Yam Khoom: ASTM A516 Qib 70 Hlau Phaj
Hom: Hlau phaj
Cov Khoom Siv: ASTM A516 Qib 70, Carbon Steel
Qhov loj me: 20 mm * 2 meters * 6 meters, 20 * 2000 * 6000 mm
Nto: Tsis yog
Lub teb chaws Export: Venezuela
Peb ASTM A516 Qib 70 steel phaj yog tsim hauv Suav teb, muab lub zog siab thiab lub zog siab. Cov pa roj carbon steel phaj ntsuas 20 mm hauv thickness, 2 meters hauv qhov dav, thiab 6 meters hauv qhov ntev.
Nws yog tsim tsis muaj kev kho deg, tso cai rau customization raws cov kev xav tau.
Lub ASTM A516 Qib 70 cov khoom siv kom ntseeg tau zoo heev cov khoom siv, ua rau nws muaj peev xwm ua kom muaj peev xwm thiab kev ua haujlwm ib puag ncig.
ASTM A516 Gr . 70 Nple - nplej tua steel phaj
1. Dab tsi yog astm A516 gr70 nace hic steel phaj
TusASTM A516 GR70Kev qhia tshwj xeeb yog tus qauv rau cov phiaj hlau siv roj carbon hlau siv hauv cov hlab ntsha siab rau kev pab cuam nrab thiab qis {{} kev pabcuam kub. Thaum ua ke nrog Nace (Lub Koom Haum Thoob Ntiaj Teb) thiab HIC (hydrogen ua rau hydrogen ntau qhov chaw uas tsis muaj kev puas tsuaj rau kev puas tsuaj yog qhov tseem ceeb. Cov phiaj no tau siv dav hauv kev lag luam xws li cov roj thiab roj, petrochemical, thiab lub zog tiam.
2. Cov yam ntxwv tseem ceeb ntawm ASTM A516 GR70 nace hic
Muaj zog thiab muaj sia: A516 Gr70 phaj muaj lub zog tensile zoo heev thiab kev nyuaj, ua rau nws zoo rau cov khoom lag luam siab.
HIC tsis kam: Qhia tshwj xeeb rau hydrogen ua rau muaj kev tawg paj tawg, ua kom muaj kev cia siab rau hauv cov roj av qaub.
Nace ua raws: Ntsib NACE MR0175 / ISO 15156 tus qauv rau kev siv nyob rau hauv ib puag ncig nrog cov ntsiab lus tseem ceeb Sulfur.
Hwj txwv: Cov ntsiab lus muaj roj carbon tsawg ua kom tau cov ntsiab lus weldability, tso cai rau yooj yim fabrication thiab sib dhos.
Muaj ntau yam tuab ntau yam: Muaj nyob rau hauv ntau thicknesses kom haum muaj ntau hom kev ua haujlwm.
3. Tshuaj lom neeg muaj pes tsawg leeg thiab cov khoom siv mechanies
Cov tshuaj lom neeg muaj pes tsawg leeg ntawm ASTM A516 qib 70 (HIC) cov phiaj hlau tau teev rau kom ua kom tsis kam mus rau kev ua haujlwm (HIC) hauv cov chaw pabcuam hauv qab. Qhov tseem ceeb hauv qab no yog qhov tseem ceeb tshaj plaws tshwj tsis yog lwm tus neeg ASTM A516 / A516M thiab nace TM0284 rau kev sim ua hauj lwm.
|
Lub ntsiab |
Kev sib xyaw (% los ntawm qhov hnyav) |
Sau ntawv |
|---|---|---|
|
Carbon (c) |
0.27 - 0.31 |
Qhov siab tshaj plaws, sib txawv nrog phaj tuab (tsawg dua los yog sib npaug rau 0.27% rau cov phiaj tsawg dua lossis sib npaug rau 12,5 hli). |
|
Manganese (mn) |
0.79 - 1.30 |
Rau txhua 0.01% txo rau C hauv qab Max, MN tej zaum yuav nce ntxiv los ntawm 0.06% txog li 1.50%. |
|
Phosphorus (p) |
0.025 |
Txo rau HIC tsis kam, stricter tshaj tus qauv A516 (0.035 max). |
|
Sulphur (s) |
0.025 |
Txo rau HIC tsis kam, stricter tshaj tus qauv A516 (0.035 max). |
|
Silicon (si) |
0.15 - 0.40 |
Txhim kho cov oxidation thiab corrosion tsis kam. |
|
Aluminium (AL) |
0.02 (min) |
Rau deoxidation thiab cov qauv grain zoo (tua cov hlau). |
|
Chromium (cr) |
0.30 (max) |
Luas lub caij, yeem rau kev txhim kho corrosion tsis kam. |
|
Tooj Liab (Cu) |
0.30 (max) |
Luas lub caij, yeem rau corrosion tsis kam. |
|
Npib tsib caug (ni) |
0.30 (max) |
Luas lub caij, yeem rau kev tawv. |
|
Molybdenum (mo) |
0.08 (max) |
Luas lub caij, yeem rau lub zog. |
|
Niobium (nb) |
0.01 (max) |
Luas lub caij rau cov khoom siv khaws qoob loo. |
|
Titanium (ti) |
0.03 (max) |
Luas lub caij rau cov khoom siv khaws qoob loo. |
|
Vanadium (V) |
0.02 (max) |
Cov kab caij rau lub zog. |
|
Carbon sib npaug (CEV) |
0.43 (max, tsawg dua los yog sib npaug rau 1.25 "tuab) |
Cua=C + mn / 6 + (5 + (ni + cu) / 15; stricter rau HIC Kuj. |
Sau ntawv:
Cov hlau yog tua tau thiab nplua {- nplej kho kom txhim kho hic kuj.
Tam sim no kuaj ib qho TM0284 ua rau cov ncauj lus uas tsis tshua muaj neeg mob siab rau hydrogen sai rau hydrogen {}}}}}}}}} chaw ib puag ncig.
Ntxiv Yuav Tsum Tau Siv (piv txwv li, S1: Siv lub tshuab nqus tsev, S2: cov tshuaj ntsuam xyuas) tuaj yeem thov raws li ASTM A20 / A20m rau txhim kho kev tswj hwm zoo.
Cov Khoom Siv Neeg Kho Tshuab:
|
Ntiag tug |
Tus nqi |
Sau ntawv |
|---|---|---|
|
Lub zog tensile |
{{0 {}} mpa mpa (70,000 - 90}}, 000 psi) |
Ntsuas los ntawm kev ntsuas nro, kom muaj zog kom muaj zog rau cov hlab ntsha siab. |
|
Yield zog (min) |
260 MPa (38,000 PSI) |
Yam tsawg kawg nkaus ntxhov siab ntawm cov uas muaj kev cuam tshuam zoo li cas. |
|
Elongation (Min, 200 hli koob nyiam) |
17% |
Qhia txog qhov chaw siab tshaj plaws rau 200 hli gauge ntev. |
|
Elongation (min, 50 hli koob nyiam) |
21% |
Qhia txog kev daws teeb meem rau 50 hli koob qhia ntev. |
|
Charpy V - Cov Lus Cog Tseg Tsis Yooj Yim |
Tej yam sib txawv (feem ntau 27 j ntawm -46 degree) |
Kuaj ib ASTM AT20 S5 rau kev nthuav tawm kev nyuaj hauv qhov kev pab kub qis- kub kev pab. |
|
Hardness (raug) |
200 HB (Max) |
Kwv yees brinell hardness rau cov paib teev tseg. |
Cov Khoom Ntxiv
|
Ntiag tug |
Tus nqi |
Sau ntawv |
|---|---|---|
|
Thermal conductivity |
~52.0 W/m-K |
Siab thermal conductivity pab sov li dissipation hauv boilers / siab cov hlab. |
|
Ceev |
~ 7.85 g / cm³ |
Raug rau cov roj hlau. |
|
Hwj txwv |
Zoo tshaj |
Cov pa roj carbon tsawg thiab tswj tau cov kev faib tawm kom muaj kev nyab xeeb. |
|
HIC tsis kam |
Nace tm0284 ua raws |
Tested rau hydrogen -}} Qhov tsis pom kev hauv H2S ib puag ncig. |
Charpy V - Cov lus cuam tshuam cuam tshuam rau cov phiaj xwm nyob rau hauv qis - kub, qaub kev pabcuam ib puag ncig.
Ntxiv tes kuaj (piv txwv li, S3: Simulated Post- Weld Kev Kho Tshav Kub, S8 / S8: Kev kuaj tshiab) yuav tau thov rau kev txheeb xyuas kev ncaj ncees.
Cov khoom no ua rau cov boiler zoo steel phaj haum rau cov ntawv thov uas muaj zog thiab lub zog yog qhov tseem ceeb.
4. Kev thov ntawm Astm A516 Gr70 nace hic steel phaj
TusA516 Gr70 Phajyog dav siv nyob rau hauv kev lag luam uas xav tau cov ntaub ntawv muaj zog rau huab kev mob:
Roj thiab roj: Rau cov raj dej hluav taws xob, tso tsheb hlau luam, thiab cov hlab ntsha siab tau nthuav tawm cov roj sur roj.
Petrochemical: Hauv reactors thiab kev hloov cua sov uas muaj kev tiv thaiv corrosion tsis tseem ceeb.
Lub Zog Loj: Rau boilers thiab chav nruas ua hauj lwm nyob rau hauv kev kub siab.
Kev Lag Luam: Hauv cov khoom siv tuav tshuaj ua phem.
5. Vim li cas xaiv GNEE steel rau Astm A516 Gr70 nace hic hlau phiaj?
Ntawm GNee Steel, peb muaj kev txaus siab peb tus kheej ntawm kev xa cov siab siab - Zoo 516 siab txog cov hlau txiav rau koj cov kev xav tau. Peb cov txiaj ntsig suav nrog:
Kev Muaj Peev Xwm Zoo: Txhua daim phiaj dhau los ua kom nruj, suav nrog kev ua raws li ntawm no thiab kev ua raws cai.
Ntiaj teb export: Peb muabA516 Gr70 PhajRau cov neeg siv khoom thoob ntiaj teb, ua kom tiav cov khoom xa tuaj raws sijhawm.
Tib neeg: Muab cov hlau rau ntau qhov ntau thiab tsawg thiab thickinges kom tau raws li kev xav tau tshwj xeeb.
Tus nqi sib tw: High {- Cov khoom zoo ntawm tus nqi - txoj kev siv tau.
6.What yog qhov sib txawv ntawm A516 GR 60 thiab A516 GR 70?
Tshuaj Muaj TshuajQib 700 muaj cov pa roj carbon ntau dua thiab manganese cov ntsiab lus piv rau qib 60 thiabCov Khoom Siv Neeg Kho TshuabQib 700 muaj ntau dua lub kaum thiab tawm los ua lub zog tshaj qib 60 xyoo thiabCov Ntawv ThovThaum ob qho tib si siv nyob rau hauv cov ntawv thov sib xws, qib 70 yog xav tau thiab ob theem kev lag luam zoo heev rau cov roj av thiab cov nkoj siab.
7.What yog qhov sib txawv ntawm A36 thiab A516 GR 70?
ASTM A516 Gr 70 vs A36, ASTM A516, ASTM A516 Hlau thiab A36 Hlau Ua Tau Rau Cov Hlau Hom.ASTM A516 cov hlau yog cov hlab ntsha siab thiab cov hlau boiler. ASTM A36 Hlau yog HlauCov. Rau cov ntsiab lus siv tshuaj ntawm carbon, astm A516 hlau thiab A36 hlau kuj tseem hu ua cov roj carbon hlau.
8. Dab tsi yog qhov sib txawv ntawm A516 Gr 70 thiab A105?
ASTM A516 gr {. 70 feem ntau yog siv los tsim cov khoom siv siab, thiab lwm yam muaj zog, suav nrog cov flanges siab, uas feem ntau muaj cov khoom yuav tsum tau ua.
9.What yog qhov sib txawv ntawm A516 Gr 70 thiab A285 Gr C?
SA-516-70 muaj lub zog ntau dua thiab tawm lub zog tshaj li 225 qib, uas yog qhov sib txawv tseem ceeb ntawm lawv. Hauv ntau yam kev mob, cov teeb meem nyuaj ittm A285 qib C Carbon Steel daim phiaj tsis lwj lossis tsis tu ncua ntawm qhov kub uas muaj-mais℃lossis qis dua.
10. Dab tsi yog ASTM A516 GR 70 sib npaug rau?
P355ghugh
Cov lus piav qhia. ASTM A516 Qib 70 yog boiler / siab lub raj-siab zoo ntawm cov hlau phaj rau kev siv hauv cov kev pabcuam tsawg. Nws tau txhim kho cov ntsiab lus tsis meej. A516 GD70 steel phaj yog sib npaug rau covP355ghegh thiab 490b qib.
11.What yog qhov sib txawv ntawm 516 70 thiabA516 70N?
A516 Gr 70 tus thawj lub phaj yog kub dov phaj. Thiab A516 Gr 70n steel phaj, n qhia tau tias nws yog ib lub phaj zoo li qub, uas yog, ib qho kev kho cua sov ntxiv.