Iibhlog
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Iziseko zeevalvu zesango kunye nokugcinwa kwazo
Ivalvu yesango yivalvu esetyenziswa ngokubanzi exhaphakileyo. Isetyenziswa kakhulu kwicandelo lesinyithi, ulondolozo lwamanzi, kunye namanye amacandelo. Imakethi ivumile uluhlu olubanzi lokusebenza kwayo. Kunye nokufunda ivalvu yesango, ikwaqhube uphando olucokisekileyo...Funda ngokugqithisileyo -
Iziseko zevalvu yeglobe
Iivalvu zeglobe bezisoloko ziyindlela ephambili kulawulo lolwelo kangangeminyaka engama-200 kwaye ngoku zifumaneka kuyo yonke indawo. Nangona kunjalo, kwezinye iinkqubo, uyilo lweevalvu zeglobe lungasetyenziswa ukulawula ukuvalwa ngokupheleleyo kolwelo. Iivalvu zeglobe zihlala zisetyenziselwa ukulawula ukuhamba kolwelo. Ivalvu yeglobe ivuliwe/ivaliwe kwaye ilawulwa ukusetyenziswa ...Funda ngokugqithisileyo -
Ulwahlulo lweevalvu zebhola
Izinto ezibalulekileyo zevalvu yebhola ngumzimba wevalvu, isihlalo sevalvu, ingqameko, isiqu sevalvu, kunye nesiphatho. Ivalvu yebhola inengqameko njengecandelo layo lokuvala (okanye ezinye izixhobo zokuqhuba). Ijikeleza i-axis yevalvu yebhola kwaye iqhutywa yingqameko yevalvu. Isetyenziswa kakhulu kwipayipi...Funda ngokugqithisileyo -
Ivalvu yokunceda
Ivalvu yokunceda, ekwaziwa ngokuba yivalvu yokunceda uxinzelelo (i-PRV), luhlobo lwevalvu yokhuseleko esetyenziselwa ukulawula okanye ukunciphisa uxinzelelo kwinkqubo. Ukuba uxinzelelo belungalawulwa, lunokwakheka kwaye lubangele ukuphazamiseka kwenkqubo, ukusilela kwesixhobo okanye isixhobo, okanye umlilo. Ngokuvumela uxinzelelo...Funda ngokugqithisileyo -
Umgaqo wokusebenza wevalvu yebhabhathane
Umgaqo wokusebenza Ivalvu yebhabhathane luhlobo lwevalvu elungisa ukuhamba kwesixhobo ngokuyivula okanye ukuyivala ngokujika umva nangaphambili malunga nama-90 degrees. Ukongeza kuyilo lwayo olulula, ubungakanani bayo obuncinci, ubunzima obulula, ukusetyenziswa kwezinto eziphantsi, ukufakwa okulula, i-torque ephantsi yokuqhuba, kunye ne-q...Funda ngokugqithisileyo -
Ukusetyenziswa kombhobho we-HDPE
Iingcingo, iintambo, iipayipi, iipayipi, kunye neeprofayili zezinye zezicelo ezimbalwa ze-PE. Izicelo zeepayipi ziqala kwiipayipi ezimnyama ezinobubanzi obungama-intshi angama-48 zeepayipi zemizi-mveliso kunye nezixeko ukuya kwiipayipi ezincinci ezityheli ezinqamlezileyo zegesi yendalo. Ukusetyenziswa kwepayipi enkulu engenanto endaweni ye ...Funda ngokugqithisileyo -
I-Polypropylene
I-polypropylene eneentlobo ezintathu, okanye ipayipi ye-polypropylene ye-random copolymer, ibizwa ngesifinyezo se-PPR. Le nto isebenzisa i-heat welding, inezixhobo ezikhethekileyo ze-welding kunye ne-cutting, kwaye i-plasticity ephezulu. Ixabiso layo likwafanelekile. Xa kongezwa umaleko we-insulation, i-insulation nganye...Funda ngokugqithisileyo -
Ukusetyenziswa kwe-CPVC
Iplastiki entsha yobunjineli enokusetyenziswa ngeendlela ezininzi yiCPVC. Uhlobo olutsha lweplastiki yobunjineli ebizwa ngokuba yi-polyvinyl chloride (PVC) resin, esetyenziselwa ukwenza i-resin, iyafakwa i-chlorine kwaye iguqulwe ukuze kwenziwe i-resin. Imveliso yipowder emhlophe okanye etyheli ekhanyayo okanye i-granule engenavumba,...Funda ngokugqithisileyo -
Indlela Iivalvu Zebhabhathane Ezisebenza Ngayo
Ivalvu yebhabhathane luhlobo lwevalvu enokuvulwa okanye ivalwe ngokujika ijikeleze ii-degrees ezingama-90. Ivalvu yebhabhathane isebenza kakuhle ngokwemigaqo yokuhamba kwamanzi ukongeza ekubeni nezakhono ezilungileyo zokuvala nokutywina, uyilo olulula, ubungakanani obuncinci, ubunzima obuphantsi, ukusetyenziswa kwezinto ezincinci...Funda ngokugqithisileyo -
Intshayelelo yombhobho wePVC
Iingenelo zeepayipi zePVC 1. Ukuthuthwa: Izinto ze-UPVC zinomxhuzulane othile olingana nesinye kwishumi sesinyithi esityhidiweyo, nto leyo eyenza kube lula ukuthunyelwa nokufakelwa. 2. I-UPVC inokumelana ne-asidi ephezulu kunye ne-alkali, ngaphandle kwee-asidi ezinamandla kunye ne-alkalis ezikufutshane nendawo yokugcwala okanye ...Funda ngokugqithisileyo -
Intshayelelo yevalvu yokujonga
Ivalvu yokujonga yivalvu enezixhobo zokuvula nokuvala eziyidiski, ezithi ngenxa yobunzima bazo kunye noxinzelelo olusebenzayo zithintele i-medium ukuba ingabuyi. Yivalvu ezenzekelayo, ekwabizwa ngokuba yivalvu yokwahlukanisa, ivalvu yokubuya, ivalvu yendlela enye, okanye ivalvu yokujonga. Uhlobo lokuphakamisa kunye ne-swing t...Funda ngokugqithisileyo -
Intshayelelo kwiValve yeButterfly
Ngeminyaka yoo-1930, ivalvu yebhabhathane yenziwa eMelika, kwaye ngeminyaka yoo-1950, yaziswa eJapan. Nangona yayingasetyenziswa rhoqo eJapan de kwaba ngeminyaka yoo-1960, ayizange yaziwe apha de kwaba ngeminyaka yoo-1970. Iimpawu eziphambili zevalvu yebhabhathane kukukhanya kwayo...Funda ngokugqithisileyo
