ASTM A516 Qib 65yog carbon steel phaj qib tsim los rau welded siab hlab ntsha, muab txhim khu kev qha lub zog thiab toughness nyob rau hauv nruab nrab mus rau qis-kub kev pab cuam. Nws yog ib feem ntawm ASTM A516 specification, uas npog ntau qib ntawm cov hlab ntsha siab - zoo carbon steel daim hlau. Qib 65 yog tus cwj pwm los ntawm qhov tsawg kawg nkaus tawm lub zog ntawm 65 ksi (450 MPa) thiab tswj cov tshuaj muaj pes tsawg leeg uas txhim kho weldability, ductility, thiab cov qauv kev ncaj ncees. Nws yog feem ntau tsim nrog kev kho cua sov kom zoo kom ntseeg tau tias cov khoom siv kho tau zoo ib yam thoob plaws cov thicknesses sib txawv, ua rau nws haum rau ntau yam ntawm cov khoom siv siab. Nws qhov kev sib xyaw ua ke ntawm lub zog, tawv, thiab tus nqi tsim nyog ua rau nws nyiam cov khoom siv hauv kev lag luam xws li roj thiab roj, kev ua tshuaj lom neeg, thiab lub zog tsim hluav taws xob, uas cov cuab yeej siv yuav tsum ua haujlwm zoo nyob rau hauv qhov sib txawv ntawm qhov siab thiab qhov kub thiab txias.
Cov tshuaj muaj pes tsawg leeg ntawm ASTM A516 GR 65
|
Element |
Max % |
|---|---|
|
Cov pa roj carbon (C) |
0.24 (<12.5mm), 0.26 (12.5–50mm), 0.28 (50–100mm), 0.29 (100–200mm), 0.29 (>200 hli) |
|
Silicon (Si) |
0.13–0.45 |
|
Manganese (Mn) |
0.79–1.30 |
|
Phosphorus (P) |
0.035 |
|
Sulfur (S) |
0.035 |
Mechanical Properties ntawm ASTM A516 GR 65
|
Khoom |
Thickness |
Tus nqi |
|---|---|---|
|
Yield zog (Min MPa) |
6-40 hli |
240 |
|
40-100 hli |
240 |
|
|
Tensile zog (MPa) |
Tag nrho |
450–585 |
|
Elongation (Min%) |
6-40 hli |
23% |
|
40-100 hli |
19% |
|
|
Impact Toughness |
xaiv tau |
Charpy V-notch ntawm -20℃/-46 degree |
Cov ntawv thov tseem ceeb
Roj refineries thiab roj ua cov chaw ua haujlwm:
Feem ntau yog siv rau kev tsim cov boilers, cov hlab ntsha siab, thiab cov tank cia- cov khoom siv tseem ceeb hauv kev ua cov roj thiab roj. Cov cuab yeej no tswj cov roj av, cov khoom siv roj ua kom zoo (xws li roj av, diesel, roj lubricating), thiab roj liquefied (piv txwv li, LPG, LNG). Txawm tias nyob rau hauv qhov hloov pauv siab thiab qhov kub thiab txias thaum lub sijhawm ua haujlwm, cov khoom siv no tswj cov qauv kev ruaj ntseg thiab tsis txhob tawg tawg, ua kom muaj kev nyab xeeb thiab tsis tu ncua ntawm kev ua haujlwm.
Kev lag luam tshuaj:
Siv nyob rau hauv kev tsim cov tshuaj tiv thaiv hlab ntsha, distillation yees, thiab txheej txheem piping Cheebtsam. Cov khoom siv no feem ntau siv rau kev ua thiab khaws cov tshuaj lom neeg me me (piv txwv li, cov kuab tshuaj organic, cov kua qaub tsis muaj zog, alkalis), thiab tuaj yeem ua tau raws li cov kev xav tau ntawm cov khoom siv tshuaj lom neeg.
Lub zog tsim kev lag luam:
Siv los tsim hluav taws xob sib hloov, condensers, thiab boiler nruas nyob rau hauv thermal fais fab nroj tsuag thiab nuclear fais fab auxiliary systems. Cov khoom siv no yuav tsum tiv taus qhov siab ntawm - qhov kub thiab txias ntawm cov dej txias, thiab cov khoom siv zoo heev thiab lub zog ua kom cov cua sov hloov tau zoo thiab ntev - lub sijhawm ua haujlwm nyab xeeb.
Cov Cai Thov
Qhov kub thiab txias:
Haum rau nruab nrab mus rau qis dua - qhov chaw ua haujlwm kub, feem ntau ua haujlwm ntawm -29℃txog 343℃. Nws muaj qhov tsis tshua muaj siab tshaj -kub toughness, zoo tiv thaiv nkig tsis ua hauj lwm nyob rau hauv cov cheeb tsam txias los yog qis - qhov kub thiab txias ua hauj lwm tej yam kev mob, thaum tuav cov txheej txheem stability nyob rau hauv nruab nrab-kub siab loads.
Siab bearing muaj peev xwm:
Tsim los rau kev siv cov hlab ntsha siab, nws tuaj yeem tiv taus nruab nrab mus rau siab loads. Nrog rau qhov tsawg kawg nkaus lub zog ntawm 450 MPa (65 ksi), nws ua tau raws li qhov yuav tsum tau muaj siab ntawm feem ntau cov kev lag luam siab - muaj cov khoom siv (xws li, boilers, cia tso tsheb hlau luam).
Nruab nrab compatibility:
Tau tshaj cov xov xwm uas tsis yog -corrosive los yog corrosive me me, nrog rau cov khoom siv roj av, cov roj liquefied, dej, thiab cov tshuaj me me. Nws tsis haum rau qhov chaw muaj corrosive heev (xws li, muaj zog acids, muaj zog alkalis) tshwj tsis yog tias muaj kev tiv thaiv ntxiv los tiv thaiv - kev kho corrosion.
Fabrication thiab vuam tej yam kev mob:
Cov txheej txheem vuam txheej txheem (piv txwv li, arc vuam, roj vuam) yuav tsum tau tsim thaum lub sij hawm tsim, nrog tsawg preheating (feem ntau yog 60-100 degree) thiab tom qab vuam kub kho. Cov khoom siv zoo weldability ua kom muaj kev ncaj ncees thiab lub zog ntawm cov pob qij txha welded nyob rau hauv kev ua haujlwm.
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.
Yog tias koj muaj qhov project xav tau rau A516 GR 65, 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.
Cov ntawv pov thawj dab tsi uas feem ntau xav tau rau A516 Qib 65?
A516 Qib 65 daim hlau feem ntau muab cov ntawv pov thawj xws li ASTM A516 / A516M, ASME Tshooj VIII, thiab cov ntawv tshaj tawm zeb xeem (MTR) qhia txog cov tshuaj muaj pes tsawg leeg thiab cov khoom siv tshuab. Cov ntawv pov thawj ntxiv yuav suav nrog ISO 9001, PED (Cov Lus Qhia Cov Khoom Siv Siab), thiab cov neeg siv khoom pom zoo tshwj xeeb. Cov ntawv pov thawj no ua kom cov khoom ua tau raws li cov qauv thoob ntiaj teb zoo thiab kev nyab xeeb rau kev siv lub nkoj siab.
Cov qauv twg them rau kev tsim khoom ntawm A516 Qib 65?
A516 Qib 65 yog tsim raws li ASTM A516 / A516M, uas qhia txog cov pa roj carbon steel phaj rau cov hlab ntsha siab uas npaj rau kev pab cuam nruab nrab thiab qis dua. Tus txheej txheem txhais cov kev xav tau ntawm cov tshuaj muaj pes tsawg leeg, cov khoom siv kho tshuab, kev kho cua sov, thiab cov txheej txheem kuaj. Cov phaj yuav tsum tau ua raws li cov kev cai ntxiv xws li ASME Boiler thiab Pressure Vessel Code Tshooj VIII rau siv hauv cov khoom siv siab.
Dab tsi yog qhov ntom ntawm A516 Qib 65 steel?
A516 Qib 65 muaj qhov ceev ntawm kwv yees li 7.85 g / cm³, zoo ib yam li lwm cov pa roj carbon thiab tsawg- alloy steels. Qhov ntom ntom no zoo ib yam ntawm cov thicknesses sib txawv thiab kev kho cua sov, ua rau nws yooj yim los xam qhov hnyav rau lub nkoj tsim thiab fabrication. The uniform density also ensures predictable material behavior during welding and forming processes, which is important for structural integrity in pressure applications.
Qhov txawv ntawm A516 Qib 65 thiab A537 Chav Kawm 1 yog dab tsi?
A516 Qib 65 yog cov pa roj carbon zoo rau nruab nrab -kub siab cov hlab ntsha, thaum A537 Class 1 yog quenched thiab tempered qis- alloy steel nrog ntau zog thiab toughness. A537 Chav Kawm 1 yog tsim rau qis dua -kub thiab siab dua - cov ntawv thov siab. A516 Qib 65 yog tus nqi ntau dua - siv tau thiab yooj yim dua rau vuam, ua rau nws nyiam dua rau cov kev pab cuam tsawg dua uas tsis tas yuav muaj lub zog siab.
A516 Qib 65 muaj kev tiv thaiv corrosion dab tsi?
A516 Qib 65 yog cov pa roj carbon steel thiab muaj qhov txwv tsis pub muaj kev tiv thaiv corrosion piv rau cov hlau tsis muaj steel. Nws yog qhov cuam tshuam rau xeb thiab oxidation nyob rau hauv qhov chaw ntub lossis corrosive ib puag ncig. Yog li ntawd, nws yog feem ntau tiv thaiv nrog coatings xws li xim, epoxy, los yog zinc plating. Nyob rau hauv ib puag ncig hnyav, kev ntsuas ntxiv xws li kev tiv thaiv cathodic lossis corrosion- cov kab uas tiv taus yuav yog qhov tsim nyog los ua kom ntev kev pab cuam lub neej thiab tswj kom muaj kev ncaj ncees.
Lub sij hawm txhuas txhuas rau A516 Qib 65 daim hlau yog dab tsi?
Lub Sijhawm Lead rau A516 Qib 65 daim hlau sib txawv nyob ntawm seb muaj zeb muaj, xaj loj, thiab tuab. Txheem thicknesses feem ntau muaj los ntawm Tshuag nrog lub sij hawm xa khoom ntawm ob peb lub lis piam. Kev cai thicknesses los yog loj txiav txim yuav xav tau ntev txhuas lub sij hawm, feem ntau 4 mus rau 12 lub lis piam, vim hais tias ntawm ntau lawm thiab kev kho cua sov yuav tsum tau. Kev npaj ua ntej tau pom zoo rau cov haujlwm tseem ceeb kom ua tiav raws sijhawm.
Lub thermal conductivity ntawm A516 Qib 65 yog dab tsi?
A516 Qib 65 muaj cov thermal conductivity txog li 48 W / m·K ntawm chav tsev kub, uas txo qis me ntsis ntawm qhov kub siab dua. Qhov no kuj muaj thermal conductivity ua rau nws haum rau cov tshav kub exchangers thiab cov hlab ntsha uas npaum li cas mus rau tshav kub yuav tsum tau. Cov khoom siv thermal kuj tseem cuam tshuam rau cov txheej txheem vuam, vim tias cov khoom siv hluav taws xob yuav tsum tau tswj kom tsis txhob muaj kev loj hlob ntau dhau ntawm cov nplej thiab txo cov tawv nqaij hauv cov cua sov- thaj tsam cuam tshuam.
Modulus ntawm elasticity ntawm A516 Qib 65 yog dab tsi?
A516 Qib 65 muaj cov qauv ntawm elasticity ntawm kwv yees li 200 GPa ntawm chav tsev kub, zoo ib yam li cov pa roj carbon feem ntau thiab qis - alloy steels. Tus nqi no yog siv rau hauv kev suav cov qauv los txiav txim siab deflection, kev ntxhov siab, thiab kev hnyav hauv qab load. Lub modulus zoo sib xws nyob rau hauv cov thicknesses sib txawv ua kom paub tseeb tus cwj pwm hauv kev tsim lub nkoj siab, tso cai rau cov kws ua haujlwm siv cov qauv qauv thiab cov yam ntxwv kev nyab xeeb nrog kev ntseeg siab.
Dab tsi yog qhov cuam tshuam toughness rau A516 Qib 65?
A516 Qib 65 yuav tsum ua kom tau raws li Charpy V-ntxhiab qhov yuav tsum tau ua kom tawv nqaij ntawm qhov kub thiab txias, feem ntau -30℃lossis qis dua. Tus qauv yuav tsum muaj qhov tsawg kawg nkaus qhov nruab nrab ntawm lub zog ntawm 27 J rau peb tus qauv, txawm hais tias qee qhov kev qhia tshwj xeeb yuav xav tau ntau dua rau cov ntawv thov tseem ceeb. Kev cuam tshuam zoo toughness ua kom muaj kev tiv thaiv rau cov pob txha tawg, tshwj xeeb tshaj yog nyob rau hauv daim hlau tuab thiab qhov chaw txias.
A516 Qib 65 puas tuaj yeem ua tau txias-?
Yog lawm, A516 Qib 65 tuaj yeem ua tau txias- tsim los ntawm cov txheej txheem txheej txheem xws li khoov, dov, thiab nias sib sau. Nws lub zog nruab nrab thiab zoo ductility pub rau qhov tseem ceeb deformation yam tsis muaj cracking. Txawm li cas los xij, cov phaj tuab tuaj yeem xav tau kev tsim ntau dua thiab kev ntxhov siab nruab nrab- kev kho mob kom tsis txhob muaj kev ntxhov siab ntau dhau. Cov cuab yeej tsim nyog thiab kev tswj xyuas cov txheej txheem yog qhov tseem ceeb los tswj qhov tseeb qhov tseeb thiab cov khoom siv.
Cov kev ntsuam xyuas zoo li cas ntawm A516 Qib 65?
A516 Qib 65 daim hlau raug kuaj xyuas kom zoo, suav nrog kev tshuaj xyuas tshuaj, kev ntsuas tensile, kuaj khoov, thiab Charpy cuam tshuam kuaj. Kev kuaj ultrasonic feem ntau yog siv los txheeb xyuas cov teeb meem sab hauv, tshwj xeeb tshaj yog nyob rau hauv daim hlau tuab. Kev kuaj hardness thiab macrostructure kuaj kuj tseem tuaj yeem ua kom ntseeg tau cov khoom sib xws. Cov kev ntsuam xyuas no pab txheeb xyuas kev ua raws li ASTM thiab cov neeg siv khoom tshwj xeeb, ua kom ntseeg tau tias kev ua tau zoo hauv kev pab cuam lub nkoj siab.