Zaren BSP (British Standard Pipe) da zaren NPT (National Pipe Thread) ma'auni ne na bututu guda biyu, tare da wasu bambance-bambance masu mahimmanci:
- Matsayin Yanki da Ƙasa
Zaren BSP: Waɗannan ƙa'idodi ne na Biritaniya, waɗanda Cibiyar Matsayin Biritaniya (BSI) ta tsara da sarrafa su.Suna da kusurwar zare na digiri 55 da rabon taper na 1:16.Ana amfani da zaren BSP sosai a Turai da ƙasashen Commonwealth, galibi a cikin masana'antar ruwa da gas.
NPT Threads: Waɗannan ƙa'idodin Amurka ne, waɗanda Cibiyar Matsayin Ƙasa ta Amurka (ANSI) da Ƙungiyar Injin Injiniya ta Amurka (ASME) suka tsara kuma suke gudanarwa.Zaren NPT suna da kusurwar zaren kusurwa na digiri 60 kuma sun zo cikin madaidaiciya (cylindrical) da sifofi.An san zaren NPT don kyakkyawan aikin rufewa kuma ana amfani da su don jigilar ruwa, gas, tururi, da ruwan ruwa.
- Hanyar rufewa
Zaren BSP: Yawanci suna amfani da wanki ko sealant don cimma hatimi.
Zaren NPT: An ƙera shi don rufe ƙarfe-zuwa-ƙarfe, galibi ba sa buƙatar ƙarin abin rufewa.
- Yankunan aikace-aikace
Zaren BSP: Ana amfani da su a cikin Burtaniya, Ostiraliya, New Zealand, da sauran yankuna.
Zaren NPT: Yafi kowa a cikin Amurka da kasuwanni masu alaƙa.
Abubuwan NPT:Matsayin Amurka tare da kusurwar zaren digiri 60, wanda aka saba amfani dashi a Arewacin Amurka da yankuna masu yarda da ANSI.
Zaren BSP:Matsayin Biritaniya tare da kusurwar zaren digiri 55, yawanci ana amfani da shi a cikin ƙasashen Turai da Commonwealth.
Lokacin aikawa: Mayu-27-2024