SWV 490yog lub siab -lub zog, nruab nrab- kub siab lub nkoj steel qib txhais los ntawm JIS G3115 tus qauv. Nws sawv cev rau qib siab tshaj plaws nyob rau hauv qhov kev qhia tshwj xeeb no, feem ntau siv los tsim cov nkoj tshwj xeeb hauv kev lag luam roj av thiab tshuaj lom neeg vim nws qhov zoo tshaj plaws weldability thiab toughness.
Cov yam ntxwv tseem ceeb thiab Specifications:
Txheem:JIS G3115-2000.
Kev siv:Zoo tagnrho rau kev tsim cov hlab ntsha siab rau nruab nrab kub kev pabcuam.
Khoom siv zog:Muab lub zog tensile siab tshaj plaws ntawm SPV series (SPV235 txog SPV490).
Qhov Loj:Muaj nyob rau hauv thicknesses li ntawm 6 mus rau 250mm, dav ntawm 1150 mus rau 3700mm, thiab ntev los ntawm 3000 mus rau 18000mm.
Kev Xa Khoom:Feem ntau muab rau hauv TMCP (Thermo-Mechanical Control Process), Quenched & Tempered (Q&T), Normalized (N), lossis Raws li -Rolled (AR) cov xwm txheej.
| SPV490 Tshuaj muaj pes tsawg leeg | |||||
| Qib | Cov ntsiab lus Max (%) | ||||
| C | Si | Mn | P | S | |
| SWV 490 | 0.18 | 0.75 | 1.60 | 0.030 | 0.030 |
| Qib | SPV490 Mechanical Property |
|||
| Thickness | Yield | Tensile | Elongation | |
| SWV 490 | mm | Min Mpa | Mpa | Tsawg% |
| 6-50 | 490 | 610-740 | 18% | |
| 50-100 | 470 | 610-740 | 25% | |
| 100-200 | 450 | 610-740 | 19% | |
Kev siv ntawm SPV490
Kev lag luam Petrochemical: Siv dav hauv kev tsim khoom siab - cov tshuab hluav taws xob siab, cov khoom siv hluav taws xob sib hloov, cov khoom sib cais, cov tso tsheb hlau luam kheej kheej, thiab cov roj / roj cia tank. Nws yog qhov tsim nyog rau qhov chaw ua haujlwm hnyav uas cuam tshuam nrog thermal cycling thiab nruab nrab corrosion, ua kom cov cuab yeej muaj kev nyab xeeb nyob rau hauv siab - kub thiab siab - siab 3superscript:5.
Fais fab Tsim Sector: Siv rau fabricate boiler chav nruas, nuclear reactor siab hlab ntsha, thiab hydropower chaw nres tsheb siab - pipelines siab. Nws zoo heev toughness thiab ruaj khov mechanical zog ua tau raws li qhov yuav tsum tau muaj kev ruaj ntseg nruj ntawm cov khoom siv fais fab kev lag luam 3superscript: 7.
Boiler thiab Pressure Vessel Field: Cov khoom siv tseem ceeb rau kev lag luam boilers, roj av liquefied roj thooj voos kheej kheej, thiab cov khoom siv hluav taws xob. Nws tuaj yeem tiv taus qhov kev hloov pauv siab heev thiab qis - qhov kub thiab txias ib puag ncig, zam kev pheej hmoo tawg tawg 4superscript: 8.
Lwm cov teb: Siv rau hauv kev tsim khoom nkoj, kev tsim kho choj, thiab kev tsim cov tshuab hnyav los tsim cov khoom siv uas xav tau lub zog siab thiab kev sib txuas, txhim kho cov qauv kev ruaj ntseg thiab ruaj khov 4superscript: 7.
Cov Cai Thov
Standard Compliance: Yuav tsum ua tau raws li JIS G3115 tus qauv (sib npaug rau Suav tus qauv GB / T 713-2023 Q490R) thiab tuaj yeem kho raws li SA 662 / SA 662 M specifications 2superscript: 4.
Mechanical Property Requirements: Yield zog Ntau dua los yog sib npaug rau 490MPa (rau 6-}50mm thickness), tensile zog 610-740MPa, elongation Ntau tshaj los yog sib npaug rau 18%. Lub zog cuam tshuam loj dua lossis sib npaug ntawm 47J ntawm -40℃kom ntseeg tau tias qhov kub thiab txias toughness 5superscript: 8.
Chemical Composition Control: Cov pa roj carbon tsawg dua lossis sib npaug li 0.18%, silicon Tsawg dua lossis sib npaug li 0.75%, manganese Tsawg dua lossis sib npaug li 1.60%, phosphorus thiab sulfur Tsawg dua lossis sib npaug li 0.030% txhua kom lav weldability thiab corrosion kuj 1superscript: 3.
Kev Ua Haujlwm thiab Kev Tshawb Fawb: Cov xwm txheej xa khoom suav nrog kub- dov, normalized, lossis quenched -tempered. Kev kuaj ultrasonic (raws li ASTM A435/A578) thiab thib peb-kev soj ntsuam tog (ABS, DNV, SGS, thiab lwm yam) yog yuav tsum tau rau cov ntawv thov tseem ceeb 2superscript:6.
Dimension Range: Thickness 6-300mm, dav 1500-4200mm, ntev 3000-18000mm. Kev cai ntau thiab tsawg muaj nrog yam tsawg kawg nkaus txiav txim kom muaj nuj nqis ntawm 1 daim 3superscript: 7.
qhov zoo
1. Siab zog - rau - Qhov hnyav piv
Raws li qhov siab tshaj - qib zog hauv JIS G3115 series, SPV490 muaj qhov tsawg kawg nkaus tawm lub zog ntawm490 MPa ua. Qhov no tso cai rau engineers tsim cov hlab ntsha siab nrogphab ntsa nyias, txo qhov hnyav tag nrho ntawm cov qauv thiab txo cov khoom siv thiab cov nqi thauj mus los.
2. Superior Weldability
Txawm hais tias nws lub zog siab, cov tshuaj muaj pes tsawg leeg (tshwj xeeb yog cov pa roj carbon monoxide tsawg) tau ua kom zoo dua los tiv thaiv qhov txias txias. Qhov no ua kom muaj siab - cov pob qij txha zoo thiab kev ntseeg tau ntawm cov txheej txheem hauv cov welded nyuaj xws lispherical tanksthiabreactors.
3. Zoo heev Low-Tsub Toughness
SPV490 tswj kev ua haujlwm siab txawm tias nyob hauv qhov chaw txias dua. Nws feem ntau dhau mus rau Charpy V- ntsuas ntsuas ntawm-10 degreelos yog qis dua, xyuas kom cov khoom nyob twj ywm ductile thiab resists brittle fracture nyob rau hauv lub siab fluctuations.
4. Siab -Txoj kev ruaj ntseg
Qib yog tsim los tshwj xeeb raukev pabcuam kub nruab nrab. Nws khaws nws cov cuab yeej cuab tam nyob rau hauv kev ruaj ntseg thermal thiab kev ntxhov siab sab hauv pom nyob rau hauv boiler chav nruas thiab tshuaj cia tshuab.
5. Manufacturing Versatility
Nws tuaj yeem muab tau rau hauv ntau qhov cua sov-kho lub xeev-Normalized (N), Quenched thiab Tempered (QT), los yogRaws li -Rolled- tso cai rau cov neeg siv los kho cov khoom hardness thiab ductility rau cov kev cai tshwj xeeb.
6. Kev ua raws li kev lag luam dav dav
Vim nws cov kev qhia tshwj xeeb, nws feem ntau siv los ua qhov siab -kev ua tau zoo rau cov qauv thoob ntiaj teb xws liASTM A537 Qib 2, ua rau nws muaj kev lees paub thoob ntiaj teb kev xaiv rau roj av thiab fais fab nroj tsuag infrastructure.
Yog xav paub ntxiv txog GNEE cov khoom siv hlau, tiv tauj peb ntawm beam@gneesteelgroup.com. Peb tos ntsoov yuav ua haujlwm nrog koj.
SPV490 yog dab tsi?
SPV490 yog ib hom ntawm cov hlab ntsha siab steel phaj feem ntau siv hauv kev tsim cov hlab ntsha siab. Nws muaj cov khoom siv zoo heev, zoo weldability thiab siab zog, uas tuaj yeem dais qee qhov siab thiab ua kom muaj kev nyab xeeb ntawm cov khoom siv.
Dab tsi yog cov tshuaj tseem ceeb ntawm SPV490?
Cov khoom siv tshuaj tseem ceeb ntawm SPV490 suav nrog C, Si, Mn, P, S, thiab lwm yam. Cov ntsiab lus ntawm txhua feem yog nruj me ntsis tswj xyuas kom cov phaj steel lub zog, toughness thiab weldability, ua tau raws li cov qauv kev lag luam.
Qhov tsawg kawg nkaus tawm lub zog ntawm SPV490 yog dab tsi?
Qhov tsawg kawg nkaus tawm lub zog ntawm SPV490 yog 490MPa, uas yog qhov tseem ceeb Performance index qhia txog nws cov kabmob muaj peev xwm. Lub zog no ua rau nws siv dav hauv siab - cov khoom siv hluav taws xob tsim khoom.
SPV490 yog dab tsi?
SPV490 feem ntau yog siv rau hauv kev tsim cov boilers, tshuaj reactors, roj cia tso tsheb hlau luam, gas cylinders thiab lwm cov hlab ntsha. Nws kuj tseem siv rau hauv roj av, tshuaj lom neeg, hluav taws xob thiab lwm yam kev lag luam uas yuav tsum muaj kev nyab xeeb siab.
Puas yog SPV490 muaj qhov zoo weldability?
Yog lawm, SPV490 muaj weldability zoo heev. Nws cov tshuaj muaj pes tsawg leeg tsim nyog, thiab nws tuaj yeem tsim cov pob qij txha ruaj khov los ntawm cov txheej txheem vuam tsim nyog yam tsis muaj qhov tsis xws luag xws li tawg, ua kom muaj kev ncaj ncees.
SPV490 ua raws li cov qauv dab tsi?
SPV490 feem ntau ua raws li cov qauv kev lag luam Nyij Pooj JIS G 3115. Cov qauv no qhia txog cov kev cai, kev sim thiab kev soj ntsuam cov cai ntawm cov hlab ntsha steel phaj.
Lub zog tensile ntau ntawm SPV490 yog dab tsi?
Lub zog tensile ntau ntawm SPV490 feem ntau yog 610-770MPa. Qhov ntau ntawm tensile lub zog ua kom ntseeg tau tias cov phaj hlau tuaj yeem tiv thaiv sab nraud thiab tsis yooj yim tawg thaum siv.
SPV490 puas tuaj yeem siv rau hauv qhov chaw qis - qhov kub thiab txias?
SPV490 muaj qee qhov qis-kub toughness, tab sis nws qhov siv tau qis- qhov kub thiab txias yog txwv. Nws yog feem ntau haum rau ib puag ncig saum toj no -20℃; rau qhov kub thiab txias, tshwj xeeb qis-kub siab lub nkoj steel yuav tsum tau xaiv.
Cov txheej txheem kev kho cua sov dab tsi SPV490 feem ntau dhau mus?
SPV490 feem ntau ua rau kev kho cua sov kom zoo. Normalizing tuaj yeem kho cov qauv ntawm cov hlau phaj, txhim kho nws cov khoom siv kho tshuab, ua kom cov qauv zoo ib yam, thiab txhim kho nws cov tawv thiab lub zog.
Dab tsi yog qhov tuab ntawm SPV490 steel phaj?
Cov thickness ntau ntawm SPV490 steel phaj yog 6 hli -100mm. Cov thicknesses sib txawv raug xaiv raws li qhov kev siv tiag tiag ntawm cov hlab ntsha siab kom ntseeg tau tias cov cuab yeej muaj peev xwm thiab kev nyab xeeb.