CJP vs. PJP Vuam nyob rau hauv Cov Qauv Hlau Kab: Yam Yuav Tsum Paub Txog - Blog

Procuring structural steel kem rau cov tsev lag luam, cov nroj tsuag kev lag luam, thiab loj - kev tsim ua haujlwm loj xav tau kev saib xyuas nruj rau vuam zoo. Rau cov neeg ua lag luam txawv teb chaws, cov neeg cog lus dav dav, cov xa khoom steel, thiab cov neeg tsim khoom hauv zos, kev xaiv ntawm kev nkag mus rau tag nrho thiab ib feem nkag welds tsis yog ib qho kev nthuav dav. Qhov kev txiav txim siab no cuam tshuam ncaj qha rau kev nyab xeeb ntawm cov qauv, ua raws li cov cai hauv zos, kev ua haujlwm ntev -, thiab kev siv nyiaj tag nrho.

Tom qab xyoo ua haujlwm thoob ntiaj teb cov neeg yuav khoom steel, peb pom muaj kev tsis sib haum xeeb hauv kev lag luam: ntau tus neeg siv khoom tawm tsam los txiav txim siab seb hom vuam zoo li cas rau lawv cov kab hlau sib txuas. Kev siv txoj kev vuam tsis raug yuav ua rau ua tsis tiav ntawm - kev tshuaj xyuas qhov chaw, kev siv nyiaj ntxiv rau kev rov ua haujlwm dua, thiab lub sijhawm siv sijhawm ntev. Tsis tas li ntawd, qhov tsis zoo ntawm cov txheej txheem zais los ntawm kev vuam tsis raug tuaj yeem ua rau muaj kev nyab xeeb loj rau tag nrho lub tsev.

Sib nrug los ntawm kev qhia meej txog cov xwm txheej siv tau ntawm ob hom vuam, cov neeg ua haujlwm tshaj lij ib txwm ua tib zoo saib xyuas cov chaw tsim khoom kom tswj tau qhov zoo thiab muaj peev xwm ntsuas. Thoob plaws North American, European, Cov Neeg Esxias Qab Teb Hnub Tuaj, thiab Middle Eastern kev lag luam, kev kuaj ultrasonic (UT) tau dhau los ua txoj hauv kev tshuaj xyuas tseem ceeb los xyuas cov txheej txheem hauv kev sib txuas. Tsuas yog cov neeg muab khoom nruab nrog tus qauv UT cov cuab yeej thiab cov neeg soj ntsuam tau ntawv pov thawj tuaj yeem yeej kev ntseeg siab los ntawm cov neeg siv khoom thoob ntiaj teb rau siab - qauv qauv steel xaj.

Raws li peb ntawm - qhov chaw tsim khoom thiab ntau cov haujlwm xa tawm, phau ntawv qhia no piav qhia txog cov khoom siv tiag tiag - kev ua haujlwm ntawmCJP thiab PJP welds ntawm steel kem, flanges, thiab web pob qij txha. Peb kuj txheeb xyuas cov kev cai ntawm kev lag luam uas yuav tsum tau muaj kev nkag mus rau vuam thiab qhia tias yog vim li cas tsis yog -kev kuaj kev puas tsuaj yog qhov tseem ceeb rau kev hla - ciam teb steel kev lag luam. Nyob rau lub sijhawm no, peb yuav qhia peb hauv - cov txheej txheem vuam hauv tsev thiab ua tiav cov kev tshuaj xyuas zoo los qhia tias peb xa cov khoom steel li cas raws li cov qauv vuam thoob ntiaj teb.

Thaum yuav khoomkev cai welded H-beams thiab tsim- seem, koj yuav tsum tau txais kev nkag siab meej txog dab tsi CJP thiab PJP pob tw welds sawv rau, nyob rau hauv txoj kab nrog thoob ntiaj teb lees paub cov qauv hlau vuam cov lej. Ob qhov kev daws teeb meem no yog tsim los rau qib sib txawv, thiab lawv cov qauv sib txawv txiav txim siab qhov twg lawv tuaj yeem siv rau ntawm cov khoom siv hlau.

Lub weld hlau txuas mus txuas ntxiv los ntawm qhov zawj lub ntsej muag mus rau hauv paus, tag nrho fusing nrog lub hauv paus hlau ntawm ob sab.

Tsis muaj qhov chaw tsis muaj nyob hauv ntu -, muab lub zog ntau dua thiab kev sib khi zoo dua.

Lub weld tsis tag nrho nkag mus rau hauv paus cheeb tsam, tawm hauv qhov tsis sib xws ntawm qhov sib koom ua ke.

Ib cheeb tsam uas tsis muaj kev cuam tshuam tseem nyob hauv ntu ntu -, uas tuaj yeem txo cov txheej txheem lub zog thiab kev ruaj ntseg sealing.

Qhov tseem ceeb ntawm lub cev sib txawv: CJP tsim ib qho kev txuas txuas ntxiv, tag nrho fused kev sib txuas los ntawm tag nrho cov tuab tuab, thaum PJP tawm hauv cov hauv paus tsis muaj qhov sib koom ua ke.

Ua kom tiav kev sib koom ua ke sib txuas, dav hu ua CJP weld, hais txog daim ntawv vuam qhov chaw vuam hlau ua tiav tag nrho qhov sib txawv ntawm ob qhov txuas steel. Thaum ua ntawv thov rau cov kab ke, flange daim hlau, los yog lub vev xaib sib txuas, cov vuam siv los ntawm tag nrho cov tuab ntawm cov hlau phaj los ntawm lub hauv paus mus rau sab nrauv.

Raws li kev tsim kho thoob ntiaj teb, tus tsim nyog CJP weld tawm tsis muaj qhov sib txawv hauv qhov sib koom ua ke. Ob lub hauv paus steel seem yog tag nrho ua ke nrog weld hlau los ua ib qho kev sib xyaw ua ke. Xws li kev sib koom ua ke muaj cov khoom siv tib yam li cov khoom siv hlau qub, suav nrog lub zog tensile thiab compression tsis kam. Yog xav paub ntxiv txog kev xaiv cov qib hlau zoo li Q355 lossis S355 rau koj cov kab, saib pebqhia txog PEB cov ntaub ntawv tseem ceeb. Qhov no piav qhia vim li cas CJP welds yog qhov kev xaiv tseem ceeb rau txhua qhov tseem ceeb ntawm cov khoom thauj -cov kabmob sib txuas ntawm cov tswv cuab tseem ceeb.

Ib feem sib koom ua ke sib txuas, lossis PJP weld, tsuas yog ncav cuag ib feem ntawm qhov sib koom ua ke qhov tob thaum vuam. Ib qho chaw tshwj xeeb uas tsis tau siv yuav nyob ntawm qhov sib koom ua ke tom qab kev tsim kho tiav. Qhov no yog ib qho qauv ua ntej-tsim qauv es tsis yog vuam tsis xws luag, thiab nws yog tsim rau qis- kev sib txuas kev ntxhov siab.

PJP welds tuaj yeem ua haujlwm tau zoo nyob rau hauv lawv qhov kev thov tshwj xeeb. Txawm li cas los xij, qhov tsis sib haum xeeb hauv qhov sib koom ua ke inevitably ua rau kev sib txuas tag nrho. Nws tsis tuaj yeem tiv taus lub zog nruj, rov ua haujlwm hnyav, lossis hnyav shear quab yuam zoo li kev nkag mus rau welds. Vim li no, cov neeg tswj xyuas kev tsim kho tau teeb tsa cov kev txwv meej ntawm kev siv PJP welds ntawm cov kab ke thiab cov kev txhawb nqa tseem ceeb.

Qhov sib txawv tshaj plaws ntawm CJP thiab PJP welds yog nyob rau hauv lawv cov kev ua tau zoo nyob rau hauv qhov tseeb ua hauj lwm loads. Cov kab hlau tsim qauv dais qhov hnyav ntsug ntawm lub tsev, suav nrog kev thauj khoom zoo li qub los ntawm cov plag tsev thiab cov khoom siv, nrog rau kev sib txawv ntawm tib neeg kev ua ub no, cua thiab seismic zog. Splice pob qij txha txuas cov kab ke sib cais yog ib txwm siab - qhov kev ntxhov siab, yog li vuam zoo ntawm no ua lub luag haujlwm txiav txim siab hauv tag nrho cov qauv kev ruaj ntseg.

Steel kem hloov lub tsev loads saum toj mus rau hauv qab txhua xyoo puag ncig. Txhua splice, flange, thiab lub vev xaib sib koom ua haujlwm ua qhov txuas tseem ceeb hauv txoj kev thauj khoom no. Ob hom weld ua rau muaj kev ntxhov siab sib txawv tag nrho- cov teebmeem ntawm cov kabmob:

CJP Weld Performance: Ua tsaug rau kev nkag mus rau tag nrho cov seem sib koom ua ke, kev ntxhov siab kis tau zoo sib xws ntawm thaj chaw welded. Tsis muaj cov ntsiab lus tsis muaj zog lossis qhov sib txawv sab hauv los sib sau ua ke. Thaum txhua kab dais hnyav compression, lateral shear, los yog co los ntawm cua thiab av qeeg, CJP pob qij txha deform synchronously nrog lub hauv paus hlau. Txawm tias tom qab ntev - lub sij hawm cyclic load cuam tshuam, tus qauv nyob ruaj khov. Qhov no ua rau CJP yog tus qauv kev xaiv rau siab- cov tsev nce siab, kev cob qhia kev lag luam loj, thiab kev txhawb nqa choj.
PJP Weld Performance: Cov hauv paus ntsiab lus tsis siv ntawm PJP sib koom ua ke yooj yim sib sau ua ke kev ntxhov siab nyob rau hauv nruam load thiab kev co. Raws li lub sijhawm dhau mus, cov kab nrib pleb me me tuaj yeem tshwm sim ntawm qhov chaw vuam, maj mam ua rau kev sib txuas. PJP cov pob qij txha tsis muaj kev qaug zog txaus thiab lub zog tensile, yog li lawv tsis raug tso cai hauv thawj qhov kev thauj khoom -cov kabmob.

Kem flanges thiab webs dais ntau hom kev quab yuam, thiab kev tsim kho kev lag luam tau tsim cov cai rau kev thov rau kev xaiv vuam:

Kem Flange Splices: Flanges feem ntau siv nruj thiab dabtsi yog khoov quab yuam. Txhua tus lej hauv tsev tseem ceeb yuav tsum tau CJP vuam rau flange splices ntawm cov kab txhawb nqa loj. Tsis muaj qhov project ntsig txog kev lag luam lossis kev tsim kho pej xeem yuav tsum muaj kev pheej hmoo los ntawm kev siv cov vuam tsis tsim nyog ntawm no.
Kem Web Splices: Webs yog tsim los tiv thaiv shear quab yuam. Rau cov kab tseem ceeb hauv cov khoom hnyav -cov dej num, CJP welds tseem yog qhov yuav tsum tau ua. Thaum nws los txog rau cov kab kev txhawb nqa theem nrab, lub teeb thav duab thiab cov khoom siv sib koom ua ke, tus qauv PJP welds tau txais tag nrho. Txoj kev no pab cov pab pawg sib npaug ntawm kev nyab xeeb thiab tswj tus nqi.

Koj tuaj yeem xa mus rau cov ntsiab lus hauv qab no thaum sau cov kev qhia tshwj xeeb rau koj cov haujlwm:

Matches lub zog ntawm thawj steel daim hlau
Zoo heev tsis kam mus nro, shear quab yuam thiab qaug zog puas
Ua raws li cov cai nruj rau kev sib txuas ntawm cov txheej txheem tseem ceeb
Yooj yim dhau qhov kev soj ntsuam thib peb - tog
Xav tau ntau lub sijhawm ua haujlwm, tus nqi zog ntau dua thiab cov khoom siv vuam ntxiv

Txiav down tus nqi ntau lawm thiab shortens fabrication voj voog
Haum rau tsis yog - qhov tseem ceeb sib txuas nyob rau hauv lub teeb static load
Tsawg tag nrho kev sib koom ua ke muaj zog thiab tsis muaj zog tiv thaiv
Tsis tso cai rau thawj load-cov kabmob pob qij txha

Rau cov neeg cog lus thoob ntiaj teb thiab cov tub ua lag luam, kev ua raws cai thiab ntawm -kev nyab xeeb ntawm qhov chaw ib txwm ua ntej. Cov txheej txheem loj thoob ntiaj teb cov qauv hlau tau qhia meej meej lub sijhawm uas PJP welds raug txwv, thiab CJP welds dhau los ua qhov yuav tsum tau ua. Raws li tus neeg yuav khoom, koj yuav tsum kos CJP cov cai kom meej meej ntawm kev tsim cov duab kos thiab cov ntaub ntawv yuav khoom rau cov ntawv thov hauv qab no:

Cov kab ntsug ntsug tseem ceeb rau siab -cov tsev nyob nce siab, cov chaw ua lag luam thiab cov chaw pej xeem loj
Cov kab teeb tsa hauv av qeeg- thaj chaw uas muaj kev cuam tshuam los yog thaj chaw uas muaj cua daj cua dub
Tag nrho cov splices, flange kev sib txuas thiab kawg cov pob qij txha bearing nruam nruam los yog nquag dynamic load
Cov kab ke kev tsim khoom rau kev cob qhia, cov khoom siv hnyav platforms thiabPre-Engineered Metal Building (PEB) kev txhawb nqa
Hlau Cheebtsam rau choj ncej thiab sab nraum zoov infrastructure raug rau ntev -lub sij hawm hnyav tej yam kev mob
Txhua qhov haujlwm uas yuav tsum tau ua tiav tag nrho tsis yog{0}} kev sim ua kom puas tsuaj, suav nrog kev tshuaj xyuas ultrasonic rau welds

PJP welds tsuas yog siv rau cov thav ntawv thib ob, cov khoom siv hlau zoo nkauj, lub teeb -cov haujlwm txhawb nqa, thiab cov kev sib txuas uas muaj cov khoom me me. Yog tias koj siv PJP welds ntawm cov haujlwm uas xav tau CJP kev ua haujlwm, koj yuav ntsib kev tsis pom zoo, kev tsim kho qeeb, thiab kev lav phib xaub rau txhua tus neeg koom tes ua haujlwm.

Kev paub thoob ntiaj teb steel buyers yuav tsis txiav txim weld zoo tsuas yog los ntawm kev pom qhov muag. Lub ntsej muag tsis tuaj yeem nthuav tawm cov teeb meem sab hauv xws li tsis tiav fusion, slag suav nrog, huab cua qhov, thiab cov kab nrib pleb zais. Cov kev tsis pom pom no yuav ua rau muaj kev nyab xeeb loj heev.

Kev kuaj ultrasonic, luv luv li UT, tam sim no yog qhov nrov tshaj plaws uas tsis yog -kev ntsuas kev puas tsuaj rau kab welds thoob ntiaj teb. Nws nta cov kev ua tau zoo thiab cov txiaj ntsig tau zoo thiab haum rau kev tshuaj xyuas ob qho tib si CJP thiab PJP pob qij txha. Kev ntseeg siab steel fabricators yog tag nrho cov nruab nrog cov kws tshaj lij UT cov cuab yeej thiab cov neeg soj ntsuam tau ntawv pov thawj, uas yog qhov kev ntsuam xyuas tseem ceeb rau cov neeg siv khoom txawv teb chaws ua ntej muab xaj ntau.

Rau siab -kawg export tej yaam num, buyers los ntawm cov teb chaws Europe, North America, thiab Australia feem ntau nug kom tiav cov ntaub ntawv soj ntsuam UT ntawm CJP welds ntawm kab tseem ceeb ua ntej xa khoom. Ib lub chaw tsim khoom uas tsis muaj tus qauv NDT muaj peev xwm tsis tuaj yeem lav ntev - lub sij hawm vuam ruaj khov, txawm tias lawv siv cov cuab yeej vuam zoo li cas. Tias yog vim li cas peb tau teeb tsa cov txheej txheem kev sim ua tiav rau hauv txhua qhov txuas ntau lawm.

Peb tau koom nrog hauv kev tsim khoom xa tawm- taw qhia cov qauv steel kab thiab welded sib dhos tau ntau xyoo. Peb lub Hoobkas tau nruab nrog tag nrho cov khoom siv vuam niaj hnub thiab cov txheej txheem kev tswj xyuas zoo. Peb paub tag nrho cov txheej txheem kev lag luam vuam thev naus laus zis rau cov qauv hlau, thiab txhua qhov vuam peb tsim ua raws li cov txheej txheem vuam thoob ntiaj teb nruj me ntsis. Peb cov thev naus laus zis tseem ceeb tau teev tseg hauv qab no:

GMAW (Gas Metal Arc Welding): Kuj hu ua MIG vuam hauv kev ua haujlwm. Peb txais cov cuab yeej no rau kev ua tiav ntawm nyias thiab nruab nrab -thickness steel daim hlau, kab webs, thiab refined splice pob qij txha. Nws ua cov hlaws dai du nrog me me spatter, ua haujlwm zoo rau siab - precision CJP pob qij txha thiab cov qauv PJP kev sib txuas nrog cov kev cai nruj heev.
FCAW (Flux{0}}Cored Arc Vuam): Qhov no semi- tsis siv neeg vuam thev naus laus zis ua haujlwm ruaj khov ntawm cov phaj tuab tuab nyob rau hauv kev ua haujlwm tsis tu ncua. Nws muab cov txiaj ntsig ruaj khov thiab ruaj khov, yog li peb siv dav rau CJP welds ntawm cov kab hnyav flanges thiab cov pob qij txha loj uas yuav tsum tau muaj zog saum toj kawg nkaus - theem.
SAW (Submerged Arc Welding): Raws li kev siv tsis siv neeg siab - txoj kev siv vuam zoo, nws yog siv rau cov pob qij txha ntev ntawm cov qauv hlau loj. Submerged arc vuam tsim qhov sib sib zog nqus thiab txawm tias nkag mus nrog cov vuam zoo sib xws. Peb siv cov thev naus laus zis no rau kev tsim khoom loj ntawm CJP pob tw welds rau hnyav -cov haujlwm cov kab ke, ua kom cov khoom zoo sib xws thoob plaws cov khoom loj.

Sib nrug los ntawm ntau lub peev xwm vuam, peb lub rooj cob qhia yog haum nrog cov khoom siv kuaj ultrasonic, thiab peb ntiav cov kws tshuaj ntsuam xyuas NDT tag nrho. Raws li koj qhov project cov cai thiab cov cai hauv zos xav tau, peb yuav ua cov qauv kuaj xyuas lossis 100% tag nrho UT kos rau txhua kab thiab cov pob qij txha. Peb tuaj yeem muab cov ntaub ntawv ua tiav cov txheej txheem weld tsim nyog, daim ntawv pov thawj welder thiab cov ntaub ntawv soj ntsuam xyuas los txhawb nqa tag nrho cov khoom xa tuaj.

Tsis muaj teeb meem yog tias koj qhov project xav tau CJP tag nrho kev nkag welds rau lub ntsiab thauj khoom -cov kab kabmob lossis PJP welds rau cov thav ntawv thib ob, peb pab neeg yuav kho cov txheej txheem tsim khoom raws li koj cov duab kos, cov khoom thauj, thiab cov kev cai hauv zos. Peb tau ua tiav ntau qhov kev txiav txim rau cov neeg cog lus thoob ntiaj teb, cov neeg xa khoom, thiab cov neeg tsim khoom hauv zos. Peb cov weld zoo tau dhau qhov thib peb - tog kev tshuaj xyuas los ntawm ntau lub koom haum thoob ntiaj teb ntawv pov thawj ntau zaus.

Tsis muaj tus qauv thoob ntiaj teb los xaiv ntawm CJP thiab PJP vuam. Koj qhov kev txiav txim zaum kawg yuav tsum nyob ntawm qhov kev ua haujlwm ntawm tag nrho cov qauv, tus nqi thauj khoom tiag tiag, cov lej hauv zos, thiab tag nrho cov peev txheej ntawm qhov project. Raws li peb lub sijhawm ntev - kev koom tes nrog cov neeg yuav khoom steel thoob ntiaj teb, peb sau cov lus qhia ua tau zoo rau koj qhov kev yuav khoom:

Xaiv CJP tag nrho kev nkag welds rau cov kab kev txhawb nqa tseem ceeb, flange splices, thiab tag nrho cov pob qij txha hauv thaj tsam seismic, thaj chaw cua muaj zog, lossis hnyav- cov chaw thauj khoom. Tsis txhob txo tus nqi tsim kho los ntawm kev txo cov qauv vuam ntawm cov qauv kev sib txuas tseem ceeb.

Ua kom muaj nuj nqis siv PJP welds ntawm cov kab ntawv thib ob, cov thav ntawv pabcuam, thiab lub teeb - thauj khoom sib txuas. Txoj kev no tuaj yeem tswj tau tag nrho cov nqi tsim nyog thaum ua kom muaj kev nyab xeeb.

Kos hom vuam, nkag mus tob, thiab NDT qhov yuav tsum tau ua (tshwj xeeb yog UT kuaj) kom meej meej ntawm kev kos duab kos duab thiab daim ntawv cog lus yuav khoom. Cov ntaub ntawv tsis tseeb tuaj yeem zam kev sib txuas lus yuam kev thaum tsim khoom thiab txais.

Ua ntej cov neeg muab khoom lag luam nrog ntau yam kev siv vuam thev naus laus zis thiab ua tiav tsis yog -kev ntsuas kev puas tsuaj. Cov ntaub ntawv tsim nyog vuam siv tau thiab cov ntaub ntawv tshuaj xyuas yog qhov tseem ceeb lav rau kev hla - ciam teb steel kev yuav khoom.

CJP tag nrho nkag mus welds thiab PJP ib feem nkag welds yog ob lub thev naus laus zis hauv kev tsim cov qauv steel kem. Kev nkag siab txog lawv qhov kev ua tau zoo sib txawv thiab qhov kev thov kom raug yog lub hauv paus kom xa cov kev nyab xeeb thiab cov cai- ua raws li cov kev tsim kho thoob ntiaj teb. CJP cov pob qij txha tseem yog qhov kev xaiv zoo tshaj plaws rau kev thauj khoom tseem ceeb- cov kabmob sib txuas, thaum PJP welds muab tus nqi- siv tau zoo rau cov khoom tsis yog - cov khoom tseem ceeb.

Rau cov neeg yuav khoom steel thoob ntiaj teb, peb lub ntsiab lus tsim nyog yuav tsum tau ua tib zoo saib: paub qhov txawv ntawm ob hom vuam kom meej, ua raws li cov cai hauv zos, thiab kuaj xyuas tag nrho cov chaw tsim khoom vuam thiab kev sim ua ntej kev koom tes.

Ntawm Promisteel, peb muab GMAW paub tab, FCAW, thiab SAW vuam thev naus laus zis nrog cov txheej txheem kuaj ultrasonic nruj. Tag nrho peb cov txheej txheem steel kab thiab cov khoom siv welded tuaj yeem ua tau raws li cov qauv thoob ntiaj teb nruj tshaj plaws. Peb nkag siab tag nrho cov kev xav tau sib txawv ntawm cov tswv tsev, cov tub ua lag luam, cov neeg cog lus dav dav, cov neeg xa khoom, thiab cov neeg tsim khoom steel los ntawm thoob plaws lub ntiaj teb, thiab peb ib txwm ua raws li kev ruaj ntseg zoo, ntawm - lub sijhawm xa khoom, thiab kev txhawb nqa kev tshaj lij rau txhua tus neeg siv khoom.

Hu rau tam sim no

Yog tias koj tam sim no nrhiav cov qauv steel kem, welded steel sib dhos, lossis cov khoom siv steel thiab muaj lus nug txog cov khoom siv vuam, kev sib txuam lossis cov qauv tshuaj ntsuam xyuas, thov koj xav tiv tauj peb pab neeg.

Xa peb koj qhov project drawings, technical parameters, thiab xaj xaj. Peb pab neeg muag khoom thiab kev tshaj lij yuav ua haujlwm tawm cov kev daws teeb meem, cov ncauj lus kom ntxaws, thiab cov lus qhia kev tshaj lij hauv 24 teev. Xa koj cov lus nug hnub no, thiab cia peb tsim kom ntev - kev koom tes ruaj khov rau koj cov khoom siv hlau.