NPT eri bụ ihe American ọkọlọtọ 60° taper ọkpọkọ eri.Usoro maka ịgbakọ warp nke eriri bụ: Usoro maka etiti dayameta nke eriri bụ: D2=d2=D-0.8XPỤkpụrụ maka ụzọ eriri bụ: D1=d1=D-1.6XPỤdị dabara adaba nke eriri ahụ bụ: kewara n'ime cone-post fit ma ọ bụ cone-cone dabara.Ogologo eriri L bụ nchikota nke ogologo ogologo nke kacha nta dị irè ọ bụghị ihe na-erughị ebe ntinye aka ya + ohere mgbakọ. Mgbe emechara eri ahụ, mgbe emechara ngwaahịa ahụ, a ga-edeba akara nkọwa nke eri ahụ na ya. ihu njedebe nke eriri ma ọ bụ ebe ndị ọzọ na-adọrọ adọrọ, dị ka: 4-8NPT-LH A na-emecha akara nke eriri a site na ntinye akara n'etiti eriri. ụlọ ọrụ nyocha ọkachamara ga-emeri.
Nyocha nke eriri TBG
eri TBG bụ eriri njikọ ọkpọkọ mmanụ ala, yiri eriri pipeline mmanụ LP, ọkọlọtọ ya bụ :API-5B, eri TBG kewara n'ime oke (EUE EU) ọ bụghị oke (NUE NU) ụdị abụọ, eriri eriri bụ 60° taper bụ 1:16.Nkọwa nke eriri na-enweghị atụ bụ ndị a: 1.05TBG;1.315 TBG;1.660 TBG;1.900 TBG;22/8TBG;27/8TBG;31/2TBG;41/2TBG.UPTBG thickened (EUE) TBG eri, 8 ezé oge ọ bụla, nkọwa bụ: 1.05UPTBG 1.05UPTBG;1.315 UTBG;1.660UP TBG;1.900UPTBG;2 2/8UPTBG;27/8UPTBG;31/2 UPTBG;4UPTBG.41/2UPTBG
.A: Nkwadebe tupu nyocha: 1: 16 nlele ọkụ, nkwụnye mgbanaka mgbanaka.60° eze nha nha.CB/T 12726-2002 (S) .2002
Nyocha nke eriri America:
(1) The eze shape Angle nke American eri bụ 60 °, nke kewara n'ime: keadighi rarii UNS, fine UNF, ultra-fine UNEF, Universal UNC keadighi rarii eri.A na-egosipụta ọkwa n'ọnụọgụ ezé na 25.4mm kwa inch.Ụzọ akara dịka: 7/8-9UNC.2B.A na-ekewa grade of America thread A na B abụọ, A thread is only applicable to external thread, kewara 1A;2A;3A, akara nke eriri ime bụ nke B nọchitere anya ya, kewara ya na 1B;2B;3B.1A1B nwere ọkwa eri kachasị elu ma ejiri ya mee ihe maka ngwa US ma ọ bụ ebumnuche ndị ọzọ pụrụ iche.2A2B dabara adaba maka eriri njikọ izugbe ma nwee ike kpuchie ya n'elu eriri ahụ. Usoro nyocha: nnukwu dayameta nke eriri United States;Obere dayameta;Enwere ike ịtụgharị warp dị ọkara ka ọ bụrụ ụkpụrụ metric M.Mgbe ahụ dịka usoro nyocha nke metric M siri dị iji nwalee nnukwu dayameta nke eriri America;Obere dayameta;Dayameta etiti ma ọ bụ ya na nkọwapụta nke mgbanaka plọg zuru oke ma kwụsịtụ nlele;A ga-enyocha ndị ọzọ dị ka ụdị ọzọ na ohere ohere ọnọdụ na akụkụ ndị akọwapụtara na usoro eserese. Usoro nke ịtụgharị eriri America ka ọ bụrụ metric M thread bụ nke a: Dị ka: 7 / 8-9UNC.2B Dayameta aha ya bụ: 22.225 mm.Ngwunye ya bụ: 2.822mm, na dayameta ya bụ 22.225 (0.6495 x 2.822) = 20.391 mm. Emechara ngwaahịa eri America: A ghaghị ime ihe njirimara eri ngwaahịa n'elu ngwaahịa tupu echekwa ya.
LP mmanụ pipeline eri
nnyocha LP mmanụ pipeline eri;Yiri NPT vertebral ọkpọkọ eri na eri contour Angle nke 60° na taper nke 1:16.Ọdịiche dị n'etiti ya na eriri eriri vertebral NPT bụ na ịdị elu nke eriri LP nke otu nkọwa dị ala karịa nke eri NPT, eri elu LP bụ 0.073P, ebe ịdị elu nke eriri NPT dị 0.033P, ya bụ, ọnụ. nke LP eri dị ụtọ karịa nke NPT eri.Na LP eri nwere nkwụsị, nwere ike n'ụzọ dị irè na-echebe eri si mmebi, LP eri akara na-emechi site eze akara, otú nhazi ziri ezi bụ elu karịa NPT eri chọrọ, na irè ogologo nke LP eri bụ ogologo karịa NPT. , nke na-eme ka ihe isi ike nhazi. Nyochaa eri LP: LP;Nleba nke eri bụ isi iyi nke eriri NPT.Mkpa 1:16 ihe nlere ọkụ, eriri nkwụnye mgbanaka eriri.Dental nlele, eze elu onye na-achị, wdg N'ihi na dị iche iche nkọwa nke LP eri, ọnụ ọgụgụ nke aka uko uko anya ezé bụkwa dị iche iche.Enwere ike ịlele nke a site na ọkọlọtọ API-5B eri.N'oge nyocha na ule, a ga-emerịrị nnabata nha dị mkpa dịka usoro eserese na nha chọrọ site na nkwekọrịta.Ekwesịrị ka akara ngwaahịa ndị tozuru oke na nkọwapụta eri na-adọrọ adọrọ.
Oge nzipu: Sep-07-2023