Lub zog tensile ntawm ASTM A517 Qib B yog dab tsi?
Lub zog tensile ntawmASTM A517 Qib B (ib qho quenched thiab tempered alloy steel phaj rau cov hlab ntsha siab) feem ntau yog los ntawm115ua 135k(795–930MPa)rau thicknesses txog li 2.5 nti(65mm ib). Rau daim hlau dhau2.5 ntimus txog6 nti, lub zog tensile yog 105-135 ksi(725–930 MPa).
ASTM A517 Qib B yog asiab -lub zog, quenched thiab tempered alloy steel phajtsim tshwj xeeb raucov hlab ntsha siab thiab hnyav -cov haujlwm ua haujlwmua haujlwm nyob rau hauv kev ntxhov siab. Cov hlau muab kev sib xyaw ua ke zoo heevHigh yield zog, tensile zog, thiab cuam tshuam toughness, tso cai rau cov neeg tsim qauv kom txo cov phaj tuab thaum tswj kev nyab xeeb. Nws yog feem ntau siv nyob rau hauvzog, petrochemical, thiab fais fab kev lag luamqhov twg txhim khu kev qha kev ua tau zoo nyob rau hauv xav tau siab thiab load tej yam kev mob yuav tsum tau.
Cov yam ntxwv tseem ceeb
ASTM A517 Qib B yog asiab -lub zog, quenched, thiab tempered (Q&T) alloy steeltsim tshwj xeeb rau kev siv hauv fusion-welded boilers thiab lwm cov hlab ntsha siab.
Ua kom pom tseeb:Nws yog tsim los rau cov ntawv thov uas txo qhov hnyav yog qhov tseem ceeb yam tsis muaj kev cuam tshuam cov qauv kev ncaj ncees.
Kev kho cua sov:Nws cov khoom yog ua tiav los ntawm kev nruj quenching thiab tempering txheej txheem los kho cov txheej txheem nplej.
Primary Identity:Nws yog cov khoom siv "siab-yield", txhais tau tias nws tuaj yeem tiv taus kev ntxhov siab ntau dua li cov qauv carbon steel ua ntej deforming.
Qib Qib
"A517" hais txogsiab -lub zog alloy steel siab nkoj phaj
"Qib B" txheeb xyuas cov tshuaj muaj pes tsawg leeg thiab qib zog
Muab rau hauvquenched thiab tempered mobkom ua tiav cov khoom siv kho tshuab xav tau
Kev sib piv: ASTM A517 Qib B vs ASTM A516 Qib 70
Lub zog: A517 Qib B muaj qhov ua tau zoo dua qhov muaj zog dua li A516 Qib 70
Toughness: A516 Qib 70 muab cov ductility zoo dua ntawm cov qib siab zog
Kev kho cua sov: A517 Qib B yog quenched thiab tempered; A516 Qib 70 yog normalized
Daim ntawv thov: A517 Qib B yog siv rau siab dua - cov hlab ntsha siab tshaj A516 Qib 70
Daim Ntawv Thov Kev Sib Tham
Siab - cov hlab ntsha siab
Heavy industrial khoom
Cov khoom tsim hluav taws xob
Cov khoom siv uas yuav tsum tau muaj zog txaus
Puas yog ASTM A517 Qib B xav tau tom qab-weld kev kho cua sov?
Tshaj tawm -weld kev kho cua sov feem ntaupom zoo los yog xav tau, tshwj xeeb tshaj yog rau cov phaj tuab lossis cov khoom siv lub cev muaj zog. PWHT pab txo qis kev ntxhov siab, rov ua kom tawv nqaij, thiab txhim kho lub sijhawm ntev - kev ua haujlwm tom qab vuam, ua kom muaj kev nyab xeeb nyob rau hauv siab.
Puas yog ASTM A517 Qib B corrosion resistant?
ASTM A517 Qib B tsis muab kev tiv thaiv corrosion. Rau corrosive ib puag ncig,tiv thaiv coatings, linings, los yog corrosion pubyuav tsum tau. Nws lub ntsiab kom zoo dua yog nyob rau hauv lub zog es tsis txhob corrosion.
Vim li cas thiaj xaiv ASTM A517 Qib B tshaj qis dua -lub zog steels?
ASTM A517 Qib B raug xaiv thaumsiab zog thiab txo thicknessyuav tsum tau. Nws tso cai rau cov qauv tsim kom muaj zog, muaj peev xwm tuav tau siab thiab thauj khoom, ua rau nws zoo dua rau qis dua - lub zog steels hauv kev thov.
Dimension Range
|
Qib |
Yam khoom |
Thickness |
Dav |
Ntev |
|---|---|---|---|---|
|
B |
Mill phaj |
4.78 - 31.75 |
1800 - 3050 |
6100 - 14900 |
Mechanical Properties
|
Qib |
Thickness |
0.2% YS (ksi) |
UTS (ksi) |
Elongation hauv 2 "1) |
Txo hauv cheeb tsam rau cov qauv duab plaub2) |
Kev txo qis hauv cheeb tsam rau cov qauv puag ncig3) |
|---|---|---|---|---|---|---|
|
B |
4.78 - 31.75 |
100 |
115 - 135 |
16 |
35 |
45 |
Tshuaj muaj pes tsawg leeg
|
C |
Mn |
P |
S |
Si |
Cr |
Mo |
V |
Ti |
B |
|---|---|---|---|---|---|---|---|---|---|
|
0.15 - 0.21 |
0.70 - 1.00 |
0.025 |
0.008 1) |
0.15 - 0.35 |
0.40 - 0.65 |
0.15 - 0.25 |
0.03 - 0.08 |
0.01 - 0.04 |
0.0005 - 0.005 |
1. Kev kho cua sov dab tsi yuav tsum tau ua rau ASTM A517 Qib B?
ASTM A517 Qib B yuav tsum tau muab rau hauvquenched thiab tempered (Q&T) mob. Quenching muab lub zog siab heev los ntawm kev tsim cov qauv hardened, thaum tempering restores toughness thiab txo brittleness. Qhov kev kho cua sov no yog qhov tseem ceeb kom ua tiav qhov yuav tsum tau uasib npaug ntawm lub zog thiab tawg tsis kamrau cov hlab ntsha siab thiab hnyav industrial siv.
2. ASTM A517 Qib B yog dab tsi?
ASTM A517 Qib B yog asiab -lub zog alloy steel phajxa nyob rau hauv lub quenched thiab tempered mob. Nws yog tsim raucov hlab ntsha siab thiab hnyav- cov qauv ua haujlwmuas yuav tsum tau muaj kev ntxhov siab siab thiab sab hauv siab. Cov hlau tso cai rau txo qhov tuab thaum tswj kev nyab xeeb, ua rau nws haum rau lub zog, petrochemical, thiab lub zog{1}} tiam kev lag luam.
3. Yuav ua li cas weldable ASTM A517 Qib B?
ASTM A517 Qib B yog weldable tab sis yuav tsum taunruj vuam tswj. Preheating, tswj cov khoom siv hluav taws xob, thiab cov txheej txheem vuam tsim nyog feem ntau tsim nyog. Vim nws lub zog siab thiab cov ntsiab lus alloy, kev vuam tsis zoo tuaj yeem ua rau tawg lossis tsis muaj zog. Ua raws li WPS pom zoo thiab, thaum xav tau, tshaj tawm -weld heat treatment kom muaj kev ruaj ntseg thiab txhim khu kev qha pob qij txha.
4. Dab tsi yog cov khoom tseem ceeb ntawm ASTM A517 Qib B?
ASTM A517 Qib B muajHigh yield zog, feem ntau nyob ib ncig ntawm 690 MPa, nrog rau siab tensile zog. Cov khoom no tso cai rau cov khoom siv los tiv thaiv qhov hnyav thiab siab. Txawm hais tias nws lub zog, nws tuav lub zog txaus rau kev pabcuam lub nkoj siab, ua rau nws zoo tagnrho rau siab -kev nyuaj siab kev lag luam thiab lub zog- ntsig txog kev siv.
5. ASTM A517 Qib B puas tuaj yeem txo qhov hnyav ntawm lub nkoj?
Yog lawm, ASTM A517 Qib B tso cai rau cov tsim qauvtxo phaj thicknessvim nws high yield zog. Cov phaj nyias nyias ua raulighter siab hlab ntsha, txo cov khoom siv, thiab kev thauj mus los yooj yim dua. Qhov kev poob phaus no yog qhov tshwj xeeb tshaj yog muaj txiaj ntsig hauv cov hlab ntsha loj thiab cov khoom siv hnyav uas tsis muaj kev cuam tshuam txog kev nyab xeeb ntawm cov qauv.
6. Cov kev lag luam twg feem ntau siv ASTM A517 Qib B?
ASTM A517 Qib B yog dav siv nyob rau hauvroj thiab roj, petrochemical, tsim hluav taws xob, hluav taws xob, thiab kev lag luam hnyav. Cov kev lag luam no xav tau cov ntaub ntawv muaj peev xwm tuav tausiab siab, hnyav loads, thiab xav tau kev pab cuam tej yam kev mob, ua A517 Qib B yog qhov kev xaiv tsim nyog.
7. Puas yog ASTM A517 Qib B haum rau cov hlab ntsha siab?
Yog lawm, ASTM A517 Qib B tshwj xeeb yog npaj raukev siv lub nkoj siabqhov twg siab zog yuav tsum tau. Nws cov qauv quenched thiab tempered ua rau nws muaj kev nyab xeeb tiv thaiv kev kub siab sab hauv thiab cov neeg kho tshuab kev ntxhov siab, tshwj xeeb tshaj yog nyob rau hauv cov hlab ntsha uas cov pa carbon steels tsis txaus.
Yog tias koj muaj qhov project xav tau rauASTM A517 Qib B, 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 cov khoom siv, tshuaj 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: info@gneesteels.com
