| Kukula & Kupanikizika & Standard | |
| Kukula | DN40-DN2000 |
| Kuyeza kwa Kupanikizika | DN50-100 PN16 DN150-200 PN10 DN250-400 PN7 DN450-600 PN5 DN650-750 PN4 DN800-900 PN3 DN1000 PN2 |
| Muyezo wa Kapangidwe | JB/T8691-2013 |
| Muyezo wa Flange | GB/T15188.2-94 tchati 6-7 |
| Muyezo Woyesera | GB/T13927-2008 |
| Zinthu Zofunika | |
| Thupi | Chitsulo chopangidwa ndi ductile; WCB; CF8; CF8M; 2205; 2507 |
| Disiki | SS304; SS316; 2205; 2507; 1.4529 |
| Tsinde/Kutsinde | SS410/420/416; SS431; SS304; Monel |
| Mpando | Chitsulo chosapanga dzimbiri + STLEPDM (120°C) /Viton(200°C)/PTFE(200°C) /NBR(90°C) |
| Kudula | PTFE, Mkuwa |
| Mphete ya O | NBR, EPDM, FKM |
| Woyambitsa | Bokosi la Magiya, Chowunikira Magetsi, Chowunikira Ma Pneumatic |
Chipata chachitsulo chosapanga dzimbiri cha AISI304 kapena 316 chokhazikika chimaphwanyidwa ndikupukutidwa bwino ngati galasi, zomwe zingapewe kuwonongeka kwa kulongedza ndikukhala pansi potsegula kapena kutseka ndikupanga chisindikizo chachikulu. Pansi pa m'mphepete mwa chipatacho chimapangidwa ngati bevel, kotero kuti chimadula pakati pa zolimba kuti chisindikizocho chikhale cholimba kwambiri. Choteteza mpeni chingaperekedwe kuti chitetezedwe ku fumbi.
Pali zinthu zitatu monga pansipa:
1. NBR ya mipando yokhazikika, EPDM, imapezekanso mu PTFE, Viton, Silicone ndi zina zotero. Kapangidwe kapadera komwe kamatseka chisindikizo mkati mwa thupi la valavu ndi mphete yosapanga dzimbiri. Nthawi zambiri chisindikizo chimakhala cholunjika mbali imodzi, ndipo chisindikizo chimakhala cholunjika mbali zonse ziwiri monga momwe mwafunira.
2. Zigawo zingapo za zomangira zolukidwa ndi gland yolumikizira mosavuta yomwe imatsimikizira kuti zimamatirira bwino. Zimapezeka muzipangizo zosiyanasiyana: Graphite, PTFE, PTFE + KEVLAR ndi zina zotero.
3. Chotchingira chowongolera chomwe chili pa thupi la valavu chimapangitsa kuti chipata chiziyenda bwino, ndipo chotchingira chotulutsira madzi chimatsimikizira kutseka bwino chipatacho.
ZFA Valve imagwiritsa ntchito muyezo wa API598 mosamalitsa, timayesa kuthamanga kwa mbali zonse ziwiri za ma valve onse 100%, ndikutsimikizira kuti makasitomala athu amapereka ma valve abwino 100%.
Thupi la valavu limagwiritsa ntchito zinthu zokhazikika za GB, pali njira 15 kuyambira chitsulo kupita ku thupi la valavu.
Kuyang'anira khalidwe kuyambira pamalo opanda kanthu mpaka pamalo omalizidwa ndi chitsimikizo cha 100%.