(Whakaahuatanga whakarāpopototanga)PTFE EPDM butterfly valve seatTeflon PTFE is also known as polytetrafluoroethylene.Teflon PFA is also known as soluble polytetrafluoroethylene.Many valve purchases are not quite clear which is better corrosion resistance for butterf
(Whakaahuatanga whakarāpopototanga)Whakatupato mo te whakaurunga me te tiaki i nga reera haumaru:Whakatupato mo te whakaurunga me te tiaki i nga reera haumaru:(1) Me whai te tohu tohu tohu hua me te tohu tohu tohu mo te wa hou.
I roto i te ao uaua o nga punaha whakahaere wai, ko te mahi me te kaha o nga reera rererereke ka tino whakawhirinaki ki te kowhiringa o nga rauemi mo nga tuuru takirere. Ka rukuhia e tenei tuhinga nga wehewehenga i waenga i nga rawa e rua e whakamahia ana i roto i enei
(Whakaahuatanga whakarāpopototanga)He maha nga miihini ka whai hiri rapa fluorine, na he aha nga mea e pa ana ki te whakamahi i nga hiri rapa fluorine?
(Whakaahuatanga whakarāpopototanga)Pānuihia te pukapuka takirere kia mohio ai koe ki te hanga me te kaupapa matua.1. Āta pānuitia te pukapuka takirere kia mārama ai koe ki te hanga me te mātāpono2. Nga mahi o te rewharerehua hiko2.1 Katia te hau
(Whakaahuatanga whakarāpopototanga)Ko te fluoroelastomer he copolymer o te vinyl fluoride me te hexafluoropropylene. I runga i tona hanganga ngota me te ihirangi fluorine, he rereke nga matū a te fluoroelastomers me te iti o te pāmahana resistance.The fluoroel
Ko te nui o te ngaiotanga, te pai o nga hononga hapori, me te wairua hihiri ka awhina i a maatau ki te whakatutuki i o maatau whainga.Ko to kamupene to hoa rangatira mai i te tau 2017. He tohunga ratou ki te umanga me te roopu ngaio me te pono. He tino pai ta raatau mahi me te tutuki i o maatau tumanako.
Ko o raatau mahi toi me te tino ataahua ka tino mohio matou mo te kounga o a raatau hua. A i te wa ano, ko ta raatau ratonga muri-hoko ka tino miharo matou.