Njengoba igama liphakamisa, intambo yepayipi ibhekisela kuntambo esetshenziswa epayipini. Lapha, ipayipi libhekisela epayipini lokuzisholo. Njengoba lolu hlobo lwepayipi lubizwa ngokuthi ipayipi lokubiza, intambo yepayipi empeleni iyintambo yegama. Izintambo zamapayipi, njengendlela yokuxhuma amapayipi, zisetshenziswa kakhulu ukuxhuma kanye nokuvala amapayipi amancane naphakathi nendawo athutha uketshezi namagesi. Kunezinhlobo ezintathu ezivamile zezintambo zamapayipi. Yilawa: intambo ye-NPT, intambo ye-BSPT, kanye nentambo ye-BSPP.
Umehluko omkhulu phakathi kwezinhlobo ezintathu zezintambo:
| Intambo yepayipi | I-engeli | I-Taper/Parellel | Phezulu & Phansi | Ifomu Lokufaka uphawu | Okujwayelekile |
| I-NPT | 60° | I-tapered | Ingaphezulu eliyisicaba, phansi eliyisicaba | Isigcwalisi | I-ASME B1.20.1 |
| I-BSPT | 55° | I-tapered | Round top, round t phansi | Isigcwalisi | ISO7-1 |
| I-BSPP | 55° | I-Parellel | Round top, round t phansi | I-Gasket | ISO228-1 |
Izimiso zokubeka uphawu nezindlela zokuvala zezinhlobo ezintathu zezintambo zamapayipi
Kungakhathaliseki ukuthi intambo yepayipi evaliwe engu-55 ° (BSPT) noma intambo yepayipi evaliwe engu-60 ° (NPT), intambo yokuvala yocingo kufanele igcwaliswe nge-medium ngesikhathi sokujiya. Ngokuvamile, itheyiphu yokuvala ye-PTFE isetshenziswa ukusonga intambo yangaphandle, futhi inani lokugoqa liyahlukahluka kusuka ku-4 kuye ku-10 kuye ngogqinsi lwetheyiphu yokuvala ye-PTFE. Lapho igebe phakathi kwephezulu nangaphansi kwezinyo lihambisana, liqina ngokuqiniswa kwentambo yepayipi. Izintambo zangaphakathi nezingaphandle zicindezelwa komunye nomunye, kuqala kukhishwe igebe phakathi kwezinhlangothi ezicindezelwe. Khona-ke, njengoba amandla aqinisayo ekhula, ingaphezulu lamazinyo kancane kancane liba bukhali, iphansi lamazinyo kancane kancane liba buthuntu, futhi igebe phakathi kwezinyo eliphezulu nezinyosi liyanyamalala kancane kancane, kufinyelele injongo yokuvimbela ukuvuza. Lapho kukhona ukuguquguquka noma ukugxambukela phakathi kwengaphezulu nangaphansi kwezinyo, baqale bacindezelane, okwenza ukuthi ingaphezulu lezinyo libe buthuntu kancane kancane bese kuthi ngaphansi kwezinyo libe licijile, bese kuthi ihlangothi lezinyo lixhumane futhi kancane kancane liqede igebe. Ngakho-ke ukufeza umsebenzi wokuvala wentambo yepayipi.
Ukuphazamiseka okungu-55 ° intambo yepayipi engavaliwe (BSPP) ngokwayo ayinawo umsebenzi wokuvala, futhi intambo isebenza kuphela umsebenzi wokuxhuma. Ngakho-ke, i-gasket yokuvala iyadingeka ukuze uvale ubuso. Kunezinhlobo ezimbili zokuvalwa kobuso bokugcina: enye iwukusebenzisa i-gasket eyisicaba ekugcineni kwentambo yesilisa, kanti enye iwukusebenzisa i-gasket ehlangene (i-elastic gasket efakwe ohlangothini lwangaphakathi lwendandatho yensimbi) ekugcineni kobuso bomucu wesifazane.
Ukuze uthole imininingwane eyengeziwe yoku-oda, sicela ubheke okukhethiweamakhathalogikuIwebhusayithi esemthethweni ye-Hikelok. Uma unanoma yimiphi imibuzo yokukhetha, sicela uxhumane nabasebenzi abathengisa ku-inthanethi be-Hikelok bamahora angu-24.
Isikhathi sokuthumela: Jul-22-2025