Vuam Txheej Txheem Defagicencies: Lub Txheej Txheem Theem Rau Hluav Taws Xob Hluav Taws Xob Welded Hlau Kav

Taw qhia: Yog vim li cas vuam txheej txheem yog qhov tseem ceeb rau hluav taws xob tiv thaiv welded steel kav

RauCov Hluav Taws Xob Hluav Taws Xob Welded Hlau Kav- Cov khoom lag luam tseem ceeb ntawm Huaneang Steel Yeeb Nkab Co., Ltd. Lub tsev zoo nkauj Tsis zoo li cas Seamless kav,Cov Hluav Taws Xob Hluav Taws Xob Welded Hlau KavCia siab rau vuam rau molding steel phaj los rau hauv ib qho qauv cylindrical rau hauv ib qho kev yooj yim tshaj plaws rau txeej. Txhawm rau kom nkag siab lub hauv paus ntawm vuam -} Cov ntsiab lus ntsig txog, peb thawj txhais cov ntsiab lus tseem ceeb:dab tsi yog erw yeeb nkab? Nws yog ib qhohluav taws xob tiv thaiv welded steel yeeb nkabTsim los ntawm kev ua kom sov fusion, nrog lub siab ntev weld uas bears sab hauv siab thiab lub nra sab nraud.ERW cov yeeb nkab ntsiab lusHais txog kev ua tau zoo, tab sis qhov ua tau zoo no yog nyob ntawm vuam zoo -}} Cov txheej txheem me me tau hloov kho cov weld mus rau hauv cov weld mus rau ib lub vias ncaj qha channel. NrogCov Hluav Taws Xob Hluav Taws Xob Welded Hlau Kav, HFW Steel Kav (High {- zaus welded kav, qhov twgHFW lub ntsiab lusHais txog kev siab siab - zaus tam sim no vuam) muaj qhov kev sib tw ua kom zoo nkauj (piv txwv li cov roj thiab cov roj thiab roj hauv kev sib tsoo. Kab lus no yuav siv cov txheej txheem vuam ua haujlwm tsis txaus thiab lawv cov kev pheej hmoo txaus, nrog Huayang cov ntaub ntawv ntau lawm thiab cov ntaub ntawv zoo ua vaj tse cov ntaub ntawv.

Vuam parameter txawv: lub hauv paus ua rau tsis khov tsis khov

Vuam tsis (tam sim no, siab, ceev, kub) ncaj qha txiav txim siab cov fusion zoo ntawmCov Hluav Taws Xob Hluav Taws Xob Welded Hlau Kav-}} Txhua qhov sib txawv ntawm kev ua tau zoo siab yuav ua rau tsis tiav fusion lossis tshaj {}} vuam, nteg lub hauv paus rau txeej.

Tam sim no sib txawv: cuam tshuam cov tswv yim cua sov rau kev sib tham

Tsis txaus ntseeg tam sim no rau ERW cov kav dej

Zoo li ib txwmHlobCov kav dej siv nruab nrab - zaus tam sim no (1kHz- 3kHz) kom muaj qhov kub 3kH-} Ua rau cov huab cua kub qis, ua rau tsis muaj fusion fusion:

Piv txwv li: Xyoo 2024, lub zog hluav taws xob ib ntus ua rau tam sim no ntawm Huayang'sHlobCov kab ntau lawm (rau φ48 × 3.5mm Scaffolding kav) kom poob ntawm 900a rau 700a. Cov kev ntsuam xyuas hydrostatic (1.2MPA) pom tias 2% ntawm cov kav dej xau ntawm weld}} seem cov yeeb nkab tau tsuas yog ua rau muaj qee qhov sib tw. Tag nrho cov kav dej puas tau rov - welded tom qab kho qhov tam sim no rov qab rau cov qauv.

Kev lag luam sib piv: Huayang cov ntaub ntawv qhia tau tias qis dua 80% ntawm tus qauv tus nqi nce tsis tau muaj kev cuam tshuam tsis tiav ntawm kev tsis txaus siab txog 30 zaug rau tib yamHlobCov kav dej, nrog txeej muaj kev phom sij nce siab los ntawm 0.1% rau 3%.

Zaus striations rauHFW Steel Kav

HFW Steel KavTso siab rau siab - zaus} zaus tam sim no (300kHz}}}}}}}}}}}}}}}

Tsawg - zaus muaj kev pheej hmoo: Ib qho 2023 xeem ntawm Huaayang pom tias thaum muaj zaus ntawmHFW Steel Yeeb Nkab Kab (× 10mm) poob mus rau 280kHz (hauv qab 300 tus qauv siv hluav taws xob), hauv WELD cua sov dav nthuav ntawm 2mm mus rau 3 hli. Qhov no coj rau cov nplej zom nyob rau hauv cov hlau hlau, txo lub weld qhov kev cuam tshuam nyuaj los ntawm 25%} Simulated siab cycling (10Mpa) ua rau cov dej siab nyob hauv 5% ntawm cov kav tshev xeem.

High - zaus muaj kev pheej hmoo: Ntau zaus dhau los (tshaj li 550kHz) concentrates cua sov ntawm cov yeeb nkab saum npoo, ua rau pom kev zoo nkauj thaum lub sab hauv tseem tsis tau cia. Huayang cov zaus saib xyuas cov txheej txheem ua ib lub tswb yog qhov sib txawv tshaj plaws yog 100khz, txo txoj kev pheej hmoo no los 100%.

Siab sib txawv: txiav txim siab Fusion Nraum

Ntau dhau ntawm cov siab rau nyias -} walled erw kav

Extrusion Siab (2MPA-}}} 5Mpa) yuav tsum nyem tawm cov hlau tawm molten hlau thiab cua} ntev heev rau nyias-walledHlobCov kav dej (tsawg dua los yog sib npaug rau 5 hli) tsoo lub weld, tsim cov kab nrib pleb:

Huaayang tswj ntsuas: Rau М5 × 2 hliHlobCov kav dej (siv nyob rau hauv cov roj sab hauv av), Huayang lub siab tswj system txwv qhov siab tshaj plaws rau 4.5MPA. Ib qho 2023 sim ntawm 100 cov kav dej nrog 5.5MPA siab pom tias 8% tau weld tawg, uas xau thaum lub sij hawm roj nruj (0.6mpa).

Parameter txuam: Lub siab yuav tsum tau hloov kho nrog phab ntsa tuab {{0} huaayang tus qauv qhia txog 2mp}} pipes tuab, ua kom muaj kev puas tsuaj.

Tsis muaj zog rau hfw steel kav

Tsis muaj zog rau HFW Steel Kav Nplooj huab cua thiab molten hlau seem nyob rau hauv weld, ua porosity:

Piv txwv li: Nyob rau hauv ib pob ntawm φ273 × 8mmHFW Steel Kav Tsim nyob rau hauv 2024, qhov extrusion siab tau raug teeb meem rau 3MPA (hauv qab 4MPA Txujci). Xy - Kev tshawb nrhiav hluav taws xob pom tau pom 5% ntawm cov kav dej tau pom qhov tsis xws luag (10mpa} Qhov teeb meem tau daws los ntawm re ...- vuam nrog txheem siab.

Kev Ceev Ceev Ceev Xwm: Cuam Tshuam Cua Sov Sijhawm

Tshaj - Ceev Vuam Rau ERW Kav Dej

Kev ceev ceev ntau dhau los txo cov cua sov

Huaayang txoj kev paub: Rau φ114 × 4.5 hliHlobCov kav dej, cov qauv sib dhos yog 15m / min. Thaum cov kab nrawm tau nce rau 20m / min kom tau raws li cov khoom xa tuaj nruj, 3% ntawm cov kav dej tsis nco qab qhov kev ua tsis tau pom ntawm Weld cag.

Efficiency vs. zoo: Huaayang nruj zog kev txwv ceev, nrog cov pab pawg ntau lawm tau txais cov nyiaj tau los ntawm cov khoom siv tsim nyog es tsis txhob muaj kev cuam tshuam zoo.

Nyob rau hauv - Ceev Vuam rau HFW Hlau Kav

Qeeb ceev rauHFW Steel KavUa rau overheating heev, ua rau weld embrittlement:

Kuaj cov txiaj ntsig: Huayang Txoj Haujlwm 2023 × 16mmHFW Steel Kav pom tias txo qhov nrawm ntawm 40m / min mus rau 25m / min txog rau Weld cov ntsiab lus cardbon los ntawm 0.05% (vim nws lub sijhawm ntev los yog. Cov kav dej no tsis muaj 500 lub voj voog kiv cua (8MPA) vim weld cracking.

Raug vuam tsis xws luag: Ncaj kev taug kev rau hluav taws xob kav hlau verded hlau kav

Txawm hais tias muaj kev soj ntsuam sab nraud, piv txwv li cov khoom tsis huv, cov khoom sib thooj nto) tuaj yeem ua rau pom tsis zoo li- tej yam no yog cov kev ntsuas ncaj qha rauHlobthiabHFW Steel Kav.

Porosity: Huab Cua Nkaus Hauv Weld

Cov ua rau thiab txaus ntshai rau cov kav dej zoo tib yam

Porosity yog tshwm sim los ntawm huab cua, ya raws, lossis roj paug rau ntawm cov yeeb nkab - ib txwm muaj nyob rau hauv dog digHlobCov kav dej vim tias tsis txaus sab saum npoo tu:

Piv txwv li: Xyoo 2024, ib pob ntawm φ50 × 3mmHlobCov kav dej (rau cov khoom siv dej ua haujlwm) tau 0.3% pancosity qhov tsis xws luag, taug kev kom cov roj seem ntawm cov hlau sib tw. Cov kav dej xau tau pom muaj cov cua me me hauv cov weld, tso dej kom tau txais cov dej tawm ntawm 0.4mpa ua haujlwm siab ua haujlwm.

Huayang txoj kev daws teeb meem: Pre {- welding tu chaw nres tsheb (hlau txhuam + cawv) tau ntxiv rauHlobtxoj kab, txo cov porosity tsis xws luag los ntawm 95%.

Kev tswj hwm HFW Hlau Kav

HFW Steel Kavmuaj kev nkag siab ntau dua vim lawv qhov siab -} qhov ntsuas siab:

Kev tiv thaiv kev ntsuas: Huayang siv cov khoom siv plasma tu kom tshem tawm oxide thiab roj los ntawm ntug ntawmHFW Steel Yeeb NkabBlanks, thiab lub tshuab nqus tsev kom nqus tau huab cua thaum lub sijhawm vuam. Nyob rau hauv 2023 shanxi - BeiJing Ntuj Pipeline Project, 3,000 Tons ntawmHFW Steel KavMuaj qhov khav theeb feem ntau dua lossis sib npaug rau 0.05%, tsis muaj qhov xwm txheej tsis muaj.

Qos ntsuab Inclus: Cov seem thaiv fusion

Tsim nyob HFW Hlau Kav

Txawm yogHFW Steel KavSiv tsis muaj flux, seem hlau hlau oxides (los ntawm steel nto xeb) tuaj yeem ua rau slag hauv weld:

Cov Ntaub Ntawv Kev Ntsuam Xyuas: Ib qho 2024 batch ntawm φ219 × 8 hliHFW Steel Kav tau 0.2% slag inclusion qhov tsis xws luag, tshwm sim los ntawm tsis tiav kev tshem tawm ntawm tus hlau chev. Lub shrag ua raws li kev thaiv, tiv thaiv tag nrho fusion - hydrostatic kev ntsuam xyuas (10MPA) pom cov dej xau ntawm cov chaw pov tseg.

Post -} Weld Kho: Huayang ntxiv ib qib annealing (700℃-750 degree) rauHFW Steel Kav, uas yaj thiab tso quav thiab rho tawm cov nplais me me, txo cov quav me me los ntawm 90%.

Cuam tshuam rau ntev - lub sijhawm quems

Slag inclusates accele accele accele acceler {{0} huayang lub 5-xyoo taug qab ntawmCov Hluav Taws Xob Hluav Taws Xob Welded Hlau Kavpom tias cov kav dej nrog slag inclusion tau muaj 15% to tom qab 3 xyoo ntawm kev siv, piv rau 0.5% rau qhov tsis xws li- kav pub dawb.

Tsis tiav nkag mus thiab undercut

Tsis tiav nkag rau erw kav dej

Ua tsis tiav nkag (tsis muaj txiaj ntsig Weld paus) yog qhov txaus ntshai tshaj plaws rauHlobkav dej, raws li nws tsim qhov sib txawv ncaj qha:

Nrhiav kom tau sib tw: Qhov tsis zoo no feem ntau tsis pom nyob rau saum npoo {{0} huayang siv ultrasonic qhov kev paub ntau dua lossis sib npaug rau 0.5 hli) rau 100% ntawm dog digHlobkav dej. Xyoo 2024, cov ntes pom tau 0.1% ntawm φ168 × 7 hli kav nrog nkag mus nkag, uas tau rov {{5} welded.

Kev sib txig to: Lub chaw tsim khoom me me qhov tsis zooHlobCov kav dej nrog cov khoom siv hluav taws xob no hauv cov cua sov, ua rau muaj hnub nyoog 2-hnub thiab 100,000 yuan hauv kev poob.

Undercut rau HFW Hlau Kav Dej

Undercut (ib tug zawj ntawm Weld Ntug) txo cov yeeb nkab phab ntsa tuab, ua kom muaj kev ntxhov siab thiab txi:

Tswj ntsuas: Huayang'sHFW Steel Yeeb NkabKab siv laser profiler los soj ntsuam Weld duab nyob rau hauv lub sijhawm tiag tiag {{ Qhov no khaws cia undercut qhov tsis xws luag nyob rau tsawg dua lossis sib npaug rau 0.1%, uas tsis muaj cov neeg muaj txiaj ntsig tau tshaj tawm hauv 2024.

Huaayang lub Vuam Kev Tswj Xyuas Zoo: tshem tawm cov kev pheej hmoo yooj yim

Los daws cov vuam cov txheej txheem tsis txaus, Huaayang tau tsim tsa "peb {{}} theem tswj system" txiav rauCov Hluav Taws Xob Hluav Taws Xob Welded Hlau Kav, Txo cov vuam -} Cov dej muaj txiaj ntsig txog 0.01%.

Pre6 -} vuam tswj: Cov khoom siv thiab khoom npaj

Kev Soj Ntsuam Khoom: Txhua tus hlau chev inegoes tshuaj ntsuam xyuas (C tsawg dua los yog sib npaug los yog sib npaug lossis sib npaug lossis sib npaug.

Khoom Siv Khoom Siv: Vuam tshuab (tam sim no, siab, qhov ua haujlwm tau) yog ntsuas txhua hnub siv cov qauv qauv - rauHFW Steel Kav, Qhov Ntsuas Induction Chev yog qhov chaw nrog Laser sib ncas (kev sib txawv tsawg dua lossis sib npaug rau 0.2 hli).

Hauv -} vuam xyuas: tiag - lub sij hawm ntsuas thiab kho

PARAMETER Xyuas: Lub plc system sau cov ntaub ntawv tam sim no, siab, ceev, txhua lub 0.1 obece, nrog kev sib txawv ntawm cov alargers thiab cov kab kos.

Tshuaj Xyuas Kom Tau: RauHFW Steel Kav, inline x - cov duab qhia ntes scans lub sij hawm weld 360}}}} cov kav dej tsis haum rau kev ua haujlwm.

Post -} vuam tshuaj xyuas: pov thawj nruj ua ntej xa khoom

Hydrostatic Kev Ntsuam Xyuas: 100% ntawmCov Hluav Taws Xob Hluav Taws Xob Welded Hlau Kavyauv mus kuaj mob siab (1.2-1.5 zaug lub siab ntsuas siab) rau 10 feeb, tsis muaj qhov tsis muaj kev tso cai.

Kev Kuaj Neeg Kho Tshuab: Cov qauv els ntawv tau kuaj rau tensile lub zog thiab kev cuam tshuam tawv to - rauHFW Steel Kav, chav Weld muaj zog yuav tsum muaj ntau dua los yog sib npaug rau 95% ntawm cov hlau hauv paus.

Xaus: Vuam Zoo - Qhov tseem ceeb ntawm Kev Tiv Thaiv Hluav Taws Xob Welded Hlau Kav

Vuam cov txheej txheem ua tsis txaus ntseeg yog thawj qhov ua rau muaj kev xau hauvCov Hluav Taws Xob Hluav Taws Xob Welded Hlau Kav, seb puas muaj dog digHloblos yog siab - kev ua tau zooHFW Steel KavCov. Rau Huayang Steel Yeeb Nkab Co., Ltd. Los ntawm kev ua kom zoo, tswj tsis xws luag, thiab siv kev soj ntsuam nruj me ntsis, Huayang tau ua tiav cov vuam {}}}}} kev pab ntawm 0.01% rau nwsCov Hluav Taws Xob Hluav Taws Xob Welded Hlau Kav, deb hauv qab qhov kev lag luam nruab nrab ntawm 1%.

Xws liHFW Steel Kav nthuav mus rau hauv high - precescision scenarios), Huayang yuav ntxiv mus rau nws txoj kev ua kom zoo dua qub)}} micro - tsis xws luag. Thaum kawg, lub hom phiaj yog kom ntseeg tau tias txhua tus weld ntawm txhuahluav taws xob tiv thaiv welded steel yeeb nkabPuas yog qhov thaiv kom tau yooj yim tiv thaiv cov dej siab, ua rau Huayang cov khoom lag luam thawj qhov kev xaiv rau cov ntawv tseem ceeb.