ASTM A612 / ASME SA 612 Siab Vessel Cov neeg muag khoom thiab cov chaw tsim khoom

Hauv lub nkoj siab thiab boiler kev lag luam, kev xaiv cov khoom siv lub luag haujlwm tseem ceeb hauv kev nyab xeeb, kev ua tau zoo, thiab tag nrho cov nqi tsim khoom.ASTM A612 / ASME SA612 siab nkoj steel phajyog lub siab - lub zog carbon steel dav siv rauwelded siab hlab ntsha ua haujlwm ntawm qhov nruab nrab thiab qis. Xaiv ib tug txhim khu kev qhaA612 / SA612 tus neeg muag khoom thiab chaw tsim khoomNws yog ib qho tseem ceeb los xyuas kom meej tias kev ua raws cai thiab kev ua tau zoo.

Tsis yog txhua tus neeg xa khoom tuaj yeem ua tau raws li qhov yuav tsum tau ua ntawm ASTM A612 / ASME SA 612 steel, uas yog tsim los rau siab - pheej hmoo qis - qhov kub thiab txias. Hauv qab no yog cov uas tsis yog - cov txheej txheem sib tham tau los ntsuas cov neeg koom tes muaj peev xwm:

1. ASME Certification & Kev Ua Tau Zoo

ASTM A612 / ASME SA 612 yog tswj hwm los ntawm ASME SA-612 / SA-612M cov qauv, yog li tus neeg muag khoom yuav tsum tuav tauASME ntawv pov thawj(tshwj xeeb yog Tshooj VIII, Division 1 rau cov hlab ntsha siab). Tsis tas li ntawd, nrhiav ISO 9001 kev tswj hwm qhov system ntawv pov thawj kom paub meej cov txheej txheem ntau lawm. Cov neeg muab khoom muaj npe nrov yuav muab cov ntawv pov thawj zeb xeem (MTC) rau txhua pawg, suav nrog cov tshuaj lom neeg muaj pes tsawg leeg (xws li, C Tsawg dua lossis sib npaug li 0.18%, Mn 0.70-1.30%), cov khoom siv hluav taws xob (yield zog ntau dua lossis sib npaug rau 240 MPa, tensile zog 415-550 MPa sib npaug rau 7) thiab cuam tshuam zoo sib npaug ntawm cov txiaj ntsig Charpy - 2. ntawm -45℃).

 

2. Muaj Peev Xwm Ntau Lawm & Kev Muaj Peev Xwm

ASTM A612 / ASME SA 612 yuav tsum muaj cov txheej txheem tsim khoom muaj tseeb (normalized lossis normalized-tempered kev kho cua sov) kom ua tau raws li qhov kub thiab txias. Cov neeg muag khoom sab saum toj yuav tsum muaj cov cuab yeej tsim khoom siab tshaj: kub- dov mills, kho cua sov rauv, thiab tsis yog-kev kuaj kev puas tsuaj (NDT) cov cuab yeej (UT, RT, MT, PT) txhawm rau txheeb xyuas qhov tsis xws luag. Tshawb xyuas lawv cov peev txheej tsim tau (xws li, cov khoom tsim tawm txhua xyoo ntawm qis- kub steel daim hlau) thiab thickness ntau yam (ASTM A612 feem ntau npog 6-150mm, cov ntsiab lus tseem ceeb rau cov phiaj xwm siab).

3. Kev paub nyob rau hauv qis-Tsuas Kub Siab Siab Daim Ntawv Thov

Kev paub ua ntej muab ASTM A612 / ASME SA 612 rau kev lag luam xws li LNG, tub yees, lossis ntug dej hiav txwv yog qhov taw qhia muaj zog ntawm kev ntseeg tau. Nug cov ntaub ntawv tshawb fawb lossis cov ntaub ntawv pov thawj los ntawm cov neeg siv khoom hauv koj qhov haujlwm -piv txwv li, tus neeg xa khoom uas tau muab cov hlau rau Arctic offshore platforms lossis LNG cov neeg nqa khoom nkag siab txog cov teeb meem tshwj xeeb ntawm qhov qis - qhov kub thiab txias thiab tuaj yeem muab cov kev daws teeb meem.

 

4. Ntiaj teb no Logistics & Tom qab-Kev Pabcuam Muag

Rau cov haujlwm thoob ntiaj teb, xaiv tus neeg xa khoom nrog lub peev xwm logistics thoob ntiaj teb: ntim khoom thauj, thauj khoom ntau, lossis kev pabcuam txiav (plasma, nplaim taws) kom tau raws li koj qhov project qhov ntev. Tom qab - kev muag khoom yog qhov tseem ceeb sib npaug - nrhiav cov neeg muag khoom uas muaj kev txhawb nqa (kev taw qhia vuam, cov lus qhia xaiv cov khoom siv) thiab kev lav phib xaub rau cov teeb meem zoo.

ASTM A612 (ASME SA612) yog ibsiab hlab ntsha zoo (PVQ) steel phajua raws litua, nplua - steel hlau.

Nws yog tsim los muab:

• Siab tawm los thiab tensile zog
• Zoo weldability
• Kev ua haujlwm ruaj khov ntawm kev ua haujlwm ntawm qhov nruab nrab thiab qis

Lub npe ASME SA612 yog siv thaum siv cov khoom siv hauv qabASME Boiler thiab Pressure Vessel Code (BPVC)tej yaam num.

1. Lub zog muaj zog, txo qhov tuab

Nrog rau qhov tsawg kawg nkaus tawm lub zog ntawm kwv yees li345 MPa rau, SA612 tso cai rau cov neeg tsim qauvtxo phaj thicknesspiv nrog cov qhab nia xws li SA516 Gr.70. Qhov no ua rau:

Tsawg steel qhov hnyav

Txo vuam ntim

Tsawg fabrication thiab nqi tsheb thauj mus los

2. Weldability zoo heev

SA612 yog tsim rau cov txheej txheem vuam xws li SAW, FCAW, thiab SMAW. Nrog cov txheej txheem vuam kom raug, nws ua tau zoo hauv kev tsim cov hlab ntsha.

3. Nqis -Zoo rau cov nkoj loj

Rau cov tank loj, cov reactors, thiab cov hlab ntsha siab, SA612 muab qhov sib npaug zoo ntawmlub zog, fabrication kev ua tau zoo, thiab tag nrho qhov project kev lag luam.

ASTM A612 / ASME SA612 steel phaj yog dav siv hauv:

• Siab lub nkoj plhaub thiab lub taub hau
• Lub tank cia
• Kub exchangers
• Reactors thiab separators
• Petrochemical thiab cov khoom siv hluav taws xob

GNEE STEELyog ib qho kev paub txog kev lag luam ntawm cov hlab ntsha steel phaj, muabASTM A612 / ASME SA612 Cov Lus Qhiarau cov neeg siv khoom thoob ntiaj teb hauv lub zog, petrochemical, thiab kev lag luam.

Peb Qhov Zoo

• Tshaj17+ xyoo ntawm kev xa tawm
• Cov khoom ruaj khov ntawmSA612 siab nkoj steel phaj
• Ua kom tiavASME{0}}cov ntaub ntawv ua raws MTC
• OEM & ODM kev txhawb nqa rau cov phiaj xwm siab lub nkoj
• Kev tswj nruj nruj los ntawm steelmaking mus rau kev xa khoom

Peb muab SA612 steel phaj hauv:

• Raws li -rolled condition
• Cov mob zoo li qub
• Customized qhov ntev thiab thickness

ASTM A612 / ASME SA612 steel phaj yog ib qho kev xaiv zoo raunruab nrab thiab qis -kub siab lub nkoj sivxav tau ntau zog thiab txo qhov hnyav. Kev xaiv tus neeg muag khoom thiab cov chaw tsim khoom lag luam yog qhov tseem ceeb los xyuas kom muaj kev nyab xeeb, ua raws, thiab ua haujlwm ntev -.

GNEE STEELtau cog lus los muab siab - zoo SA612 steel daim hlau thiab kev txhawb nqa kev tshaj lij rau cov dej siab thoob ntiaj teb.

Thov Ib Daim Quote

📩 Hu rau GNEE STEEL hnub no kom tau txais cov ntaub ntawv kev, tus nqi, thiab cov kev daws teeb meem rau koj ASTM A612 / ASME SA612 steel phaj yuav tsum.

Email:ru@gneesteelgroup.com

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FAQ

Dab tsi yog cov khoom siv SA 612?

carbon-manganese-silicon steel phaj

SA612 raug tua carbon-manganese-silicon steel phaj ua rau cov hlab ntsha siab. Nws cov nplej zoo ua rau nws tsim nyog siv rau hauv nruab nrab thiab qis qhov kub thiab txias qhov kev cuam tshuam qhov tseem ceeb.

Dab tsi yog qhov muaj pes tsawg leeg ntawm ASTM A612?

ASTM A612 steel phaj yog siab -lub zog qis- alloy (HSLA) steel phaj tsim rau welded siab hlab ntsha. Nws muaj cov nominal muaj pes tsawg leeg ntawm carbon, manganese, phosphorus, sulfur, silicon, nickel, chromium, molybdenum, thiab tooj liab.

A612 steel yog dab tsi?

ASTM A612 specification yog Standard Specification rau Siab Vessel Phaj, Carbon Steel, Siab zog, rau nruab nrab thiab qis kub kev pab cuam. ASTM A612 encompasses carbon-manganese-silicon steel daim hlau npaj rau siv nyob rau hauv welded siab hlab ntsha rau nruab nrab thiab kub kev pab cuam.

Puas yog SA612 thiab A612 Steel Phaj yog tib yam khoom? Dab tsi yog qhov txawv ntawm Core?

Lawv yog tib hom hlau phaj. ASTM A612 yog cov qauv khoom siv, thaum ASME SA612 yog qhov tsim los tom qab ASTM A612 tau muab tso rau hauv ASME Boiler & Pressure Vessel Code, tshwj xeeb rau kev tsim cov khoom siv siab -cov kabmob.

Dab tsi yog Cov Qauv Txheej Txheem rau SA612 / A612 Steel Phaj? Puas muaj qhov txawv ntawm ASTM thiab ASME Versions?

Cov qauv kev tswj hwm yog ASTM A612 / A612M thiab ASME SA612. Tsis muaj qhov sib txawv ntawm cov tshuaj muaj pes tsawg leeg thiab cov khoom siv kho tshuab ntawm ob lub qauv; qhov sib txawv tsuas yog nyob rau hauv lawv cov txheej txheem siv tau.

Dab tsi yog Qib Sib npaug ntawm SA612 / A612 hauv Suav thiab European Cov Qauv? Lawv puas tuaj yeem siv los hloov pauv ncaj qha?

Cov qib sib npaug sib npaug suav nrog EN P355GH, DIN 1.0473, thiab GB Q345R. Txawm li cas los xij, lawv tsis tuaj yeem siv los ua qhov sib npaug ncaj qha. Lawv qhov kev tsim nyog yuav tsum raug lees paub raws li cov qauv tsim thiab kev pom zoo.

Dab tsi yog qhov Yield Strength thiab Tensile Strength ntawm SA612 / A612? Lawv puas txawv nrog txawv tuab?

Qhov tsawg kawg nkaus tawm lub zog ntawm SA612 yog kwv yees li 260 MPa, thiab nws lub zog tensile yog li ntawm 485-620 MPa. Raws li lub thickness nce, qhov tso cai tsawg kawg nkaus lub zog tuaj yeem txo qis me ntsis.

Dab tsi yog qhov qis -Tsuas Qhov Kev Ntsuas Hluav Taws Xob rau SA612/A612? Puas yog Cov Kev Xav Tau ntawm -40℃thiab -45℃Raws li?

Cov qauv feem ntau yuav tsum muaj kev cuam tshuam ntawm -40 degree, thaum kuaj ntawm -45℃tsis tas yuav tsum tau ua. Yog tias ib qhov project qhia txog qhov ntsuas -45 degree, yuav tsum tau kuaj xyuas qhov cuam tshuam ntxiv thiab qhia meej meej hauv daim ntawv cog lus.

Dab tsi yog qhov tsawg kawg nkaus thiab siab kawg kev pabcuam kub rau SA612/A612?

Qhov kev pom zoo qhov ntsuas kub tsawg kawg yog kwv yees li -40 degree, thiab qhov siab tshaj plaws kev khiav hauj lwm kub yog feem ntau nyob ib ncig ntawm 400 degree, nyob ntawm seb tus qauv tsim thiab kev pabcuam nruab nrab.

Dab tsi yog Carbon sib npaug ntawm ASME SA612? Puas yog Preheating yuav tsum tau rau Vuam?

Cov pa roj carbon sib npaug feem ntau yog nyob ib ncig ntawm 0.42-0.45. Preheating ntawm 50-120℃yog pom zoo rau vuam nruab nrab thiab tuab daim hlau. Cov khoom siv vuam siv feem ntau suav nrog qis-hydrogen electrodes xws li E7018 thiab E7016.

Dab tsi yog qhov niaj hnub Thickness Range ntawm SA612 / A612, thiab Dab tsi yog qhov siab tshaj plaws Customizable Thickness?

Lub thickness niaj hnub yog 6-100 hli. Qee cov hlau mills tuaj yeem muab cov thicknesses customized txog li 150 hli, raws li kev pom zoo ntawm lawv cov dov thiab kev kho cua sov.

Dab tsi yog Cov Txheej Txheem Kev Xa Khoom rau SA612 / A612?

Cov xwm txheej kev xa khoom muaj xws li As -Rolled (AR), Normalized (N), thiab Normalized + Tempered (N + T), nrog rau cov xwm txheej zoo li qub yog siv dav tshaj plaws.

Dab tsi yog Machinability ntawm SA612? Puas yog nws yooj yim rau kev tawg?

SA612 nthuav tawm kev txiav thiab khoov zoo heev. Thaum ua tiav nrog cov txheej txheem tsim nyog thiab preheating, nws tsis yog qhov ua rau tawg.

Dab tsi yog Qhov Zoo Tshaj Plaws rau Tsawg-Kev Siv Kub: SA612 lossis SA516 Gr.70?

SA612 muab kev ua haujlwm ruaj khov ntau dua hauv cov phaj tuab thiab siab - kev ntxhov siab ua haujlwm, thaum SA516 Gr.70 muab cov nqi zoo dua - ua haujlwm tau zoo hauv cov kev ua haujlwm zoo.

Q345R puas tuaj yeem siv los hloov SA612?

Q345R tuaj yeem siv los hloov pauv hauv qee qhov kev ua haujlwm rau tsis yog -ASME cov haujlwm. Txawm li cas los xij, kev hloov pauv tsis pom zoo rau cov haujlwm xa tawm lossis cov xwm txheej uas SA612 yog qhov yuav tsum tau ua los ntawm cov lus qhia tshwj xeeb.

Qhov txawv ntawm SA612 thiab SA537 Cl.2 yog dab tsi?

SA537 Cl.2 boasts lub zog ntau dua thiab qis -kev ua haujlwm kub tab sis los nrog tus nqi siab dua SA612. Nws tsim nyog rau kev ua haujlwm hnyav dua.

Puas yog SA612 Vessel Phaj haum rau LNG Cia Tank?

SA612 tsis pom zoo rau thawj LNG cia tso tsheb hlau luam ua haujlwm ntawm -162℃, tab sis nws tuaj yeem siv rau hauv LNG auxiliary systems lossis nruab nrab - mus rau qis qis.

Dab tsi yog Hydrogen -Induced Cracking (HIC) Resistance ntawm SA612 Steel Phaj?

Tus qauv SA612 tsis tso cai rau HIC cov cai. Rau cov ntawv thov uas muaj leej faj- muaj cov xov xwm, kho kom haum tsawg -sulfur thiab qis-phosphorus SA612 daim hlau yuav tsum tau siv, nrog rau kev kuaj HIC.