Nkag Siab Txog ASTM A252 Cov Yeeb Nkab
Hauv ntiaj teb kev tsim kho thiab kev tsim kho vaj tse, kev xaiv cov khoom siv yog qhov tseem ceeb heev kom ntseeg tau tias lub tsev muaj kev ncaj ncees thiab kav ntev. Ib yam khoom siv uas tau hwm heev hauv kev lag luam yog ASTM A252 yeeb nkab. Cov lus qhia no tseem ceeb heev rau cov neeg ua haujlwm nrog cov haujlwm piling, vim nws npog cov yeeb nkab steel cylindrical nominal phab ntsa tuab.
Yog dab tsiASTM A252?
ASTM A252 yog ib qho qauv txheem uas piav qhia txog cov kev cai rau cov yeeb nkab hlau uas vuam thiab tsis sib txuas. Cov yeeb nkab no yog tsim los siv ua cov khoom siv thauj khoom mus tas li lossis ua lub plhaub rau cov yeeb nkab pob zeb uas raug pov rau hauv qhov chaw. Cov lus qhia no yog qhov tseem ceeb kom ntseeg tau tias cov yeeb nkab tuaj yeem tiv taus kev ntxhov siab thiab kev thauj khoom uas yuav ntsib hauv ntau yam kev siv, tshwj xeeb tshaj yog kev tsim kho vaj tse.
LubASTM A252 Yeeb NkabCov lus qhia tshwj xeeb tau muab faib ua peb qib, txhua qib muaj cov kev xav tau sib txawv ntawm lub zog tso zis. Lub zog tso zis siab tshaj plaws tuaj yeem ncav cuag txog 450MPa, ua rau nws tsim nyog rau cov qauv hnyav xws li Choj thiab cov tsev siab.
Tsim qauv ruaj khov: Nws tuaj yeem siv ua ib feem khoom thauj khoom mus tas li lossis lub plhaub ntawm cov pob zeb ua vaj tse, tiv taus cov chaw ua haujlwm corrosive hauv av
Kev hloov pauv tau yooj yim: Txoj kab uas hla Φ219mm-Φ3500mm, phab ntsa tuab 6-25.4mm, tsim rau cov xwm txheej geological nyuaj
Peb lub zog tseem ceeb
Nrog rau kev muaj peev xwm tsim khoom lag luam zoo tshaj plaws, muaj peev xwm tsim khoom txhua xyoo ntau dua 500,000 tons, nws muaj ib qho ntawm ob peb txoj kab tsim khoom hauv tsev rau cov kav hlau loj Φ3500mm.
Cov txheej txheem submerged arc welding (SAW) tau txais yuav, thiab qhov zoo ntawm weld tau lees paub los ntawm kev sim tsis ua puas tsuaj xws li X-rays thiab ultrasonic waves.
Kev tswj xyuas zoo tag nrho
Los ntawm cov khoom siv raw mus rau cov khoom tiav,ASTM A252 Yeeb Nkabtus qauv raug siv nruj me ntsis
Nws muaj epoxy tiv thaiv xeb / 3PE tiv thaiv xeb kho, uas ua rau lub neej ua haujlwm ntev dua 30% hauv Marine ib puag ncig.
Kev pabcuam thoob ntiaj teb
Cov khoom raug xa tawm mus rau ntau tshaj 30 lub tebchaws suav nrog Tebchaws Europe, Amelikas, Sab Hnub Tuaj Asia thiab Middle East
Txhawb kev tsim khoom raws li qhov xav tau thiab muab cov kev pabcuam ib zaug xwb los ntawm kev xaiv mus rau kev taw qhia kev tsim kho
Tag nrho hauv txhua qhov, ASTM A252 cov kav dej yog ib qho tseem ceeb hauv kev tsim kho thiab kev tsim kho vaj tse, muab lub zog thiab kev ruaj khov rau ntau yam kev siv. Cangzhou Spiral Steel Pipe Group Co., Ltd. yog lub tuam txhab tsim cov yeeb nkab no, muab ntau qhov ntau thiab tsawg thiab phab ntsa tuab kom tau raws li qhov xav tau tshwj xeeb ntawm peb cov neeg siv khoom. Txawm hais tias koj ua haujlwm ntawm cov haujlwm piling lossis lwm yam haujlwm tsim kho, kev nkag siab txog qhov tseem ceeb ntawm ASTM A252 cov kav dej thiab ua haujlwm nrog lub tuam txhab tsim khoom txhim khu kev qha yuav tseem ceeb rau kev ua tiav ntawm koj qhov project.
Lub sijhawm tshaj tawm: Lub Xya Hli-15-2025