi tam sim no. Cov n-khi cov ntsiab yuav tsum tau sau cia hauv daim ntawv tshuaj xyuas. |
Hauv cov ntsiab lus, kev siv kauv submerged arc welded yeeb nkab ntawv muab cov txiaj ntsig zoo rau cov roj thiab roj kev lag luam. Lawv lub zog, durability thiab yoog raws lawv zoo tagnrho rau kev siv nyob rau hauv cov kev xav tau ib puag ncig thiab cov kev saib xyuas zoo muab cov phiaj xwm kev tsim kho. Raws li qhov kev thov rau kev txhim khu kev qha, kev thauj khoom tau zoo ntawm cov roj, cov dej muaj txiaj ntsig zoo, qhov tseem ceeb ntawm kauv submerged arc welded yeeb nkab hauv lub eci 5L kab yeeb yam qauv tsis tuaj yeem dhau. Nrog nws cov pov thawj kev ua tau zoo thiab versatility,Muab kauv submerged arc yeeb nkabYog teem sijhawm txuas ntxiv mus ua qhov tseem ceeb ntawm cov vaj tse uas tsav tsheb thoob ntiaj teb.
