| Kukula & Kupanikizika & Standard | |
| Kukula | DN40-DN1200 |
| Kuyeza kwa Kupanikizika | PN10, PN16, CL150, JIS 5K, JIS 10K |
| Matenda opatsirana pogonana pamaso ndi maso | API609, BS5155, DIN3202, ISO5752 |
| Kulumikizana kwa STD | PN6, PN10, PN16, PN25, 150LB, JIS5K, 10K, 16K, GOST33259 |
| Upper Flange STD | ISO 5211 |
| Zinthu Zofunika | |
| Thupi | Chitsulo Chopangidwa ndi Cast (GG25), Chitsulo Chopangidwa ndi Ductile (GGG40/50), Chitsulo cha Carbon (WCB A216), Chitsulo Chosapanga Dzimbiri (SS304/SS316/SS304L/SS316L), Chitsulo Chosapanga Dzimbiri cha Duplex (2507/1.4529), Bronze, Aluminiyamu. |
| Disiki | DI+Ni, Chitsulo cha Carbon(WCB A216), Chitsulo Chosapanga Dzimbiri(SS304/SS316/SS304L/SS316L), Chitsulo Chosapanga Dzimbiri Cha Duplex(2507/1.4529), Bronze, DI/WCB/SS yokutidwa ndi Epoxy Painting/Nayiloni/EPDM/NBR/PTFE/PFA |
| Tsinde/Kutsinde | SS416, SS431, SS304, SS316, Chitsulo Chosapanga Dzira Cha Duplex, Monel |
| Mpando | NBR, EPDM/REPDM, PTFE/RPTFE, Viton, Neoprene, Hypalon, Silicon, PFA |
| Kudula | PTFE, Mkuwa |
| Mphete ya O | NBR, EPDM, FKM |
| Woyambitsa | Chigoba cha Dzanja, Bokosi la Magiya, Chowunikira Magetsi, Chowunikira cha Pneumatic |
Valavu iliyonse iyenera kutsukidwa ndi makina oyeretsera a ultra-sound, ngati pali chodetsa chomwe chatsala mkati, kuonetsetsa kuti vavuyo yatsukidwa, ngati paipi yaipitsidwa.
Thupi la valavu limagwiritsa ntchito ufa wa epoxy resin wamphamvu kwambiri, womwe umathandiza kuti lizimamatira ku thupi likasungunuka.
Mbale Yolembera yomwe ili mbali ya thupi la valavu, yosavuta kuyang'anira mukayiyika. Zipangizo za mbaleyo ndi SS304, yokhala ndi chizindikiro cha laser. Timagwiritsa ntchito rivet yachitsulo chosapanga dzimbiri kuti tiyikonze, tiyiyeretse ndikuyimanga.
Maboluti ndi mtedza amagwiritsa ntchito zinthu za ss304, zomwe zimakhala ndi mphamvu zambiri zoteteza dzimbiri.
Chogwirira cha valavu chimagwiritsa ntchito chitsulo chosungunuka, choletsa dzimbiri kuposa chogwirira wamba. Kasupe ndi pini zimagwiritsa ntchito zinthu za ss304. Chigwirirocho chimagwiritsa ntchito kapangidwe ka semicircle, kogwira bwino.
Mtundu wa ma modulation a pini ya gulugufe, mphamvu yayikulu, kukana kuvala komanso kulumikizana kotetezeka.
Kapangidwe ka tsinde losagwiritsa ntchito pini kamagwiritsa ntchito kapangidwe kotsutsana ndi kuphulika, tsinde la valavu limagwiritsa ntchito mphete yodumphira kawiri, sikuti kokha ingabwezeretse cholakwika pakuyika, komanso imatha kuletsa tsinde kuti lisaphulike.
Chogulitsa chilichonse cha ZFA chili ndi lipoti la zinthu zofunika pazigawo zazikulu za valavu.
Thupi la valve la ZFA limagwiritsa ntchito thupi la valve lolimba, kotero kulemera kwake kumakhala kwakukulu kuposa mtundu wamba.