
nalee

nalee hii eka lavchik pokal nalee aahe jee dravpadarth eka thikanahun dusya thikani nenyasathi tayar kelee gelee aahe. nalikanna kadhikadhi 'pipes' asehi mhanatat ('pipe' haah shabd sahasa kathor nalicha sandarbh deto, tarr nalee samanyatah lavchik asate), kinwa adhik samanyatah 'nalee'. nalicha aakar samanyatah dandgolakar asato (golakar cross section asalela).
nalichi rachana hii anuprayog aanee kamgirichya sanyojanavar aadharit aahe. aakar, daab moolyankan, vajan, lambi, saral nalee kinwa gundali aanee rasayanik susangatata heey samanya ghatak aahet.
anuprayoganmadhye paryavaran aanee aavashyak daab manankanavar aadharit nylon, polyurethane, polyethylene, pii. vhee. see. kinwa krutrim kinwa naisargik rubberscha vapar keela jaato. alikadachya varshant, polyethylenechya vishesh shrenitun (ell. dii. pii. eae. aanee visheshtah ell. dii. pii. eae.) nalya dekhil tayar kelya jaau shakatat. nalichya itar samgrimadhye pii. tii. eff. eae. (teflon), steel aanee itar dhatuncha samavesh hoto.
drej rabarchya nalyanchi lambi mothee asate, jyat uchch shakti aanee lavchikta asate. gaal kinwa kankari vahoon nenyasathi dresermadhye mothya pramanat vaparali jaanari lavchik drejing nalee. heey gharshan aanee dirgh seva ayushya sunishchit karnyasathi ghasarat pratirodhak aahe. lavchik drej nalichya prakaranmadhye taranganari rubber nalee, strav nalee, suction nalee, bakhtarband nalee aanee syremic nalee yancha samavesh hoto.
rubber nalee majboot kelee.
adhik changla daab pratikar sadhya karnyasathi, nalanna tantu kinwa poladachya dorkhandane majboot kele jaau shakate. samanyatah vaparlya jaanarya majbutikaran paddhati mhanje venee bandhane, sarpil karane, vinane aanee kapadanchya pattya gundalane. majbutikaranamule daab pratikar vadhato parantu kadakpana dekhil vadhato. lavchikta prapt karnyasathi, galatee kinwa dhuracha vapar keela jaato. samanyatah, yaa sachchidra kinwa khalchya sanrachanela antargat dabakhali thevanyasathi parighiy kinwa helical majbutikaran rings lagoo kelya jaatat.
anuprayog.
nalancha vapar paanee kinwa itar drav vatavaranat kinwa havah kinwa itar vayoo pohochavanyasathi keela jaau shakato. nalya havah kinwa drav vatavaranatun drav vahoon nenyasathi vaparlya jaatat aanee drav pravah niyantrit karnyasathi tyaa samanyatah clamp, spigots, flange aanee nojalsah vaparlya jaatat. 
vishisht anuprayoganmadhye khaleel goshtincha samavesh hotoh
heey bahudha ektar chok manifold, cement manifold kinwa standpipe manifoldshee jodalele asatat.
kahee prakarananmadhye, rabarchya nalicha vapar ekhadyala marnyasathi shastra mhanoon keela gela aahe. rubber-nalee gupt vishleshan yaa shabdacha haah ugam aahe.