Kev piav qhia txog khoom
Hom J Thermocouple Liab Qab Hlau (SWG30/SWG25/SWG19)
Txheej Txheem Cej Luam Khoom
Hom J thermocouple liab qab hlau, ib qho khoom siv kub-sensing siab uas tsim los ntawm Tankii Alloy Material, muaj ob lub hlau sib txawv sib txawv - hlau (ceg zoo) thiab constantan (tooj liab-nickel alloy, ceg tsis zoo) - tsim los rau kev ntsuas kub kom raug hauv qhov chaw kub nruab nrab. Muaj peb lub ntsuas hlau txheem: SWG30 (0.305mm), SWG25 (0.51mm), thiab SWG19 (1.02mm), cov hlau liab qab no tshem tawm kev cuam tshuam rwb thaiv tsev, ua rau nws zoo tagnrho rau kev sib dhos thermocouple kev cai, kev ntsuas kub siab, thiab cov ntawv thov uas xav tau kev sib cuag ncaj qha nrog cov xov xwm ntsuas. Siv Huona cov thev naus laus zis siab heev smelting thiab kos duab, txhua lub ntsuas tswj hwm qhov ntev nruj thiab cov khoom thermoelectric ruaj khov, ua kom muaj kev sib xws thoob plaws.
Cov Qauv Txheem
- Hom Thermocouple: J (Hlau-Constantan)
- Cov Hlau Ntsuas: SWG30 (0.315mm), SWG25 (0.56mm), SWG19 (1.024mm)
- Cov Txheej Txheem Thoob Ntiaj Teb: Ua raws li IEC 60584-1, ASTM E230, thiab GB/T 4990
- Daim Ntawv: Hlau liab qab (tsis muaj rwb thaiv tsev, rau kev rwb thaiv tsev/kev tiv thaiv)
- Chaw Tsim Khoom: Tankii Alloy Khoom, tau ntawv pov thawj rau ISO 9001 thiab calibrated rau lub teb chaws kub qauv
Cov Kev Zoo Tseem Ceeb (piv rau Cov Hlau Hluav Taws Xob J-Type Uas Muaj Cov Kauv Thiab Lwm Hom Thermocouple)
Cov xov hlau liab qab no sawv tawm rau nws qhov kev hloov pauv tau yooj yim, qhov tseeb, thiab kev hloov pauv tshwj xeeb ntawm cov ntsuas:
- Kev Ua Haujlwm Raws Li Qhov Ntsuas: SWG30 (qhov ntsuas nyias nyias) muaj kev ywj pheej siab rau kev teeb tsa qhov chaw nqaim (piv txwv li, cov sensors me me); SWG19 (qhov ntsuas tuab) muab kev ruaj khov kho rau cov chaw ua haujlwm hauv kev lag luam; SWG25 sib npaug kev ywj pheej thiab kev ruaj khov rau kev siv dav dav.
- Kev Ntsuas Thermoelectric Zoo Tshaj Plaws: Tsim kom muaj lub zog electromotive ruaj khov (EMF) nrog qhov rhiab heev ntawm ~ 52 μV / ° C (ntawm 200 ° C), ua tau zoo dua Hom K hauv 0-500 ° C ntau yam, nrog Chav Kawm 1 qhov tseeb (kev kam rau siab: ± 1.5 ° C lossis ± 0.25% ntawm kev nyeem ntawv, qhov twg loj dua).
- Kev Siv Tau Ntau Yam Ntawm Cov Hlau Liab Qab: Tsis muaj cov khoom rwb thaiv tsev uas tau siv ua ntej lawm tso cai rau cov neeg siv kho qhov kev tiv thaiv (piv txwv li, cov kav dej ceramic, cov fiberglass sleeving) raws li qhov kub thiab txias/kev xeb tshwj xeeb, txo cov khib nyiab los ntawm cov xov hlau uas tau rwb thaiv tsev ua ntej lawm.
- Tus nqi tsim nyog: Cov hlau-constantan alloy pheej yig dua li cov hlau muaj nqis thermocouples (Hom R/S/B) thaum muab kev rhiab heev dua li Hom K, ua rau nws zoo tagnrho rau kev ntsuas kub nruab nrab (0-750 ° C) yam tsis siv nyiaj ntau dhau.
- Kev Tiv Thaiv Oxidation Zoo: Ua tau zoo hauv qhov chaw oxidizing txog li 750 ° C; tus neeg hlau tsim cov txheej oxide tiv thaiv uas txo qhov kev txav mus los, txuas ntxiv lub neej kev pabcuam piv rau cov xov hlau tsis muaj hlau.
Cov Lus Qhia Txog Kev Siv
| Tus cwj pwm | SWG30 (0.315mm) | SWG25 (0.56 hli) | SWG19 (1.024mm) |
| Cov Khoom Siv Conductor | Zoo: Hlau; Tsis zoo: Constantan (Cu-Ni 40%) | Zoo: Hlau; Tsis zoo: Constantan (Cu-Ni 40%) | Zoo: Hlau; Tsis zoo: Constantan (Cu-Ni 40%) |
| Nominal Txoj kab uas hla | 0.305 hli | 0.51 hli | 1.02 hli |
| Kev kam rau txoj kab uas hla | ±0.01 hli | ±0.015 hli | ±0.02 hli |
| Kub thiab txias | Txuas ntxiv mus: 0-700 ° C; Lub sijhawm luv luv: 750 ° C | Txuas ntxiv mus: 0-750 ° C; Lub sijhawm luv luv: 800 ° C | Txuas ntxiv mus: 0-750 ° C; Lub sijhawm luv luv: 800 ° C |
| EMF ntawm 100 ° C (vs 0 ° C) | 5.268 mV | 5.268 mV | 5.268 mV |
| EMF ntawm 750 ° C (vs 0 ° C) | 42.919 mV | 42.919 mV | 42.919 mV |
| Tus neeg xyuas pib tsis kam (20 ° C) | ≤160 Ω / km | ≤50 Ω / km | ≤15 Ω / km |
| Lub zog tensile (20 ° C) | ≥380 MPa | ≥400 MPa | ≥420 MPa |
| Kev ntev (20 ° C) | ≥20% | ≥22% | ≥25% |
Cov Lus Qhia Txog Khoom
| Khoom | Cov Lus Qhia Tshwj Xeeb |
| Qhov Chaw Tiav | Ci ntsa iab (tsis muaj oxide, Ra ≤0.2μm) |
| Daim Ntawv Muab Khoom | Cov Spools (ntev: 50m/100m/300m ib gauge) |
| Kev Ntshiab Tshuaj | Hlau: ≥99.5%; Constantan: Cu 59-61%, Ni 39-41%, impurities ≤0.5% |
| Kev kho kom raug | Tau taug qab mus rau NIST / Tuam Tshoj Lub Koom Haum Kev Ntsuas Hauv Tebchaws (CNIM) |
| Ntim Khoom | Ntim rau hauv lub hnab uas muaj argon (kom tiv thaiv kev oxidation); cov yas spools hauv cov thawv uas tsis ntub dej |
| Kev Kho Kom Haum | Txiav kom ntev (yam tsawg kawg nkaus 1m), cov hlau tshwj xeeb uas muaj kev ntshiab (hlau uas muaj kev ntshiab siab rau kev ntsuas), lossis cov kawg uas tau muab tso rau hauv lub thawv ua ntej |
Cov Ntawv Thov Ib Txwm Muaj
- Kev Sib Dhos Thermocouple Kev Cai: Siv los ntawm cov chaw tsim khoom sensor los tsim cov probes nrog kev tiv thaiv tshwj xeeb rau daim ntawv thov (piv txwv li, ceramic-sheathed probes rau cov cub tawg, stainless hlau-sheathed probes rau cov kua).
- Kev Ntsuas Kub Hauv Kev Lag Luam: Kev ntsuas ncaj qha hauv kev ua zaub mov (ci hauv qhov cub, 100-300 ° C) thiab kev txhaj yas (kub yaj, 200-400 ° C) - SWG25 yog qhov nyiam rau kev sib npaug ntawm kev ywj pheej thiab lub zog.
- Cov Khoom Siv Calibration: Cov ntsiab lus siv rau hauv cov calibrators kub (SWG30 rau cov cell calibration compact).
- Kev Ntsuas Tsheb: Saib xyuas qhov kub ntawm lub cav thiab lub qhov tso pa tawm (SWG19 rau kev tiv taus kev co).
- Kev Tshawb Fawb Hauv Chav Kuaj Mob: Kev ntsuas qhov kub thiab txias hauv kev sim khoom siv (0-700°C) qhov twg xav tau kev rwb thaiv tsev tshwj xeeb.
Cov Khoom Siv Tankii Alloy raug kuaj xyuas txhua pawg ntawm Hom J liab qab hlau kom zoo: kev ntsuam xyuas kev ruaj khov thermoelectric (100 lub voj voog ntawm 0-750 ° C), kev tshuaj xyuas qhov ntev (laser micrometry), thiab kev tshuaj xyuas cov tshuaj lom neeg (XRF). Cov qauv dawb (1m ib lub ntsuas) thiab daim ntawv pov thawj calibration muaj thaum thov. Peb pab neeg tshaj lij muab cov lus qhia tshwj xeeb - suav nrog kev xaiv lub ntsuas rau cov ntawv thov tshwj xeeb thiab kev coj ua zoo tshaj plaws soldering / vuam - kom ntseeg tau tias muaj kev ua tau zoo tshaj plaws hauv kev teeb tsa thermocouple.
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