Kodi ISO 8434-3 ndi chiyani ndipo mtundu waposachedwa kwambiri?
Mutu wa ISO 8434-3 ndi kulumikiza machubu azitsulo kuti agwiritse ntchito mphamvu zamadzimadzi komanso kugwiritsa ntchito nthawi zonse -
Gawo 3: O-ring nkhope chisindikizo zolumikizira.
Kope loyamba linatulutsidwa mu 1995 ndipo linakonzedwa ndi Technical Committee ISO/TC 131, Fluid power systems, Subcommittee SC 4, zolumikizira ndi zinthu zofanana ndi zigawo zake.
Mtundu waposachedwa ndi ISO 8434-3:2005, onani pansipa tsamba loyamba la ISO 8434-3 muyezo, ndi ulalo wochokera patsamba la ISO.
https://www.iso.org/search.html?q=ISO%208434-3&hPP=10&idx=all_en&p=0
ISO 8434-3 idachokera ku SAE J1453 (yotulutsidwa mu 1987) Fitting--O-ring face seal, yotchedwa ORFS fitting, zolumikizira zamtunduwu zimagwiritsidwa ntchito kwambiri ku America.
Kodi ISO 8434-3 imafotokoza chiyani?
ISO 8434-3 imatchula zofunikira zonse komanso zowoneka bwino pamapangidwe ndi magwiridwe antchito a zolumikizira zosindikizira za O-ring nkhope zopangidwa ndi chitsulo chachubu cha mainchesi akunja kapena payipi mkati mwake 6 mm mpaka 38 mm, kuphatikiza.
Ngati mukufuna zinthu zina osati zitsulo, zili bwino ndipo chonde funsani makasitomala athu.
Kodi Wopambana ali ndi chinthu chogwirizana ndi ISO 8434-3?
Wopambana amatcha zolumikizira zamtunduwu monga adaputala ya ORFS(O-ring face seal ) kapena adaputala kapena cholumikizira, ndipo zolumikizira zonse zomwe zafotokozedwa mu ISO 8434-3 zimapezeka kuchokera kwa Wopambana, ndipo F ndiyodziwikiratu kuti ORFS imathera pagawo la., monga zolumikizira zowongoka za mgwirizano (1F), cholumikizira chigongono (1F9), cholumikizira cha T union (AF), cholumikizira cholumikizira chokhala ndi ma stud kumapeto molingana ndi ISO 6149-2(1FH-N), cholumikizira bulkhead(6F), cholumikizira chigongono ndi O-ring(2F9), ……Onani pepala la catalog kuti mumve zambiri, pali mitundu yopitilira 33 yomwe kasitomala angasankhe.[Ulalo wa kagulu kotsitsa]
Pansipa pali zithunzi zolumikizira nkhope za O-ring ORFS.
Mgwirizano wowongoka
Mgwirizano wa chigongono
T mgwirizano
Bulkhead
Mapeto osasinthika
Mapeto osinthika
Swivel kumapeto
Swivel kumapeto
Ndi NPT mapeto
Mapeto osinthika
Pulagi
Pulagi
Wopambana O-ring nkhope chosindikizira ORFS cholumikizira choyesedwa molingana ndi ISO 19879 komanso ndi magwiridwe antchito apamwamba kuposa ISO 8434-3.
Chofunikira pakumaliza mu ISO 8434-3 ndi kuyesa kwapopopera mchere kwa maola 72 molingana ndi ISO 9227 ndipo palibe dzimbiri lofiira, mbali zopambana zimaposa zomwe ISO 8434-3 zimafunikira.
Pansipa pali mawonekedwe a ISO ndi chithunzi cha Winner salt spray test.
Nthawi yotumiza: Feb-07-2022