Shin kun damu da rashin fahimtar NPSM, NPTF, NPT, da BSPT?Wannan labarin zai jagorance ku ta hanyar cikakken fahimtar waɗannan zaren, kuma ya koya muku yadda ake shigar da su tare da la'akari masu mahimmanci.
Cikakken Binciken Nau'in Zaren
NPT (National Pipe Taper) Zaren
Ma'anar, Halaye, da Tushen Zane
NPT tana nufin National Pipe Tapered .Wani nau'i ne na zaren da aka yi amfani da shi don haɗa bututu da kayan aiki.Ga abin da kuke buƙatar sani:
l Tapered Threads : NPT zaren taper a cikin adadin 1/16 inch a kowace inch, wanda ke nufin suna samun kunkuntar zuwa ƙarshe.
l Matsayin Zaure : Suna bin ka'idodin ANSI/ASME B1.20.1 .
l Tsare-tsare : Zaren suna da kusurwar gefen 60°.
l Ƙarfin Ƙarfafawa : Suna ƙirƙirar hatimin inji ta hanyar tsangwama tsakanin igiyoyin zaren da tushen..
Aikace-aikace a cikin Tsarin Bututu da Amfani da Masana'antu
Zaren NPT suna ko'ina cikin tsarin matsa lamba .Ana amfani da su don tabbatar da hatimin da ba ya zube a:
l Canja wurin Ruwa da Gas : Bututun da ke ɗaukar ruwa, mai, ko gas.
l Tsare-tsare Calibration na matsin lamba : Kayan aikin da ke auna matsa lamba.
Masana'antun da ke amfani da zaren NPT sun haɗa da:
l Manufacturing
l Motoci
l Jirgin sama
Tukwici na Shigarwa, Mafi kyawun Ayyuka, da Amfanin gama-gari
Lokacin shigar da zaren NPT, bi waɗannan mafi kyawun ayyuka:
1. Yi amfani da Tef ɗin PTFE : Kunsa tef ɗin PTFE (Teflon) a kusa da zaren namiji don inganta hatimi.
2. Kar Ayi Maƙarƙashiya : Ƙarfafawa na iya haifar da galling , inda zaren ya lalace.
3. Bincika don Leaks : Koyaushe gwada haɗin don leaks.
Amfanin gama gari sun haɗa da:
l Haɗa Bututu : Kamar a cikin aikin famfo na gidanku.
l Kayan aiki : Kamar gwiwar hannu ko tees waɗanda ke taimakawa canza alkiblar kwarara.
Fa'idodi, Iyakoki, da Bambance-bambance daga NPTF
Amfani:
l Haɗin Haɗin Kyauta : An tsara su don ƙirƙirar hatimi mai ƙarfi.
An Karɓa : NPT shine ma'auni a yawancin masana'antu.
Iyakoki:
l Haɗarin Ƙarfafawa : Yana yiwuwa a lalata zaren.
l Maiyuwa Na Bukatar Sealant : Wani lokaci, ana buƙatar ƙarin hatimi don tabbatar da hatimin da ba ya zubewa.
Bambance-bambance daga NPTF:
l NPTF , ko National Bututu Taper Fuel , wanda kuma aka sani da Dryseal American National Standard Taper Pipe Thread , an tsara shi don samar da madaidaicin hatimi ba tare da buƙatar ƙarin hatimi ba.
l Zaren NPTF suna da ƙira daban-daban waɗanda ke ba da damar haɗin injin ba tare da amfani da tef ɗin PTFE ko sauran abubuwan rufewa ba, sabanin zaren NPT waɗanda galibi suna buƙatar su.
Ka tuna, NPT shine game da ƙirƙirar haɗin zaren bututu wanda ke da aminci kuma ana amfani da shi sosai.Ko kuna aiki akan mota ko gyaran ɗigogi a gida, sanin zaren NPT yana taimaka muku samun ingantacciyar hanyar sadarwa.
NPTF (National Pipe Taper Fuel) Zaren
Bayanin Ka'idojin Zaren NPTF da Zane
Zaren NPTF, wanda kuma aka sani da Dryseal American National Standard Taper Pipe Thread , bi ka'idodin ANSI B1.20.3 .Waɗannan zaren suna kama da NPT amma an tsara su don ingantaccen hatimi.Zaren NPTF suna da kusurwar gefen 60° kuma suna ƙirƙirar hatimin injina ta hanyar tsangwama tsakanin igiyoyin zaren da tushen.Wannan yana nufin cewa zaren suna murƙushe tare don samar da hatimi mai matsewa ba tare da buƙatar ƙarin abin rufewa ba.
Bambance-bambance Tsakanin NPT da NPTF
Yayin da zaren NPT da NPTF yayi kama da juna, ƙirar su ta bambanta .An ƙera zaren NPT ƙarƙashin ANSI/ASME B1.20.1 , kuma suna iya buƙatar tef ɗin PTFE ko wasu masu hatimi don tabbatar da haɗin da ba shi da ruwa .A gefe guda kuma, zaren NPTF, bin ANSI B1.20.3 , an yi su don yin raga da ƙarfi kuma su samar da hatimi ba tare da ƙarin kayan ba.Suna cimma wannan ta hanyar ƙirar da ke ba da damar ƙwanƙolin zaren da tushen su dunƙule tare, haifar da hatimin da ba ya zubewa.
Aikace-aikace a cikin Man Fetur da Gas, Cimma Hatimin Hatimin Leak-Free
A cikin duniyar man fetur da iskar gas , zaren NPTF shine zaɓi-zuwa zaɓi.An ƙirƙira su don samar da hatimin da ba ya ɗigowa wanda ke da mahimmanci a tsarin matsa lamba .Waɗannan tsarin ba za su iya samun ɗigogi ba, saboda ko ƙarami na iya zama haɗari.Ana amfani da zaren NPTF a tsarin daidaita matsi da sassa inda kiyaye tsabta da amincin ruwa ko iskar gas ke da mahimmanci.
Yanayin Amfani, Daidaituwa, da Musanya tare da NPT
Ana samun zaren NPTF sau da yawa a cikin aikace-aikace inda hatimin da ba shi da ɗigo yana da mahimmanci, kuma babu abin da ake so.Duk da haka, yayin da NPTF da NPT zaren na iya zama wani lokaci a hade, wannan ba koyaushe ba ne mai aminci ko tasiri.Za a iya murƙushe zaren NPTF cikin kayan aikin NPT, amma baya baya iya yin hatimi da kyau saboda an ƙera NPTF don dacewa mafi kusa.Yana da mahimmanci don bincika dacewa kafin haɗa su don guje wa batutuwa kamar galling ko rufewar da ba ta dace ba.
NPSM (National Bututu Madaidaici Mechanical) Zaren
Ma'anar, Halaye, da Tushen Zaren NPSM
Zaren NPSM nau'i ne na zaren bututu madaidaiciya .Suna bin ka'idodin ANSI/ASME B1.20.1 .An tsara waɗannan zaren don haɗin injiniya maimakon yin hatimi.Suna da kusurwar gefen 60° kuma ana nufin a yi amfani da su tare da gasket ko zoben O-ring don ƙirƙirar haɗin da ba ta da ruwa..
Mahimman bayanai game da zaren NPSM: - Suna daidai da juna , wanda ke nufin diamita ya daidaita.- Zaren NPSM ba sa murɗa kamar zaren NPT (National Pipe Tapered).- Ana amfani da su don yin haɗin injiniya .- Ingantacciyar hanyar rufewa ta fito ne daga gaskets, ba zaren kansu ba.
Aikace-aikace a cikin Tsarin Na'ura mai aiki da karfin ruwa da Abubuwan Amfani da Mahimmanci
Ana samun zaren NPSM sau da yawa a cikin tsarin na'ura mai aiki da karfin ruwa inda hatimin da ba shi da ruwa yana da mahimmanci.Suna aiki da kyau a cikin tsarin matsa lamba kamar tsarin daidaita matsi .Kayan aikin bututun mata suna gamawa tare da zaren NPSM, suna ba da izinin shigarwa cikin sauƙi a cikin matsatsun wurare.
Abubuwan da suka dace da amfani sun haɗa da: - Inda hatimin inji ya fi mahimmanci fiye da hatimin zare.- Tsarukan da ke buƙatar tarwatsawa akai-akai da sake haɗawa.- Lokacin amfani da gasket ko O-ring an fi son yin amfani da zare.
Kwatanta da Sauran Nau'in Zaren, Canjawa tare da NPTF
NPSM wani lokaci ana iya rikicewa tare da NPTF (National Pipe Taper Fuel), wanda kuma aka sani da Dryseal American National Standard Taper Pipe Thread .Ga yadda suke kwatanta:
l NPTF zaren an ƙera su don samar da hatimin da ba za a iya zubarwa ba tare da buƙatar ƙarin mashin ba.Suna haifar da tsangwama tsakanin igiyoyin zaren da tushen zaren.
l NPSM na buƙatar Zaren gasket ko zobe na O-ring don tabbatar da haɗin da ba ya zubewa.
l NPSM ba ya canzawa tare da NPTF ko NPT saboda ma'auni daban-daban.
Ƙarfafa Ƙarfafawa da Aikace-aikacen Masana'antu
Ana kimanta zaren NPSM don ingancin hatimin su lokacin amfani da hatimin injin da ya dace .Ana amfani da su sosai a cikin: - aikace-aikacen canja wurin ruwa da iskar gas .- Masana'antu waɗanda ke buƙatar ingantaccen haɗin injiniya.
Aikace-aikacen masana'antu sun haɗa da: - Kula da ruwa da ruwan sha.- Tsarin huhu.- Tsarin lubrication.
BSPT (British Standard Pipe Taper) Zaren
Gabatarwa zuwa Ka'idojin Zaren BSPT
Lokacin da muke magana game da zaren BSPT , muna nutsewa cikin duniyar bututu da haɗin kai waɗanda ke da mahimmanci don canja wurin ruwa da iskar gas .BSPT tana nufin British Standard Pipe Taper .Wani nau'in zare ne da aka yi amfani da shi don yin hatimin da ba ya zubewa .An tsara wannan ma'auni a cikin takaddun kamar BS 21 da ISO 7.
Daban-daban na Musamman da Kwatanta tare da NPT da NPTF
Zaren BSPT na musamman ne.Suna da kusurwar gefen gefe 60° kuma an ɗora su, wanda ke nufin suna ƙara kunkuntar yayin da suke zurfafawa.Wannan ya sha bamban da zaren NPT , waɗanda suma an ɗaure su amma suna da kusurwar zaren 60° da ake amfani da su a Amurka, kamar yadda ANSI/ASME B1.20.1 suka ayyana..
Yanzu, bari mu kwatanta BSPT da NPTF .NPTF, ko National Bututu Taper Fuel , sau da yawa ake magana a kai a matsayin Dryseal American National Standard Taper Pipe Thread , kamar yadda ta ANSI B1.20.3 , An tsara don m hatimi fiye da NPT.Yana samun wannan ta hanyar ƙirƙirar tsangwama tsakanin igiyoyin zaren da tushen zaren .BSPT ba ta dogara da wannan dacewa don rufewa ba.Madadin haka, yana iya buƙatar madaidaicin zaren kamar tef ɗin PTFE (Teflon) ko gasket don hana yadudduka.
BSPT a cikin Aikace-aikacen Ƙasa da Duniya
Ana amfani da zaren BSPT sosai a wajen Amurka, musamman a ƙasashen da ke bin ka'idodin injiniyan Biritaniya.Ana ganin su sau da yawa a cikin tsarin matsa lamba da tsarin daidaita matsi .Iyawar su don ƙirƙirar hatimin inji ya sa su dace da aikace-aikacen ƙasashen duniya da yawa.
Kwatancen Kwatancen Tare da Sauran Nau'in Zaren
Idan muka kalli BSPT tare da sauran nau'ikan zaren kamar NPSM (National Pipe Straight Mechanical) da BSPP (British Standard Parallel Pipe) , mun ga cewa BSPT shine don ƙirƙirar haɗin da ba tare da yatsa ba a cikin zaren da aka ɗora, yayin da NPSM da BSPP ke don bututu madaidaiciya. zaren .Zaren BSPT suna yin haɗin injina ba tare da buƙatar hatimin zobe mai ɗaure ko O-ring ba , sabanin BSPP wanda zai buƙaci waɗannan don rufewa.
Zaren BSPT suna da kyau ga yanayin da kuke buƙatar hatimi mai ƙarfi, mara ɗigo ba tare da rikitarwa na sauran hanyoyin rufewa ba.Sun fi sauƙi a yi amfani da su fiye da zaren NPTF , waɗanda ke buƙatar madaidaicin daidaitawar matsa lamba don guje wa batutuwa kamar galling ko lalacewa daga tsantsa.
Ƙididdiga na Fasaha da Ma'auni
Ma'auni na Ma'auni, Ƙididdiga na Zaren, da Matsayin ANSI
Idan muka yi magana game da kayan aikin zaren kamar NPSM, NPTF, NPT, da BSPT, duk game da yadda suke haɗawa da rufe bututu.Waɗannan ka'idodin zaren suna taimaka mana mu tabbatar da cewa abubuwa sun daidaita daidai.Yi la'akari da shi kamar tubalan LEGO - suna buƙatar daidaita daidai don manne tare.
l NPSM da NPS suna da zaren madaidaici, wanda ke nufin ba sa ƙara matsawa yayin da suke murɗa ciki.
l NPT , NPTF , da BSPT suna tafe.Wannan yana nufin suna daɗa matsewa, irin kamar mazurari, wanda ke taimakawa dakatar da zubewa.
Cibiyar Matsayin Ƙasa ta Amirka (ANSI) ta tsara dokoki don waɗannan zaren a cikin Amurka Misali, ANSI/ASME B1.20.1 don zaren NPT ne.Suna gaya mana girman girman zaren, nawa ne a cikin inci guda (wato adadin zaren ke nan), da kuma siffar da suke bukata.
Material, Ka'idojin Kera, da Biyayya
Kayan aiki suna da mahimmanci.Yawancin kayan aikin ƙarfe ne, kamar ƙarfe ko tagulla, saboda suna da ƙarfi.Yin waɗannan sassan yana bin ƙaƙƙarfan ƙa'idodi don tabbatar da cewa suna cikin aminci kuma za su daɗe.Wannan game da yarda ne - kamar bin girke-girke don gasa cikakken kek kowane lokaci.
l ANSI B1.20.3 da AS 1722.1 wasu daga cikin ma'auni ne da ke jagorantar yadda ake yin zaren don tsarin matsa lamba..
l A cikin Burtaniya, suna amfani da BS 21 da ISO 7 don zaren BSPT da BSPP .
Masu masana'anta kuma su tabbatar da cewa zaren nasu zai iya jure matsin da ya kamata su yi ba tare da yabo ko karye ba.A nan ne tabbatar da ingancin ya shigo.
Fahimtar Girman Zaren, Haƙuri, da Tabbacin Inganci
Girman zaren sun haɗa da farar (yawan nisa tsakanin zaren) da kusurwar zaren.Misali, zaren BSPT suna da kusurwar gefen 60° , wanda shine ɓangare na abin da ke sa su na musamman.
l Haƙuri shine ƙananan bambance-bambancen da aka yarda a cikin girman da siffar zaren.Suna kama da ɗakin murɗawa a cikin gwangwani tare.
l Tabbacin inganci yana nufin duba kowane bangare don tabbatar da ya cika ka'idoji.Kamar malami ne ke tantance aikin gida don tabbatar da cewa kun sami amsoshin daidai.
Don hatimin da ba shi da ruwa , da sassa kamar PTFE tef (Teflon) , gaskets , ko O-rings tare da waɗannan zaren. ana iya amfani Zaren da aka ɗora kamar NPT da BSPT sau da yawa suna iya rufewa da kansu saboda siffar su - suna ƙara matsewa yayin da ake ciro su a ciki.
Gaggauta Gaskiya:
l NPT zaren an tsara su zama tsangwama dace , wanda ke nufin suna samar da hatimin inji ta hanyar matsi tare.
l NPSM zaren aiki tare da mata bututu swivel - irin goro da cewa zai baka damar dunƙule shi a kan ba tare da karkatar da dukan bututu.
l NPTF zaren wani lokaci ana kiransu Dryseal American National Standard Taper Pipe Thread saboda ana nufin su rufe ba tare da buƙatar ƙarin kaya kamar tef ko manna ba.
Aikace-aikace Masu Aiki da Nazarin Kwatancen
Aikace-aikace na Duniya na Gaskiya da Nazarin Harka na Nau'in Zare Daban-daban
Lokacin da yazo ga kayan aikin zaren da aka yi amfani da su a cikin tsarin matsa lamba , cikakkun bayanai suna da mahimmanci.Bari mu ga yadda ake amfani da waɗannan zaren a duniyar gaske.
zaren NPT galibi a aikace-aikacen masana'antu gabaɗaya. Ana samun Misali, masana'anta na tsarin daidaita matsi na iya amfani da kayan aikin NPT saboda dacewarsu da kayan aiki da yawa.
Zaren NPTF , wanda kuma aka sani da Dryseal American National Standard Taper Pipe Thread , an ƙera su don ingantaccen hatimi mara ɗigo ba tare da buƙatar ƙarin abin rufe bakin zaren ba .Ana amfani da su a aikace-aikace inda hatimin inji ke da mahimmanci, kamar a cikin kayan aikin rarraba mai.
Zaren NPSM , ko National Pipe Straight Mechanical , yawanci ana amfani da su da bututun mata .Nazarin shari'a na iya haɗawa da tsarin injin ruwa inda kayan aikin NPSM ke ba da izini don sauƙin haɗuwa da kiyayewa.
Zaren BSPT , tare da kusurwar gefen gefen su na 60° , sun zama ruwan dare a aikace-aikacen ƙasashen duniya.Sau da yawa ana zaɓe su don ingantaccen hatimin su a tsarin jigilar ruwa da iskar gas.
Binciken Kwatanta: NPT vs. NPTF, NPSM vs. NPT, Matsayi na Musamman na BSPT
Mu warware bambance-bambancen:
l NPT vs. NPTF : Dukansu suna da zaren bututu mai ɗorewa , amma NPTF yana ba da tsangwama tsakanin igiyoyin zaren da tushen zaren , yana kawar da buƙatar abin rufewa.
l NPSM vs. NPT : NPSM yana da madaidaiciyar zaren bututu kuma yana buƙatar gasket ko zobe don ƙirƙirar haɗin da ba shi da ruwa .Zaren NPT da aka ɗora suna yin hatimi ta zaren da kansu.
l Matsayi na Musamman na BSPT : Zaren BSPT suna kama da NPT amma suna da kusurwar zaren daban da farar , yana sa ba za su iya musanya su da kayan aikin NPT ba.
Ƙwararrun Ƙwararrun Ƙwararru da Shawarar Ƙwararrun Masana'antu akan Fittings
Kwararrun masana'antu suna ba da shawarar yin amfani da tef ɗin PTFE (Teflon) ko hatimin zobe mai ɗaure tare da kayan aikin NPT don tabbatar da hatimin da ba ya zubewa .Ga NPTF, yana da mahimmanci don tabbatar da haɗin kai mai kyau don cin gajiyar aikin bushewar sa .
Lokacin aiki tare da haɗin BSPT , tuna cewa ba su dace da NPT ko NPTF ba tare da adaftan ba.Masana suna ba da shawarar duba ma'aunin zaren kamar ANSI/ASME B1.20.1 don NPT, ANSI B1.20.3 don NPTF, ko ISO 7 da BS 21 don BSPT don tabbatar da dacewa da dacewa.
Galling , ko lalacewar zaren, haɗari ne tare da waɗannan kayan aikin.Don hana shi, kar a yi ƙarfi sosai kuma koyaushe bi ƙayyadaddun tsarin matsi .
Shigarwa, Kulawa, da Mafi kyawun Ayyuka
Mafi kyawun Ayyuka don Sanya Nau'in Zare Daban-daban
Lokacin shigar da NPSM , NPTF , NPT , ko kayan aikin BSPT , yana da mahimmanci a bi ƙayyadaddun ƙa'idodi don tabbatar da haɗin da ba shi da ruwa .Ga jagora mai sauri:
l NPT da NPTF :
l Aiwatar da tef ɗin PTFE ko zaren da ya dace da zaren namiji.
l Ƙarfafa abin da ya dace da hannu, sannan yi amfani da maƙala don juyawa na ƙarshe.
l Yi hankali kada a yi yawa, saboda hakan na iya lalata zaren.
l BSPT :
l Mai kama da NPT, yi amfani da tef ɗin PTFE ko bakin zare.
l Tsara a hankali don cimma hatimin inji.
l NPSM :
l An ƙera waɗannan zaren don haɗawa da bututun mata.
l Yi amfani da gasket ko zoben O-ring don rufewa.
l Kar a danne, saboda yana iya haifar da lalacewa ga gasket.
Kalubale na gama-gari a cikin Shigarwa da yadda ake shawo kansu
l Tsare-tsare : Yana faruwa lokacin da zaren ba su daidaita ba.Koyaushe farawa da hannu don hana shi.
l Galling : Ƙarfe-da-karfe lamba na iya haifar da wannan.Yi amfani da man shafawa don guje masa.
l over-tightening : Yana iya haifar da lalacewar zaren.Bi jagororin tsarin daidaita matsi don madaidaicin juzu'i.
l Leakage : Idan leaks ya faru, duba don fitar da zagaye kuma tabbatar da haɗin zaren da ya dace.
Kulawa, Shirya matsala, da Tabbatar da Tsawon Na'urar Fitting
l Dubawa akai-akai : Bincika alamun lalacewa, lalata, ko lalacewa.
l Tsaftacewa : Tsaftace zaren.Datti na iya haifar da leaks.
l Sake aikace-aikacen Sealant : A tsawon lokaci, masu shayarwa na iya raguwa.Sake nema kamar yadda ake buƙata.
l Ma'ajiyar da ta dace : Ajiye kayan aiki a bushe, wuri mai tsabta.
Tuna :
l NPT da NPTF zaren suna haifar da hatimi ta hanyar tsangwama tsakanin igiyoyin zaren da tushen.
l Zaren BSPT hatimi ta hanyar zaren kadai, tare da kusurwar gefen 60° yana taimakawa cikin ingantaccen hatimi.
l NPSM sun dogara da Zaren haɗin injiniya , galibi ana haɓaka su da gasket ko zobe.
FAQs akan Fitting ɗin Zaren
Mabuɗin Bambanci Tsakanin NPSM, NPTF, NPT, da Zaren BSPT
Idan ya zo ga kayan aikin zaren , kamar wasa ne.Kowane yanki ya dace a wata hanya. NPSM (National Pipe Straight Mechanical) zaren madaidaici ne kuma an tsara su don haɗin haɗin inji kyauta. NPT Tapered) zaren suna tapered da kuma yin m hatimi ta dace zurfi kamar yadda aka dunƙule cikin (National bututu a . mafi kyawun hatimi ba tare da buƙatar ƙarin sealant ba. BSPT (British Standard Pipe Taper) zaren, a gefe guda, ana amfani da su don yin matsi mai tsauri a cikin tsarin matsa lamba kuma suna da kusurwar 55°, daban da kusurwar 60° da ake amfani da su a cikin zaren NPT.
Canja-canje, Haɗin Haɗin-Kyauta, da Kurakurai gama-gari
Yanzu, za ku iya haɗa su?Ba da gaske ba. Canjawar musanyawa ba wasa bane da kuke son kunnawa tare da kayan aikin zare.Yin amfani da NPT tare da NPTF na iya yin aiki a wasu lokuta, amma ba a da tabbacin zama haɗin da ba shi da ɗigo .Kuma BSPT ?Labari ne daban-daban saboda kusurwar zaren sa na musamman da farar sa.Mafi yawan kuskure?A zaton su duka sun dace.Koyaushe bincika ma'auni, kamar ANSI/ASME B1.20.1 don NPT, don guje wa yatsa ko lalacewa.
Ƙayyadaddun Nau'in Zaren Dama don takamaiman Aikace-aikace
Don haka, ta yaya za ku zaɓi wanda ya dace?Yi tunani game da aikin.Don canja wurin ruwa da iskar gas , hatimin da ba ya zube shine maɓalli.Idan kuna aiki tare da tsarin matsa lamba , BSPT na iya zama hanyar da za ku bi.Don aikace-aikacen da ke buƙatar hatimin inji ba tare da hatimi ba, NPTF abokinka ne.Kuma don haɗin injiniya wanda za'a iya raba shi cikin sauƙi, NPSM zai iya zama mafi kyawun zaɓi.
Ƙarin Tambayoyin Tambayoyi Masu Magance Abubuwan Damuwa Na Aiki
l Menene mai kyau sealant?
Ana yawan amfani da tef ɗin PTFE (Teflon) tare da zaren NPT don taimakawa hatimi.
l Ta yaya zan dunƙule su?
Jeka don dacewa da tsangwama - mai ƙarfi sosai don haka zaren zaren da tushen sa yana danna tare, amma ba matsewa ba har ku tube zaren.
l Me game da kusurwoyi?
Ka tuna, NPT da NPTF suna da kusurwar gefen 60 ° , kuma BSPT yana da kusurwa 55 °..
Zan iya sake amfani da waɗannan kayan aikin?
Wani lokaci, amma kula don jin daɗi - lokacin da zaren ya ƙare kuma ya manne tare.
Idan ya zubo fa?
Bincika lalacewa ko gwada hatimin zobe mai ɗaure ko O-ring don ƙarin kariya.
Ka tuna, samun dacewa daidai yana kama da zabar kayan aiki da ya dace don aikin.Yana da duka game da cikakken bayani.Rike waɗannan nasihun a zuciya, kuma za ku kasance kan hanyarku don ƙware kayan aikin zaren don haɗin da ba tare da yatsa ba..
Kammalawa
Lokacin da muke magana game da kayan aiki na zaren kamar NPSM , NPTF , NPT , da BSPT , muna magana ne game da sassan da ke taimaka mana mu haɗu da bututu da hoses tare.Waɗannan kayan aikin suna tabbatar da cewa ruwanmu, gas, da sauran abubuwanmu suna motsawa ta cikin bututu ba tare da yabo ba.Ga abin da muka koya:
l NPT nau'i ne na zaren da aka yi amfani da shi da yawa a cikin Amurka.Yana yin madaidaici saboda zaren suna ƙara ƙarami a gefe ɗaya, irin kamar mazugi.
l NPTF , wanda kuma aka sani da Dryseal American National Standard Taper Pipe Thread , kamar NPT ne amma an tsara shi don yin hatimin maɗaukaki marar lahani ba tare da buƙatar ƙarin kaya kamar tef PTFE ba..
l NPSM , ko National Bututu Madaidaici Mechanical , yana da madaidaiciyar zaren bututu .Yana da kyau don yin haɗin injina wanda za'a iya raba shi kuma a haɗa shi cikin sauƙi.
l BSPT , gajere don British Standard Pipe Taper , yayi kama da NPT amma yana da kusurwar zaren daban da farar .Ya zama ruwan dare a wuraren da ke amfani da ƙa'idodin Biritaniya.
Ka tuna, samun dacewa daidai yana nufin sanin matakan zaren ku da zabar nau'in da ya dace don tsarin matsa lamba.
Abubuwan Ci gaba na gaba a Fasahar Daidaitawa da Shawarwari na Masana'antu
Duniyar kayan aikin zaren yana ci gaba da canzawa.Ga abin da ke kan gaba:
l Ingantacciyar hanyar rufewa tana samun kyau.Muna neman hanyoyin yin haɗin gwiwa da suke da ƙarfi ba tare da buƙatar ƙarin gaskets ko zoben O-ring ba.
l Kayan aiki kuma suna inganta.Wannan yana nufin kayan aiki na iya ɗaukar ƙarin matsi kuma su daɗe.
l Masana sun ba da shawarar ko da yaushe bin shawarwarin masana'antu , kamar yin amfani da ANSI / ASME B1.20.1 don NPT ko ISO 7 don BSPT, don tabbatar da duk abin da ya dace daidai.
