UNS C70600 Copper Nickel Tube (ASTM B111 / ASTM B466) yog dab tsi?
UNS C70600yog a90% tooj liab thiab 10% nickel alloynrog me me kab ntawm hlau thiab manganese. Tooj liab ua rau cov khoom siv tag nrho lub zog, thaum lub ntsiab lus txhim kho corrosion kuj. Qhov tshwm sim yog ib qho engineering alloy uas muajzoo heev corrosion kuj, tshwj xeeb tshaj yog nyob rau hauv marine thiab saltwater ib puag ncig.
UNS C70600 Tube (ASTM B111 / ASTM B466)muabzoo zog thiab creep kujthaum uayooj yim rau weld thiab daim ntawv, nrog kev ua haujlwm txias thiab kub ua haujlwm zoo heev.
Lub raj alloy no sawv cev rau ib qhozoo tagnrho lwm txojrau kev khiav hauj lwm ib puag ncig qhov twgchloride kev nyuaj siab corrosion cracking yog teeb meem- Ib puag ncig uas cov hlau tsis muaj hlau tsis zoo.
Dab tsi yog qhov sib npaug Specifications rau UNS C70600 Copper Nickel Tube?
GNEE cov khoom sivc70600 cevkom ua tau raws li cov qauv loj thoob ntiaj teb. Lub ntsiab specifications yogASTM B111(heat exchanger tube) thiabASTM B466(seamless yeeb nkab).
| Txuj | Scope / Sib npaug |
|---|---|
| ASTM B111 | Seamless tooj liab alloy raj rau cua sov exchangers thiab condensers |
| ASTM B466 | Seamless tooj liab-nickel yeeb nkab rau cov kav dej dav dav |
| ASME SB 111 | Ib yam li ASTM B111, rau ASME code daim ntawv thov |
| ASME SB 466 | Ib yam li ASTM B466, rau ASME code daim ntawv thov |
| TIAB SA 2.0872 | German sib npaug (CuNi10Fe1Mn raj) |
| EN 12449 CW352H | European txheem rau CuNi10Fe1Mn raj |
| BS 2871 CWB 102 | British sib npaug |
| MIL-T-16420K | Tub rog specification rau lub raj |
Cov npe nrov rau cov khoom siv raj no:90/10 Cu-Ni raj, CuNi10Fe1Mn seamless raj, ASTM B111 C70600 condenser raj, C70600 seamless yeeb nkab.
Dab tsi yog Biofouling Performance ntawm UNS C70600 Tube?
UNS C70600 Tubemuajzoo heev tiv thaiv biofouling thiab marine corrosion.
Biofouling yog ib qho teeb meem tshwm sim nyob rau saum - hiav txwv thiab subsea xwm txheej. Cov kab mob hauv qab no tuaj yeem txuas rau lub raj xa dej:
Algae
Micro{0}}cov kab mob
Cov tsiaj me (xws li barnacles thiab mussels)
Cov kab mob no tuaj yeem cuam tshuam rau lub raj dej sab hauv lossis kev ua haujlwm sab nraud. Thaum biofouling tshwm simhauv ib lub cev, nws ua rau:
Txo tus nqi ntws
Cov nqi siv zog nce ntxiv
Hauv qab - tso nyiaj corrosion (corrosion uas tsim hauv qab fouling txheej)
Lub biofouling kuj ntawmc70600 cevkuj txo qhov kev pheej hmoo ntawm pitting. Txawm li cas los xij, cov khoom sivNws yog qhov ua tau rau pitting hauv cov dej tsis huv uas muaj hydrogen sulphide (H₂S). Qhov no yuav tsum tau txiav txim siab rau ib puag ncig tshwj xeeb xws li dej hiav txwv stagnant nrog cov organic decomposition.
Advantage tshaj stainless hlau raj:Tsis zoo li 316L stainless hlau raj,C70600 raj tsis tas yuav tsum tau ntxuav ib ntus lossis siv tshuajlos tiv thaiv biofouling hauv seawater kev pabcuam.
Dab tsi yog Mechanical Properties of UNS C70600 Tube (ASTM B111)?
Tej yam khoom rau C70600 raj nyob rau hauv ntau tempers:
| Khoom | Kev kho mob (O61) | Lub teeb kos (H55) | Hard (H80) |
|---|---|---|---|
| Tensile zog (MPa) | 310 – 380 | 380 – 480 | 480 – 550 |
| Yield zog (MPa) | 105 – 170 | 280 – 410 | 410 – 480 |
| Elongation (%) | 42 – 50 | 15 – 25 | 5 – 10 |
| Hardness (Rockwell B) | 40 – 65 | 70 – 80 | 80 – 90 |
Annealed (O61) C70600 raj muaj qhov zoo tshaj plaws ductility rau khoov, flaring, thiab nthuav mus rau hauv cov ntawv raj. Hard temper (H80) muaj zog dua rau cov yeeb nkab ncaj nraim.
Lub cev muaj zog ntawm UNS C70600 Tube yog dab tsi?
| Khoom | Metric | Imperial |
|---|---|---|
| Qhov ntom | 8.94 g / cm³ | 0.323 lb/in³ |
| Melting point ntau | 1090-1125 ° C | 1994 - 2057℃F |
| Thermal conductivity | 40-50 W / mK | 278 BTU·in/hr·ft²·° F |
| Hluav taws xob conductivity | 9% IAB | – |
| Coefficient ntawm thermal expansion (20-300 degree) | 17.1 µm / m degree | 9.5 µin / hauv℃F |
| Sib nqus permeability | Tsawg (1.01-1.69) | – |
Dab tsi yog Fabrication Properties ntawm UNS C70600 Tube?
| Khoom / txheej txheem | Rating / Nthuav dav |
|---|---|
| Weldability | Zoo heev- TIG, MIG, coated hlau arc, taub qab, seam, chaw |
| Khoov | Zoo- Annealed raj khoov tau yooj yim; siv mandrel rau nruj radii |
| Flaring / Expanding | Zoo heev-Annealed tube tuaj yeem flared lossis dov rau hauv cov ntawv raj |
| Txias txoj kev | Zoo- Haum rau swaging, txo, thiab coiling |
| Kub sib sau | Zoo- Pom zoo kub: 760-870 degree |
| Machineability(rau tube kawg) | 20%- Siv cov cuab yeej ntse rau beveling lossis threading |
C70600 cevyooj yim rau weld thiab daim ntawvpiv rau ntau lwm cov siab - zog tooj liab alloys. Qhov no txo cov nqi tsim khoom rau cov khoom siv hluav taws xob thiab cov kav dej.
Dab tsi yog Cov Ntawv Thov rau UNS C70600 Tube?
C70600 Tube (ASTM B111 / ASTM B466)yog siv nyob rau hauv:
| Daim ntawv thov cheeb tsam | Cov Cheebtsam tshwj xeeb |
|---|---|
| Thaum tshav kub kub exchangers | Condenser tubes, txias tubes, evaporator tubes |
| Desalination nroj tsuag | Seawater feed tubes, brine rhaub tubes |
| Offshore platforms | Seawater txias kab, hluav taws xob mains |
| Shipbuilding | Ballast kab, dej txias tshuab, kab huv huv |
| Cov nroj tsuag muaj zog | Cov kav dej txias kom txias, pab kom txias |
| Aquaculture | Ntses ua liaj ua teb seawater tub raj |
| Hydraulic systems | Seawater hydraulic kab |
Sivc70600 cevas iblwm txoj rau stainless hlau rajnyob rau hauv ib puag ncig uas chloride kev nyuaj siab corrosion cracking yog teeb meem. C70600 kuj tseem nyiam tshaj titanium rau tus nqi vim qhov dej nrawm nrawm.
FAQ
Q1: Dab tsi yog qhov txawv ntawm ASTM B111 C70600 raj thiab ASTM B466 C70600 yeeb nkab?
A: ASTM B111 C70600 Tubeyog tshwj xeeb tshaj yog rau cov cua kub exchangers thiab condensers - nws muaj nruj dua dimension tolerances thiab yog kuaj los ntawm eddy tam sim no los yog hydrostatic txoj kev.ASTM B466 C70600 yeeb nkabyog rau cov kav dej hiav txwv dav dav - nws muaj qhov loj dua thiab cov phab ntsa tuab dua. Ob leeg yog tib yam C70600 alloy.
Q2: Dab tsi kub ntawm ASTM B111 C70600 raj yog qhov zoo tshaj plaws rau khoov rau hauv U- khoov?
A: Annealed (O61) C70600 rajyog qhov zoo tshaj rau U- khoov. Nws muaj 42-50% elongation, cia lub vojvoog nruj nruam dabtsi yog khoov tsis tawg. Tom qab khoov, lub raj yuav raug kev ntxhov siab yog tias xav tau.
Q3: Can UNS C70600 raj yuav welded rau titanium raj hauv lub tshav kub exchanger?
A: Yog, tab sisKev vuam ncaj qha ntawm C70600 raj rau titanium tsis pom zoovim brittle intermetallic tsim. Siv cov kev hloov pauv sib koom ua ke (piv txwv li, tawg- khi C70600 / titanium phaj) lossis cov khoom siv kho tshuab.
Q4: Dab tsi yog qhov siab tshaj plaws seawater tshaj tawm rau ASTM B111 C70600 raj?
A: c70600 cevtuaj yeem tswj cov dej hiav txwv nrawm mus txog3.5 - 4.0 m / s (11-13 ft / s)tsis muaj corrosion corrosion. Saum toj no, xav txog C71500 (70/30 Cu-Ni) tube.
Q5: Puas yog UNS C70600 tube xav tau kev tshaj tawm -weld kev kho cua sov?
A: Tsis yog,c70600 cevfeem ntau uatsis xav tau tom qab-weld kev kho cua sov. Txawm li cas los xij, kev ntxhov siab rau kev ntxhov siab ntawm 593-650℃yuav siv tau rau U-khoov hlab lossis cov ntu welded hnyav.
Q6: Yuav ua li cas biofouling tsis kam ntawm C70600 raj piv rau 90/10 Cu-Ni phaj?
A: c70600 cevmuaj tib yam biofouling kuj zoo li phaj - zoo heev. Lub puab sab hauv ntawm lub raj kos tau tawm tsam fouling zoo dua li qhov chaw rougher.
Q7: Dab tsi muab hlau yuav tsum siv rau TIG vuam ASTM B111 C70600 raj?
A: Rau TIG vuamc70600 cev, sivAWS A5.7 ERCuNifiller hlau. Nws phim 90/10 muaj pes tsawg leeg thiab muab kev tiv thaiv corrosion zoo.
Q8: Lub raj UNS C70600 puas tuaj yeem siv rau cov dej haus?
A: Yog,c70600 cevtau txais kev pom zoo rau cov dej haus. Nws cov corrosion kuj zoo heev, thiab npib tsib xee / tooj liab leaching yog nyob rau hauv WHO thiab EPA txwv.
Q9: Dab tsi yog qhov txawv ntawm C70600 raj thiab C71500 raj rau kev pabcuam condenser?
A: C70600 tube (90/10 Cu-Ni)yog tus nqi ntau dua - siv tau thiab tsim nyog rau cov dej hiav txwv huv nrog ceev txog li 3.5 m/s.C71500 tube (70/30 Cu-Ni)muaj zog dua, kev yaig ntau dua- tiv taus, thiab ua haujlwm nrawm txog li 5 m / s - tab sis raug nqi ntau dua.
Q10: ASTM B111 C70600 raj tau kuaj li cas rau kev xau?
A: c70600 cevyog kuaj los ntawmeddy tam sim no (ASTM E243)los yogHydrostatic siab (ASTM B111). Eddy tam sim no tsis yog - puas tsuaj thiab kuaj pom cov teeb meem sab hauv / sab nraud. Kev ntsuas hydrostatic yuav tsum tau ua rau qee yam kev siv.
Q11: Dab tsi yog qhov thermal conductivity ntawm UNS C70600 raj piv rau admiralty tooj dag?
A: c70600 cevmuaj thermal conductivity ntawm 40-50 W / mK. Admiralty tooj dag (C44300) yog hais txog 100 W / mK. Yog li C70600 ua kom muaj cua sov tsawg, tab sis nws cov kev tiv thaiv corrosion zoo feem ntau tshaj qhov no rau cov dej hiav txwv txias.
Q12: Dab tsi txoj kab uas hla yog muaj rau ASTM B466 C70600 seamless yeeb nkab?
A: GNEE cov khoom sivC70600 cevlos ntawm1/4 "NB (6mm) txog 12" NB (300mm). Phab ntsa thickness ranges ntawm Sch 5 txog Sch 80 (thiab kev cai).
Q13: Puas yog UNS C70600 raj haum rau kev pabcuam qaub (H₂S)?
A: c70600 cevyogsusceptible rau pitting hauv cov dej tsis huv uas muaj hydrogen sulphide- qhov no yuav tsum zam. Rau kev pabcuam dej hiav txwv qaub, xav txog C71500 lossis super duplex stainless hlau.
Q14: Dab tsi yog qhov kev nthuav dav rau ASTM B111 C70600 raj hauv cov ntawv raj?
A: Rauc70600 cevdov rau hauv carbon steel tube nplooj ntawv, tso cai8-12% phab ntsa txo. Rau stainless hlau raj ntawv, tso cai5-8%. Ib txwm ua qhov kev sim nthuav dav ua ntej.
Q15: Yuav ua li cas yog ASTM B111 C70600 raj kuaj ntawm GNEE?
A: Txhuac70600 cevKev ntsuas tshuaj lom neeg, kev sim tensile, kev sim flattening, expansion test (rau annealed raj), eddy tam sim no los yog hydrostatic test, seem soj ntsuam, thiab kev soj ntsuam pom. Mill test reports (MTR) yog traceable rau cua sov tooj.
Kev soj ntsuam zoo rau UNS C70600 Tube (ASTM B111 / ASTM B466)
GNEE txoj kev tshuaj xyuas rauc70600 cevyog tsim tshwj xeeb rau cov khoom siv tubular:
| Kuaj | Txoj kev / Standard |
|---|---|
| Tshuaj muaj pes tsawg leeg | Optical emission spectrometer - rau ASTM E1476 |
| Tensile zog | ASTM E8 / ASTM B111 - longitudinal strip los yog tag nrho cov raj |
| Yield zog (0.2% offset) | ASTM E8 - nrog extensometer |
| Elongation | ASTM E8 - 4D ntsuas qhov ntev |
| Kev ntsuam xyuas | ASTM B111 - raj flattened rau qhov sib txawv |
| Expansion xeem(annealed tube) | ASTM B111 - raj nthuav dav tshaj mandrel |
| Rov qab flattening test(welded tube) | ASTM B111 - rau welded raj nkaus xwb |
| Eddy tam sim no xeem | ASTM E243 - kuaj pom cov teeb meem uas tsis yog - puas tsuaj |
| Hydrostatic xeem | ASTM B111 / B466 - siab tuav rau lub sijhawm teev |
| Dimensional soj ntsuam | OD (micrometer), ID (pin gauge), phab ntsa (ultrasonic) |
| Kev tshuaj xyuas qhov muag | Internal (borescope), sab nraud (qhov muag liab qab) |
Ntim rau ASTM B111 / ASTM B466 UNS C70600 Copper Nickel Tube
| Kauj ruam | Ntim Action |
|---|---|
| 1 | Tshuab ziabraj sab hauv nrog compressed cua - tshem tawm tag nrho cov ya raws |
| 2 | Siv cov kaus mom yas kawg(push- haum lossis threaded) rau ob qho kawg |
| 3 | Qhwv txhua lub rajnrog VCI (vapor corrosion inhibitor) ntawv |
| 4 | Cov hlab ntshahauvhexagonal tsim- maximizes stability |
| 5 | Qhov chawcardboard los yog ua npuas ncauj txheejnruab nrab ntawm lub raj txheej (rau cov raj polished) |
| 6 | Ruaj ntseg nrogxeb- pov thawj steel strapping(3-5 pluaj rau ib pob) |
| 7 | Qhwv pob nrogPE zaj duab xis(shrink qhwv) los yogwoven polypropylene |
| 8 | Muab pob rauntoo palletlos yog sab hauvntoo crate |
| 9 | Txuascov cim shipping(alloy, temper, OD x WT, ntev, kub tooj, hnyav) |
Khoom siv Hoobkas
GNEE uac70600 cevsiv cov cuab yeej tshwj xeeb rau cov khoom siv tubular:
| Khoom siv | Muaj nuj nqi rau Tube Production |
|---|---|
| Induction rauv (30T) | Melting thiab alloying C70600 |
| Kab rov tav Nruam Caster | Casting hollow billets (tube plhaub) |
| Piercing Mill | Tsim hollow plhaub los ntawm cov khoom billet |
| Extrusion xovxwm (2500T) | Tsim cov raj plhaub rau qhov nruab nrab qhov ntau thiab tsawg |
| Txias Drawing Bench (5-150mm) | Precision raj kos duab - ntau dhau |
| Tube Straightening tshuab(6-roll) | Kho khoov thiab ovality |
| Annealing Rauv(Zoo nkauj anneal) | Kev tiv thaiv huab cua - tsis muaj scaling |
| Tube Expander / Reducer | Hloov txoj kab uas hla ntawm qhov kawg |
| Eddy Tam sim no Tester | Tsis yog -kev kuaj kev puas tsuaj (100% tshuaj xyuas) |
| Hydrostatic Tester | Kev ntsuas siab rau cov yeeb nkab |
| Tsis Siv Neeg Tube Cutter | Txiav rau cov neeg siv khoom ntev |
| Spectrometer | Hauv - tshuaj ntsuam xyuas hauv tsev |
| Universal Test tshuab | Tensile thiab yield test |
Yam khoom
| Yam khoom | Hom Specifications / Qib | Muaj Daim Ntawv Thov |
|---|---|---|
| Ntshiab tooj liab | C10100 (OFC), C10200 (OF), C11000 (ETP), C12200 (DHP) | Tube, yeeb nkab, bar, phaj, ntawv, hlau, sawb, busbar |
| Tooj liab -Nickel Alloys | C70600 (90/10), C71500 (70/30), CuNi30Fe, CuNi10Fe1Mn | Tube, yeeb nkab, bar, phaj, ntawv, haum, flange, forging |
| Brass Alloys | C26000 (tsheb tooj dag), C27000, C27200, C28000 | Tube, yeeb nkab, bar, phaj, ntawv, sawb |
| Dawb -Txiav tooj dag | C36000, C37700, C38500 | Bar (round, hex, square) - rau machining |
| Naval Brass | C46400, C46500, C48200, C48500 | Bar, phaj, ntawv |
| Admiralty Brass | C44300, C44400, C44500 | Tube - rau tshav kub exchangers |
| Aluminium Brass | C68700 | Tube - rau condensers |
| Phosphor Bronze | C51000, C52100, C52400, C54400 | Bar, phaj, ntawv, sawb, hlau |
| Aluminium Bronze | C61400, C62300, C63000, C63200, C95400, C95500 | Bar, phaj, raj, forging |
| Silicon Bronze | C65100, C65500, C66100 | Bar, tube, hlau |
| Beryllium tooj liab | C17200, C17300, C17500 | Bar, pas nrig, hlau, strip |
| Chromium tooj liab | C18150, C18200, C18400, C18500 | Bar, pas nrig, electrode taub |
| Tin Bronze | C90300, C90500, C90700, C91000 | Cam khwb cia bar, bearing stock |
| Leaded Bronze | C93200, C93400, C93600, C93700, C93800, C94300 | Cam khwb cia bar, bearing stock |
| Siab -Zoo Brass / Manganese Bronze | C86300, C86400, C86500, C86600, C86700 | Bar, forging |
| Nickel Nyiaj | C74500, C75200, C75400, C75700, C77000, C79200 | Bar, phaj, ntawv, strip |
