Txhawm rau xaiv qhov tsim nyog steel tshav kub hloov ua kua lossis kev ua haujlwm zoo, thiab kev ua haujlwm hauv nruab nrab, thiab cov qauv kev ua haujlwm hauv qab yog kev xaiv kauj ruam-theem kev xaiv:
TANarify Cov Kev Yuav Tsum Tau Ua (Cov Tub Rog Kub
{{0 {}}} ua ntej txiav txim kev siv
Yog tias siv rau kev sib pauv cua sov (e {{{0} g}, cua sov}, cua sov}, kub hloov kho thaum tshav kub hloov pauv "thiab" kub sib hloov pauv hloov kho "}}}"
Yog tias siv rau cov kua reepleance (e {{{0} g}, piping sharech thiab "kua tsis kam tswj ."
Stainless hlau cua sov hloov raj zeb tshuab
Tsom xam cov haujlwm ua haujlwm ib puag ncig
1.} cov yam ntxwv nruab nrab
Corrosion Kuj:
General Corrosion ib puag ncig (e {{{{{} g}}}}}}}}}}
Cov Qauv Corrosive lossis Chloride-ion ib puag ncig (E {{1} ionm (hiav txwv}
Kev kub-kub oxidation ib puag ncig (e . 625) .
Kev nyiam huv:
Cov khoom lag luam thiab cov khoom lag luam uas yuav tsum tau ua kua roj uas muaj qhov nruab nrab ntawm cov hlua khi lossis sib npaug kev kub ntxhov thiab txo qhov ntsuas).
2. kub thiab siab
High-Temperature Scenarios (>300 DEGREE):
Cov Khoom Siv Thaum Tshav Kub Kub: Ua Ntej Cov Khoom Siv Nrog Siab Thermal Conductivity Ntau dua 312}} Kub-{yog ntau dua kev tiv taus kub siab) .
Cov kua dej: yuav tsum ua kom tau raws li cov kev xav tau rau kev txhawb nqa kev kub siab (xa mus rau GB / T 14976 lossis ASME SA312 kom muaj kev kub ceev steel).
High -igh Scimarios (E . g .}, cov tshuaj tiv thaiv tshuaj lom neeg):
Kev sib pauv ntawm tshav kub: Yuav tsum muaj tuab-walled seamless hlab (e {} g} g}
Cov kua dej ua kom tuab raws li siab (E {{}} g}! Feem ntau los ntawm hydrostatic sim (feem ntau 1 {{5 zaug ua haujlwm siab).
3. txaus tus nqi thiab ntws
Kev sib pauv ntawm tshav kub: Diamerers me me (e {.}}}}}! Cov qauv tshwj xeeb (fins / screws) txhim kho kev kub ntxhov rau kev txhawb nqa thaum tshav kub hloov (haum rau cov roj lossis dej tsawg) {5 5}}
Cov kua dej: laij cov yeeb nkab taub raws li cov roj av khov kho (10-30 m / s rau cov roj siab sab hauv kom txo qis siab lossis xov ntawv sau).
Steel hlau kua yeeb nkab & tuab-walled yeeb nkab tshuab tshuab
Cov Khoom Siv Khoom Xaiv (CONUS Kev Sib Piv)
|
Teem nqi |
Cov cim loj |
Raug Daim Ntawv Teev Lus |
Sau ntawv |
|
304 |
General-lub hom phiaj, tiv taus cov kev corrosion, zoo thermal conductivity, tus nqi tsawg |
Kev sib pauv cov hlua (tsis muaj zog corrosion), kua roj / cua / cua) |
Nquag rau corrosion thaum chloride ion cov ntsiab lus> 200 ppm |
|
316L |
Muaj mo, resistant rau chloride ions thiab acid-alkali corrosion, weldability zoo |
Kev sib pauv cov leeg rau cov nqaij seater, tshuaj lom neeg lub raj (E {{{} g {}}, hydrochloric acid thauj) |
Thermal conductivity me ntsis qis dua 304, tus nqi siab dua |
|
321 |
Muaj ti, tiv taus high-kub intergranular corrosion, kub tsis kam dua lossis sib npaug rau 650 degree |
Kev hloov ntsuas kub kub (E . g ., boiler superheaters), chav dej boile |
Zam kev siv ntev ntev hauv cov rhiab kub ntau yam ntawm 400-800 degree |
|
2205 |
Chav yas, lub zog siab, tiv taus pitting thiab kev ntxhov siab corrosion los ntawm chlorides |
High-corrosion, high-high-high-high-highment ib puag ncig (e ., cov raj fais sib txauv ntawm ntug dej |
Nyuaj rau cov txheej txheem, yuav tsum tau tswj ntawm vuam ua kom sov tawm |
|
310S |
Tiv taus cov oxidation heigh oxidation siab (txog 1200 degree), siab-kub tsis kam |
High-kub flue roj tshav kub sib pauv, rauv yas |
Siab tus nqi, tsis zoo-kub nyuaj |
Cov qauv tsim qauv thiab kev xaiv tshwj xeeb
{{01. Tshwj xeeb tsim rau Kev Txauv Tubes Kub
Txhim kho cov qauv cua sov hloov chaw:
Cov leeg tiav: Siv rau roj-sab tshav kub txauv (nce thaj npoo av, e {{1} g., hauv cov cua txias);
Threaded hlab / corrugated hlab: nce fouling cua (haum rau yooj yim scaling media, xws li ntsuas lossis roj sludge);
Nyias-walled hlab (phab ntsa thickness tsawg dua los yog sib npaug rau 1 mm):} g}}}}} {{.
Ntau yam: cov uas hla feem ntau yog los ntawm 10-50 mm, nrog ntev customized raws li qhov loj me me (e}}
2. tsim qauv rau kua roj
Cov kev yuav tsum muaj nyob sab hauv: du thiab qis dua ntau dua lossis sib npaug nrog 3 {{3 μm) kom txo qis cov kua tsis kam thiab thev naus laus zis; Huv-Kav Pipes yuav tsum tau polishing (ra tsawg dua lossis sib npaug rau 0.8 μm).
Txoj kev sib txuas: Xaiv raws cov siab thiab yeeb nkab ntawm cov ntawv thov), yog cov ntawv sau cia (rau cov raj tshuaj kom muaj zog)}
Muaj ntau yam: txheej uas cov uas hla los ntawm 6-1200 hli, nrog rau kev ua kom zoo li ASM / T 17395 (E., sch10s-sch160s).
Adhering Rau Kev Lag Luam Cov Qauv Thiab Tshuaj Xyuas Qhov Twg
{{01. tus qauv tseem ceeb rau kev sib pauv cov hlua
Cov Qauv Khoom: GB / T 24593 (ASTM A213 (American tus txheej txheem rau Boiler thiab Kev Ua Pauv Hloov Tsheb).
Cov Qauv Khoom Siv Khoom Siv: GB / T 151 (Thaum Tshav Kub Kub Pauv Hloov), AS}}}}}}}
Tej yam tshuaj xyuas: hydrostatic xeem (ntau dua los yog sib npaug ntawm 1.}}}
{{02. tus qauv tseem ceeb rau kua leeg
Cov Qauv Khoom: GB / T 14976 (Suav Cov Qauv Rau Dej Kis Tus Kab Mob Welded / Cov Neeg Asmeskas (European Txuj Ci Cov Kav Dej Corrosion) {{}
Engineering Preminations: sh / t / t 3059 (GIPELICHIC DESCESTION), GB 50316 (PN40, nkaus}} {{}
Cov Khoom Siv Tshuaj Xyuas: Tensile Kuaj (Lub zog), Hnov Kev Tshawb Fawb (thaum thauj khoom), thaum thauj cov kev phom sij (thaum thauj cov kev phom sij (thaum thauj cov phom sij
Lwm Yam Tseem Ceeb
{{01. tus nqi thiab xa cov sijhawm txhuas
Cov Khoom Siv Thaum Tshav Kub Kub: Fins / xov / Xov (Cov Khoom Siv Kawg (Cov Khoom Siv Nickel) yog kim dua thiab yuav xav tau ua ntej customization.
Cov tub sab ua kua muaj nrawm dua, tab sis cov raj txheej loj los yog ua kom haum rau cov phab ntsa tuab (uas cuam tshuam kev ntsuas siab).
2. cov txheej txheem sib xyaw
Kev Txauv Kev Sib Tw: Xav txog cov txheej txheem sib txuas / vuam cov txheej txheem (e {{}
DEJ DEJ, FREING, THIAB LWM YAM KEV UA HAUJ LWM (E {}}} ...}} ... 1 {.
3. Kev lag luam-cov kev xav tau
Khoom noj khoom haus thiab kws tshuaj: yuav tsum dhau FDA cov ntawv pov thawj; Xaiv 316L Huv-Pipes-Qeb Cov Kav Pipes (nrog electrolytic polishing nyob rau sab hauv) .
Nuclear hwj chim / Aerospace: yuav tsum ua kom tiav qhov kev nyiam huv thiab tsis txhob ua kev tshuaj ntsuam xyuas (e}}}} .
Kev txiav txim siab cov txheej txheem teev
Txhais Tau Qhov Ua Haujlwm: Kev Hloov Tshav Hluav Taws Xob: Kev Hloov Tshav Kub → Xaiv cov leeg cua sov (tsom rau cov qauv cua sov); Thauj → Xaiv cov leeg kua (ua kom pom tseeb tiv thaiv thiab corrosion tsis kam lees) .
Tsom xam cov haujlwm ua haujlwm: nruab nrab (kev sib cais / huv si), kub, {{{}}}}} {{{4 4}}
Cov Qauv Tsim Qauv: Rau cov leeg pob hluav taws xob ua ke, xaiv cov kab hlau sib txuas, cov yeeb nkab thia / Ntsa Thickness + Enhanced Qauv (Fins / xov / Xov); rau kua kua kua, xaiv yeeb nkab hla / Phab ntsa Thickness + Txoj kev txuas (vuam / clam) {2} {2}
Cov Qauv: Ua raws li cov qauv kev lag luam (E {. kev tshuaj xyuas / cov ntaub ntawv tsis sib xws / cov ntaub ntawv rov ua haujlwm).
Kev Tshuaj Ntsuam Xyuas Tshaj Tawm: Sib Tham Kev Ua Tau Zoo (Thermal Condivity / Lub Zog), Nqi (Sijhawm Tshwj Xeeb), thiab Lub Sij Hawm Cov Khoom Tshwj Xeeb), thiab lub sijhawm coj khoom noj; Tham cov neeg lag luam rau kev daws teeb meem thaum tsim nyog .
Xaus: Los ntawm cov kauj ruam saum toj no, koj tuaj yeem system ua tsis tau zoo, zam kev ua haujlwm tsis muaj peev xwm ua haujlwm, zam kev ua haujlwm tsis muaj txiaj ntsig los ntawm kev xaiv tsis raug .
