ASME SA612 Siab Vessel Phajyog lub siab -lub zog carbon steel phaj tsim rauwelded siab hlab ntsha ua haujlwm ntawm qhov nruab nrab thiab qis. Raws li ASME Boiler thiab Pressure Vessel Code (BPVC) cov ntaub ntawv teev tseg, SA612 tau siv dav hauv cov haujlwm uassiab zog, txo thickness, thiab nqi efficiencyyog qhov tseem ceeb ntawm kev tsim qauv.
GNEE STEEL muab ASME SA612 steel daim hlau nrog kev ruaj khov zoo, cov ntaub ntawv tag nrho, thiab muaj peev xwm xa tawm thoob ntiaj teb.
Hauv qab no yog tam sim no ASME SA612 / SA612M SA612 siab nkoj steel phaj stocks.
|
Kev piav qhia |
Thickness |
Dav |
Ntev |
|
ASME SA612M steel phaj |
11 |
2300 |
7600 |
|
ASME SA612M nkoj daim hlau |
11 |
3000 |
11050 |
|
ASME SA612M nkoj steel |
11 |
2300 |
7200 |
|
ASTM A612 hlau rau |
11 |
2300 |
6580 |
|
ASTM A612 steel phaj |
11 |
2300 |
4460 |
|
ASTM A612 steel phaj khoom |
11 |
2300 |
6500 |
|
ASTM A612 steel daim hlau raug tsim |
11 |
2300 |
11800 |
|
ASME SA612 lub nkoj steel phaj |
11 |
2300 |
4050 |
|
ASME SA612 steel phaj |
11 |
2300 |
12050 |
|
ASME SA612 steel hlau Tuam Tshoj |
19 |
3000 |
6800 |
|
ASME SA612 steel nqi |
12 |
2700 |
7000 |
|
ASME SA612 steel tsum |
19 |
3000 |
6800 |
|
ASME SA612 steel phaj Tshuag |
11 |
2300 |
6130 |
ASME SA612 Steel Phaj yog dab tsi?
ASME SA612 yog tus qauvASME - tau txais cov qauv ntawm ASTM A612, manufactured astua, nplua -cov pa roj carbon steel. Nws muaj cov txiaj ntsig siab dua thiab lub zog tensile ntau dua li cov pa siab ntawm cov hlab ntsha steel, ua kom cov phaj nyias nyias tsim nyob rau hauv tib lub zog ua haujlwm.
- Txheem:ASME SA612/ASTM A612
- Hlau hom:Carbon-manganese- silicon steel
- Delivery condition:Raws li - dov los yog normalized
- Daim Ntawv Thov Code:ASME BPVC
Chemical Composition (Mass%)
| Element | Cov ntsiab lus txwv |
|---|---|
| C (Carbon) | Tsawg dua lossis sib npaug li 0.25% |
| Si (Silicon) | 0.15-0.50% |
| Manganese (Mn) | 1.00-1.50% |
| P (phosphorus) | Tsawg dua lossis sib npaug li 0.035% |
| S (Sulfur) | Tsawg dua lossis sib npaug li 0.025% |
| Cu (kwv yees) | Tsawg dua lossis sib npaug li 0.35% |
| Ni (Nickel) | Tsawg dua lossis sib npaug li 0.25% |
| Cr (Chromium) | Tsawg dua lossis sib npaug li 0.25% |
| Molybdenum (zeeg) | Tsawg dua lossis sib npaug li 0.08% |
| V (Vanadium) | Tsawg dua lossis sib npaug li 0.08% |
Tej yam cuab yeej cuab tam (Reference)
| Khoom | ASME SA612 |
|---|---|
| Yield zog | Ntau dua lossis sib npaug li 345 MPa |
| Tensile zog | 560-725 MPa |
| Elongation | Ua tau raws li ASME cov cai |
Qhov zoo ntawm ASME SA612
1. Muaj zog rau Thickness txo
SA612 muab qhov tsawg kawg nkaus tawm lub zog ntawm kwv yees li345 MPa rau, tso cai rau engineers rau:
- Txo phaj thickness
- Txo lub nkoj hnyav
- Txo vuam ntim thiab lub sij hawm fabrication
Qhov no ua rau SA612 tshwj xeeb ntxim nyiam raucov hlab ntsha loj thiab cov tank cia.
2. Zoo Weldability
Nrog tswj cov ntsiab lus carbon thiab nplua nplej, SA612 muaj kev txhim khu kev qha weldability siv cov txheej txheem vuam xws li:
- SAW
- SMAW
- FCAW
Cov txheej txheem vuam kom raug ua kom muaj kev ruaj ntseg hauv kev tsim cov hlab ntsha.
3. Nqis -Cov Kev Siv Dej Siab Zoo
Txawm hais tias SA612 muaj cov khoom siv zog ntau dua, nws lub peev xwm los txo qhov hnyav hlau feem ntau ua rau aqis dua tag nrho qhov project tus nqipiv nrog cov qib ib txwm muaj xws li SA516 Gr.70.
Main Application Fields
SA612 steel phaj yog tsim tshwj xeeb rauwelded siab hlab ntsha hauv nruab nrab thiab qis - qhov kev pab kub, feem ntau yog siv rau hauv:
Kev lag luam Petrochemical: Cia tanks, kheej kheej tso tsheb hlau luam, reactors
Kev lag luam hluav taws xob: Muaj boilers, tshav kub exchangers
Nroog Gas: Liquefied gas cia khoom
Kev lag luam metallurgical: Siab - cov hlab ntsha siab
Manufacturing thiab Quality Control
Txheej txheem ntau lawm
- Smelting: Hluav taws xob rauv + ladle refining (LF) + nqus degassing (VD) kom paub meej purity
- Casting: Nruam casting rau cov khoom zoo hauv lub cev
- Rolling: Tswj dov thiab ua kom txias kom zoo dua cov qauv nplej
- Kev kho cua sov: Normalization los txhim kho toughness thiab uniformity
- Kev tshuaj xyuas: Ultrasonic kuaj, soj ntsuam saum npoo, kuaj khoom vaj tse
Cov ntsiab lus tseem ceeb ntawm Kev Tshuaj Xyuas Zoo
- Tsis yog -Kev Ntsuas Kev Puas Tsuaj (NDT): Raws li SA-20 / SA-20M tus qauv, RT (Radiographic Testing) lossis UT (Ultrasonic Testing) tuaj yeem siv tau
- Qhov yuav tsum tau muaj: Kev kho vuam raug txwv; Cov kev tsis xws luag ua raws li tus qauv SA-20M
- Kos npe: Clear stamping los yog template marking, nrog rau tus qauv tooj, kub tooj, thickness, thiab lwm yam.
Vuam txheej txheem ntsiab lus tseem ceeb
SA612 nthuav dav weldability zoo heev, tab sis cov ntsiab lus hauv qab no yuav tsum raug sau tseg:
Vuam txoj kev: SMAW (Shielded Hlau Arc Vuam), SAW (Submerged Arc Vuam), GTAW (Gas Tungsten Arc Vuam), thiab lwm yam, yog txhua yam siv tau
Welding Consumable Selection:
Match zog qib: Siv qis -hydrogen electrodes los yog xov hlau nrog tensile zog Ntau dua los yog sib npaug rau 550MPa
Basic electrodes (piv txwv li, E7015) yuav tsum kom qhuav ntawm 400℃rau 2 teev; acidic electrodes (piv txwv li, E7016) yuav tsum tau ziab ntawm 200℃rau 1 teev
Preheating thiab Post- Cua sov:
Rau thickness Ntau dua los yog sib npaug rau 26mm,preheat rau 100-200 degreenrog rau cov cua kub ntau dua los yog sib npaug li 3 npaug ntawm cov phaj tuab ntawm ob sab ntawm cov vuam
Tshaj tawm -Weld Heat Treatment (PWHT):600-650℃rau kev txuag hluav taws xobkom tshem tawm cov kev ntxhov siab seem
Welding Txheej Txheem Kev Tsim Nyog: Ua raws li ASME IX welding code kom ntseeg tau tias vuam zoo
Zoo thiab tshuaj xyuas
- Tshuaj ntsuam xyuas
- Kev ntsuas tensile
- Xaiv qhov kev ntsuam xyuas cuam tshuam
- UT xeem (raws li thov)
- Thib peb-kev tshuaj ntsuam xyuas muaj (SGS, BV, TUV, thiab lwm yam)
SA612 vs SA516 vs SA537
| Feature | SIB 612 | SIB 516 | TIAB SA 537 Cl.1 |
|---|---|---|---|
| Qib Qib | Lub zog siab (Ntau dua lossis sib npaug rau 345MPa) | Lub zog nruab nrab (piv txwv li, Gr.60: Ntau dua lossis sib npaug rau 240MPa) | Thaum tshav kub kub- kho lub zog siab (Ntau dua lossis sib npaug rau 345MPa) |
| Tensile zog | 560-725MPa | Gr.60: 415-550MPaGr.65: 450-585MPa | 585-725MPa |
| Kev Pabcuam Kub | Nruab nrab mus rau qhov kub thiab txias (-40 ℃ ~ +) | Nruab nrab kub (ambient ~ 350 degree) | Nruab nrab mus rau qhov kub thiab txias (-45 ℃ ~ +) |
| Kev kho cua sov | Li qub | Kub- dov los yog normalized (rau cov phaj tuab) | Normalized (Class 1) |
| Tej kev siv | Siab -siab qis- cov nkoj kub | Nruab nrab thiab qis - cov hlab ntsha siab, boilers | Siab - cov nkoj siab, cov khoom siv hauv kev lag luam nuclear |
Muaj peev xwm muab khoom - GNEE STEEL
Raws li ib tug kws tshaj lij siab hlab ntsha steel tsum,GNEE STEELmuab ASME SA612 daim hlau nrog:
- puvMill Test Certificate (MTC)
- ASME -raws li tshuaj lom neeg & tshuaj ntsuam xyuas
- Kev cai thickness, dav, thiab ntev
- Export ntim haum rau kev xa khoom thoob ntiaj teb
- Kev txhawb nqa rau kev xaiv cov khoom siv thiab hloov pauv
- Peb SA612 steel phaj tau dav muab raupetrochemical, hluav taws xob, thiab cov khoom siv ua lag luamthoob ntiaj teb.
Cov ntsiab lus
ASME SA612 yog asiab -lub zog carbon steel phajtsim tshwj xeeb raunruab nrab thiab qis -kub siab - cov hlab ntsha siab. Nws ntasiab zog(yield Ntau dua lossis sib npaug rau 345MPa),zoo heev weldability, thiabsuperior low{0}}kub toughness(kev cuam tshuam lub zog loj dua lossis sib npaug ntawm 27J ntawm -40 degree).
Piv nrog rau cov phaj siab zoo tib yam steel phaj, SA612 tuaj yeem txo qhov hnyav ntawm cov qauv thaum ua kom muaj kev nyab xeeb dua, ua rau nws tsim nyog rau cov khoom siv tseem ceeb hauv kev lag luam petrochemical, lub zog, thiab tub yees.
GNEE Steel kuj muab ntau yam boilers thiab siab nkoj steel daim hlau, xws li A204 Qib B, A515 Qib 70, A537 Chav Kawm 1, SA387 Qib 11 Chav Kawm 1, P265GH, S537 Chav Kawm 2, P355Q, P275N, P355N, P69R lwm yam yog tias koj xav paub ntau ntxiv, steel daim hlau, koj tuaj yeem hu rau kev sab laj tus xovtooj ntawm +8615824687445 lossis xa email rauru@gneesteelgroup.com.Koj tuaj yeem sab laj nrog peb, thiab peb txaus siab los teb koj cov lus nug.
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.
| Lwm cov hlau phaj los ntawm GNEE | ||||
| Lub npe | Khoom siv | Specification (hli) | Tos | Lus ceeb toom |
| Clad steel phaj | P265GH+410,S355JR+410,A516Gr70+316, A537CL1+304L,Q235B+304L,Q345B+304, A516Gr70(NACE)+410,A537CL1+904L, A537CL1+316L,A516Gr70+304L,A537CL1+304 ,A516Gr70+410,A516Gr70+904L |
2-300mm (raws li phaj), 1-50mm (Composited phaj) | / | UT, AR, TMCP.Normalized, Quenched thiab Tempered, Z Direction Test, Charpy V-Ntch impact TestThe Third Party Test, Coated or Shot Blasting and Painting. |
| Tsawg Alloy | Q345A, Q345B, Q345C, Q345D, Q345E, Q390, Q420, Q460C, ST52-3, S355J2+N, SS400, SA302GrC, S275NL, 35CrMo | 6 - 350 | 5788.56 | Normalizing, tempered, tswj dov, kub dov, Kub dov, 1st tshuaj xyuas, 2nd tshuaj ntsuam, 3rd tshuaj ntsuam |
| Pressure Vessel Plate | A204 Qib B, A515 Qib 70, A537 Chav Kawm 1, SA387 Qib 11 Chav Kawm 1, P265GH, S537 Chav Kawm 2, P355Q, P275N, P355N, P690Q, Q345R, | 3 - 300 | 8650 | Normalizing, tempered, tswj dov, kub dov, Kub dov, 1st tshuaj xyuas, 2nd tshuaj ntsuam, 3rd tshuaj ntsuam |
| High-Plate muaj zog | A514 Qib F, A572 Qib 50, A588 Qib A, S355JR, S690Q, SS400, S690QL, Q345B, Q345E | 8 - 120 | 3086.352 | Quenched thiab tempered |
| Hnav-Resistant Phaj | NM360, NM400, NM450, NM500 | 6 - 150 | 3866.297 | Quenched thiab tempered |
| Nkoj Phaj | ABS AH32, ABS DH32, ABS EH32, ABS FH36, ASTM A131 A, ASTM A131 EH32, ASTM A131 AH36, CCS A, CCS AH32, LR AH32, DNV A36, BV AH32 |
8 - 200 | 2853.621 | Kub dov, normalized, kub dov tswj dov, quenched thiab tempered + toughness thiab brittleness |