P460 QL 1yog quenched thiab tempered alloy structural steel, feem ntau yog siv nyob rau hauv fabrication ntawm tsawg-kub siab hlab ntsha thiab boilers. Nws nta zoo heev qis- kub toughness, siab zog, thiab superior weldability, uas ua kom ruaj khov thiab txhim khu kev qha txawm nyob rau hauv hnyav kev ua hauj lwm tej yam kev mob.
EN10028-6 P460QL1 Tshuaj muaj pes tsawg leeg
| Element | P460QL1 Max % | Element | P460QL1 % max |
| C | 0.18 | Cr | 0.50 |
| Si | 0.50 | Mo | 0.50 |
| Mn | 1.70 | Cu | 0.30 |
| P | 0.020 | Nb | 0.05 |
| S | 0.010 | Ni | 1.00 |
| N | 0.015 | TSI | 0.03 |
| B | 0.005 | V | 0.08 |
EN 10028-6 P460QL1 Cov khoom siv kho tshuab
| Qib | Kev kho cua sov | Thickness | Yield zog | Tensile zog | Elongation | Impact Zog |
| P460 QL 1 | + QT | (mm) | MPa (min) | MPa | % (min) | (KV J) (min) |
| -40 degree | ||||||
| Tsawg dua los yog sib npaug li 50 | 460 | 550-720 | 19 | 27 | ||
| 50 rau Tsawg dua los yog sib npaug rau 100 | 440 | 550-720 | 19 | 27 | ||
| 100o Tsawg dua lossis sib npaug li 150 | 400 | 500-670 | 19 | 27 |
Kev ua haujlwm ntawm P460QL1
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.
Qhov zoo ntawm P460QL1
High zog thiab toughness ua ke:Nrog rau qhov tsawg kawg nkaus tawm lub zog ntawm 460 MPa thiab zoo heev qis- qhov kub thiab txias cuam tshuam rau -40 degree, P460QL1 muab qhov sib npaug zoo dua ntawm lub zog thiab ductility, ua rau nws zoo tagnrho rau hnyav - lub luag haujlwm thiab qhov kub thiab txias.
Weldability zoo heev:Cov hlau yog tsim los kom yooj yim welded siv cov txheej txheem xws li SMAW, GMAW, FCAW, thiab SAW. Nws tswj cov tshuaj muaj pes tsawg leeg txo qhov kev pheej hmoo ntawm qhov txias txias thiab ua kom cov cuab yeej zoo hauv cov cua sov- cuam tshuam.
Zoo formability thiab machinability:P460QL1 nthuav tawm zoo txias thiab kub formability, cia nws yuav tsum tau khoov, dov, thiab zoo li tus rau hauv complex Cheebtsam. Nws kuj muaj kev txaus siab rau machinability, ua kom muaj txiaj ntsig zoo thaum tsim khoom.
Siab tiv taus rau brittle puas:Ua tsaug rau nws zoo -grained microstructure thiab quenched- thiab -tempered kev kho cua sov, P460QL1 muaj kev tiv thaiv zoo heev rau cov pob txha tawg, uas yog qhov tseem ceeb rau cov hlab ntsha siab thiab cov qauv ua haujlwm ntawm qhov kub thiab txias.
Txhim khu kev ua tau zoo nyob rau hauv siab siab:Cov hlau muaj zog thiab tawv tawv ua rau nws haum rau siab - kev siv siab, ua kom muaj kev ncaj ncees thiab ntev ntev - kev ntseeg siab hauv cov hlab ntsha siab, boilers, thiab lwm yam khoom siv tseem ceeb.
Kev siv ntau yam:Vim nws cov khoom siv ntau yam, P460QL1 yog siv rau hauv ntau yam lag luam, suav nrog petrochemical, tshuaj, hluav taws xob tsim hluav taws xob, thiab kev tsim hluav taws xob sab nrauv, ua rau nws tus nqi -kev xaiv zoo thiab kev ntseeg siab rau ntau qhov haujlwm hnyav engineering.
P460QL1 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.
Yog tias koj muaj qhov yuav tsum tau ua rau P460QL1, peb txais tos koj nug. GNEE tuav cov khoom lag luam loj uas feem ntau siv cov qib siab zog steel rau koj xaiv.Rau cov ncauj lus kom ntxaws txhua yam khoom, tshuaj lom neeg muaj pes tsawg leeg, thiab cov ntaub ntawv kev, nrog rau cov qauv dawb, thov hu rau peb lub Hoobkas tam sim ntawd. Peb muab cov nqi sib tw, ruaj khov zoo, thiab kev pabcuam tshaj lij. Email: beam@gneesteelgroup.com.
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.
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.
Qhov txawv ntawm P460QL1 thiab P460Q yog dab tsi?
Qhov sib txawv tseem ceeb yog qhov qis -kub toughness theem. P460QL1 muaj siab dua qis-kub toughness (kuaj kub -20 degree) dua P460Q, thiab yog tsim nyog rau qhov kub thiab txias ua hauj lwm ib puag ncig. Lawv lub zog tawm los thiab lub zog tensile yog qhov zoo ib yam.
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.
Qhov siab tshaj plaws thickness ntawm P460QL1 daim hlau yog dab tsi?
Qhov siab tshaj plaws thickness ntawm P460QL1 daim hlau tuaj yeem ncav cuag 200 hli, nyob ntawm qhov chaw tsim khoom muaj peev xwm ntau lawm thiab qib kev ua haujlwm. Cov phaj tuab feem ntau yog siv rau cov hlab ntsha loj thiab hnyav -cov haujlwm ua haujlwm.
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.
P460QL1 puas tuaj yeem ua tau txias-?
Yog lawm, P460QL1 tuaj yeem txias- tsim, tab sis qhov kub thiab txias deformation yuav tsum tau tswj. Kev deformation txias heev tuaj yeem ua rau kev ua haujlwm hardening thiab txo qhov hnyav, yog li kev kho annealing tsim nyog yuav tsum tau ua tom qab tsim.
P460QL1 yog dab tsi?
Qhov saum npoo ntawm P460QL1 yuav tsum huv, tsis muaj kab nrib pleb, folds, delaminations, inclusions thiab lwm yam tsis xws luag. Qhov chaw me me uas tsis cuam tshuam rau kev siv tuaj yeem kho tau los ntawm kev sib tsoo, thiab qhov tob ntawm kev kho yuav tsum tsis pub tshaj qhov tso cai sib txawv ntawm cov phaj tuab.
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.
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.