Ivalve yokulawula umoya lolunye uhlobo lwesivalo solawulo oluchanekileyo lokuhamba.Kweli nqaku, siza kudwelisa abavelisi aba-5 beglowubhu yolawulo lweglowubhu kwireferensi yakho.Ndiyathemba ukuba inokukunceda wonge ixesha.

I-COVNA yi-brand yaseTshayina kwaye yasungulwa ngo-2000. Senza kwaye sinikeze ivalve yokulawula ukulawula izinga lokuhamba.Iminyaka engama-20 yamava kushishino lwevalvu isenza sazi ivalve kunye nentengiso nzulu.Sikholelwa ukuba sinokukunceda ukusombulula isisombululo sevalvu ngokugqibeleleyo.Wamkele nayiphi na imibuzo evela kuwe! sales@covnavalve.com

UFISHER luphawu olusezantsi lwe-Emerson.Uzibophelele ekuveliseni iivalvu ezibalaseleyo zokulawula ukuqukuqela, ukukunika izisombululo ezichanekileyo nezithembekileyo zolawulo lokuqukuqela ukukunceda ukulawula ngokuchanekileyo kwaye ukwahlula ulwelo.Iimveliso ze-FISHER zinokusetyenziswa kwizityalo zamandla enyukliya, izityalo zamandla ombane wamanzi, ukucocwa kwamanzi, amashishini okwakha iinqanawa njalo njalo.

Yasekwa ngo-1931, iDwyer ngumboneleli ozinikele ekuboneleleni ngezisombululo zenkqubo yokuzenzekela kwiinkqubo zeHVAC zehlabathi.Kukho iiofisi okanye abasasazi kulo lonke ihlabathi, ezinokukunika iinkonzo zokuphendula ngokukhawuleza.
Iimveliso ziquka iivalvu zokulawula ukuqukuqela kwepneumatic, iivalve zeglowubhu, iivalve zebhola, iivalve zebhabhathane njalo njalo.

Yasekwa ngo-1971, i-Asahi/America yaba nguvulindlela kwishishini levalvu ye-thermoplastic e-United States.Emva kweminyaka engama-50 yophuhliso, i-Asahi/America iye yaba yenye yabakhiqizi behlabathi abakhokelayo beevalvu zeplastiki.I-Asahi / iMelika inamava kunye neqela lokuqala le-R & D, ngoko ke i-Asahi inokuhlangabezana nevalve, i-valve kunye neemfuno zombhobho.

I-Spirax Sarco ibonelela ngezisombululo zolawulo lwenkqubo yomphunga kumashishini ahlukeneyo, njengokulungisa ukutya, ishishini lokucoca ioyile, ishishini lebhiya, ishishini lokucoca ubushushu obuphezulu njalo njalo.I-Spirax Sarco ineengcali ze-1,300 zobugcisa kunye neeofisi kumazwe / imimandla ye-62 emhlabeni jikelele ukubonelela ngeenkonzo ezikhawulezayo nezifanelekileyo.

Ngokwenza izinto ezintsha eziqhubekayo kubuchwepheshe bevalvu, uSamson uye waba ngomnye wabavelisi bevalvu abahamba phambili kwihlabathi.USamson uneeofisi kumazwe/iingingqi ezininzi kwihlabathi jikelele kwaye unokubonelela abathengi basekhaya ngeenkonzo ezikhawulezayo nezifanelekileyo kunye neemveliso.Imveliso ingasetyenziswa kulawulo lokuhamba kwamanzi, udaka, umphunga kunye nezinye iigesi, ulwelo okanye izinto eziqinileyo.Iimveliso zinokusetyenziswa ekuqhubeni ukutya, kwishishini lamayeza, kwishishini lamandla elanga, kwimigodi, njl.