Dab tsi yog qhov tuab pub rau ASME SA 516 Qib 65?

Dab tsi yog qhov tuab pub rau ASME SA 516 Qib 65?

ASME SA516 Qib 65steel phaj feem ntau muaj nyob rau hauv thicknesses xws li 3/16nti rau8 ntiv tes ( 5mm rau 200mm), txawm hais tias qee tus neeg muab khoom muab thicknesses txog li 12.5ntiv tes ( 320 mm). Thaum lub specification tso cai rau ntau yam, daim hlau thicker dua 1.5 ntiv tes ( 40mm) feem ntau yuav tsum tau normalized.

ASME SA516 Qib 65yog lub siab -cov pa roj carbon steel phaj specification raws li ASME Boiler thiab Pressure Vessel Code. Nws yog tsim tshwj xeeb los muab qhov kev sib npaug ntawm qhov nruab nrab tensile lub zog thiab zoo heev notch toughness, ua rau nws xaiv "hauv nruab nrab" hauv SA516 tsev neeg. Tsis zoo li cov qauv steel qauv, SA516 Gr. 65 raug tua cov hlau thiab raug tsim los nrog cov qauv zoo -cov nplej kom ntseeg tau tias nws tseem muaj zog thiab tiv taus cov pob txha tawg, txawm tias thaum ua haujlwm hauv qhov chaw txias lossis hauv qab - siab. Nws yog cov khoom tseem ceeb hauv cov roj, roj, thiab petrochemical kev lag luam rau kev tsim cov welded siab hlab ntsha thiab boilers.

Cov yam ntxwv tseem ceeb

Superior Notch Toughness:Nws yog tsim tshwj xeeb los tiv thaiv kev tawg ntawm qhov kub qis dua piv rau cov qauv carbon steels.

Weldability zoo heev:Vim nws cov ntsiab lus tswj tau cov pa roj carbon monoxide, nws tuaj yeem welded siv cov txheej txheem kev lag luam (SMAW, GMAW, SAW) uas muaj kev pheej hmoo tsawg kawg ntawm kev tawg.

Fine Grain Structure:Cov hlau feem ntau yog ua kom zoo austenitic grain loj xyaum los txhim kho nws cov kev cuam tshuam.

Formability:Nws nthuav tawm qhov txias txias zoo- tsim thiab kub- tsim cov khoom, tso cai rau kev tsim cov taub hau tais diav thiab cylindrical plhaub.

Qib Qib

"SA":Cov ntawv ua ntej "S" sawv cev rau "Tshooj II" (Cov Khoom Siv), thiab "A" txhais tau tias yog hlau ferrous (hlau-raws li). Qhov no qhia tias cov khoom raug pom zoo siv rau hauv ASME-stamped siab hlab ntsha.

"516":Qhov no txheeb xyuas qhov tshwj xeeb tshwj xeeb rau "Pressure Vessel Plates, Carbon Steel, for Moderate- and Lower-Temperature Service."

"Qib 65":Qhov no sawv cev rauYam tsawg kawg Tensile Strengthntawm steel, uas yog65 ksg(65,000 phaus ib square inch).

Sib piv SA516 Gr. 65 vs. SA516 Gr. 70

Tensile Performance:Thaum Qib 70 yog qhov feem ntau rau siab - lub plhaub siab vim nws qhov 70--90 ksi ntau, Qib 65 muaj qhov nruab nrab ntawm 65--85 ksi, muab qhov tsis muaj kev nyab xeeb rau cov khoom uas muaj kev nruj heev tuaj yeem ua rau muaj kev ntxhov siab corrosion.

Cov ntsiab lus carbon:Qib 65 feem ntau tswj hwm qhov qis dua Carbon Equivalent (CE), ua rau Heat Affected Zone (HAZ) tsis tshua muaj kev cuam tshuam rau cov tawv tawv piv rau cov nkig ntau dua uas feem ntau pom nyob rau hauv Qib 70 daim hlau tuab.

Formability:Cov neeg tsim khoom feem ntau nyiam Qib 65 rau lub taub hau geometries nyuaj vim tias nws pom cov feem pua ​​​​elongation ntau dua, txo qhov kev pheej hmoo ntawm ntug tearing thaum lub caij txias - cov txheej txheem spinning.

Toughness:Qib 65 feem ntau ua tiav nws qhov yuav tsum tau muaj qhov cuam tshuam ntawm qhov ntsuas kub qis dua yooj yim dua li tsis yog-qib 70 li qub, ua rau nws muaj kev ntseeg siab dua "middle- hauv av" rau thaj chaw arctic.

Cov ntawv thov siv

Tsawg-Tsub Cia:Siv nyob rau hauv lub tso tsheb hlau luam rau khaws cia liquefied gases los yog tshuaj nyob rau hauv qhov chaw uas lub ambient kub yuav poob ho.

Txheej txheem kab:Qhov tseem ceeb rau lub plhaub thiab lub taub hau ntawm cov kab distillation thiab scrubbers hauv refineries.

Heat Exchanger Plhaub:Xaiv rau nws lub peev xwm los tiv thaiv sab hauv thiab thermal cycling.

Chav boilers:Feem ntau siv nyob rau hauv fabrication ntawm boiler nruas thiab headers rau lub zog tsim.

Khoom siv Sour Service:Thaum ua ke nrog HIC (Hydrogen Induced Cracking), nws yog siv rau cov hlab ntsha tuav corrosive, ntub dej H2S ib puag ncig.

Cov txheej txheem vuam zoo li cas rau ASME SA516 Qib 65?

ASME SA516 Qib 65 tuaj yeem welded siv ntau yam txuj ci, suav nrog Shielded Hlau Arc Vuam (SMAW), Gas Tungsten Arc Vuam (GTAW), thiab Gas Hlau Arc Vuam (GMAW). Rau cov seem tuab, preheating feem ntau pom zoo kom txo qis kev pheej hmoo ntawm thermal cracking. Post-weld heat treatment (PWHT) tuaj yeem siv los txo cov kev ntxhov siab thiab txhim kho cov khoom siv tshuab tom qab vuam.

Dab tsi yog cov yam ntxwv ntawm ASME SA516 Qib 65?

Cov khoom siv kho tshuab ntawm ASME SA516 Qib 65 suav nrog:, Tensile Strength: 65-85 ksi (448-586 MPa), Tawm Zog: 38 ksi (260 MPa) yam tsawg kawg nkaus, Elongation: 20% (rau cov phaj nrog thickness Tsawg dua los yog sib npaug rau 1.5 nti zog), muaj peev xwm ua tau zoo tiv taus kev ntxhov siab thiab kev nyuaj siab, tshwj xeeb tshaj yog nyob rau hauv qhov chaw kub kub.

Dab tsi yog qhov corrosion kuj ntawm ASME SA516 Qib 65?

Thaum ASME SA516 Qib 65 muaj qhov nruab nrab corrosion tsis kam, nws tsis yog tsim los tiv thaiv ib puag ncig corrosive. Nws ua tau zoo nyob rau hauv ib puag ncig uas corrosion tsis yog ib qho kev txhawj xeeb loj, tab sis rau cov ntawv thov raug rau cov tshuaj hnyav, acids, los yog dej ntsev, ntxiv cov txheej tiv thaiv los yog corrosion- cov hlau resistant tej zaum yuav xav tau. Rau cov xwm txheej zoo li no, cov hlau tsis muaj steel lossis corrosion- cov ntaub ntawv tiv taus yuav tsim nyog dua.

Cov tshuaj muaj pes tsawg leeg ntawm ASME SA516 Qib 65

ASME SA516 Qib 65 - Mechanical Properties

1. ASME SA516 Qib 65 yog dab tsi?

ASME SA516 Qib 65 yog qib carbon steel tsim los siv rau hauv kev tsim cov hlab ntsha siab thiab boilers uas ua haujlwm nyob rau hauv siab -siab thiab siab - kub. Nws yog ib feem ntawm ASME Boiler thiab Pressure Vessel Code (BPVC). Paub txog nws qhov zoo weldability, nws feem ntau yog siv rau hauv kev tsim kho cov hlab ntsha hauv kev lag luam xws li kev tsim hluav taws xob thiab kev ua tshuaj lom neeg.

2. Qhov siab tshaj plaws thickness rau ASME SA516 Qib 65 yog dab tsi?

Qhov siab tshaj plaws thickness rau ASME SA516 Qib 65 daim hlau yog feem ntau 4 ntiv tes (102 hli) rau cov hlab ntsha siab thiab kev siv boiler. Cov phaj saum toj no cov tuab yuav xav tau kev txiav txim siab ntxiv, xws li tom qab-weld kev kho cua sov, kom ntseeg tau tias cov khoom siv tshuab xav tau tiav. Lub thickness txiav txim siab cov hlau muaj peev xwm los tswj lub siab sab hauv thiab nws tag nrho cov qauv kev ncaj ncees.

3. Lub zog tawm los ntawm ASME SA516 Qib 65 yog dab tsi?

Lub zog tawm los ntawm ASME SA516 Qib 65 feem ntau yog 38 ksi (260 MPa) ntawm chav tsev kub. Qhov no ua kom cov khoom siv tuaj yeem tswj cov kev ntxhov siab sab hauv los ntawm cov khoom siv roj los yog kua yam tsis muaj deforming lossis yielding. Nws lub zog tawm los ua rau nws tsim nyog rau kev siv lub nkoj siab thiab boiler, qhov twg cov khoom yuav tsum tiv taus siab sab hauv yam tsis ua haujlwm.

4. ASME SA516 Qib 65 puas tuaj yeem welded?

Yog lawm, ASME SA516 Qib 65 paub txog nws qhov zoo weldability. Nws tuaj yeem welded siv cov txheej txheem vuam xws li SMAW (Shielded Hlau Arc Vuam), GMAW (Gas Metal Arc Vuam), thiab GTAW (Gas Tungsten Arc Vuam). Preheating thiab post-weld heat treatment (PWHT) feem ntau pom zoo rau cov ntu tuab kom txo tau qhov kev pheej hmoo ntawm kev tawg thiab ua kom cov khoom ruaj khov.

5. Cov tshuaj muaj pes tsawg leeg ntawm ASME SA516 Qib 65 yog dab tsi?

Cov tshuaj muaj pes tsawg leeg ntawm ASME SA516 Qib 65 feem ntau suav nrog:, Carbon (C): 0.18–0.23%, Manganese (Mn): 0.60–1.35%, Phosphorus (P): Tsawg dua lossis sib npaug li 0.035%, Sulfur (S): Tsawg dua lossis sib npaug li 0.0405%, cov ntsiab lus pab muab cov khoom siv nrog nws lub zog, toughness, thiab tsis kam rau thermal degradation nyob rau hauv qhov kub thiab txias, ua rau nws tsim nyog rau kev siv cov hlab ntsha.

6. Cov txiaj ntsig tseem ceeb ntawm kev siv ASME SA516 Qib 65 yog dab tsi?

Cov txiaj ntsig tseem ceeb ntawm kev siv ASME SA516 Qib 65 suav nrog nws qhov zoo tshaj plaws weldability, siab tensile zog, thiab tsis kam mus rau thermal degradation. Nws yog ib qho khoom siv zoo tshaj plaws rau cov hlab ntsha thiab cov boilers, tshwj xeeb tshaj yog nyob rau hauv kev lag luam xws li lub zog tsim, roj, thiab kev ua tshuaj. Cov khoom muaj peev xwm tiv taus qhov kub thiab txias ua rau nws muaj kev nyab xeeb thiab txhim khu kev qha rau cov ntawv thov no.

7. Dab tsi yog qhov kev xeem cuam tshuam rau ASME SA516 Qib 65?

ASME SA516 Qib 65 feem ntau yog kuaj rau kev cuam tshuam toughness ntawm qhov kub ntawm 0℃F (-18℃). Qhov kev ntsuam xyuas no ua kom cov khoom tuaj yeem tiv taus qis - qhov kub thiab txias thiab tsis txhob tawg tawg. Qhov kev ntsuam xyuas cuam tshuam yuav tsum muaj cov khoom siv kom nqus tau lub zog tsawg kawg nkaus ntawm 20 ft-lbs (27 J) ntawm qhov ntsuas kub, kom ntseeg tau tias nws yog qhov nyuaj txaus rau nws cov kev siv siab siab.

Hu rau tam sim no

Yog tias koj xav paub ntxiv txog ASME SA516 Qib 65 GNEE cov khoom, koj tuaj yeem xa email rau toinfo@gneesteels.com . Peb zoo siab tshaj los pab koj.