Daim ntawv qhia rau tooj liab-Nickel Tubes: Cov khoom, kev siv, thiab txiaj ntsig

Copper-nickel (CuNi) raj tau dav siv hauv marine, industrial, thiab HVAC daim ntawv thov vim lawv cov corrosion kuj, thermal conductivity, thiab durability. Cov raj no zoo tagnrho rau cov dej hiav txwv txias, cov khoom siv hluav taws xob, thiab kev ua haujlwm roj thiab roj. Qhov zoo muaj xws li lawv cov kev tiv thaiv rau biofouling, yooj yim ntawm fabrication, thiab tsis tshua muaj nqi txij nkawm, thaum tsis zoo muaj xws li cov nqi siab dua thiab xav tau tshwj xeeb vuam.

Copper-nickel tubes yog corrosion- cov kav dej tiv taus ua los ntawm cov hlau alloy feem ntau muaj cov tooj liab thiab npib tsib xee, nrog me me ntawm cov hlau thiab manganese los txhim kho corrosion thiab lub zog. Lawv muaj nyob rau hauv ntau qib, suav nrog:

CuNi 90/10 (C70600)- Muaj 90% tooj liab thiab 10% npib tsib xee, muaj zog tiv thaiv corrosion thiab zoo txhua yam khoom.

CuNi 70/30 (C71500) - Ua los ntawm 70% tooj liab thiab 30% npib tsib xee, ua kom muaj zog ntxiv thiab tiv thaiv dej hiav txwv corrosion.

Corrosion kuj: Ua haujlwm zoo hauv dej hiav txwv, tiv thaiv biofouling thiab yaig.

Thermal conductivity: Hloov cov cua sov kom zoo, ua rau nws tsim nyog rau cov khoom siv hluav taws xob thiab cov tshuab cua txias.

Durability: Tswj kev ua tau zoo nyob rau hauv qhov kub thiab txias thiab mechanical stress.

Resistance rau biofouling: txwv txoj kev loj hlob ntawm cov kab mob hauv hiav txwv, txo kev txij nkawm.

Fabrication: Yooj yim rau tsim, vuam, thiab nruab rau hauv cov txheej txheem nyuaj.

Kev siv dej hiav txwv

Siv hauvseawater cooling systems, shipbuilding, thiab desalination nroj tsuag.

Nruab rau hauvhluav taws tua hluav taws systemsntawm naval thiab coj mus muag nkoj.

Siv nyob rau hauv offshore platforms thiabsubsea pipelines, qhov twg corrosion kuj tseem ceeb heev.

Thaum tshav kub kub exchangers thiab condenser

Pom hauvfais fab nroj tsuag, chemical processing, thiab industrial cooling systems.

Siv hauvHVAC systemsrau kev ua kom txias thiab cua sov kom zoo.

Kev lag luam roj thiab roj

Siv nyob rau hauv offshore drilling rigs thiabcua sov rov qab systemshauv refineries.

Siv nyob rau hauv subsea cov qauv uas yuav tsum tau durability.

Automotive thiab aerospace

Pom hauvnres kab thiab hydraulic systems, qhov twg durability nyob rau hauv siab yog tsim nyog.

Siv hauvaircraft cua txias systemsrau lub sijhawm ntev - kev ntseeg tau.

Corrosion kuj

Kev tiv thaiv zoo rau dej hiav txwv, ua rau nws zoo tagnrho raukev siv dej hiav txwv.

Resistant rau biofouling, txo cov kev xav tau kev saib xyuas.

Thermal conductivity

Hloov cov cua sov kom zoo, ua kom haum rauheat exchangers thiab cua txias systems.

Durability thiab lub zog

Tswj kev ua tau zoo nyob rau hauv qhov kub thiab txias thiab mechanical stress.

Ntev - kav ntev, txo cov nqi hloov thiab tu.

Yooj yim ntawm fabrication

Yuav ua tau zoo li tus, welded, thiab ntsia nrog tus txheeb ze yooj yim.

Piv rau stainless hlau thiab carbon steel, tooj liab-nickel tubes kav ntev dua nyob rau hauv ib puag ncig corrosive, yooj yim rau fabricate, thiab yuav tsum tau tsawg dua tu.

Ob peb yam cuam tshuam rau cov tooj liab-nickel raj zoo tshaj plaws rau ib daim ntawv thov tshwj xeeb:

Cov xwm txheej ua haujlwm: CuNi 90/10 ua haujlwm zoo rau feem ntau cov ntawv thov dej hiav txwv, thaum CuNi 70/30 siv rau hauv cov xwm txheej hnyav.

Siab thiab kub: Ntau cov ntsiab lus nickel nce lub zog.

Loj thiab phab ntsa thickness: Yuav tsum ua kom haum qhov kev tsim qauv xav tau.

Cov qauv kev lag luam: Ua raws li ASTM, ASME, thiab ISO specifications ua kom zoo.

Vuam: Ua raws li cov txheej txheem pom zoo kom muaj kev ncaj ncees ntawm cov khoom.

Kev tshuaj xyuas tsis tu ncua: Saib xyuas kev hnav, pitting, lossis kev puas tsuaj.

Ntxuav: Cov dej yaug ib ntus thiab cov coatings tiv thaiv pab ua kom lub neej ntev.

1. Qhov txawv ntawm C70600 thiab C71500 tooj liab nickel raj yog dab tsi?
C70600 (90/10 tooj liab nickel)muaj 90% tooj liab thiab 10% npib tsib xee, muab biofouling zoo heev.C71500 (70/30 tooj liab nickel)muaj 70% tooj liab thiab 30% npib tsib xee, muab lub zog ntau dua thiab ua haujlwm zoo dua rau impingement corrosion.

2. Dab tsi yog tooj liab nickel raj siv rau?
Copper nickel tubesyog siv nyob rau hauv marine daim ntaub ntawv (seawater txias, shipbuilding, desalination), tshav kub exchangers thiab condensers, roj thiab roj platforms, thiab automotive nres kab.

3. Puas yog C71500 cov khoom tiv thaiv biofouling?
Yog lawm.C71500 khoomNws tiv thaiv biofouling, tab sisC70600 (90/10)muaj me ntsis superior biofouling kuj.

4. Dab tsi yog qhov tsim tawm tshaj plaws rau ASTM B111 C70600 hlab?
RauASTM B111 C70600 Cov Lus Qhiaraj nyob rau hauv seawater kev pab cuam, lub siab tshaj plaws tsim tshaj tawm yog3.6 m ib ob. Rau qhov nrawm dua, C71500 raug pom zoo.

5. Kuv puas tuaj yeem vuam tooj liab nickel raj siv cov txheej txheem vuam?
Yog lawm.Copper nickel tubestuaj yeem welded sivGas Tungsten Arc Welding (GTAW/TIG)nrog ERCuNi muab tub lim hlau. Preheating tsis tas yuav tsum tau, thiab tom qab-weld kev kho cua sov feem ntau tsis tsim nyog.

6. Qhov ceev ntawm C71500 yog dab tsi thiab vim li cas nws tseem ceeb?
Covc71500 uayog8.94 g/m². Qhov no yog qhov tseem ceeb rau kev xam lub raj qhov hnyav rau kev xa khoom, kev txhawb nqa cov qauv, thiab kev npaj thauj khoom.

7. Lub machinability ntawm 70/30 tooj liab nickel piv rau 90/10 li cas?
Cov70/30 tooj liab nickel machinabilitykev ntsuam xyuas yog 20% ​​ntawm dawb- txiav tooj dag, uas yog tib yam li 90/10. Txawm li cas los xij, C71500 xav tau cov cuab yeej muaj zog me ntsis vim nws lub zog ntau dua.

8. Puas yog sb111 c71500 raj haum rau cov nroj tsuag desalination?
Yog lawm.wb 111c71500cov raj yog siv rau hauv cov nroj tsuag desalination, tshwj xeeb tshaj yog rau cov cua sov rov qab seem ntawm multi-theem flash (MSF) units.

9. Vim li cas thiaj xaiv cov tooj liab nickel raj hla stainless hlau rau kev pabcuam dej hiav txwv?
Copper nickel tubesmuab superior corrosion kuj nyob rau hauv dej hiav txwv, natural biofouling kuj, thiab ntau nqi txij nkawm nqi piv rau stainless hlau.

10. Dab tsi yog qhov kub thiab txias rau tooj liab nickel 70/30 raj?
Rautooj liab nickel 70/30 (C71500)tubes, qhov kub ntawm qhov annealing yog700-825 degree.

11. Cov kav dej asme sb466 c715 puas tuaj yeem siv rau cov dej tua hluav taws ntawm cov chaw sab nrauv?
Yog lawm.ib sb466c715cov kav dej tau dav siv rau cov dej hiav txwv dej hiav txwv tua hluav taws tua hluav taws ntawm cov ntug dej hiav txwv.

12. Qhov twg tooj liab nickel alloy yog kev lag luam ntau dua: C70600 lossis C71500?
C70600 (90/10 tooj liab nickel)yog kev lag luam ntau dua li C71500 vim nws cov ntsiab lus qis nickel, thaum tseem muab kev tiv thaiv corrosion zoo heev rau feem ntau marine daim ntaub ntawv.