6J12precision tsis kam alloy raj, cov khoom siv ua haujlwm siab ua haujlwm alloy tsim thiab tsim los ntawm Tankii Alloy Material, yog ib qho manganese-tooj liab (Mn-Cu) raws liprecision tsis kam alloy raj. Ua los ntawm kev siv lub tshuab nqus tsev smelting, kev ua kom raug, thiab kev tswj hwm huab cua annealing, lub raj no tswj hwm qhov kev ua tau zoo ntawm 6J12 alloy thaum muaj cov qauv tubular hollow. Nws sib xyaw ua ke ultra-low temperature coefficient of resistance (TCR), ruaj khov siab resistivity, thiab lub zog zoo heev - ua rau nws yog cov khoom siv zoo tagnrho rau kev txiav txim siab tam sim no, cov khoom siv sensor ruaj khov, thiab cov khoom tiv thaiv tshwj xeeb hauv aerospace, metrology, thiab kev tswj hwm kev lag luam uas xav tau kev ua haujlwm tiv thaiv thiab kev sib tw.
6J12 alloy tube sawv tawm rau nws qhov kev sib xyaw ua ke ntawm kev ua haujlwm tiv taus thiab cov txiaj ntsig ntawm cov qauv tubular:
| Tus cwj pwm | Tus nqi (Ib txwm muaj) |
|---|---|
| Cov Tshuaj Lom Zem (wt%) | Cu: 84.0-86.0%; Mn: 11.0-13.0%; Niag: 2.0-3.0%; Fe: ≤0.3%; Si: ≤0.1%; C: ≤0.05% |
| Sab nraud txoj kab uas hla | 2 hli - 50 hli (kev kam rau siab: ± 0.05 hli rau ≤10 hli; ± 0.1 hli rau >10 hli) |
| Phab ntsa tuab ntau yam | 0.2 hli - 5 hli (kev kam rau siab: ± 0.02 hli rau ≤1 hli; ± 0.05 hli rau >1 hli) |
| Ntev | 500mm - 6000mm (txiav-rau-ntev muaj: ≥100mm) |
| Kev tiv taus (20 ℃) | 0.48 ± 0.02 μΩ * m |
| Cov Coefficient Kub ntawm Kev Tiv Thaiv (TCR) | ±5 ppm/°C (-50 ℃ txog 150 ℃) |
| Lub Peev Xwm Thermoelectric (vs Cu) | ≤1 μV/℃ (0 ℃ txog 100 ℃) |
| Kev Ua Haujlwm Kub Ntau | -50 ℃ txog 120 ℃ (txuas ntxiv); Lub sijhawm luv luv: txog li 150 ℃ (≤1 teev) |
| Lub zog tensile | Mos (annealed): 450-500 MPa; Ib nrab-tawv: 550-600 MPa; Tawv: 650-700 MPa |
| Kev ntev (25 ℃) | Mos: ≥25%; Ib nrab tawv: 15-20%; Tawv: ≤10% |
| Qhov nyuaj (HV) | Mos: 130-150; Ib nrab tawv: 180-200; Tawv: 230-250 |
| Qhov Roughness ntawm qhov chaw (Ra) | Sab Hauv/Sab Nraud: ≤0.8μm (xaiv tau qhov tiav polished: ≤0.2μm) |
| Khoom | Cov Lus Qhia Tshwj Xeeb |
|---|---|
| Hom raj | Cov raj tsis muaj qhov (tus qauv); cov raj vuam (kev cai rau sab nraud txoj kab uas hla> 50mm) |
| Qhov Chaw Tiav | Ci ntsa iab annealed (tsis muaj oxide, tsis muaj roj); xaiv tau polished tiav rau kev siv precision siab |
| Kev puag ncig | ≤0.05mm (rau sab nraud txoj kab uas hla ≤10mm); ≤0.1mm (rau sab nraud txoj kab uas hla >10mm) |
| Kev Ncaj Ncees | ≤1 hli / m |
| Kev siv tshuab tau | Tau tshaj CNC tig, milling, threading, thiab flaring; tsis muaj burrs tom qab ua tiav |
| Kev vuam tau | Haum rau TIG vuam thiab qhov chaw vuam - cov pob qij txha vuam muaj qhov sib txawv ntawm kev tsis kam ≤0.1% |
| Ntim Khoom | Ntim nrog lub tshuab nqus tsev kaw rau hauv cov hnab yas txhuas uas tiv thaiv kev oxidation nrog cov tshuaj desiccants; ntoo crates lossis cov thav ntawv hlau rau cov raj ntev kom tiv thaiv kev hloov pauv |
| Kev Kho Kom Haum | Txoj kab uas hla sab nraud/phab ntsa uas tsis yog tus qauv; kev hloov kho kub tshwj xeeb; kev txhuam sab hauv qhov; kev kho kom tsis txhob muaj kev puas tsuaj |
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Cov Khoom Siv Tankii Alloy siv kev tswj hwm zoo rau 6J12 cov raj hlau: txhua pawg dhau los ntawm XRF tshuaj lom neeg tshuaj ntsuam xyuas, kev sim TCR siab (kev ntsuas kub tswj tau qhov tseeb ± 0.1 ppm / ° C), kev tshuaj xyuas qhov tuab ntawm phab ntsa (ultrasonic thickness gauge), thiab kev sim siab tiv taus (rau cov ntawv thov nqa dej). Cov qauv dawb (100mm ntev) thiab cov ntaub ntawv qhia txog kev sim khoom siv (MTR) muaj thaum thov. Peb pab neeg tshaj lij muab kev txhawb nqa tshwj xeeb - suav nrog kev ua kom zoo dua qhov loj ntawm lub raj, kev taw qhia txog kev ua haujlwm thev naus laus zis, thiab kev sib phim kev ua haujlwm tiv taus - los pab cov neeg siv khoom siv qhov txiaj ntsig ntawm daim ntawv thov ntawm 6J12 cov raj hlau.
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