NiCu 400 ke motsoako oa nickel-copper (hoo e ka bang 67% Ni - 23% Cu) e hanyetsanang le metsi a leoatle le mouoane ka mocheso o phahameng hammoho le tharollo ea letsoai le ea caustic. Alloy 400 ke motsoako o tiileng oa tharollo o ka thatafatsoang feela ke ho sebetsa ha serame. Alloy ena ea nickel e bonts'a litšobotsi tse kang ho hanyetsa kutu e ntle, bokhoni bo botle ba weld le matla a phahameng. Sekhahla se tlase sa kutu metsing a brackish kapa a leoatle a phallang ka potlako a kopantsoeng le ho hanyetsa khatello ea maikutlo-ho phatloha ho hoholo hoa metsi a mangata a hloekileng, 'me ho hanyetsa ha eona maemong a sa tšoaneng a senya ho lebisitse ho sebelisoa ha eona ka bongata liketsong tsa leoatle le litharollo tse ling tsa chloride tse sa oxidizing. Alloy ena ea nickel e hanyetsana haholo le hydro-chloric le hydrofluoric acid ha e fifala. Joalokaha ho ka lebelloa ho tsoa ho boleng ba eona bo phahameng ba koporo, alloy 400 e hlaseloa ka potlako ke nitric acid le ammonia systems.
NiCu 400 e na le thepa e ntle ea mechine ka mocheso oa subzero, e ka sebelisoa ka mocheso ho fihlela ho 1000 ° F, 'me ntlha ea ho qhibiliha ha eona ke 2370-2460 ° F. Leha ho le joalo, Alloy 400 e na le matla a fokolang maemong a annealed kahoo, mefuta e fapaneng ea khalefo. e ka sebelisoa ho eketsa matla.
Litšobotsi tsa NiCu 400
- E hanana le metsi a leoatle le mouoane ka mocheso o phahameng
- Khanyetso e babatsehang ho metsi a letsoai a phallang ka potlako kapa metsi a leoatle
- Ho hanyetsa ho hoholo hoa khatello ea maikutlo ho bola ha metsi a mangata a hloekileng
- Haholo-holo e hanyetsanang le hydro-chloric le hydrofluoric acid ha e fifala.
- Ho hanyetsa ka ho fetisisa ho se nke lehlakore le letsoai la alkaline le ho hanyetsa ho phahameng ho alkalis
- Ho hanana le chloride ho bakile khatello ea maikutlo ho corrosion cracking
- Thepa e ntle ea mochini ho tloha mocheso o tlase ho zero ho fihla ho 1020° F
- E fana ka khanyetso e itseng ho hydro-chloric le sulfuric acid ka mocheso o itekanetseng le ho tsepamisa mohopolo, empa ha se hangata e leng thepa ea khetho bakeng sa li-acid tsena.
Alloy ena e na le histori e telele ea ho sebelisoa e le thepa e thibelang ho bola, e qalileng mathoasong a lekholo la bo20 la lilemo ha e ne e ntlafatsoa e le boiteko ba ho sebelisa tšepe e phahameng ea koporo ea nickel. Likahare tsa nickel le koporo tsa ore li ne li le karo-karolelano eo hona joale e boletsoeng ka molao bakeng sa motsoako.
Sebopeho sa Lik'hemik'hale
| C | Mn | S | Si | Ni | Cu | Fe |
|---|---|---|---|---|---|---|
| .30 max | 2.00 max | .024 boholo | .50 max | 63.0 mets | 28.0-34.0 | 2.50 max |
NiCu 400 e hanyetsanang le Corrosion
NiCu Alloy 400e batla e se na chloride ion stress corrosion cracking libakeng tse tloaelehileng. Ka kakaretso, khanyetso ea eona ea kutu e ntle haholo ho fokotsa tikoloho, empa e futsanehile maemong a oxidizing. Ha e na thuso ho oxidizing acid, joalo ka asiti ea nitric le nitrous. Leha ho le joalo, e hanyetsana le li-alkalis tse ngata, letsoai, metsi, lihlahisoa tsa lijo, lintho tse phelang le maemo a sepakapaka ka mocheso o tloaelehileng le o phahameng.
Alloy ena ea nickel e hlaseloa ka likhase tse nang le sebabole tse ka holimo ho hoo e ka bang 700 ° F 'me sebabole se qhibilihisitsoeng se hlasela motsoako ka mocheso o fetang 500 ° F.
NiCu 400 e fana ka khanyetso e ts'oanang ea kutu joaloka nickel empa e na le likhatello tse phahameng tse sebetsang le mocheso le ka theko e tlaase ka lebaka la bokhoni ba eona bo phahameng ba ho etsoa ka mechine.
Lisebelisoa tsa NiCu 400
- Boenjiniere ba metsing
- Lisebelisoa tsa ho lokisa lik'hemik'hale le hydrocarbon
- Litanka tsa peterole le metsi a hloekileng
- Lithako tsa petroleum tse tala
- Licheso tse futhumatsang moea
- Li-heaters tsa metsi a futhumatsang metsi le lisebelisoa tse ling tsa mocheso
- Li-valve, lipompo, li-shafts, li-fittings le li-fasteners
- Lisebelisoa tsa mocheso oa indasteri
- Li-solvents tse nang le chlorinated
- Litora tsa ho tšeloa ka oli e tala
Tlhahiso ea NiCu 400
NiCu Alloy 400 e ka chesetsoa habonolo ka arc-tungsten arc, arc ea tšepe ea khase kapa lits'ebetso tsa tšepe tse sirelelitsoeng li sebelisa litšepe tse loketseng tsa ho tlatsa. Ha ho na tlhoko ea kalafo ea mocheso oa post weld, leha ho le joalo, ho hloekisoa ka botlalo kamora ho cheselletsa ho bohlokoa bakeng sa ho hanyetsa kutu ka ho fetesisa, ho seng joalo ho na le kotsi ea ho silafala le ho putlama.
Lisebelisoa tse phethiloeng li ka hlahisoa ho mefuta e mengata ea mekhoa ea mechine ha ho laola ka mokhoa o nepahetseng palo ea mosebetsi o chesang kapa o batang le ho khethoa ha mekhoa e nepahetseng ea phekolo ea mocheso.
Joalo ka li-alloys tse ling tse ngata tsa nickel, NiCu 400 hangata e thata ho e sebelisa mme e tla sebetsa ka thata. Leha ho le joalo, liphetho tse ntle li ka fumanoa haeba u etsa khetho e nepahetseng ea lisebelisoa le mochini.
Litlhaloso tsa ASTM
| Pipe Smls | Pipe Welded | Tube Smls | Tube e Welded | Leqephe/Letlapa | Sebaka | Ho qapa | E loketseng | Mohala |
|---|---|---|---|---|---|---|---|---|
| B165 | B725 | B163 | B127 | B164 | B564 | B366 |
Thepa ea Mechini
Mocheso o tloaelehileng oa kamore Tensile Properties of Annealed Material
| Foromo ea Sehlahisoa | Boemo | Tensile (ksi) | .2% Tlhahiso (ksi) | Elongation (%) | Ho thatafala (HRB) |
|---|---|---|---|---|---|
| Rod & Bar | Annealed | 75-90 | 25-50 | 60-35 | 60-80 |
| Rod & Bar | Khatello ea Mohatsela e Fokotseng | 84-120 | 55-100 | 40-22 | 85-20 HRC |
| Letlapa | Annealed | 70-85 | 28-50 | 50-35 | 60-76 |
| Leqephe | Annealed | 70-85 | 30-45 | 45-35 | 65-80 |
| Tube le Pipe ha li Seamless | Annealed | 70-85 | 25-45 | 50-35 | 75 boholo * |
Nako ea poso: Aug-28-2020