Sida loo nadiifiyo flange birta aan si sax ah oo degdeg ah

Caadi ahaan walxo bir ah ayaa ah sheyga ugu weyn ee flange, waa meesha ugu walaacsan waa tayada dhibaatada. Tani sidoo kale waa mawduuca ugu muhiimsan ee tayada soosaarayaasha flange birta ah. Haddaba sidee loo nadiifiyaa wasakhda haraaga ah ee ku taal garabka si sax ah oo degdeg ah?

https://www.shdhforging.com/threaded-forged-flanges.html

Flange-ka ugu badan ee la isticmaalo waa 304 bir aan daahin. Flanges ka samaysan walxahan waxa lagu daxaloobayaa 20℃ iyo 10% nitric acid in ka yar 0.1 mm sanadkii; 10% acid acetic acid, heerka daxalka ayaa ka yar 0.1 mm sanadkii; Heerka daxalka oo ka yar 0.1 mm sanadkiiba 50% citric acid; 20% potassium hydroxide waa daxaleeyay wax ka yar 0.1 mm sanadkii. At 60 ℃, heerka daxalka ee 80% phosphoric acid ayaa weli ka yar 0.1 mm sanadkii. Laakiin at 50 ℃, heerka daxalka ee 2% sulfuric acid waa 0.016 mm sanadkii. Sidaa darteed, tuubbada birta-la'aanta ah ee lagu dahaadhay xariijin bir ah oo qabow oo duuban oo lagu dhejiyay tuubooyinka birta alxanka leh iyo Yixing flange birta aan lahayn waxaa loo isticmaali karaa in lagu qaado dareeraha kiimikooyinka alkaline ee daciifka ah. Gawaarida birta ah ee birta ah ayaa badanaa lagu sameeyaa goobta boodhka, taas oo si joogto ah ugu dhici doonta dusha sare ee qalabka. Kuwaas waxaa lagu saari karaa biyo ama xalalka alkaline. Laakiin adhesion ee wasakh u baahan tahay in la isticmaalo biyo cadaadis sare ama uumi si aad u nadiifiso. Ka dib waxaa jira arrin ku saabsan budada sabaynta birta ama birta ku dhex jirta. Dusha kasta, birta bilaashka ah ayaa daxalaysa oo daxalaynaysa garabyada birta aan lahayn. Markaa waa in la nadiifiyaa. Budada sabbaynaysa guud ahaan waa laga saari karaa iyadoo ay la socoto boodhka. Ku dheggan xooggan oo waa in lagu daaweeyaa birta ku dhex jirta.

Midka kore waa habka nadiifinta ee wasakhda haraaga ah ee ku taal flange birta aan lahayn, birta aan lahayn waa jilicsan, laakiin sidoo kale waxay u baahan tahay in si fiican loo nadiifiyo oo loo ilaaliyo.


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