SPV355yog ib hom kev siab nkoj steel phaj nrog lub zog siab thiab zoo toughness. Nws yog tsuas yog siv nyob rau hauv kev tsim cov hlab ntsha siab thiab boilers, ua raws li cov qauv kev lag luam rau kev nyab xeeb nyob rau hauv siab.
Cov cuab yeej cuab tam rau SPV355 steel phaj:
| Thickness (hli) | |||
| SPV355 | Ntau dua lossis sib npaug li 6 Tsawg dua lossis sib npaug rau 50 | >50 Tsawg dua los yog sib npaug rau 100 | > 100 |
| Yield zog (Ntau dua lossis sib npaug rau Mpa) | 355 | 335 | 315 |
| Tensile zog (Mpa) | 520-640 | ||
Tshuaj muaj pes tsawg leeg rau SPV355 steel phaj (Ladle Analysis Max%)
| Cov ntsiab lus tseem ceeb ntawm SPV355 steel phaj | ||||
| C | Si | Mn | P | S |
| 0.20 | 0.55 | 1.60 | 0.030 | 0.030 |
Cov txheej txheem siv rau SPV
Tswj Rolling txheej txheem:
Qhov no yog txheej txheem tseem ceeb rau kev tsim SPV. Cov rhuab steel billets yog dov kauj ruam los ntawm kauj ruam nrog nruj tswj dov kub, ceev thiab siab. Nws refines lub grain qauv ntawm steel, txhim khu nws lub zog thiab toughness, thiab xyuas kom meej lub uniformity ntawm txhua yam khoom nyob rau hauv tag nrho cov phaj.
Quenching thiab Tempering txheej txheem:
Tom qab dov, quenching thiab tempering kev kho cua sov yog ua. quenching yuav tsum ceev ceev ntawm cov hlau phaj los txhim kho hardness thiab lub zog. Tempering ua raws li qhov ntsuas kub uas tsim nyog los txo qhov brittleness, tshem tawm cov kev ntxhov siab sab hauv, thiab ua tiav qhov zoo tshaj plaws ntawm kev sib npaug ntawm lub zog thiab kev ua kom zoo rau kev siv lub nkoj siab.
Precision cua sov txheej txheem:
Cov steel billets yog rhuab nyob rau hauv ib lub qhov cub ua hauj lwm nrog meej kub tswj. Nws tuav ib puag ncig cua sov ruaj khov thiab txaus tuav lub sijhawm los ua kom cov qauv sab hauv ntawm cov khoom siv hluav taws xob zoo sib xws, txhim kho plasticity, thiab nteg lub hauv paus zoo rau kev dov thiab tsim.
Txheej Txheej Txheej Txheej:
Xws li derusting, tu thiab polishing. Nws tshem tawm oxide nplai thiab impurities nyob rau saum npoo ntawm cov hlau phaj, ua kom lub ntsej muag du thiab huv si, tiv thaiv corrosion thaum khaws cia thiab siv, thiab txhim kho tag nrho cov khoom zoo thiab kev pab lub neej ntawm cov khoom.
Dimensional Calibration txheej txheem:
Txais kev ncaj nraim thiab txiav cov cuab yeej. Nws kho qhov flatness thiab ncaj ntawm cov phaj steel, txiav nws mus rau qhov yuav tsum tau loj kom raug, thiab xyuas kom meej tias cov khoom qhov ntev ua tau raws li qhov yuav tsum tau nruj ntawm cov hlab ntsha siab thiab installation.
Qhov zoo ntawm SPV355
Zoo heev Mechanical Properties: Nws muaj lub zog zoo thiab tawv, tswj cov qauv kev ruaj ntseg txawm tias nyob rau hauv kev kub siab thiab kub, uas yog qhov tseem ceeb rau kev nyab xeeb ntawm cov hlab ntsha.
Weldability zoo: Nws tuaj yeem ua tau yooj yim welded nrog cov tswv yim sib txawv, uas tsis tshua muaj kev pheej hmoo ntawm kev sib tsoo los yog kev ua haujlwm degradation, simplifying manufacturing thiab txo cov nqi ntau lawm.
Kev ua haujlwm ruaj khov: Los ntawm kev kho cua sov nruj thiab cov txheej txheem dov, nws cov qauv sab hauv yog qhov sib xws, ua kom muaj kev ua tau zoo ib yam thoob plaws tag nrho cov khoom yam tsis muaj qhov sib txawv ntawm cov khoom.
Muaj zog Environmental Adaptability: Nws tiv taus kev nkag siab thiab qaug zog nyob rau hauv ntev - lub sij hawm siab - qhov kub thiab txias ua haujlwm thiab zam kev tawg ntawm qhov kub thiab txias, hloov mus rau ntau yam kev ua haujlwm hnyav.
Txhim khu kev ruaj ntseg: Nws muaj kev tiv thaiv corrosion zoo rau cov xov xwm xws li chav thiab cov pa roj carbon monoxide, nrog rau lub neej ua haujlwm ntev thiab cov nqi kho mob qis tom qab, dav ntseeg hauv kev lag luam muaj feem xyuam.
daim ntawv thov
Boiler Manufacturing: Siv dav hauv kev tsim cov boilers, xws li dej- raj boilers, hluav taws kub- raj boilers thiab khib nyiab boilers. Nws yog tsuas yog siv rau cov khoom tseem ceeb xws li boiler drums, header kav thiab tshav kub exchangers, uas yuav tsum tau dais siab kub thiab siab rau lub sij hawm ntev los xyuas kom meej lub ruaj khov boiler system.
Siab Vessel Production: Cov khoom siv tseem ceeb rau kev tsim cov hlab ntsha hauv cov roj av, tshuaj lom neeg, roj thiab lwm yam lag luam. Nws yog qhov tsim nyog rau cov nkoj uas khaws cia, thauj lossis hnov mob nrog cov nruab nrab xws li siab - cov pa roj, cov tshuaj ua kua thiab cov nkev, xws li cov tank cia, reactors thiab cov khoom sib cais.
Cov Khoom Siv Petrochemical: Siv nyob rau hauv kev tsim cov cuab yeej tseem ceeb hauv cov nroj tsuag petrochemical, suav nrog hydrogenation reactors, catalytic cracking khoom thiab cov kav dej. Cov cuab yeej siv no feem ntau ua haujlwm hauv qhov chaw hnyav xws li kub siab, siab siab thiab nruab nrab corrosive, thiab SPV tuaj yeem ua tau raws li lawv cov kev xav tau.
Thermal Power Generation Equipment: Siv rau qhov tseem ceeb ntawm thermal fais fab nroj tsuag, xws li chav turbines, condensers thiab pipeline manifolds. Nws tuaj yeem tiv taus qhov cuam tshuam ntawm siab - kub thiab siab - siab zog, ua kom muaj kev nyab xeeb thiab ua haujlwm zoo ntawm cov khoom siv hluav taws xob.
Marine Engineering khoom: Siv nyob rau hauv kev tsim cov marine boilers, siab hlab ntsha thiab offshore platform txhawb cov khoom. Nws muaj kev hloov tau zoo rau marine ntsev tsuag corrosion thiab complex kub hloov, ua tau raws li cov kev cai tshwj xeeb ntawm marine engineering.
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.
Qhov txawv ntawm SPV355 thiab SPV410 yog dab tsi?
Qhov sib txawv tseem ceeb nyob rau hauv lub zog: SPV355 muaj qhov tsawg kawg nkaus tawm lub zog ntawm 355 MPa, thaum SPV410 yog 410 MPa. SPV410 yog qhov tsim nyog rau cov xwm txheej siab dua, thiab lawv cov tshuaj lom neeg kuj muaj qhov sib txawv me ntsis.
Yuav khaws SPV355 steel daim hlau li cas?
SPV355 steel daim hlau yuav tsum tau muab cia rau hauv qhov chaw qhuav, zoo- lub tsev tso cua kom tsis txhob ya raws thiab xeb. Lawv yuav tsum tau muab tso rau hauv kab rov tav, sib cais los ntawm hauv av, thiab tsis txhob sib tsoo thiab khawb los tiv thaiv qhov zoo ntawm qhov chaw.
Dab tsi yog daim ntawv thov ntawm SPV355 hauv kev lag luam tshuaj?
Hauv kev lag luam tshuaj, SPV355 yog siv los tsim cov reactors, cia tso tsheb hlau luam, kav dej thiab lwm yam khoom siv uas nqa cov tshuaj lom neeg. Nws tuaj yeem tiv taus corrosion ntawm cov khoom siv tshuaj lom neeg thiab ua kom muaj kev ruaj ntseg ntau lawm.
Puas yog SPV355 yog qis- hlau alloy?
Yog lawm, SPV355 belongs rau qis- alloy siab- lub zog steel. Nws ntxiv ib qho me me ntawm cov ntsiab lus alloying (xws li Mn, Si) raws li cov pa roj carbon steel, uas txhim kho nws lub zog thiab toughness yam tsis muaj kev nce nqi.
Dab tsi yog qhov yuav tsum tau ua kom zoo ntawm SPV355 steel phaj?
Qhov saum npoo ntawm SPV355 steel daim hlau yuav tsum du, tsis muaj kab nrib pleb, nti, folds, delaminations thiab lwm yam tsis xws luag. Qhov chaw me me uas tsis cuam tshuam rau kev siv tuaj yeem kho raws li cov qauv tsim nyog.
SPV355 puas tuaj yeem siv rau siab - cov hlab ntsha siab?
SPV355 feem ntau yog siv rau nruab nrab thiab qis - cov hlab ntsha siab (kev siab dav tsawg dua lossis sib npaug li 10 MPa). Rau siab - cov hlab ntsha siab uas yuav tsum muaj siab dua, siab dua - lub zog siab lub nkoj steel (xws li SPV410, SPV490) yuav tsum tau xaiv.
Dab tsi yog qhov kev pab cuam lub neej ntawm SPV355 siab hlab ntsha?
Kev pabcuam lub neej ntawm SPV355 cov hlab ntsha siab feem ntau yog 10-20 xyoo, nyob ntawm qhov chaw ua haujlwm, kev saib xyuas qib thiab kev ua haujlwm siab. Kev tshuaj xyuas thiab kev saib xyuas tsis tu ncua tuaj yeem txuas ntxiv nws lub neej kev pabcuam.
Dab tsi yog kev ceev faj rau kev siv SPV355?
Thaum siv SPV355, tsis txhob siab tshaj qhov siab tshaj plaws ntawm kev khiav hauj lwm kub thiab siab, ua kom tsis tu ncua kev tshuaj xyuas thiab kev saib xyuas, tiv thaiv corrosion thiab hnav, thiab xyuas kom cov vuam pob qij txha tsis zoo los lav kev nyab xeeb thiab ruaj khov.
Cov khoom siv vuam zoo li cas rau SPV355?
Cov khoom siv vuam tsim nyog rau SPV355 suav nrog E50 series electrodes (xws li E5015, E5016) thiab ER50 series khoom hlau. Cov khoom siv vuam yuav tsum phim cov tshuaj muaj pes tsawg leeg thiab cov khoom siv tshuab ntawm SPV355.
Dab tsi yog qhov kev ua haujlwm ntawm SPV355?
SPV355 muaj kev ua haujlwm zoo, uas tuaj yeem tsim ua ntau yam duab (xws li cylindrical, kheej kheej) los ntawm kev khoov txias, kub dov thiab lwm yam txheej txheem. Qhov tsim kub thiab khoov vojvoog yuav tsum tswj kom tsim nyog.