SA662 Qib Cyog ib qho qis- alloy, siab - lub zog carbon steel phaj teev los ntawm ASTM, engineered rau qis- qhov kub thiab txias kev pab yuav tsum tau zoo heev toughness thiab structural kev ncaj ncees. Nrog kev tswj cov tshuaj muaj pes tsawg leeg, nws tau muab rau hauv cov txheej txheem ua haujlwm zoo lossis cov txheej txheem thermomechanically, ntsuas lub zog tensile, tawm lub zog thiab tsis muaj zog los tiv thaiv cov pob txha tawg hauv qhov chaw txias, ua raws li cov cai nruj ASTM SA662.
A662 qib C tshuaj muaj pes tsawg leeg
| A662 qib C tshuaj muaj pes tsawg leeg | |||||
| Qib | Cov ntsiab lus Max (%) | ||||
| C | Mn | P | S | Si | |
| A662 qib C | 0.24 | 0.92-1.72 | 0.035 | 0.035 | 0.13-0.55 |
A662 qib C Mechanical Property
| Qib | A662 qib C Mechanical Property | |||
| Thickness | Yield | Tensile | Elongation | |
| A662 qib C | mm | Min Mpa | Mpa | Tsawg% |
| 200 | 295 | 485-620 | 18 | |
| 50 | 22 | |||
Daim ntawv thov
Kev lag luam Petrochemical: Fabricates low-kub siab hlab ntsha, cia tank thiab pipelines rau ethylene, propylene thiab lwm yam petrochemical intermediates, tiv taus nkig tawg nyob rau hauv qis -kub ib puag ncig.
Liquefied Gas tuav: Chaw tsim khoom thiab cov khoom siv thauj mus los rau LNG, LPG thiab lwm cov xov xwm cryogenic, yoog rau kev ua haujlwm kub ntawm -40℃thiab qis dua.
Cryogenic ua: Ua cov khoom sib cais cryogenic, cov cua txias thiab cov cua kub sib txawv rau cov cua sib cais cov nroj tsuag thiab cov tub yees, ua kom ruaj khov ntev - lub sijhawm ua haujlwm.
Marine & Offshore Engineering: Ua kom qis -kub- cov khoom siv tiv thaiv thiab cov khoom siv siab rau cov ntug dej hiav txwv thiab LNG thauj nkoj, hloov mus rau qhov hnyav marine ib puag ncig.
Kev lag luam fais fab: Fabricates qis-cov khoom siv ntsuas kub rau thermal thiab nuclear fais fab nroj tsuag, ua tau raws li kev nyab xeeb thiab kev ua tau zoo.
Kev lag luam Petrochemical: Nws yog siv los tsim cov khoom qis -kub siab cov hlab ntsha, xws li cov tso tsheb hlau luam thiab cov kav dej rau ethylene, propylene thiab lwm yam qis - boiling petrochemical intermediates. Cov Cheebtsam no yuav tsum tau ua kom muaj kev ncaj ncees nyob rau hauv qis - qhov chaw ua haujlwm kub kom tsis txhob muaj kev puas tsuaj los ntawm qhov nruab nrab cua txias.
Liquefied Gas tuav: Nws yog siv rau hauv kev tsim khoom thiab kev thauj mus los rau cov roj liquefied natural gas (LNG), liquefied petroleum gas (LPG) thiab lwm yam cryogenic media, suav nrog lub cev tank, cov yeeb nkab fittings thiab cov qauv kev txhawb nqa, uas tuaj yeem tiv taus qhov kub ntawm -40℃thiab qis dua.
Cryogenic Cov Khoom Siv Ua Haujlwm: Nws yog siv los tsim cryogenic separators, coolers thiab heat exchangers nyob rau hauv huab cua sib cais cov nroj tsuag thiab tub yees systems. Cov cuab yeej no yuav tsum tau tiv thaiv qhov kev yaig ntawm qis -kub xov xwm thiab ua kom ruaj khov rau lub sijhawm ntev.
Marine thiab Offshore Engineering: Nws yog siv los ua kom qis- qhov kub thiab txias{1}} cov khoom siv tiv thaiv thiab cov khoom siv siab ntawm cov nkoj tawm sab nrauv thiab LNG thauj nkoj, hloov mus rau qhov hnyav qis - qhov kub thiab txias ntawm marine ib puag ncig thiab ua kom muaj kev nyab xeeb ntawm kev ua haujlwm hauv hiav txwv.
Kev lag luam fais fab: Nws yog siv rau hauv kev tsim cov khoom siv qis-kub auxiliary khoom rau thermal fais fab nroj tsuag thiab nuclear fais fab nroj tsuag, xws li low-kub flue gas kho cov cuab yeej thiab cryogenic cia tso tsheb hlau luam rau auxiliary xov xwm, ua tau raws li nruj kev nyab xeeb thiab kev ua tau zoo ntawm lub hwj chim kev lag luam.
Cov Cai Thov
Txhawm rau kom muaj kev nyab xeeb thiab ruaj khov ntawm SA662 Qib C, nws yuav tsum tau siv raws li cov xwm txheej hauv qab no, uas muaj feem xyuam nrog nws cov khoom siv thiab cov qauv kev cai:
Qhov kub thiab txias: Nws yog qhov tsim nyog rau qis - qhov chaw ua haujlwm kub nrog qhov ua haujlwm tsawg kawg nkaus ntawm -40℃. Nws yuav tsum tsis txhob siv nyob rau hauv ib puag ncig qis dua qhov kub thiab txias, txwv tsis pub nws toughness yuav txo qis thiab brittle fracture yuav tshwm sim. Qhov siab tshaj plaws ua haujlwm kub yuav tsum tsis pub tshaj 350℃kom tsis txhob poob ntawm cov khoom siv zog vim qhov kub thiab txias.
Qhov Nruab Nrab: Nws muaj feem xyuam rau cov xov xwm nruab nrab lossis tsis muaj zog corrosive, xws li qis-kub hydrocarbons, roj liquefied thiab roj qhuav. Nws yuav tsum tsis txhob nyob rau hauv kev sib cuag ncaj qha nrog muaj zog corrosive xov xwm (xws li muaj zog acid, muaj zog alkali thiab chloride ions nrog siab concentration) ntev, tshwj tsis yog tias muaj kev tiv thaiv kev tiv thaiv ({2}} kev kho corrosion yog nqa tawm.
Kev mob siab: Nws yuav tsum tau siv nyob rau hauv lub siab ntau teev los ntawm tus qauv tsim. Qhov siab tshaj plaws ua haujlwm siab yuav tsum phim nws lub zog tensile thiab lub zog tawm los. Feem ntau, nws yog qhov tsim nyog rau cov khoom siv nruab nrab thiab tsis tshua muaj siab (ua haujlwm siab tsawg dua lossis sib npaug ntawm 10MPa), thiab yuav tsum tsis txhob overloaded kom tsis txhob muaj kev puas tsuaj.
Fabrication thiab Welding condition: Cov txheej txheem vuam nruj yuav tsum tau ua raws li kev tsim khoom. Preheating (preheating kub 80-}150 degree) thiab tom qab vuam thaum tshav kub kub kev kho mob (tempering kub 550-620 degree) yuav tsum tau tshem tawm vuam kev nyuaj siab thiab xyuas kom meej vuam sib koom tes toughness. Cov khoom siv vuam yuav tsum tau muab sib xyaw nrog cov hlau hauv paus (xws li E7018 electrode) kom tsis txhob muaj qhov tsis xws luag.
Kev tshuaj xyuas thiab kev kho mob: Kev kuaj tsis tu ncua tsis tu ncua (xws li kuaj ultrasonic, kuaj hluav taws xob) yuav tsum tau ua thaum lub sijhawm ua haujlwm los kuaj xyuas qhov tsis xws luag sab hauv thiab qhov chaw puas. Kev tiv thaiv kev tiv thaiv ib txwm- kev saib xyuas corrosion yuav tsum tau ua kom tsis txhob xeb thiab xeb, thiab qhov chaw pabcuam yuav tsum tau tshuaj xyuas tsis tu ncua kom ntseeg tau tias nws ua tau raws li qhov tsim nyog thov.
Vim li cas thiaj xaiv peb:
Koj tuaj yeem tau txais cov khoom zoo meej raws li qhov koj xav tau ntawm tus nqi tsawg kawg nkaus.
Peb kuj muab Reworks, FOB, CFR, CIF, thiab qhov rooj rau qhov rooj tus nqi xa khoom. Peb xav kom koj ua deal rau shipping uas yuav zoo heev.
Cov ntaub ntawv uas peb muab yog muaj tseeb tiag, txoj cai los ntawm raw cov ntaub ntawv xeem daim ntawv pov thawj mus rau qhov kawg dimensional nqe lus.
Peb lav muab cov lus teb tsis pub dhau 24 teev (feem ntau hauv tib lub sijhawm)
Koj tuaj yeem tau txais cov khoom hloov pauv, zeb xa khoom nrog txo lub sijhawm tsim khoom.
Peb tau mob siab rau peb cov neeg siv khoom. Yog tias nws yuav tsis tuaj yeem ua tau raws li koj cov kev xav tau tom qab kuaj xyuas tag nrho cov kev xaiv, peb yuav tsis ntxias koj los ntawm kev cog lus tsis tseeb uas yuav tsim kev sib raug zoo rau cov neeg siv khoom.
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.
Dab tsi yog qhov yuav tsum tau tshuaj xyuas rau SA662 Qib C daim hlau?
Kev tshuaj xyuas cov khoom muaj xws li tshuaj lom neeg tshuaj ntsuam xyuas, tensile xeem, yield zog xeem, elongation xeem, cuam tshuam kev xeem, hardness kuaj, thiab nto thiab sab hauv defect nrhiav kom tau (xws li, ultrasonic kuaj, radiographic kuaj) kom ua raws li cov qauv.
SA662 Qib C puas tuaj yeem siv rau hauv kev tsim boiler?
Yog lawm, SA662 Qib C muaj feem xyuam rau kev tsim boiler, tshwj xeeb tshaj yog rau qis- kub boiler Cheebtsam xws li boiler nruas, headers, thiab pipelines. Nws ua tau raws li qhov xav tau ntawm qhov kub thiab txias ntawm kev ua haujlwm boiler thiab muaj qhov zoo thermal stability.
Lub melting point ntawm SA662 Qib C yog dab tsi?
Lub melting point ntawm SA662 Qib C yog kwv yees li 1450-1500℃(2642-2732℃F), zoo ib yam li cov pa roj carbon zoo tib yam. Qhov no melting point range muab ib qho kev siv rau vuam thiab kev kho cua sov txheej txheem tsis.
Puas yog SA662 Qib C muaj kev qaug zog zoo?
SA662 Qib C muaj kev qaug zog tsis zoo. Nws tuaj yeem tiv taus cov loads cyclic nyob rau hauv ib qho chaw, tab sis nyob rau hauv siab - ib puag ncig qaug zog, nws yog ib qho tsim nyog los txhim kho cov qauv tsim thiab kev kho saum npoo los txhim kho lub neej qaug zog.
Dab tsi yog qhov kev xa khoom ntawm SA662 Qib C daim hlau?
SA662 Qib C daim hlau feem ntau yog xa mus rau hauv qhov kev ua haujlwm zoo lossis kev ua haujlwm zoo thiab muaj kev kub ntxhov. Cov khoom xa tuaj yog qhia meej meej hauv qhov kev txiav txim thiab cov ntawv xeem kom paub tseeb tias cov khoom ua tau raws li qhov xav tau ntawm cov khoom siv tshuab.
SA662 Qib C puas tuaj yeem siv rau hauv kev siv roj thiab roj?
SA662 Qib C tuaj yeem siv rau hauv cov ntawv thov roj thiab roj av rau qis - qhov kub thiab nruab nrab- cov khoom siv siab, tab sis nws yuav tsum tau ua kom muaj kev tiv thaiv kev tiv thaiv corrosion thiab ua tau raws li cov qauv kev lag luam tawm sab nrauv kom tiv thaiv marine atmospheric thiab seawater corrosion.
Modulus ntawm elasticity ntawm SA662 Qib C yog dab tsi?
Lub modulus ntawm elasticity ntawm SA662 Qib C yog kwv yees li 200 GPa (29 × 10⁶ psi) ntawm chav tsev kub. Qhov no parameter yog ib qho tseem ceeb rau cov qauv deformation xam thiab tsim nyob rau hauv engineering daim ntaub ntawv.
Poisson tus piv ntawm SA662 Qib C yog dab tsi?
Poisson tus piv ntawm SA662 Qib C yog li 0.3 ntawm chav tsev kub. Qhov sib piv no sawv cev rau cov kab mob sab nraud rau axial strain thaum cov khoom nyob rau hauv tensile los yog compressive kev nyuaj siab, uas yog ib qho tseem ceeb rau kev ntsuam xyuas cov txheej txheem mechanics.
SA662 Qib C puas tuaj yeem txuas rau lwm qib steel?
Yog lawm, SA662 Qib C tuaj yeem txuas rau lwm cov qib steel sib xws (xws li, A36, A516 Qib 70) siv cov txheej txheem vuam tsim nyog thiab cov khoom siv. Ua ntej-weld thiab post-weld kev kho cua sov yuav tsum tau ua kom ntseeg tau tias vuam zoo.
Dab tsi yog qhov yuav tsum tau khaws cia rau SA662 Qib C daim hlau?
SA662 Qib C daim hlau yuav tsum tau muab khaws cia rau hauv qhov chaw qhuav, zoo- qhov chaw tso cua kom tsis txhob ya raws, xeb, thiab kis kab mob. Lawv yuav tsum tau muab tso rau ntawm cov ntoo pallets deb ntawm hauv av thiab cov khoom corrosive kom tswj tau qhov zoo.