Kodi ISO 12151-2 ndi chiyani ndipo mtundu waposachedwa ndi uti?
TS EN ISO 12151-2 TS EN ISO 12151-2 maulumikizidwe amphamvu yamadzimadzi amadzimadzi komanso kugwiritsa ntchito pafupipafupi - zopangira payipi - Gawo 2: Zolumikizira ma hose ndi ISO 8434-1 ndi ISO 8434-4 24 ° cholumikizira chimatha ndi mphete za O.
Kope loyamba linatulutsidwa mu 2003 ndipo linakonzedwa ndi Technical Committee ISO/TC 131, Fluid power systems, Subcommittee SC 4, zolumikizira ndi zinthu zofanana ndi zigawo zake.
Mtundu waposachedwa wa ISO 12151-2:2003, onani pansipa tsamba loyamba la ISO 12151-2 muyezo, ndi ulalo wochokera patsamba la ISO.
https://www.iso.org/search.html?q=ISO%2012151-2&hPP=10&idx=all_en&p=0
ISO 12151-2 idachokera ku DIN 20066 (yomwe idatulutsidwa mu 1982) 24 ° payipi zopangira payipi, kotero 24 ° payipi yolumikizira imagwiritsidwa ntchito kwambiri ku Germany, Europe etc.
Kodi ISO 12151-2 imafotokoza chiyani?
ISO 12151-2 imatchula zofunikira zonse komanso zowoneka bwino pamapangidwe ndi magwiridwe antchito a payipi yokhala ndi cholumikizira cha 24 ° cone kumapeto ndi mphete za O, molingana ndi ISO 8434-1.Zopangira payipi izi zimapangidwa ndi chitsulo cha kaboni ndipo amapangidwa kuti azigwiritsidwa ntchito ndi mapaipi okhala ndi ma diameter amkati kuchokera 5 mm mpaka 38 mm (kuphatikiza).
Ngati mukufuna zinthu zina osati zitsulo za kaboni, zili bwino ndipo chonde funsani makasitomala athu.
Kodi Wopambana ali ndi chinthu chogwirizana ndi ISO 12151-2?
Wopambana ayitanitsa payipi yamtunduwu kuti ikhale yoyenera ngati 24 ° cone hose yokwanira, ndi gawo lokwanira lachimuna.ndi 104xx (L series) ndi 105xx(S series), ndipo mndandanda wa akazi ndi 204xx(L series) ndi 205xx(S series).Pansipa pali chithunzi chodziwika bwino cha mndandandawu.
104xx ndi 105xx mndandanda wamtundu wamba
204xx ndi 205xx mndandanda wamtundu wamba
Wopambana 24 ° cone hose wokwanira gwiritsani ntchito kapu ndi mtedza wawaya, kutalika kosiyana kwa madontho opindika popindika payipi, tsatanetsatane onani pepala lamakatalo.[Ulalo wa kagulu kotsitsa]
Wopambana 24 ° cone hose payipi yoyenerera gawo la gulu la payipi loyesedwa molingana ndi ISO 19879, ndikuphatikiza kwathunthu payipi yoyesedwa molingana ndi ISO 6605.
Chofunikira pakumaliza mu ISO 12151-2 ndi mayeso opopera mchere a 72 h osalowerera ndale molingana ndi ISO 9227 ndipo palibe dzimbiri lofiira, mbali zopambana zimaposa zomwe ISO 12151-2 zimafunikira.
Pansipa pali mawonekedwe a ISO ndi chithunzi cha Winner salt spray test.
Nthawi yotumiza: Feb-07-2022