Yasekwa ngo-2000, i-COVNA ngumvelisi wevalvu weminyaka engama-22 eTshayina.Sinikezela ngeevalvu zesango le-actuator ngohlobo lombane kunye nohlobo lwe-pneumatically ukuhlangabezana neemfuno zakho ezahlukeneyo.Ukukunceda ukulawula ukude kwaye kulula.Wamkele nayiphi na imibuzo evela kuwe.Dibana nathi kusales@covnavalve.com

I-Crane Fluid System yenye yeempawu ezihamba phambili ze-Crane Co, ibonelela ngoluhlu lweevalvu eziqhelekileyo, ezifana nezivalo zesango, i-valve yebhola, i-butterfly valves, i-globe valves njalo njalo.Iimveliso zinokusebenza kwishishini lokwakha iinqanawa, ukufudumeza kunye neenkqubo zokupholisa, iinkqubo zokucocwa kwamanzi, ukulungiswa kokutya kunye nokunye.
Inkqubo yemveliso yeCrane Fluid System ihambelana ngokungqongqo nomgangatho we-ISO9001 wamazwe ngamazwe wokuqinisekisa umgangatho wemveliso.Zonke iivalve zeCrane ziyafumaneka ngohlobo lwemanuwali kunye nohlobo oluzenzekelayo.

I-MSA yasekwa ngo-1885 kwaye luphawu lwe-TMK.Iimveliso zayo zibandakanya iivalve ezizisebenzelayo kunye neevalvu zesandla ezifana neevalvu zesango, iivalve zeglowubhu, iivalve zebhola, iivalve zebhabhathane njalo njalo.I-MSA izibophelele ekuboneleleni ngezisombululo ezigqwesileyo zolawulo lwenkqubo ye-oyile negesi yehlabathi, iinkqubo zothutho lwemibhobho, kunye neenkqubo zokusetyenzwa.
I-MSA ivelisa iimveliso ngokungqongqo ngokuhambelana nemigangatho yamazwe ngamazwe kunye nemigangatho ye-EU.

I-Babcock Valves yasekwa ngo-1967 kwaye ineminyaka engaphezu kwama-50 yamava e-valve.Amava atyebileyo avumela ukuba baqonde iimfuno zamashishini ahlukeneyo kakuhle.IiValve ze-Babcock zinokukubonelela ngezisombululo zolawulo lokuqukuqela ezenziwe ngokufanelekileyo.Iimveliso zeBabcock Valves 'zibandakanya iivalvu zesango ezizisebenzelayo, iivalve zeglowubhu ezizisebenzelayo, iivalve zebhola ezizisebenzelayo, iivalve zebhabhathane ezizisebenzelayo, njl.njl., ukukhonza imboni yokuvelisa amandla, ishishini lepetrochemical, ishishini leoli kunye negesi, izityalo zamanzi, njl.

I-Tecofi yasekwa ngo-1985 kwaye ikomkhulu layo liseFransi.I-Tecofi inokubonelela ngezisombululo zolawulo lwenkqubo ngokweemfuno zakho, kunye nokubonelela ngenkxaso yobugcisa ukunceda iprojekthi yakho iqhube kakuhle.
Iimveliso zeTecofi ziquka iivalvu zesango le-actuator, iivalvu zesango le-actuator, iivalvu zeglowubhu ye-activator, iivalvu ze-balance, iivalvu zebhola ze-actuator njalo njalo.Iimveliso zinokubonelela ngamanzi, ishishini le-HVAC, ishishini lamaphepha, isityalo se-biogas njalo njalo.

I-Belgicast yasekwa ngo-1957 ukubonelela ngezisombululo zobuchwephesha bobugcisa bokucoca amanzi kwihlabathi jikelele.Iimveliso eziluncedo zeBelgicast ziquka iivalve zesango ezisebenzayo, iivalve zebhabhathane ezisebenzayo, iivalve zokujonga, njl., Ezinokuthi zisetyenziswe kakuhle kumashishini ahlukeneyo onyango lwamanzi.Iimveliso zeBelgicast zenziwe eYurophu.Inkqubo yemveliso ihambelana nemigangatho ye-EU kunye nemigangatho yamazwe ngamazwe.