Muab kauv welded kav rau cov roj av nyob hauv av
Muab kauv welded kavYog qhov tseem ceeb hauv kev lag luam, tshwj xeeb yog kev tsim kho cov roj thiab cov roj kev kis cov raj raj. Lawv cov specifications yog qhia nyob rau hauv cov uas hla thiab phab ntsa thickness, ua rau muaj versatility thiab kev yoog raws li ntau qhov kev cai tso cai.
Lub hom phiaj | Qib hlau | Tshuaj Muaj Tshuaj | Cov Khoom Siv Tensile | Charpy Feem Cuam Tshuam thiab Ua kom yuag poob | ||||||||||||||
C | Si | Mn | P | S | V | Nb | Ti | CEV4) (%) | RT0.5 MPA Putt Zog | RM mpa tensile lub zog | RT0.5 / rm | (L0 = 5.65 √ √ s0) elongation% | ||||||
tus zuag | tus zuag | tus zuag | tus zuag | tus zuag | tus zuag | tus zuag | tus zuag | Lwm | tus zuag | lub min | tus zuag | lub min | tus zuag | tus zuag | lub min | |||
L245MB | 0.22 | 0.45 | 1.2 | 0.025 | 0.15 | 0.05 | 0.05 | 0.04 | 1) | 0.4 | 245 | 450 | 415 | 760 | 0.93 | 22 | Charpy Kev Ntsuas: Qhov kev cuam tshuam nqus lub zog ntawm cov yeeb nkab lub cev thiab cov leeg weld yuav tsum raug sim raws li tus qauv qub. Rau cov ntsiab lus, saib tus qauv qub. Kev poob phaus muag: yeem shearing cheeb tsam | |
GB / T9711-2011 (PSL2) | L290mb | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0.4 | 290 | 495 | 415 | 21 | |||
L320mb | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0.41 | 320 | 500 | 430 | 21 | ||||
L360mb | 0.22 | 0.45 | 1.4 | 0.025 | 0.015 | 1) | 0.41 | 360 | 530 | 460 | 20 | |||||||
L390mb | 0.22 | 0.45 | 1.4 | 0.025 | 0.15 | 1) | 0.41 | 390 | 545 | 490 | 20 | |||||||
L415Mb | 0.12 | 0.45 | 1.6 | 0.025 | 0.015 | 1) 2) 3 | 0.42 | 415 | 565 | 520 | 18 | |||||||
L450mb | 0.12 | 0.45 | 1.6 | 0.025 | 0.015 | 1) 2) 3 | 0.43 | 450 | 600 | 535 | 18 | |||||||
L485mb | 0.12 | 0.45 | 1.7 | 0.025 | 0.015 | 1) 2) 3 | 0.43 | 485 | 635 | 570 | 18 | |||||||
L555mb | 0.12 | 0.45 | 1.85 | 0.025 | 0.015 | 1) 2) 3 | Kev sib hais | 555 | 705 | 625 | 825 | 0.95 | 18 | |||||
Nco tseg: | ||||||||||||||||||
1) 0.015 ≤ lig <0.060; N ≤ 0.012; ni-≤ 0.30; mo ≤ 0,0 | ||||||||||||||||||
2) v + nb + ti ≤ 0.015% | ||||||||||||||||||
3) Rau tag nrho cov qauv steel, mo yuav ≤ 0.35%, hauv ib daim ntawv cog lus. | ||||||||||||||||||
4) CEV = C + MN / 6 + (CR + MO + V) / 5 + (CU + NI) / 5 |
Kev tsim qauv ntawm muab kauv welded yeeb nkab cuam tshuam nrog kev siv cov tshuab siab siab vuam tshuab, ua ib leeg ib leeg-lossis ob npaug rau welded kav dej. Cov txheej txheem vuam vuam no kom muaj qhov siab tshaj plaws thiab kev ntseeg tau ntawm cov raj xa dej, muaj peev xwm ntawm kev sib tw ntawmUnderground ntsuab kabkev sib kis.
Ntawm peb lub chaw tsim khoom ntau ntxiv, peb tau lees tias peb cov khoom siv welded welded yauv ua kom ntseeg tau tias lawv cov qauv kev kawm zoo. Nws yog qhov tseem ceeb uas Welded yeeb nkab sib pab rau kev ntsuas hydraulic, tensile lub zog thiab txias bending cov khoom.

Peb cov khoom siv welded welded yog tsim los ua ntau dua kev lag luam cov qauv kev lag luam thiab ua tau raws li cov kev xav tau ntawm cov roj av hauv av tuaj yeem kis tau. Lawv tau tsim los tiv thaiv ntau yam ntawm ib puag ncig cov xwm txheej, ua kom lub sijhawm ntev ntev thiab kev nyab xeeb hauv txhua daim ntawv thov.
Daim ntawv thov ntawm cov kauv welded kav dej hauv cov roj av hauv qab ntuj thauj khoom muaj qhov ua tau zoo thiab ua tau zoo ntawm cov nkev thauj khoom. Qhov xam tau los ntawm KAUV NTAWM WELDED SIV ENSATE Cov kev pheej hmoo ntawm cov kev pheej hmoo lossis xeb thaum lub sijhawm ua haujlwm thiab cov neeg siv kawg.
Peb tau cog lus tias yuav muab peb cov neeg siv khoom nrog cov khoom lag luam zoo tshaj plaws, thiab peb cov kauv welded kav yog qhov tim khawv rau peb kev cog lus rau kev lag luam zoo tshaj plaws. Peb ua ntej lub txiaj ntsig, kev nyab xeeb thiab kev nyab xeeb ntawm peb cov khoom lag luam, kom lawv yuav tsum tau sib ntsib thiab ntau dua ntawm txoj hlua khi ntawm cov roj av uas nyob hauv av.
Hauv cov ntsiab lus, peb cov kauv welded kav yog ib qho tsis tseem ceeb hauv kev tsim kho thiab kho cov roj av thauj khoom hauv av. Nrog nws cov kev tsim kho zoo tshaj, ua raws li kev ua lag luam cov qauv kev lag luam, thiab kev tsis txaus ntseeg kom zoo, peb cov kauv cov yeeb nkab welded yog qhov zoo rau txhua qhov kev xa cov khoom ntuj. Tus khub nrog peb kom muab cov ntaub nplaum zoo tshaj plaws welded rau koj cov khoom siv roj av hauv av uas muaj kev sib kis tau zoo.