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U mona: Hae » Litaba le Liketsahalo » Litaba tsa indasteri Ho » Hocking Thled Calts: NPPF, NPTF, NPTF, NPTF, NPTF, NPTF

Lithako tsa khoele tsa ho khomarela: NPSM, NPTF, NPT, le BST e hlalositsoe

Maikutlo: 589     Mongoli: Nako ea Phatlalatsa: Nako ea phatlalatso: 2023-18-18: Sebaka

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NPSM le NPPF le NPT le BSTP

Na u tšoenyehile ka ho se utloisise NPSM, NPTF, NPT, le likhoele tse ngata tse b Sengoliloeng sena se tla u tataisa ka kutloisiso e qaqileng ea likhoele tsena, 'me u u rute ho li kenya hammoho le likhopolo tsa bohlokoa.

Tlhahlobo e qaqileng ea Mefuta ea Khoele

NPT (National Pipe Taper Techs)

NPT ea NPT

Tlhaloso, litšobotsi le likhakanyo tsa meralo

NPP ke maemo a popedi bakeng sa popero ea naha e thoeng . Ke mofuta oa khoele  e behiloeng ho kenella ho li-pipes le li-cet. Mona ke seo o hlokang ho se tseba:

Loarred likhoele : NPT e lutla ka sekhahla sa 1/16 Inch ka inch, e bolelang hore ba fumana bokhabane ho isa bofelong.

L Foddand Litekanyetso : Ba latela Anssi / Marme B1.20.1  Tekanyetso.

L Delak Angle : Khoele e na le angle e 60 ° e reng.

Ke ho tiisa katleho : Ba theha tiiso ea mochini  ka ho kenella  pakeng tsa litsie tse koahelang  le metso.

Likopo tsa lits'ebetso tsa piping le tšebeliso ea indasteri

Ho na le likhoele tsa NPP ho kae kapa kae ka litsamaiso tsa khatello . Li sebelisoa ho netefatsa tiiso ea mahala e sa lefelloeng  :

L Friedi le Phetisetso ea Khase : Pipes e jarang metsi, oli, kapa khase.

L Ha ho bapisoa le litsamaiso tsa ho lekanya : Lisebelisoa tse lekang khatello.

Liindasteri tse sebelisang likhoele tsa NPP li kenyelletsa:

Lihlahisoa

l idootive

L Aerospace

Malebela, mekhoa e metle le tšebeliso e tloaelehileng

Ha u kenya likhoele tsa NPT, latela mekhoa ena e metle:

1. Sebelisa PTF TAP : Thapelo ea PTF Tape  (Teflon) ho potoloha khoele ea monna ho ntlafatsa tiiso.

2. Se ke oa qhekella : Ho tiisa ho feta, ho ka baka ho soma , moo likhoele li senyeha.

3. Lekola ho tsoa : Kamehla leka khokahano bakeng sa ho tsoa.

Melao e tloaelehileng e kenyelletsa:

Ke ho hokela lipeipi : joalo ka ha ntlo ea hau ea lapeng.

L Fittings : Joaloka liqha kapa li thusa ho fetola tsela ea phallo.

Melemo, mefokolo le liphapang tsa NPTF

Melemo:

Khokahano ea hoele ea Leak-Free : li etselitsoe ho theha tiiso e tiileng.

Ke ile ka amoheloa haholo : NPT ke tekanyetso indastering e mengata.

Meeli:

Ke beha kotsing ea ho tiisa : Ho a khonahala ho senya likhoele.

E kanna ea hloka Seant : Ka linako tse ling, sealant, ho hlokahala kantana e eketsehileng ho netefatsa tiiso e sa lefelloeng.

Phapang ho tsoa ho NPPF:

L NPPF , kapa naha ea khale ea phala e sa tloaelehang , ea khale ea khale ea marang-rang ea naha ea Amerika e Hloekileng e etselitsoe ho fana ka tiiso e matla ntle le tlhoko ea sealant.

Likhoele tsa L NPTF  li na le moralo o fapaneng hanyane o lumellang ka khokahano ea mochini  ntle le ts'ebeliso ea theipi ea PTFF  kapa lihlahla tse fapaneng hangata li li hlokang.

Hopola, NPT ke mabapi le ho theha khokahano ea pipe e shebiloeng  e ka tšeptjoang ebile e sebelisoa haholo. Hore na o sebetsa ka koloing kapa o lokisa ho tsoa lapeng, ho tseba ka likhoele tsa NPP ho u thusa ho etsa khokahano e ntle.

 

NPTF (National Pipe Taper Fuel)

NPT vs Nptf

Kakaretso ea litekanyetso tsa NPFF

Likhoele tsa NPTF, tse tsejoang hape e le khoele ea naha ea naha ea Amerika ea Amerika e Hloekileng , latela Melao ea Ansi B1.20.3 Melao ea Ansi B1.20.3 Melao ea Ansi  B. Likhoele tsena li tšoana le Napt empa li etselitsoe tiiso e ntle. Likhoele tsa NPTF 60  le tse  . li  na Sena se bolela hore likhoele li ferekanya hammoho ho etsa tiiso e tiileng ntle le ho hloka lihlahla tse eketsehileng.

Phapang lipakeng tsa NPT le NPPF

Ha likhoele tsa bana le NPTF li shebahala li tšoana, meralo ea tsona e fapane . etselitsoe tlasa ASMI B1.20.1 li tsa NPP  Likhoele Anse / Ka lehlakoreng le leng, likhoele tsa NPTF Ba fihlela sena ka moralo o lumellang litsuele  le metso  hore li squash hammoho, li etsa tiiso ea mahala.

Likopo ka mafura le khase, ho fihlela litiiso tsa mahala tsa ho tloha

Lefatšeng la mafura le khase , likhoele tsa NPTF li ea khetho. Li etselitsoe ho theha tiiso ea mahala  e nyarosang tsamaisong ea khatello . Lisebelisoa tsena ha li khone ho theoha, joalo ka ha e nyane e ka ba kotsi. Likhoele tsa NPTF li sebelisoa ho sistimi  le likarolo tseo u bolokang bohloeki le botšepehi ba mokelikeli kapa khase e bohlokoa.

Maemo a tlase, ho tsamaisana le ho ikamahanya le ho phatloha le NPP

Likhoele tsa NPTF hangata li fumanoa likopo moo tiiso e sa  e bohlokoa e bohlokoa, 'me ha ho sealali e lakatsehang. Leha ho le joalo, ha lintla tsa NPTF le NPP ka linako tse ling li ka tsoakoa, hona joale ha se kamehla li sireletsehileng kapa tse sebetsang. Likhoele tsa NPTF li ka kenngoa ka makhetlo a mangata, empa re ile ra se tsietsing ka tsela e nepahetseng hobane NPTF e etselitsoe ho se tšoanelehe. Ho bohlokoa ho lekola ho ikoetlisa pele ho ho li kopanya ho qoba litaba joalo ka ho khoasa  kapa ho qoelisoa kapa ho qoela.

NPSM (National Pipe e otlolohileng)

NPSM

Tlhaloso, litšobotsi le likhakanyo tsa likhoele tsa NPSM

Mabotho a NPSM ke mofuta oa likhoele tse otlolohileng . Ba latela Anssi / Marme B1.20.1  . Likhoele tsena li etselitsoe khokahano ea mochini  ho e-na le ho etsa tiiso. Ba na le angle e 60 ° °  e reretsoe ho sebelisoa ka gasket  kapa selikalikoe  ho theha khokahano ea mahala ea ho fofa.

Lintlha tsa Bohlokoa  mabapi le likhoele tsa NPSM: - Li tšoana , tse bolelang bophara bo ntse bo le teng. - NPSM likhoele ha li tame joalo ka nPP  (phala ea naha ea popered). - Li sebelisoa bakeng sa ho etsa likhokahano tse thata . - Ho netefatsa katleho  e tsoa ke li-glamkets, eseng likhoele.

Likopo maemong a Hydraulic le linyeoe tse ntle

Likhoele tsa NPSM hangata li fumanoa litsamaiso tsa Hydraulic  moo tiiso e sa lefelloeng  e leng teng. Litsamaiso tsa khatello  joaloka litsamaiso tsa taelo ea ho ngola . Litoro tsa paipe tsa basali  li tloaelehile ka likhoele tsa NPSM, li lumella ho kenngoa habonolo libakeng tse thata.

Litsi tse sebetsang tsa tšebeliso  li kenyeletsa: - Semele e  leng sa bohlokoa ho feta tiiso ea khoele. - litsamaiso tse hlokang ho koahela ka matla - Ha o sebelisa gasket  kapa o llang  o khethoa ho feta sealant.

Ho bapisoa le mefuta e meng ea thapo, phapanyetsano le NPPF

NPSM ka linako tse ling e ka ferekanngoa le NPPF  (National Pipe Toerute), e boetse e tsejoang e le khoele ea naha e nang le moea oa naha ea Amerika e tloaelehileng ea Amerika . Mona ke kamoo ba bapisang:

Likhoele tsa likhoele  li etselitsoe ho fana ka tiiso ea sephiri se lokolohileng  ntle le tlhoko ea liqhelete tse eketsehileng. Ba theha kamano e lekanang  pakeng tsa li-crests tsa khoele  le metso ea khoele.

L NPSM  e hloka gasket  kapa selikalikoe  ho netefatsa khokahano ea mahala ea leqele.

L NPSM ha e fetohe ka NPPF  kapa NPT  ka lebaka la litekanyetso tse fapaneng tsa khoele.

Ho tiisa katleho le lits'ebetso tsa indasteri

Likhoele tsa NPSM li bohlokoa bakeng sa katleho ea tsona ea ho tiisa  ha eona ha e sebelisoa ka tiiso e nepahetseng ea kelello . Li sebelisoa haholo ho: - Likopo tsa phetisetso ea khase  . - indasteri e hlokang kamano e tšepahalang ea ho boloka thepa.

Likopo tsa indasteri  li kenyelletsa: - Metsi a metsi le metsi a senyang metsi. - Tsamaiso ea litsamaiso tsa maqhephiso. - Li-Systems tsa lubric.

BSTP (Brithane Standard PIPE PIPE FURESS) likhoele


Khoele ea BSTPLE e loketseng

Kenyelletso ho litekanyetso tsa khoele tsa BSPET

Ha re bua ka likhoele tse hlaheletseng , re qoela lefats'e la liphaephe le likhokahano tse bohlokoa bakeng sa phetisetso ea mokelikeli le ea khase . Li-stand tsa Brithani e tloaelehileng ea Brithani e tloaelehileng . Ke mofuta oa khoele  e behiloeng ho etsa tiiso e sa lefelloeng . Tekanyetso ena e ngotsoe ka litokomane tse kang BS 21  le ISO 7.

Likarolo tse ikhethang le ho bapisoa le NPT le NPPF

Likhoele tsa BSP li ikhethile. Li na le angle tse 60 ° °  a thothometsoe, ho bolelang hore li na le boea ha li ntse li tela. Sena se fapane le tse nkileng likhoele .

Joale, a re ba bapiseng ho budf le NPF . NPPF, kapa naha ea naha e monate , hangata e bitsoa khoele e nang le moea oa naha ea Amerika , joalo ka ha e ne e le kelello ea naha ea Amerika .20.3 tiiso ea E fihlela sena ka ho theha tšitiso  lipakeng tsa litso tse ngata  le metso ea khoele . BSTP ha e itšetlehe ka sena hantle bakeng sa ho qotsa. Sebakeng seo, e kanna ea hloka teko e koahetsoeng  joalo ka PTFa tape (Teflon)  kapa gasket  ho thibela ho tsoa.

Buspt ho lits'ebetso tsa machabeng le tsa lefats'e

Likhoele tsa BSP li sebelisoa haholo kantle ho United States, haholo linaheng tse latelang Melao ea Boerinini e latelang Lienjiniere tsa Boenjiniere. Hangata li bonoa litsamaisong tsa khatello  le litsamaiso tsa khatello tsa ha li hanyetsane . Bokhoni ba bona ba ho etsa hore tiiso ea mochini  e etsa hore ba tšoanele lits'ebetso tse ngata tsa machabeng.

Tlhahlobo e patehileng ka mefuta e meng ea khoele

re sheba Busts haufi Npsm  e kang le meng  e mefuta Ha Likhoele tsa BSTP li etsa khokahano ea mochini  ntle le ho hloka tiiso e bolokiloeng  kapa e senang lesale , ho fapana le ho tiisa.

 

Likhoele tsa BSP li letle haholo bakeng sa maemo ao u hlokang tiiso e tiileng, ea mahala  ntle le ho rarahana ha mekhoa e ngoe e tsitsitseng. Li na le bonolo ho sebelisoa ho feta likhoele tsa NPTF , tse hlokang khatello e nepahetseng ea  ho qoba litaba tse kang ho qhekella  kapa ho li senya ho feta tekano.

Litlhaloso le litekanyetso tsa mahlale

Litekanyo tse tloaelehileng, lipalo tsa likhoele le litekanyetso tsa ANSI

Ha re bua ka likhoele li-low  tse kang NPSm, NPTF, NPT, le BST, kaofela li mabapi le lipeipi. tsena Litekanyetso  li re thusa ho etsa bonnete ba hore lintho li lumellana hantle. Nahana ka eona joaloka li-block tsa Lego - ba hloka ho ts'oana hantle ho khomarelana.

L NPSM  le NPS  li na le likhoele tse otlolohileng, ho bolelang hore ha li fepehe ha li kenella.

L ke , NPPF , 'me BSTP  e hlahlojoa. Sena se bolela hore ba fumana ho teneha, mofuta oa joalo ka lepato, e thusang ho tlola.

The Maamerika a naha ea maemo a Amerika (ansi)  beha melao ea likhoele bakeng sa likhoele tsena ka mohlala, Anssi / ASMI  e Ba re bolella hore likhoele li lokela ho ba tsona tse kholo hakae, ke ba bakae ho inch (eo ke ho bala ka thipa), le sebopeho ba hloka ho ba le tsona.

Thepa, litekanyetso tsa ho etsa lintho, le ho latela

Lisebelisoa tse ngata haholo. Boholo ba litopo li tšepe, joalo ka tšepe kapa kopo, hobane ba matla. Ho etsoa ha likarolo tsena ho latela melao e thata ho netefatsa hore li bolokehile ebile li tla nka nako e telele. Sena se mabapi le ho lateloa  - joalo ka ho latela risepe ho baka khekhe e phethahetseng nako le nako.

L Ansi B1.20  le ka 1722.1  ke litekanyetso tse tataisang ho etsa likhoele bakeng sa litsamaiso tsa khatello.

L OK, ba sebelisa BS 21  le ISO 7  bakeng sa likhoele tsa BSTP  le BSPP  .

Baetsi bahlahisi le bona ba tlameha ho etsa bonnete ba hore likhoele tsa bona li khona ho sebetsana le khatello eo ba lokelang ho e etsa ntle le ho tsoa. Ke moo boleng ba boleng  bo kenang.

Boholo ba ho utloisisa likarolo tsa khokahano, mamello le tiiso ea boleng

Likopano tsa khoele li kenyelletsa molumo  (likhoele tse hole haholo) le sekhutlo  sa likhoele. Ka mohlala, likhoele tsa BSTP li na le tse 60 ° a le angle , tseo e leng karolo ea se etsang hore li ikhethile.

L Malebela  ke phapang e nyane e lumelloang ka boholo le sebopeho sa likhoele. Ba tšoana le kamore ea moferefere ka likoto tse loketseng hammoho.

e Kholiso ea boleng  bolela ho sheba karolo e 'ngoe le e' ngoe ho etsa bonnete ba hore e kopana le litekanyetso. Ho tšoana le mosuoe ea kenang mosebetsi oa hau oa sekolo o etse bonnete ba hore o na le likarabo.

Bakeng sa e sa lefelloeng ea leshano , likarolo tse kang (Teflon) , ea pete tiiso  PTFE Likhoele tse shebiloeng  joalo ka NPT  ' me  li ka timela hangata ka lebaka la sebopeho sa tsona - li ntse li tia.

LINTHO TSE NTLE:

Likhoele tsa L NPP  li etselitsoe ho ba motho ea phatelletseng , ho bolelang hore li theha tiiso ea mochini  ka ho teba hammoho.

L NPSM  e sebetsa ka sekhahla sa paipe ea mosali  - mofuta oa linate tse u lumellang ho e inamela ntle le ho sotha phala.

Likhoele tsa NPTF  li bitsoa khoele ea naha ea naha ea Amerika ea naha ea America ea Amerika  hobane ba reretsoe ho tiile ntle le ho hloka lintho tse eketsehileng joalo ka tepe kapa paki.

Likopo tse sebetsang le tlhahlobo e pakollang

Lipehelo tsa 'nete le lilakane tsa lintho tse fapaneng tsa terata tse fapaneng

Ha ho tluoa linthong tse tlatsitsoeng  tse sebelisoang lits'ebetsong tsa khatello , taba ea boitsebiso. A re shebeng hore na likhoele tsena li sebelisoa joang lefatšeng la 'nete.

Likhoele tsa NPP  hangata li fumaneha likopo tse akaretsang tsa indasteri. Mohlala, moetsi oa litsamaiso tsa khatello tsa  ha li na ho sebelisa li-nPP tsa NPPs ka lebaka la ho bapisa ha tsona ka lisebelisoa tse fapaneng.

Likhoele tsa NPTF , tse tsejoang hape e le khoele ea naha ea khale ea khale ea Amerika , e etselitsoe tiiso e sireletsehileng, e halikiloeng e sa lokang e sa lokang e koahetsoeng . Li sebelisoa likopi moo tiiso e sebetsang  e bohlokoa, joalo ka lisebelisoa tse hanyetsang mafura.

Khoele ea NPSM , kapa naha ea naha e otlolohileng , hangata e sebelisoa ka paipe ea paipe ea basali . Ho ithuta ho ka kenyelletsa Ts'ireletso ea Hydraulic moo li-fitist li-fitistmings li lumellang ho kopano le ho boloka tlhokomelo e le bonolo le tlhokomelo.

Likhoele tse kholo tsa tsona , le tsona tsa bona tse 60 ° ° le tšoantšetso , li tloaelehile likopo tsa machaba. Hangata ba khethetsoe katleho ea bona ea ho tiisa ts'ebetsong  ea lijo tsa feshene ea mokelikeli le khase.

Tlhahlobo e bapisang: NPTF Vs. NPTF, NPSM vs. NPP, boemo bo ikhethang ba BSTP

Ha re khaotse liphapang:

L NPPS VS. NPPF : E-ba le khoele e tetetsoeng , empa NPPF e fana ka tšitiso  pakeng tsa litso tse ngata  le metso ea khoele , e tlosa tlhoko ea leoatle.

L NPSM vs. NPTM e na le likhopo tse otlolohileng  mme li hloka gasket kapa litlise kapa selikalikoe ho theha khokahano ea mahala ea ho fofa . Mabotho a hlahelletseng a NPT

L BSPTIikhethang  ea Khothatso e

Litemoso tsa setsebi le litsebi tsa litsebi tsa indasteri le litsebi tsa khokahano ea likhoele

Litsebi tsa indasteri li fana ka maikutlo a ho sebelisa ptfe tape (Teflon)  kapa tiiso ea selikalikoe e  nang le nPP e sa reng letho . Bakeng sa NPPF, ho bohlokoa ho netefatsa boikemisetso bo nepahetseng ba ho nka monyetla ka ts'ebetso ea eona e omelletseng  .

Ha u sebetsa le likhokahano tse kholo , hopola hore ha li tsamaisane le NPT kapa NPTF ntle le Adapters. Litsebi li eletsa ho hlahloba khoele  joalo ka / Asme  bakeng B1.20.1  NPTF Anssi  ea melao  sa

Ho senya kapa ho senya kapa ho koaheloa ke ho teba, ke kotsi e nang le matswalo ana. Ho e thibela, le ka mohla o se ke oa feta ebile o lula a latela litlhaloso tsa khatello .

Ho kenya, ho hlokomela le mekhoa e metle

Mekhoa e metle ea ho kenya mefuta e fapaneng ea mohala

kenya NPPS , NPPS , NPPSu  Ha ​Mona ke tataiso e potlakileng:

l npt  le NPPF :

Ke sebelisa tlhahiso ea PTF'  kapa molebetso o loketseng  khoele e tona.

L tiisa ka letsoho, ebe u sebelisa wrench bakeng sa liphetoho tsa ho qetela.

Ke le hloko hore u se ke oa tiisa ho feta, kaha sena se ka senya likhoele.

l bsts :

li tšoana le NPT, sebelisa tape ea PTFE  kapa tenent elant.

Ke tiisa ka hloko ho fihlela tiiso ea mochini.

l npsm :

L tsena li etselitsoe ho ba molekane ka paipe ea mosali oa mosali.

Ke sebelisa gasket  kapa u-lla  ka ho qoqa.

Ha u fetohe, kaha e ka baka tšenyo ea gasket.

Mathata a tloaelehileng a ho kenya le ho a hlola

L Cross-Trolling : E ​​etsahala ha likhoele li sa khatoe. Kamehla qala ka letsoho ho e thibela.

L Shamasing : Teko ea tšepe ea tšepe e ka baka sena. Sebelisa lubrication ho e qoba.

lvera o feta : e ka lebisa tšenyo ea khoele. Latela tataiso ea khatello ea khatello ea khatello  bakeng sa tokollo e nepahetseng.

l leapage : Haeba u tsoa, ​​hlahloba hore na ho tsoa kae  le ho netefatsa boitlamo bo nepahetseng.

Tlhokomelo, ho rarolla mathata, 'me ho bolela ho phela hantle ha u koaheloa ke likhoele

Ke tlhahlobo ea kamehla : Lekola matšoao a apara, mokhofu kapa ho senya.

Ho hloekisoa : Boloka likhoele li hloekile. Litšila li ka baka ho tsoa.

L Reppliction of sealant : Ha nako e ntse e tsamaea, baalant e ka u nyenyefatsa. Pheta hape ha ho hlokahala.

Boloka ka nepo : Boloka ho kenella ho li-cookie libakeng tse omileng.

Hopola :

Likhoele le  tsa NPTF  NPTF li  baka tiiso ka tsietsi e lekanang  pakeng tsa litsile tsa khokahano  le metso.

L  BSPTS  e tiisa ka tiiso ka likhoele feela, ka chefo e reng e 60 ° °  e thusa ho tiisa katleho.

L  NPSM  e itšetleha ka khokahano ea mochini , hangata e ntlafatsoa ka gasket  kapa e-reng.

Li-FAQ holima lithupa

Phapang ea Bohlokoa pakeng tsa NPSM, NPTF, NPT, NPT, le likhoele tse ngata

Ha ho tluoa ho li-clop tsa likhoele , e tšoana le papali. Sengoathoana se seng le se seng se lekana ka tsela e itseng. NPSM  (National Pipe e otlolohileng ka kotloloho) litlolo li otlolohile 'me li etselitsoe manonyeletso a mahala a mahala. NPP (Pipe ea National  tepelletseng) e behiloe ka thata ka ho teba ka ho teba ka ho teba ka ho teba ka ho teba ka ho teba ka ho e  Pipe teba . Ka lehlakoreng le leng  (Brithani Standard Pipes) ka lehlakoreng le leng, li sebelisoa ka thata ho etsa seliba se thata le ho ba le angole e 55 °

Ho kenella, likhokahano tsa mahala tsa mahala, le liphoso tse tloaelehileng

Joale, na u ka ba kopanya? E seng joalo hantle. Ho kenella  ha se papali eo u batlang ho e bapala ka li-cookie tse koahelang. u sebelisa Nitt  ka Ka linako tse ling  linako tse ling ho sebetsa, empa ha ho tiisehe hore e tla ba khokahano ea mahala ea ho sesa . Le bstopt ? Ke pale e fapaneng ka botlalo ka lebaka la khoele e ikhethang e ikhethang le molumo. Phoso e atileng haholo? Ho nka hore kaofela li lumellana hammoho. Kamehla hlahloba litekanyetso, joalo ka Anssi / Asme B1.20.1  bakeng sa NPP, ho qoba ho tsoa kapa ho senya.

Ho tseba mofuta o nepahetseng oa khoele o nepahetseng bakeng sa lits'ebetso tse khethehileng

Joale, u khetha e nepahetseng joang? Nahana ka mosebetsi. Bakeng sa phetisetso ea mokelikeli le khase , tiiso ea mahala ea ho roala  . Haeba u sebetsa le li spestems tsa khatello , -  li ka ba tsela ea ho ea. Bakeng sa lits'ebetso tse hlokang tiiso ea mochini  ntle le leoatle, NPF  ke motsoalle oa hau. Le hore khokahano ea mochini  e ka aroloang habonolo, NPSM  e ka ba khetho e ntle ka ho fetisisa.

Li-FAQ tse ling li rarolla matšoenyeho a sebetsang

u na le sealant? 

PTFa Tape  (Tefn) hangata e sebelisoa ka likhoele tsa NPP ho thusa tiiso.

Ke tlamehile hakae? 

Ela bakeng sa ho kenella hantle hantle ka ho lekaneng ka ho lekaneng ka ho lekana le mokhubu e  e meru  mokhukhu le mmoho, empa ha o tiise likhoele.

Ke eng e ka bang li-angles? 

Hopola, NPTF  le NPTF  e na le Angele a 60 ° , 'me BSTLE  e na le 55 °.

Ke kopa ho sebelisa li-tjantjene tsena?

 Ka linako tse ling, empa hlokomela likhoele tse tšosang le ho khathatsa 'me u khomaretse hammoho.

Ke eng haeba e tsoa?

 Lekola tšenyo ea tšenyo kapa leka tiiso e bolokiloeng  kapa selikalikoe  bakeng sa ts'ireletso e eketsehileng.

Hopola, ho fumana phetisetso e nepahetseng ho tšoana le ho khetha sesebelisoa se nepahetseng bakeng sa mosebetsi. Tsohle li mabapi le lintlha. Boloka malebela ana kelellong, 'me u tla ba tseleng ea ho hlokomela likhoele tsa sephiri  bakeng sa likhokahano tsa mahala.

Sephetho

Ha re bua ka likhoele tse koahelang  joalo ka nptf , , , NPSm re . bua ka likarolo tse re thusang ho kena liphate le mabopo hammoho Litopo tsena li tiisa hore metsi a rona, khase, lintho tse ling li tsamaea ka liphatsa ntle le ho fula. Mona ke seo re ithutileng sona:

L NPT  ke mofuta oa khoele e behiloeng  e ne e sebelisoa haholo USA. E etsa hore ho be thata hobane likhoele li fokola ka pheletso e le 'ngoe, mofuta oa setšoantšo sa conne.

L NPTF , e tsejoang hape e le khoele ea naha ea naha ea Amerika ea Amerika e tloaelehileng , e tšoana le ntloana empa e etselitsoe ho etsa lintho tse ling tse sa lefelloeng  le ho hloka lintho tse eketsehileng joaloka ho hloka lintho tse eketsehileng joaloka.

L NPSM , kapa naha ea naha e otlolohileng e otlolohileng , e na le likhopo tse otlolohileng . Ho hotle bakeng sa ho etsa khokahano ea mochini  e ka nkiloeng habonolo le ho khutla habonolo.

L BSPT , e khuts'oane bakeng sa tai ea phala e tloaelehileng ea Brithani , e tšoana le ea nPP empa e na le sekhukhu se fapaneng  le sephara . Ho tloaelehile libakeng tse sebelisang litekanyetso tsa Borithane.

Hopola, ho fumana tokelo e nepahetseng ho bolela ho tseba maemo a hau a khoele  mme o khetha mofuta o nepahetseng bakeng sa lits'ebetso tsa khatello ea hau.

Mekhoa ea nako e tlang ka likeletso tsa theknoloji le likeletso tsa indasteri le indasteri

Lefatše la li-itlama  li lula li fetoha. Mona ke eng.

Ke ho tiisa katleho  ho ntlafala. Re fumana mekhoa ea ho etsa kamano e tiileng ntle le ho hloka li-gaske tse eketsehileng  kapa mehele e mengata.

L Lisebelisoa tsa  li ntlafala, hape. Sena se bolela hore ho na le li-coutriings li ka sebetsana le khatello e eketsehileng le ho qetela nako e telele.

Litsebi li fana ka maikutlo a ho latela litlhahiso tsa indasteri likhothaletso tsa indasteri , joalo ka ho sebelisa litšupiso tsa indasteri, joalo ka ho sebelisa , joalo ka ho sebelisa ansi /SMI B1.20.1  Bakeng sa NPT kapa ISO 7  bakeng sa BSTIT.


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