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Taxanaha caadiga ah dhexroorka iyo garoonka (GB/T193-2003)

Taxanaha isku dhafka ah ee dhexroorka iyo garoonku waa in uu waafaqo qodobka Shaxda 1

Dhexroorka safafka

Iska ilaali inaad dooratid garoonada sida ugu badan ee suurtogalka ah.

Labada xadhig ee qeexitaanka ee leh qoraallada (a, b) ee shaxda waa in loo isticmaalo oo keliya isticmaalka gaarka ah ee lagu qeexay

Taxanaha gaarka ah ee dhexroorka iyo daamurka:

Dhexroorrada taxanaha caadiga ah, haddii garoon gaar ah oo ka yar kan lagu sheegay shaxda 1 loo baahan yahay, waa in laga doortaa kuwan soo socda:

3mm, 2mm, 1.5mm, 1mm, 0. 75mm, 0. 5mm, 0. 35mm, 0. 25mm, 0. 2mm

Doorashada garoon ka yar kan lagu sheegay shaxda 1 waxay kordhinaysaa dhibka soo saarista dunta

Iyada oo u dhiganta booska shaxda 2, dhexroorka gaarka ah ee ugu badan ee la doortay waa inuusan ka baxsan dhexroorka lagu qeexay shaxda 2.

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7.3 Dulqaadka dhexroorka sare

a) Dulqaad weyn oo dhexroorka dunta dibadda:

Dulqaadka Fasalka 6: Ta (6) -180P3-3.15

Heerka 4 dulqaadka: Ta (4) =0.63Ta (6)

Dulqaadka fasalka 8: Ta (8) =1.6Ta (6)

Ta waxa lagu cabbiraa microns P waxa lagu cabbiraa millimitir.

b) Dulqaad yar oo dunta gudaha ah:

Dulqaadka fasalka 6:1) Marka 0.2mm1mm: 1 (6) = 230P0.7

Heerka 4 dulqaadka: Tpi (4)=0.63 Tp (6)

Dulqaadka Fasalka 5: Toi (5) =0.8 Tbi (6); Dulqaadka Fasalka 7: Tpi (7) =1.25 Tbi (6); Dulqaadka Fasalka 8: To (8) = 1.6Tp1 (6Waxaa lagu qiyaasaa microns iyo P millimitir.

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Xadka leexashada (GB/T2516-2003)

Xadka qiyamka weecasho ee dunta dhexroorka dhexroorka iyo dhexroorka sare ayaa lagu muujiyay shaxda 1 (laga saaray).

Dhibc kasta oo ka mid ah astaanta hoose ee dunta gudaha iyo dibadda waa in aanay dhaafin heerka ugu sarreeya ee adag ee lagu go'aamiyo astaanta aasaasiga ah iyo booska aagga dulqaadka.Qiimaha leexashada dhexroorka miiska ayaa la bixiyaa iyadoo loo eegayo dhererka goynta H / 6, kaas oo waxaa loo isticmaali karaa in lagu xisaabiyo walbahaarka dunta dibadda.

Xusuusin: leexashada dhexroorka yar ee dunta dibadda waxaa loo xisaabiyaa sida -(les + H/6).Haddii aan si kale loo sheegin, aagga dulqaadku wuxuu khuseeyaa dunta ka hor inta aan la dhejin.Ka dib marka la dhejiyo, dhibicda dunta duntu waa in ay dhaaftaa astaanta iligga adag ee ugu badan ee lagu go'aamiyo booska aagga dulqaadka H ama h. Xusuusin: Xadhkaha dulqaadka ayaa kaliya lagu dabaqi karaa dunta dhuuban.Tusaale ahaan, dun koronto.

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Waqtiga boostada: Seb-19-2023