P460Qyog qib siab -lub zog quenched thiab tempered structural steel qib teev nyob rau hauv EN 10025-6 tus qauv. Nws muaj cov toughness zoo heev, weldability, thiab siab yield zog, ua rau nws haum rau hnyav-duty daim ntaub ntawv xws li offshore lug, siab hlab ntsha, thiab loj engineering Cheebtsam. Nrog rau qhov tsawg kawg nkaus tawm lub zog ntawm 460 MPa, P460Q muab kev ua tau zoo hauv kev xav tau ib puag ncig.
Cov cuab yeej cuab tam rau P460Q steel phaj:
| Thickness (hli) | |||
| P460Q | Tsawg dua los yog sib npaug li 50 | >50 Tsawg dua los yog sib npaug rau 100 | > 100 |
| Yield zog (Ntau dua lossis sib npaug rau Mpa) | 460 | 440 | 400 |
| Tsawg dua los yog sib npaug li 100 | > 100 | ||
| Tensile zog (Mpa) | 550-720 | 500-670 | |
Cov tshuaj muaj pes tsawg leeg rau P460Q steel phaj (Kev Ntsuas Kub Max%)
| Cov ntsiab lus tseem ceeb ntawm P460Q steel phaj | |||||||
| C | Si | Mn | P | S | B | N | Cr |
| 0.18 | 0.50 | 1.70 | 0.025 | 0.015 | 0.005 | 0.015 | 0.50 |
| Cu | Mo | Nb | Ni | Ti | V | Zr | |
| 0.30 | 0.50 | 0.05 | 1.00 | 0.03 | 0.08 | 0.05 | |
Qhov zoo ntawm P460Q Steel
Superior Siab zog
Nws muaj qhov tsawg kawg nkaus lub zog ntawm 460 MPa thiab lub zog tensile ntawm 550-720 MPa, nrog lub zog siab - rau - qhov hnyav piv uas txo cov qauv hnyav li ntawm 30% piv nrog S355 steel, zoo tagnrho rau lub teeb yuag tsim ntawm cov qauv hnyav.
Zoo heev Low-Tsub Toughness
Cov hlau ua kom muaj Charpy cuam tshuam lub zog ntawm ntau dua lossis sib npaug ntawm 40 J ntawm -20 degree, tswj kev ua haujlwm ruaj khov hauv qhov kub thiab txias thiab tsis txhob tawg tawg hauv kev ua haujlwm hnyav.
Zoo Weldability
Nrog qis carbon sib npaug (CEV Tsawg dua lossis sib npaug ntawm 0.45, Pcm Tsawg dua lossis sib npaug rau 0.23) thiab micro- alloy tsim, nws txo qis qhov kev pheej hmoo ntawm vuam cov kab nrib pleb, ua kom yooj yim rau ntawm - qhov chaw vuam thiab sib dhos tsis muaj txheej txheem preheating.
Muaj zog qaug zog & kev ua tau zoo
Nws tiv taus kev qaug zog zoo nyob rau hauv dynamic loads, haum rau crane thiab choj qauv. Nws kuj muaj cov cuab yeej khoov txias zoo (khoov vojvoog Ntau dua lossis sib npaug ntawm 5 × phaj thickness) thiab tuaj yeem ua tiav rau hauv ntau yam tsis muaj kev tawg.
daim ntawv thov
Offshore thiab marine qauv
P460Q feem ntau yog siv nyob rau hauv offshore platforms, tsho, riser kev txhawb nqa, thiab shipbuilding Cheebtsam vim nws lub zog siab, zoo toughness, thiab zoo weldability, uas ua kom muaj kev ncaj ncees nyob rau hauv hnyav marine ib puag ncig thiab dynamic loading tej yam kev mob.
Siab hlab ntsha thiab boilers
Ua tsaug rau nws cov txiaj ntsig zoo thiab kev nkag siab zoo, P460Q yog qhov tsim nyog rau kev tsim cov hlab ntsha siab, cov tso tsheb hlau luam, thiab cov khoom siv boiler uas ua haujlwm nyob rau hauv siab thiab kub, pab txo cov phab ntsa thickness thiab tag nrho qhov hnyav.
Heavy engineering thiab kev tsim kho tshuab
Nws yog siv dav hauv cranes loj, kev txhawb nqa hydraulic, thiab hnyav - lub luag haujlwm tshuab thav duab, qhov twg nws lub zog siab - rau - qhov hnyav piv txhim kho kev nqa lub peev xwm thiab kev ruaj ntseg thaum txo cov khoom hnyav.
Cov choj thiab loj - ncua kev
P460Q yog siv rau hauv kev tsim kho ntawm qhov ntev - ncua txuas txuas, arch txuas hniav, thiab steel trusses, muab siab load- bearing muaj peev xwm, zoo qaug zog, thiab txhim khu kev qha kev ua tau zoo nyob rau hauv cov huab cua sib txawv thiab tsheb thauj khoom.
siv thev naus laus zis
Quenching thiab Tempering (Q & T) txheej txheem
P460Q yog raug rau quenching ntawm kwv yees li 900℃tom qab tempering ntawm 550-650 degree. Qhov kev kho cua sov no kho cov microstructure rau hauv tempered sorbite, kom ntseeg tau tias muaj zog yield zog, zoo ductility, thiab zoo heev low-kub toughness.
Microalloying Technology
Cov hlau yog alloyed nrog cov ntsiab lus xws li niobium, vanadium, thiab titanium. Cov microalloys no tsim cov precipitates uas inhibit grain loj hlob thaum lub sij hawm cua sov thiab txhim kho lub zog tsis txhob txo weldability los yog toughness.
Tswj Rolling and Controlled Cooling (TMCP)
Thaum lub sij hawm kub dov, cov hlau yog ua tiav nyob rau hauv ib tug nruj tswj kub ntau yam. Kev ua kom txias txias tom qab ua kom zoo dua cov qauv nplej, txhim kho cov khoom siv kho tshuab, thiab ua rau cov khoom siv lub zog siab - rau - qhov hnyav piv.
Strict Welding thiab Fabrication txheej txheem
P460Q siv tsawg- cov qauv tsim cov pa roj carbon sib npaug thiab kev tswj xyuas ua ntej kom txo qis qhov kev pheej hmoo ntawm kev tawg. Cov txheej txheem vuam xws li submerged arc vuam (SAW) thiab roj hlau arc vuam (GMAW) feem ntau siv, ua kom muaj kev ruaj ntseg hauv cov qauv loj.
Yog tias koj xav paub ntxiv txog GNEE cov khoom, koj tuaj yeem xa email rau beam@gneesteelgroup.com. Peb zoo siab tshaj los pab koj.
P460Q yog dab tsi?
P460Q yog ib hom ntawm cov hlab ntsha siab steel nrog lub zog siab thiab zoo toughness. Nws yog tsuas yog siv nyob rau hauv kev tsim cov hlab ntsha siab thiab boilers, ua tau raws li nruj kev nyab xeeb thiab kev ua tau zoo yuav tsum tau nyob rau hauv industrial daim ntaub ntawv.
Dab tsi yog cov tshuaj tseem ceeb ntawm P460Q?
Cov tshuaj lom neeg tseem ceeb ntawm P460Q suav nrog carbon (C), silicon (Si), manganese (Mn), phosphorus (P), sulfur (S), thiab lwm yam. Cov ntsiab lus xws li niobium (Nb) thiab vanadium (V) kuj tseem tuaj yeem ntxiv los txhim kho nws cov khoom siv kho tshuab.
Qhov tsawg kawg nkaus tawm lub zog ntawm P460Q yog dab tsi?
Qhov tsawg kawg nkaus tawm lub zog ntawm P460Q yog 460 MPa, uas yog qhov tseem ceeb Performance index qhia txog nws cov kabmob muaj peev xwm. Lub zog no ua kom nws tuaj yeem tiv taus siab thiab thauj khoom hauv qhov chaw ua haujlwm hnyav yam tsis muaj deformation yooj yim.
Hauv kev lag luam twg yog P460Q nquag siv?
P460Q yog dav siv nyob rau hauv petrochemical, lub zog tsim, tshuaj engineering thiab boiler manufacturing industries. Nws yog qhov tsim nyog rau kev ua cov hlab ntsha siab, cov khoom siv hluav taws xob thiab lwm yam khoom siv uas yuav tsum tau tiv thaiv kev kub siab thiab kub.
Lub zog tensile ntau ntawm P460Q yog dab tsi?
Lub zog tensile ntawm P460Q feem ntau yog li ntawm 570 MPa txog 720 MPa. Qhov ntau yam no ua kom cov hlau muaj qhov zoo ductility thiab tawg tsis kam, uas yog qhov tseem ceeb rau kev nyab xeeb ntawm kev ua haujlwm siab - cov khoom siv bearing.
P460Q puas muaj qhov zoo weldability?
Yog lawm, P460Q muaj weldability zoo heev. Nrog cov txheej txheem vuam thiab cov ntaub ntawv tsim nyog, nws tuaj yeem tsim cov pob qij txha ruaj khov thiab txhim khu kev qha. Preheating thiab post-weld heat treatment tej zaum yuav xav tau kom tsis txhob vuam tawg thiab txhim kho kev sib koom ua ke.
Tus qauv specification rau P460Q yog dab tsi?
P460Q feem ntau ua raws li EN 10028 tus qauv, uas qhia txog cov kev xav tau ntawm cov hlab ntsha siab. Cov txheej txheem no suav nrog cov tshuaj muaj pes tsawg leeg, cov khoom siv kho tshuab, kev kho cua sov thiab kev tshuaj xyuas cov hlau.
P460Q puas tuaj yeem siv rau qhov kub thiab txias?
P460Q muaj qee qhov qis-kub toughness, tab sis nws qhov siv tau qis- qhov kub thiab txias yog txwv. Rau qhov tsis tshua muaj siab heev- qhov kub thiab txias, tshwj xeeb qis- kub siab lub nkoj steel yuav tsum raug xaiv los tiv thaiv kev puas tsuaj.
Cov txheej txheem kho cua sov dab tsi P460Q feem ntau dhau mus?
P460Q feem ntau raug rau kev kho cua sov kom zoo, uas suav nrog cua sov cov hlau mus rau qhov ntsuas kub, tuav nws rau lub sijhawm, thiab tom qab ntawd txias hauv huab cua. Cov txheej txheem no txhim kho cov qauv hlau thiab cov khoom siv kho tshuab.
Dab tsi yog qhov hardness yuav tsum tau ntawm P460Q?
Lub hardness ntawm P460Q feem ntau tsis qhia cais, tab sis nws tuaj yeem raug xam los ntawm nws cov txiaj ntsig thiab lub zog tensile. Feem ntau, nws Brinell hardness (HB) yog nyob ib ncig ntawm 160-200, ua kom muaj kev sib npaug zoo ntawm lub zog thiab tawv.