P460 QL 1yog ib hom weldable zoo - grained steel rau European txheem siab hlab ntsha, uas yog tsim nyob rau hauv lub quenched thiab tempered lub xeev thiab ua raws li tus qauv EN10028 - 6. Txhua tsab ntawv thiab tus lej hauv nws qib muaj lub ntsiab lus tshwj xeeb: "P" stands rau siab hlab ntsha steel, "460" qhia tias qhov qis dua ntawm nws cov txiaj ntsig lub zog yog "Qqueed" lub xeev, kev kho cua sov thiab 460MP. thiab "L1" txhais tau tias nws muaj kev cuam tshuam zoo heev ntawm qhov kub thiab txias ntawm - 40℃.
Cov hlau no muaj cov khoom zoo tshaj plaws, nrog rau cov yas zoo, toughness, txias dabtsi yog khoov kev ua tau zoo thiab weldability. Nws cov tshuaj muaj pes tsawg leeg yog tswj nruj me ntsis, nrog rau qhov siab tshaj plaws carbon ntsiab lus ntawm 0.18% thiab siab tshaj plaws sulfur thiab phosphorus ntsiab lus ntawm 0.010% thiab 0.020% feem. Nyob rau hauv cov nqe lus ntawm txhua yam khoom, thaum lub thickness ntawm cov hlau phaj yog nyob nruab nrab ntawm 6 - 50 hli, nws tensile zog ntawm 550MPa rau 720MPa, thiab elongation yog tsawg kawg yog 19%. Nws yog dav siv nyob rau hauv cov roj av, tshuaj, chaw nres tsheb fais fab thiab boiler industries los tsim spherical cia tso tsheb hlau luam saum toj no 50 cubic meters, qis - kub siab hlab ntsha, reactors, tshav kub exchangers thiab lwm yam khoom tseem ceeb thiab cov khoom.
Kev qhia tshwj xeeb thiab qhov ntev ntawm P460QL1
Thickness ntau:Feem ntau muab nyob rau hauv thicknesses ntawm 6 hli mus rau 150 hli, nrog rau ib co producers muaj peev xwm muab daim hlau mus txog 200 hli rau tshwj xeeb daim ntaub ntawv.
Dav dav:Feem ntau muaj nyob rau hauv qhov dav ntawm 1500 hli mus rau 4000 hli, nyob ntawm qhov muaj peev xwm dov zeb.
Ntev ntau:Tus qauv ntev yog feem ntau ntawm 6000 mm thiab 12000 mm, nrog ntev ntev muaj nyob rau ntawm kev thov.
Phaj loj:Cov khoom lag luam muaj xws li 1500 × 6000 mm, 2000 × 6000 mm, 2500 × 12000 mm, thiab 3000 × 12000 mm, txawm tias qhov ntau thiab tsawg tuaj yeem tsim tau.
Tolerances:Thickness kam rau ua feem ntau ua raws li EN 10028-2, nrog rau nruj dua kam rau ua rau cov kev cai tshwj xeeb. Dav thiab ntev kam rau ua raws li cov qauv zeb.
Daim ntawv:Feem ntau muab los ua cov phaj tiaj tiaj, tab sis kuj tseem tuaj yeem muab ua cov slabs, nplooj ntawv, lossis txiav - rau - qhov loj me raws li cov neeg siv khoom tshwj xeeb.
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P460QL1 Tshuaj muaj pes tsawg leeg |
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Qib |
Cov ntsiab lus Max (%) |
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C |
Si |
Mn |
P |
S |
N |
B |
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P460 QL 1 |
0.18 |
0.50 |
1.70 |
0.020 |
0.010 |
0.015 |
0.005 |
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Mo |
Cu |
Nb |
Ni |
Ti |
V |
Zr |
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0.50 |
0.3 |
0.05 |
0.5 |
0.03 |
0.06 |
0.05 |
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Qib |
P460QL1 Mechanical Property |
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Thickness |
Yield |
Tensile |
Elongation |
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P460 QL 1 |
mm |
Min Mpa |
Mpa |
Tsawg% |
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6-50 |
460 |
550-720 |
19% |
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50-100 |
440 |
550-720 |
19% |
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100-150 |
400 |
500-670 |
19% |
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daim ntawv thov
Cov hlab ntsha siab thiab lub tank cia:P460QL1 yog dav siv nyob rau hauv kev tsim cov hlab ntsha siab, nrog rau cov tso tsheb hlau luam kheej kheej, cylindrical tso tsheb hlau luam, thiab cov tso tsheb hlau luam loj rau cov roj, roj, thiab cov khoom siv tshuaj. Nws lub zog tawm los siab thiab zoo qis - qhov kub thiab txias ua rau nws haum rau kev ua haujlwm nrog kev kub siab sab hauv thiab qhov ntsuas kub qis.
Petrochemical thiab chemical khoom:Nws yog siv los tsim cov reactors, kub exchangers, separators, thiab lwm yam khoom tseem ceeb nyob rau hauv refineries, tshuaj nroj tsuag, thiab gas processing chaw. Cov hlau zoo heev weldability thiab tsis kam rau cov pob txha tawg kom ntseeg tau thiab kev nyab xeeb ntawm cov khoom tseem ceeb no.
Kev siv fais fab kev lag luam:P460QL1 yog siv rau hauv kev tsim cov boilers, siab qhov chaw ntawm lub tshuab hluav taws xob, thiab siab - cov kav dej siab hauv thermal fais fab nroj tsuag thiab nuclear fais fab nroj tsuag. Nws tuaj yeem tiv taus qhov kub thiab txias thaum tswj cov khoom zoo.
Offshore thiab marine qauv:Vim nws cov tawv tawv zoo ntawm qhov kub thiab txias siab, P460QL1 yog siv rau hauv cov chaw ua haujlwm sab nrauv, FPSO units, thiab lwm cov qauv hauv hiav txwv uas raug rau qhov chaw hnyav xws li kub tsis tshua muaj, cua txias, thiab dej hiav txwv corrosive.
General heavy engineering:Nws kuj tseem siv rau hauv cov tshuab hnyav, loj - cov kav dej, thiab cov khoom siv uas xav tau lub zog siab, zoo weldability, thiab kev cuam tshuam zoo heev, xws li hauv kev tsim cov choj, cranes, thiab cov khoom siv mining.
daim ntawv thov tej yam kev mob
Qhov kub thiab txias:P460QL1 yog tsim los rau kev pab cuam nyob rau hauv qhov kub thiab txias ib puag ncig. Nws tuav tau zoo toughness ntawm qhov kub thiab txias li tsawg li -40 degree, ua rau nws haum rau cov huab cua txias thiab qis - cov txheej txheem kub. Txawm li cas los xij, nws siv sijhawm ntev ntawm qhov kub siab tshaj 350℃feem ntau tsis pom zoo kom tsis txhob poob lub zog thiab tawv.
Kev xav tau siab:Cov hlau no haum rau siab - cov ntawv siv siab, feem ntau yog siv rau hauv cov hlab ntsha siab thiab cov khoom siv ua haujlwm ntawm qhov siab ntawm nruab nrab mus rau qib siab. Nws qhov tsawg kawg nkaus tawm lub zog ntawm 460 MPa ua kom muaj kev tiv thaiv txaus rau sab hauv thiab sab nraud, muab cov qauv kev ncaj ncees raws li qhov xav tau ntawm kev thauj khoom.
Welding thiab fabrication tej yam kev mob:P460QL1 xav tau cov txheej txheem vuam tsim nyog los tswj nws cov khoom siv kho tshuab. Preheating tej zaum yuav tsim nyog rau cov phaj tuab los tiv thaiv qhov txias txias, tshwj xeeb tshaj yog nyob rau hauv qis - qhov kub thiab txias. Kev tswj qhov kub thiab txias thiab tom qab-weld heat treatment (PWHT) feem ntau yog siv los txo cov kev ntxhov siab seem thiab txhim kho qhov tawv nqaij hauv qhov cua sov- thaj tsam cuam tshuam.
Environmental tej yam kev mob:Nws yog tsim rau siv nyob rau hauv ntau yam kev lag luam ib puag ncig, nrog rau cov nroj tsuag petrochemical, refineries, fais fab chaw nres tsheb, thiab offshore installations. Txawm li cas los xij, nyob rau hauv ib puag ncig corrosive heev xws li cov tshuaj chloride los yog acidic media, ntxiv kev tiv thaiv corrosion (xws li, coatings, linings, los yog cathodic tiv thaiv) yuav tsum tau ua kom lub sij hawm ntev -.
Chaw thau khoom thiab cov qauv tsim:P460QL1 yog siv nyob rau hauv cov qauv raug rau static, cyclic, thiab dynamic loads. Nws yog qhov tsim nyog rau kev siv engineering hnyav uas muaj lub zog siab, kev qaug zog zoo, thiab kev tiv thaiv rau cov pob txha tawg yog qhov tseem ceeb, xws li hauv cov tso tsheb hlau luam loj, cov reactors, thiab siab - muaj cov khoom.
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Txiav thiab blanking:P460QL1 tuaj yeem txiav siv nplaim taws, txiav ntshav, lossis laser txiav. Rau cov phaj tuab, feem ntau siv cov nplaim taws, tab sis preheating thiab post- txiav kom txias yog xav tau los tiv thaiv thermal tawg. Plasma thiab laser txiav muab ntau dua precision thiab ceev ceev rau nruab nrab thiab nyias daim hlau.
Kev tsim thiab khoov:Cov hlau muaj zoo txias thiab kub formability. Txias dabtsi yog khoov yog haum rau daim hlau nrog cov tuab tuab, tab sis qhov tsawg kawg nkaus khoov vojvoog yuav tsum tau saib xyuas kom tsis txhob tawg. Kev tsim kub yog pom zoo rau cov duab nyuaj lossis cov phaj tuab, feem ntau ua rau qhov kub thiab txias ntawm 800℃thiab 1100 degree, ua raws li kev tswj kom txias kom tswj tau cov khoom siv tshuab.
Cov txheej txheem vuam:P460QL1 yog weldable los ntawm cov qauv txheej txheem xws li SMAW, GMAW, FCAW, thiab SAW. Preheating feem ntau yuav tsum tau rau cov phaj tuab dua 25 hli los yog nyob rau hauv qis - qhov kub thiab txias ib puag ncig kom txo tau hydrogen -induced cracking. Kev sib tshuam kub yuav tsum tswj tau qis dua 250℃, thiab tom qab -weld heat treatment (PWHT) tuaj yeem siv los txhim kho cov tawv nqaij thiab txo cov kev ntxhov siab seem.
Machining:Cov hlau muaj qhov ua tau zoo tshaj plaws, tso cai rau tig, milling, drilling, thiab sib tsoo ua haujlwm. Txawm li cas los xij, vim nws lub zog siab, cov cuab yeej txiav tsim nyog thiab cov tsis muaj qhov tsim nyog los xyuas kom meej tias cov cuab yeej siv tau zoo thiab lub neej. Coolants raug pom zoo kom txo cov cua sov thiab txhim kho qhov chaw tiav.
Kev kho cua sov:P460QL1 yog muab nyob rau hauv quenched thiab tempered (Q&T) mob. Kev kho cua sov ntxiv feem ntau tsis tas yuav tsum tau, tab sis kev ntxhov siab annealing yuav ua tau tom qab hnyav fabrication los yog vuam los txhim kho qhov seem stability thiab txo qhov seem seem.
Kev kho deg thiab tiv thaiv:Txhawm rau txhim kho kev tiv thaiv corrosion, qhov chaw tuaj yeem raug ntxuav los ntawm kev tua blasting lossis pickling, ua raws li cov txheej txheem xws li epoxy, polyurethane, lossis los tiv thaiv - cov xim corrosive. Nyob rau hauv dej hiav txwv los yog ib puag ncig corrosive heev, kev tiv thaiv ntxiv xws li kev tiv thaiv cathodic yuav raug siv.
Tag nrho cov specification thiab cov ntsiab lus muaj nyob rau ntawm kev thov. Cov ntaub ntawv saum toj no yog muab rau kev taw qhia nkaus xwb. Rau kev tsim tshwj xeeb thov hu rau peb cov neeg ua haujlwm muag khoom.
P460QL1 yog dab tsi?
P460QL1 yog ib hom quenched thiab tempered alloy structural steel. Nws yog tsuas yog siv nyob rau hauv qis - kub siab lub nkoj thiab boiler manufacturing, nrog zoo heev tsawg- kub toughness, siab zog thiab zoo weldability hloov mus rau hnyav ua hauj lwm ib puag ncig.
Dab tsi yog cov tshuaj tseem ceeb ntawm P460QL1?
Cov khoom siv tshuaj tseem ceeb ntawm P460QL1 suav nrog C (carbon), Si (silicon), Mn (manganese), P (phosphorus), S (sulfur), Cr (chromium), Ni (nickel), Mo (molybdenum), thiab lwm yam, nrog cov ntsiab lus nruj kom ntseeg tau tias nws ua tau zoo.
Qhov tsawg kawg nkaus tawm lub zog ntawm P460QL1 yog dab tsi?
Qhov tsawg kawg nkaus tawm lub zog ntawm P460QL1 yog 460 MPa. Lub zog ua haujlwm siab no ua rau nws tuaj yeem nqa cov loads loj thiab cov siab, ua rau nws tsim nyog rau kev tsim khoom siab - cov cuab yeej siv siab thiab cov khoom siv hauv kev lag luam.
Daim ntawv thov kub ntawm P460QL1 yog dab tsi?
P460QL1 yog tsim rau kev ua haujlwm ib puag ncig nrog qhov kub thiab txias xws li -20℃txog 350℃. Nws zoo heev uas tsis tshua muaj kub toughness xyuas kom meej tias nws yuav tsis nkig tawg ntawm qhov kub thiab txias, thiab nws muaj peev xwm tswj tau stability ntawm nruab nrab thiab siab kub.
Puas yog P460QL1 yooj yim rau vuam?
Yog lawm, P460QL1 muaj weldability zoo. Ua ntej welding, nws yog ib qho tsim nyog yuav tsum tau preheat kom tsim nyog raws li lub phaj thickness, thiab tswj cov vuam tsis thiab tom qab-welding cua sov kho kom tsis txhob vuam tsis xws luag thiab xyuas kom cov vuam sib koom ua ke muaj zog.
Cov qauv twg P460QL1 ua raws?
P460QL1 ua raws li European tus qauv EN 10028-3. Cov txheej txheem no qhia txog cov kev xav tau, cov qauv kev sim, kev tshuaj xyuas cov cai thiab lwm cov ntsiab lus ntawm quenched thiab tempered siab hlab ntsha steels, kom ntseeg tau cov khoom zoo thiab kev nyab xeeb.
Lub zog tensile ntau ntawm P460QL1 yog dab tsi?
Lub zog tensile ntau ntawm P460QL1 yog 570-720 MPa. Qhov ntsuas lub zog no yog lub hauv paus tseem ceeb rau kev txiav txim siab seb nws puas tuaj yeem ua tau raws li qhov yuav tsum tau siv ntawm ntau yam kev siv tshuab thiab cov hlab ntsha siab.
Dab tsi yog daim ntawv thov tseem ceeb ntawm P460QL1?
P460QL1 yog dav siv hauv roj av, tshuaj, hluav taws xob, boiler, siab hlab ntsha thiab lwm yam teb. Nws yog siv los tsim cov hlab ntsha siab, boilers, pipelines, cia tso tsheb hlau luam thiab lwm yam khoom tseem ceeb uas dais siab thiab qis - qhov kub thiab txias.
P460QL1 puas xav tau kev kho cua sov tom qab ua tiav?
Nws nyob ntawm txoj kev ua thiab daim ntawv thov scenario. Rau cov khoom tseem ceeb, tom qab- kev kho cua sov (xws li tempering) feem ntau yuav tsum tau tshem tawm cov kev ntxhov siab sab hauv, txhim kho toughness thiab xyuas kom meej qhov seem stability ntawm workpiece.
Dab tsi yog qhov cuam tshuam toughness ntawm P460QL1?
Ntawm -20 degree, qhov cuam tshuam lub zog ntawm P460QL1 yuav tsum tsis txhob tsawg dua 34 J (Charpy V-notch test). Qhov no ua kom cov khoom muaj zog txaus los tiv thaiv kev cuam tshuam ntawm cov khoom hauv qhov chaw qis.