ASME SB111 UNS C68700 SMLS Tube yog dab tsi?
ASME SB111 UNS C68700 seamless rajyog ib qho txhuas tooj dag raj tsim rau siab -siab thiab siab- kev siv kub.C68700 (Aluminium tooj dag)combines siab zog nrog dav corrosion kuj thiab muajtsawg susceptibility rau kev ntxhov siab corrosion cracking. Cov hlab no tuaj yeem kho tau cua sov thiab siv rau hauv cov teeb meem nyuaj thaum muaj kev ntxhov siab ntxiv corrosion tsis pub dawb.
GNEEmuaj ntau yam ntawmSB111 UNS C68700 SMLS rajtsim los ntawm cov khoom siv zoo - zoo. Cov raj no yog tsim los siv cov cuab yeej siv siab heev thiab muab cov nqi sib tw. Lawv muaj nyob rau hauv ntau qhov ntau thiab tsawg, qib, duab, thiab specifications ib tus neeg yuav tsum tau muaj. Koj tuaj yeem xaj me me.GNEEzoo siab hais txog tus nqi zoo tshaj plaws rau cov khoom me me thiab loj.
Tau Txais Cov Qauv Dawb & Kev Ntsuas
Dab tsi yog qhov tseem ceeb ntawm Aluminium Brass Tubes (UNS C68700)?
Aluminium Brass Tubes (UNS C68700)muaj kev sib xyaw ua ke ntawm lub zog siab thiab dav dav corrosion kuj, nrog rautsawg susceptibility rau kev ntxhov siab corrosion cracking, ua rau lawv nyiam xaiv rau ntau yam kev siv. Cov hlab ntsha tuaj yeem raug kho kom sov thiab siv rau hauv cov xwm txheej nyuaj, kom ntseeg tau tias lawv yogkev nyuaj siab corrosion puas dawb.
Dab tsi Industries Siv ASME SB111 UNS C68700 Tubes?
ASME SB111 UNS C68700 tubesyog siv nyob rau hauv ntau yam industries xws li:
Roj av
Tshuaj
Hwj chim
Roj
Dej
metallurgy
Shipbuilding
Kev tsim kho
Dab tsi yog Cov Lus Qhia rau ASME SB111 UNS C68700 SMLS Tube?
| Parameter | Specification |
|---|---|
| Loj (Seamless) | 6.35mm OD rau 101.60mm OD |
| Cov qauv | ASTM B111, ASME SB135 |
| Hom | Seamless |
| Tshwj xeeb hauv | Loj Diameter Loj |
| Sab nrauv Dimensions | 6-2500mm; WT: 1-200 hli |
| Phab ntsa Thickness | Teem sijhawm 3mm txog 15mm |
| Ntev | Max 1-12 m |
| Teem caij | TSI, SCH40, SCH80 |
| Daim ntawv | Round, Square, Rectangular, Hydraulic, thiab lwm yam. |
| Tubing End | Plain End, Beveled kawg, Threaded |
Dab tsi yog Qib Sib npaug rau UNS C68700?
| STANDARD | UNS | WERKSTOFF NR. |
|---|---|---|
| Aluminium Brass | C68700 | 2.0460 / 1785 |
Dab tsi yog cov tshuaj muaj pes tsawg leeg ntawm ASME SB111 C68700?
| Element | Qhov hnyav% |
|---|---|
| Copper (Cu) | 76.0 – 79.0 |
| Zinc (Zn) | Tseem tshuav |
| Aluminium (Al) | 1.8 – 2.5 |
| Arsenic (As) | 0.02 – 0.06 |
| Lead (Pb) | 0.07 max |
| Hlau (Fe) | 0.06 max |
Dab tsi yog cov cuab yeej cuab tam ntawm C68700 Tube?
| Khoom | Tus nqi | Kub (degree) |
|---|---|---|
| Qhov ceev (× 1000 kg / m³) | 8.33 | 25 |
| Poisson tus ratio | 0.34 | 25 |
| Elastic Modulus (GPa) | 117 | 25 |
| Tensile zog (MPa) | 345 | 25 |
| Yield zog (MPa) | 125 | 25 |
Dab tsi yog Qhov Kub Exchanger Tube Loj Muaj rau C68700?
| Alloy Number | Cov duab | OD Ntau | Phab ntsa Range |
|---|---|---|---|
| C68700 | Seamless Tube | 3mm rau 70mm | 0.2mm txog 5mm |
| CuZn20Al2As | Seamless Tube | 3mm rau 70mm | 0.2mm txog 5mm |
Sib tham txog koj qhov kev xav tau ntawm qhov project
FAQ - ASME SB111 UNS C68700 Seamless Tube
Q1: Dab tsi yog MOQ rau ASME SB111 UNS C68700 seamless raj?
A: MOQ yog 500 kg rau qhov ntau thiab tsawg.Cov khoom me me mus txog 200 kg raug lees txais rau qhov loj me xws li OD 19mm lossis 25mm nrog 1.2mm phab ntsa thickness. Hu rau tus neeg muag khoom rau tus nqi xaj me me.
Q2: Lub sijhawm ua haujlwm rau C68700 seamless raj yog dab tsi?
A: Standard ntau thiab tsawg: 20-30 hnub. Qhov loj me tshwj xeeb: 35-45 hnub.Qhov ntau thiab tsawg (OD 19mm, 25.4mm, 31.8mm; WT 1.2mm, 1.5mm, 2.0mm) feem ntau nyob hauv Tshuag rau kev xa khoom sai.
Q3: C68700 piv rau C70600 li cas rau kev pabcuam dej hiav txwv?
A: C70600 (90-10 cupronickel) muaj kev tiv thaiv corrosion zoo dua tab sis raug nqi txog 40% ntau dua. C68700 is preferred for high-velocity seawater (>2 m / s). C70600 yog qhov zoo dua rau cov dej hiav txwv hnyav heev lossis thaum lub neej ua haujlwm tshaj 20 xyoo.
Q4: C68700 lub raj puas tuaj yeem khoov yam tsis muaj kev tawg?
A: Yog, siv annealed (O61) temper nrog yam tsawg kawg nkaus khoov vojvoog ntawm 2 x OD.Rau 0.5 hli nyias phab ntsa, siv lub mandrel thaum khoov kom tsis txhob muaj kev sib tsoo. Tsis txhob khoov kub siab C68700.
Q5: Dab tsi vuam muab tub lim hlau ua haujlwm rau C68700?
A: Siv ERCuAl-A1 (CuAl8) txhuas bronze muab tub lim hlau.Welding method: TIG. Parameters: 80-120A, argon purity Ntau dua los yog sib npaug rau 99.99%, preheat rau 150 degree. Hla preheat ua rau arsenic porosity.
Q6: C68700 muaj pes tsawg xyoo nyob hauv dej hiav txwv?
A: Lub neej tsim muaj ntau dua 15 xyoo.Raws li ASTM G48, dezincification qhov tob yog tsawg dua 200μm ib xyoos twg. Lub neej tiag tiag nyob ntawm qhov kub thiab txias, ntws nrawm, thiab cov xuab zeb cov ntsiab lus. Condenser raj feem ntau kav 15-20 xyoo.
Q7: Dab tsi yog qhov txawv ntawm seamless thiab welded C68700 raj?
A: Seamless (SMLS) tsis muaj longitudinal weld seam thiab tuav siab dua.Rau ASME SB111 condenser daim ntaub ntawv, ib txwm qhia seamless. Welded tubes muaj seam uas tuaj yeem corrode hauv dej hiav txwv.
Q8: Cov ntaub ntawv xeem dab tsi tau muab rau ASME SB111 C68700 raj?
A: EN 10204 3.1 daim ntawv pov thawj zeb xeem yog tus qauv. Thib peb-kev tshuaj xyuas tog yog xaiv tau.Cov ntawv tshaj tawm muaj xws li tshuaj muaj pes tsawg leeg, lub zog tensile, lub zog tawm los, elongation, flaring test, flattening test, thiab eddy tam sim no test. SGS, BV, lossis TUV tshuaj xyuas muaj nyob ntawm tus nqi ntxiv.
Q9: Dab tsi nto tiav rau C68700 seamless raj?
A: Ci, iav, txhuam, oiled, thiab pickled tiav yog muaj.Bright tiav yog tus qauv rau condenser. Daim iav tiav haum rau kev tu tshwj xeeb. Txhuam ua tiav yog rau kev tiv thaiv - ntog.
Q10: Dab tsi yog qhov siab tshaj plaws ua haujlwm kub rau C68700?
A: Kev pabcuam txuas ntxiv mus txog 300 degree.Tshaj qhov kub no, dezincification accelerates thiab lub zog txo. Rau cov ntawv thov saum toj 300 degree, siv C70600 cupronickel lossis stainless hlau.
Q11: Dab tsi yog Werkstoff Nr. rau UNS C68700?
A: Werkstoff Nr. 2.0460 (tseem muaj npe li 1785).Lub npe German no suav nrog CuZn22Al2. Thaum xaj khoom hauv Tebchaws Europe, qhia txog UNS C68700 lossis Werkstoff 2.0460 - ob leeg xa mus rau tib lub alloy.
Q12: Lub hardness ntawm annealed C68700 yog dab tsi?
A: Annealed (O61) C68700 muaj HRB 55-65.Hard temper (H04) muaj HRB 170-180. Rau lub raj khoov thiab nthuav dav, ib txwm siv annealed. Rau cov raj ncaj uas tsis muaj kev sib sau, kev kub ntxhov yog qhov siv tau.
100% Kev Tshuaj Xyuas Ib ASTM B111 / C68700 - Cov Neeg Siv Khoom Pom Zoo
Txhua lub raj hauv ntau qhov no tau dhau qhov thib peb - tog neeg pom kev tshuaj xyuas raws li ASTM B111 tus qauv rau C68700 alloy. Hauv qab no yog cov duab tiag tiag los ntawm cov neeg siv khoom- kev tshuaj xyuas ntawm qhov chaw, suav nrog kev ntsuas tam sim no thiab kev txheeb xyuas qhov ntev.
Cov khoom tshawb xyuas tau lees paub:
• Eddy tam sim no kuaj (ECT) – tsis dhau los ntawm - phab ntsa tsis xws luag
• Sab nraud txoj kab uas hla & phab ntsa thickness - nyob rau hauv ± 0.02mm kam rau ua
• Nto tiav & temper (O61) - ua raws li ASTM
• Hardness & tshuaj muaj pes tsawg leeg – tau ntawv pov thawj.
Export-Packing - Anti-Xeb & Ntoo Case
Tom qab kev soj ntsuam dhau lawm, tag nrho cov raj tau ntim raws li cov qauv xa tawm thiab cov neeg siv khoom - cov cai tshwj xeeb. Cov txheej txheem ntim khoom tau sau tseg hauv qab no kom paub meej txog kev taug qab thiab kev puas tsuaj - pub dawb.
Packing cov kauj ruam qhia hauv video & duab:
1. Tube tu & ziab
2. Cov kaus mom yas kawg ntawm ob qhov kawg
3. VCI los tiv thaiv- xeb daim ntawv qhwv
4. Bundle strapping nrog noo noo barrier zaj duab xis
5. Plywood ntoo rooj plaub (ISPM-15 raws) nrog ua npuas ncauj padding
6. Daim ntawv lo nrog ASTM qib, ntau tus lej, thiab cov ntawv tshuaj ntsuam xyuas
Peb lub Hoobkas & Khoom siv
Tag nrho cov raj ASTM C68700 yog tsim thiab tshuaj xyuas ntawm peb hauv - khoom siv hauv tsev, tso cai rau tag nrho cov txheej txheem tswj los ntawm billet casting mus rau qhov kawg ntim.
Cov khoom siv tseem ceeb siv rau ntau qhov no:
• Induction melting rauv – precision alloying (Cu + Zn + Al + As)
• Kab rov tav nruam casting – ib yam li cov qauv billet
• Extrusion xovxwm (800T / 1630T) – seamless raj txoj kev
• Txias kos duab lub rooj ntev zaum (5–40m) - qhov tseeb qhov tseeb rau ± 0.02mm
• Online eddy tam sim no tester (FOERSTER / MAC) - 100% NDT
• Ultrasonic phab ntsa thickness ntsuas - tiag - xyuas lub sij hawm
• Lub qhov cub tawg (tswj cua) – kub O61
Hauv -house metrology: Micrometers, pin gauges, optical comparator, hardness tester (HV/HRB)
Tag nrho cov cuab yeej yog calibrated peb lub hlis twg. Cov ntaub ntawv ntau lawm yog traceable los ntawm ntau tus lej.
Copper & Copper Alloy Cov Khoom - Cov Khoom Muag Khoom
| Daim ntawv khoom | Common Alloys / Qib | Qhov Loj | Cov qauv | Tej kev siv |
|---|---|---|---|---|
| Tube / Tube | C12200, C11000, C68700, C70600, C71500, C44300, C27000 | OD: 4mm-219mm Phab ntsa: 0.5mm-20mm Ntev: mus txog 15m |
ASTM B68, B75, B111, B280, B359, B466 | Thaum tshav kub kub exchangers, condensers, HVAC, kav dej, roj txias |
| Phaj / Ntawv | C11000, C12200, C26000, C26800, C52100, C68700 | Loj: 0.5mm-50mm Dav: mus txog 1200mm Ntev: mus txog 4000mm |
ASTM B152, B169, B103, B465 | Hluav taws xob qhov chaw, ru tsev, gaskets, industrial panels |
| Qws / Bar | C11000, C26000, C36000, C46400, C48500, C63000 | Loj: 3mm-120mm Ntev: 1m - 6m (los yog kev cai) |
ASTM B16, B124, B138, B150, B453 | Valve stems, shafts, fasteners, machined Cheebtsam |
| Hlau | C11000, C16200, C17500, C26000, C52100, C64700 | Loj: 0.1mm-12mm Coil hnyav: mus txog 100kg |
ASTM B1, B2, B3, B197, B206, B624 | Vuam electrodes, hluav taws xob conductors, springs, mesh |
| Sawb / Ntawv Nyiaj | C11000, C19400, C26000, C26800, C52100, C70250 | Loj: 0.05mm-3.0mm Dav: 5mm-600mm |
ASTM B36, B465, B694, B888 | Connectors, terminals, roj teeb tabs, shielding, stamping qhov chaw |
