Iingenelo Zokusebenza kunye neSikhokelo Semeko Yokusebenza see-High-Chromium Nickel-Chromium Heating Alloys

1. Intshayelelo kuI-Nichrome 70/30 : I-Alloy yokuFudumeza esebenza kakhulu enomxholo ophezulu weChromium

1.1 Ulwakhiwo oluSisiseko kunye nokuBekwa kweMveliso

I-Nichrome 70/30 (udidi lwe-Cr30Ni70, ekwaziwa ngokuba yi-Ni70Cr30) luhlobo oluphezulu lwe-chromium kusapho lwe-nichrome heating alloy, enokwakheka okuqhelekileyo kwe-70% nickel kunye ne-30% chromium kunye nokungcola okulawulwa ngokungqongqo okufana nesinyithi kunye nekhabhoni. Ihlelwe njenge-alloy heating resistance ephezulu kwimizi-mveliso.

Le ngxubevange ihambelana nemigangatho emininzi yesizwe neyehlabathi kuquka i-GB/T 1234, i-ASTM B344 kunye ne-DIN 17470. Yinto ephucukileyo elinganisela uzinzo lobushushu obuphezulu, ukumelana ne-oxidation kunye nokuchaneka kokumelana, okwenza ifaneleke kwiimeko zokufudumeza zobushushu obuphezulu kunye neemeko zokusebenza ezinzima.

1.2 Iimpawu ezine eziphambili zokusebenza

Ubushushu benkonzo obuphezulu: Ixhasa ubushushu obusebenzayo obuhlala ixesha elide obufikelela kwi-1250°C kunye nobushushu obuphezulu bexesha elifutshane obuyi-1300°C, obuphezulu kunomgangatho weNichrome 80/20 oqhelekileyo.

Ukumelana okuphezulu kombane: Ukumelana kwayo nobushushu begumbi kumalunga ne-1.18 μΩ·m, kunye nomlinganiselo ophantsi wokumelana nobushushu. Ukuguquguquka kwamandla kuthambile xa kufudunyezwa, okuvumela ukuchaneka okuphezulu kokulawula ubushushu.

I-oxidation enamandla kunye nokumelana nokugqwala okuluhlaza: Umxholo ophezulu we-chromium wenza ifilimu yokukhusela i-oxide exineneyo kumaqondo obushushu aphezulu, inika ukusebenza okugqwesileyo ekutshintsheni i-oxidizing/reduction atmospheres kwaye yandisa ubomi benkonzo yezinto.

Iipropati zoomatshini ezizinzileyo ezinobushushu obuphezulu: Inokumelana okubalaseleyo kokuqhekeka kunye nokumelana nokuguguleka kwiqondo lobushushu eliphezulu. Ayiguquguquki lula emva kokusetyenziswa ixesha elide, iqinisekisa uzinzo oluhle kwisakhiwo sezinto zokufudumeza.

2. Iimeko ezintandathu zeSicelo seMizi-mveliso seNichrome 70/30

2.1 Izinto zokufudumeza zeeFurnaces zoNyango loBushushu beMizi-mveliso eziPhezulu

Le yeyona ndlela isetyenziswa kakhulu yiNichrome 70/30, ingakumbi kwii-furniture ezimelana nobushushu obuphezulu zeklasi ye-1200°C, ii-furniture ze-carburizing, ii-furniture zentsimbi kunye nee-furniture ze-tempering.

Ijongene neemeko ezintsonkothileyo ze-oksijini kunye nokuguquguquka okukhulu kobushushu, ukumelana kwayo nokugqwala okuphezulu komoya kunokwandisa kakhulu ubomi benkonzo yentambo yokufudumeza, obude malunga ne-40% kunee-alloys eziqhelekileyo.

2.2 Ukufudumeza iKiln kwiMizi-mveliso yeGlasi neyeCeramic

Iindawo zokufudumeza zee-oven zeglasi ezinyibilikisayo kunye nee-oven ze-ceramic sintering zineqondo lobushushu eliphezulu kunye nomoya onzima we-alkaline vapor, ongonakalisa kakhulu izinto zokufudumeza.

Ifomula ye-Nichrome 70/30 ene-chromium ephezulu imelana ngcono nokukhukuliseka komoya we-alkaline, igcina amandla okufudumeza azinzileyo, iqinisekisa ukufana kobushushu kwiindawo ze-oven, kwaye inciphisa ixesha lokungasebenzi kokutshintshwa kwezinto.

2.3 IiYunithi zokuFudumeza zeSemiconductor kunye neMveliso ye-Elektroniki

Iinkqubo ezinje ngokutsalwa kwe-semiconductor wafer, ukubophelela kwi-package thermocompression bonding kunye nokusinwa kwezinto ze-elektroniki zibeka iimfuno eziphezulu kakhulu kubushushu obufanayo kunye nokucoceka.

Le alloy inokumelana okuzinzileyo kunye nokuveliswa kobushushu okufanayo, kunye nezinto eziguquguqukayo eziphantsi kumaqondo obushushu aphezulu ezingayi kungcolisa imeko-bume yenkqubo. Idla ngokwenziwa ibe ziingcingo zokufudumeza ezichanekileyo kunye neepleyiti zokufudumeza zezixhobo zokwenza izixhobo ze-elektroniki eziphezulu.

2.4 IiResistors ezichanekileyo kunye neeSensor Elements

Ngenxa yokumelana kwayo nobushushu obuphantsi kunye nokuqina okugqwesileyo kokumelana kwexesha elide, iNichrome 70/30 isetyenziselwa ukuvelisa ii-resistor ze-wire-wound ezichanekileyo kakhulu kunye nee-resistor cores zee-sensors ze-oxygen zeemoto.

Ukusebenza kwayo kuhlangabezana neemfuno ezingqongqo zokumelana nomkhosi we-TCR ≤ 50 ppm/°C, okugcina ukumelana okuzinzileyo kumanqanaba obushushu abanzi.

2.5 Izixhobo zokufudumeza zaseKhaya nezoRhwebo ezikumgangatho ophezulu

I-Nichrome 70/30 ikwayeyona nto ikhethwayo kwii-ovens ezikumgangatho ophezulu, izibhamu zobushushu zemizi-mveliso, ii-molds zeplastiki ze-thermoforming kunye nezinye iimveliso zorhwebo/zasekhaya ezifuna ixesha elide lokufudumeza kunye nozinzo oluphezulu.

Xa ithelekiswa nentambo eqhelekileyo ye-nichrome, iyakwazi ukumelana nemijikelo eshushu rhoqo kwaye inamandla amancinci emva kokusetyenziswa ixesha elide, nto leyo ephucula ukuthembeka kwemveliso iyonke.

2.6 Ubushushu obuKhethekileyo kwiMizi-mveliso yeeKhemikhali nezeMetallurgical

Kwiimeko ezinje ngokufudumeza umoya ongcolisayo kwishishini leekhemikhali kunye nee-ovens zokunyibilikisa iisampulu kwishishini le-metallurgical, izixhobo eziqhelekileyo zisengozini yokusilela kokugqwala.

I-Nichrome 70/30 inokunyamezelana kakuhle neemeko ezahlukeneyo ze-asidi kunye ne-alkali, kwaye inokusebenza ngokuzinzileyo kwiindawo ezinobushushu obuphezulu kunye nokugqwala okuncinci, yandisa umda wokusetyenziswa kwee-alloys zokufudumeza zombane.

3. Umahluko oPhambili phakathi kweNichrome 70/30 kunye nezinye iiNichrome Series Alloys

3.1 Uthelekiso lweeParameters ze-Mainstream Nichrome Alloy

Ukuze kuboniswe ngokubonakalayo umahluko, itheyibhile engezantsi ithelekisa izalathisi eziphambili zee-alloys ezintathu ze-nichrome ezisetyenziswa kakhulu kwimizi-mveliso:

3.2 Uhlalutyo Olunzulu Lomahluko Aphambili

Umahluko kwiNichrome 80/20:I-Nichrome 80/20 yeyona alloy ye-nichrome eqhelekileyo. Inomxholo ophezulu we-nickel, i-ductility engcono yokwenza izinto kwaye ixabisa kancinci, ifanelekile kwiimeko ezininzi zokufudumeza eziqhelekileyo kwindawo yomoya.

I-Nichrome 70/30 inomxholo we-chromium ophezulu ngama-10 ekhulwini. Incama inxalenye yokuguquguquka kwayo ngokutshintshiselana nobushushu obuphezulu benkonzo, i-oxidation enamandla kunye nokumelana nokugqwala emoyeni. Ifanelekile ngakumbi kwiimeko zoshishino ezineemozulu ezintsonkothileyo ze-furnace, amaqondo obushushu aphezulu kunye neemfuno zobomi benkonzo engqongqo.

Umahluko kwiNichrome 60/15:I-Nichrome 60/15 inesixa esithile sesinyithi, esinexabiso eliphantsi kunye nokumelana okuphakathi. Isetyenziswa kakhulu ekufudumaleni okuphakathi nobushushu obuphantsi ngaphantsi kwe-1000°C, iingcingo zokufudumeza zezixhobo zasekhaya eziqhelekileyo kunye nezithinteli ze-potentiometer.

I-Nichrome 70/30 ayinayo phantse intsimbi, kwaye ingcono kakhulu kubushushu obuphezulu kunye nokumelana nokugqwala. Ibekwe kwiindawo zoshishino eziphezulu, kunye nomsantsa ocacileyo kwiimeko zokusebenza ezifanelekileyo.

4. Iingcebiso zoKhetho kwiiMeko ezahlukeneyo zokusebenza

Indawo yomoya eqhelekileyo, engaphantsi kwe-1100°C, ibaluleke kakhulu kwaye ingabizi kakhulu: Khetha iNichrome 80/20 kuqala. Isebenza kakuhle kwaye ixabisa ngcono ukuthenga.

Ubushushu obuphezulu obuyi-1100–1200°C, umoya we-furnace oguquguqukayo, imfuneko ephezulu yobomi: Khetha iNichrome 70/30 kuqala. Ibonelela ngexabiso eliphantsi xa isetyenziswa ixesha elide.

Izixhobo zasekhaya eziveliswa ngobuninzi ngaphantsi kwe-1000°C, zixabisa kakhulu kwaye azinaxabiso eliphezulu: I-Nichrome 60/15 ayinyanzelekanga. Iyahlangabezana neemfuno zokufudumeza ezisisiseko kwaye ingabizi kakhulu.

Imozulu enamandla enokutsha efana nomphunga wesalfure okanye we-alkaline: Ii-alloy ze-nichrome eziqhelekileyo azikhuthazwa. Beka phambili uvavanyo lwe-Nichrome 70/30 okanye ii-alloy ezikhethekileyo eziphezulu.

5. Iingenelo zeITankiiIimveliso zeNichrome 70/30

5.1 Ulawulo oluBini loBume kunye neNkqubo yoKusebenza okuZinzileyo

I-alloy yeTankii yeNichrome 70/30 iphumeza ngokungqongqo imigangatho yesizwe kunye nemigangatho ye-ASTM, apho ukuphambuka kokwakheka kulawulwa ngaphakathi koluhlu oluncinci ukuqinisekisa ukuhambelana kokumelana kuyo yonke ibhetshi.

Isebenzisa inkqubo yokuzoba echanekileyo yokudlula okuninzi, inokumelana okuchanekileyo kobubanzi bentambo kunye nomphezulu ogudileyo, ongenaziphene, olungele ukujijwa ngokuzenzekelayo kunye nokuwelda ngokuthe ngqo.

5.2 Uluhlu olupheleleyo lweeNkcukacha oluneNkxaso yokwenza ngokwezifiso

Iimveliso zigubungela iintlobo ngeentlobo eziquka ucingo, umcu, intonga kunye nocingo oluthe tyaba, ububanzi bocingo buqala kwi-0.05mm ukuya kwi-6.0mm. Iinkcukacha kunye nobunzima bekhoyili bunokwenziwa ngokwezifiso ngokweemfuno zezixhobo zabathengi.

Sikwabonelela ngeenkonzo zokucubungula nzulu ezifana nonyango lwe-pre-oxidation kunye nokulungisa, ukunciphisa iinkqubo zokucubungula kwindawo kubathengi.

5.3 Inkxaso yoBugcisa eSebenza ngokupheleleyo

Sinikezela ngokukhetha izinto ezijoliswe kuzo kunye neengcebiso zoyilo lwezinto ngokusekelwe kwisakhiwo sesithando somlilo sabathengi, ubushushu bokusebenza kunye nemeko-bume yomoya, sinceda abathengi ukuba baphucule ubomi bezinto zokufudumeza kunye nokusebenza kakuhle kokufudumeza.

Ukususela kuvavanyo lokukhetha ukuya ekusetyenzisweni kwebhetshi, iqela lethu lobuchwephesha liyalandela kuyo yonke inkqubo ukusombulula iingxaki ezahlukeneyo ngexesha lokusetyenziswa.

Isiphelo

Njengommeli wee-alloys ze-nichrome ezine-chromium ephezulu, i-Nichrome 70/30 lukhetho olusemgangathweni olulinganisela ukusebenza kobushushu obuphezulu, ukumelana nokugqwala kunye neendleko, ngakumbi ezifanelekileyo kwiimeko zoshishino ezineemfuno eziphezulu zozinzo lokufudumeza kunye nobomi benkonzo.

Ukukhetha uhlobo olufanelekileyo lwe-alloy akuqinisekisi nje kuphela ukusebenza kwezixhobo okuzinzileyo, kodwa kunciphisa iindleko zokugcina nokutshintsha ekuhambeni kwexesha.

Ukuba unemibuzo yokukhetha okanye iimfuno zokuthenga ii-alloys ze-nichrome, wamkelekile ukuqhagamshelana neqela lobuchwephesha leTankii.Ngathi – I-TANKII ALLOY(XUZHOU) CO., LTDkwizisombululo zezinto zobungcali.