O filo BSP (British Standard Pipe) ma filo NPT (National Pipe Thread) e lua tulaga masani o filo paipa, ma nisi o eseesega autu:
- Tulaga Fa'aitulagi ma le Atunu'u
BSP Threads: O tulaga nei a Peretania, fa'atulagaina ma pulea e le British Standards Institution (BSI). O loʻo i ai le filo filo o le 55 tikeri ma le taper ratio o le 1:16. O filo BSP o loʻo faʻaaogaina lautele i Europa ma atunuʻu o le Commonwealth, e masani lava i pisinisi vai ma kesi.
NPT Threads: O tulaga Amerika ia, faʻatulagaina ma pulea e le American National Standards Institute (ANSI) ma le American Society of Mechanical Engineers (ASME). O filo o le NPT e 60 tikeri le maualuga o filo ma e sau sa'o (fa'akomupiuta) ma fa'ama'i. O filo NPT e lauiloa mo a latou faʻamaufaʻailoga lelei ma e masani ona faʻaaogaina e felauaiga vai, kasa, ausa, ma sua sua.
- Auala Faamauga
Fa'amauina BSP: E masani ona latou fa'aogaina fufulu po'o fa'amaufa'ailoga e maua ai fa'amaufa'ailoga.
NPT filo: Faʻatulagaina mo faʻamaufaʻailoga uʻamea-i-metal, e masani ona latou le manaʻomia se faʻamaufaʻailoga faaopoopo.
- Avanoa Fa'atatau
BSP Threads: E masani ona faʻaaogaina i Peretania, Ausetalia, Niu Sila, ma isi itulagi.
NPT Threads: Sili atu masani i le Iunaite Setete ma maketi faʻapitoa.
NPT filo:American standard ma le 60-tikeri filo tulimanu, masani ona faʻaaogaina i Amerika i Matu ma ANSI-tausi itulagi.
BSP filo:Fa'aPeretania fa'atasi ai ma le 55-tikeri filo filo, e masani ona fa'aoga i Europa ma atunu'u o le Commonwealth.
Taimi meli: Me-27-2024