Faa'iidooyinka daawaynta kulaylka tuubada afargeeska ah

Si loo hagaajiyo adkaanta dusha sare iyo xirashada caabbintatuubo leydi ah, waxaa lagu farsamayn karaa qaar ka mid ah dusha sare, tusaale ahaan dusha ololka saafiga ah ee dabka, sare, dhexdhexaadinta dusha sare ee adag iyo qaar ka mid ah daaweynta kiimikada iyo wixii la mid ah.Guud ahaan sare, soo noqnoqoshada dhexdhexaadka ah ee dusha sare ee badi, waxaa lagu kululeeyaa heerkul ah 850-950.Marka la eego tayada kulaylka liidata, sidaa darteed xawaaraha kuleylku ma aha mid aad u dhakhso badan, haddii kale waxay dhalaali doontaa cilladaha qaarkood deminta dildilaaca.Shuruudaha adkaynta kicinta ee tuubada leydiga ah ee caadiga ka dhigaysa ururka matrix inta badan waa pearlite.Biyaha buufinta qaboojinta ama xal aqueous ah oo alkohol polyvinyl ah, heerkulka heerkulka inta u dhaxaysa 200-400, adkaanta 40-50HRC, engegnaanta iyo xidhashada iska caabin ah si loo hubiyo dusha tuubada leydi ah.

Daaweynta kulaylka tuubada leydigu waxay kaloo leedahay saddexda faa'iido ee soo socota:

(A) Degganaanshiyaha cabbirka sare ee tuubbada leydi-geeska ah ee saxda ah, taas oo u baahan saxnaanta sare, waa in ay ilaalisaa xasilloonida cabbirka, natiijada dugsiga tooska ah ee hawada, heerka qaboojintu waa mid gaabis ah, markaa doorka austenite ayaa xasiliyay waxay kordhin doontaa qadarka la hayo. tuubada leydi-geeska ah ee austenite, waa inay noqotaa daweyn qabow;

(B) Iska yaree qalloocinta deminta iyadoo ay ugu wacan tahay tubbada dheer ee labajibbaaran iyo leydi-geeska ah, markaa habka adag ee si fudud ayaa loo qaabeeyey, waa in si adag loo xakameeyaa qallafsanaanta, daaweynta kulaylku waa tallaabo muhiim ah oo ku saabsan habka deminta, isticmaalka caagga ah waa in la qaboojiyo austenite waqtigeeda, taas oo ah tallaabo muhiim ah si loo hubiyo heerka waafaqsan ay, taas oo ah in qubeyska kulul demi ama qaboojinta kulayl toosan la soo jeediyay wakhti qaar ka mid ah kulaylka waa in la sudhay on kulaylka, si loo yareeyo qallafsanaan qallafsanaan ee saliidda, waayo, tareenka-sax-saxsan ee tareenka, si loo yareeyo qallafsanaanta. ee nitriding gaaska ama nitriding plasma, iwm;

(C) Engegnaanta sare ee labajibbaaran iyo tubbada leydigu waxay u adkeysaneysaa culeysyada daalka xiriirka, waa in ay leedahay engegnaan sare, sidaas darteed waa in ay noqotaa mid adag, ama adkeynaysa ama daaweynta kulaylka kiimikaad, oo ay ku xigto habka xanaaqa.


Waqtiga post: Seb-03-2019