{"id":472,"date":"2022-07-29T10:00:00","date_gmt":"2022-07-29T10:00:00","guid":{"rendered":"https:\/\/www.tevi-laminate.ro\/blog\/?p=472"},"modified":"2022-08-08T12:23:12","modified_gmt":"2022-08-08T12:23:12","slug":"tevi-rezistente-la-diversi-factori-inghet-presiune-coroziune-socuri-fizice","status":"publish","type":"post","link":"https:\/\/www.tevi-laminate.ro\/blog\/tevi-rezistente-la-diversi-factori-inghet-presiune-coroziune-socuri-fizice\/","title":{"rendered":"\u021aevi rezistente la diver\u0219i factori &#8211; \u00cenghe\u021b, presiune, coroziune, \u0219ocuri fizice"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.tevi-laminate.ro\/blog\/wp-content\/uploads\/2022\/07\/REZIST1-1024x683.jpg\" alt=\"teava, tevi, temperaturi scazute, otel, otelcarbon, P215NL, P265NL, P275NL, P355NL, grad 6,\" class=\"wp-image-470\" srcset=\"https:\/\/www.tevi-laminate.ro\/blog\/wp-content\/uploads\/2022\/07\/REZIST1-1024x683.jpg 1024w, https:\/\/www.tevi-laminate.ro\/blog\/wp-content\/uploads\/2022\/07\/REZIST1-300x200.jpg 300w, https:\/\/www.tevi-laminate.ro\/blog\/wp-content\/uploads\/2022\/07\/REZIST1-768x512.jpg 768w, https:\/\/www.tevi-laminate.ro\/blog\/wp-content\/uploads\/2022\/07\/REZIST1.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u021aevile reprezint\u0103 piese esen\u021biale \u00een domenii variate, precum instala\u021bii sanitare, industria chimic\u0103, alimentar\u0103, transportarea lichidelor sau aburului etc. De-a lungul timpului au fost utilizate diferite tipuri de \u021bevi, din materiale metalice sau plastice, cu avantaje \u0219i dezavantaje pentru fiecare tip \u00een parte. Unul dintre criteriile de alegere este rezisten\u021ba fa\u021b\u0103 de diver\u0219i factori, cum ar fi \u00eenghe\u021bul, presiunea sau coroziunea, \u00een aceast\u0103 privin\u021b\u0103 neexist\u00e2nd o singur\u0103 alegere, deoarece unele materiale rezist\u0103 bine la presiune, dar nu la ac\u021biunea unor agen\u021bi corozivi, iar altele trec bine printr-un \u00eenghe\u021b, numai c\u0103 sunt vulnerabile \u00een fa\u021ba \u0219ocurilor mecanice.&nbsp;<\/p>\n\n\n\n<p>\u00cen articolul de mai jos vei afla care sunt principalele tipuri de \u021bevi rezistente utilizate \u00een Rom\u00e2nia, precum \u0219i avantajele \u0219i dezavantajele lor \u00een ceea ce prive\u0219te folosirea \u00een diferite medii adverse.\u00a0<\/p>\n\n\n\n<!--more-->\n\n\n\n<p>Cuprins:<\/p>\n\n\n\n<p>1. Tipuri de \u021bevi rezistente la \u00eenghe\u021b \u0219i alte scenarii specifice<\/p>\n\n\n\n<p>2. Rezisten\u021ba \u021bevilor \u00een func\u021bie de materialul de construc\u021bie<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"> 1. Tipuri de \u021bevi rezistente la \u00eenghe\u021b \u0219i alte scenarii specifice <\/h2>\n\n\n\n<p>\u00cen multe domenii industriale sau casnice se \u00eentrebuin\u021beaz\u0103 o serie \u00eentreag\u0103 de tipuri de <a href=\"https:\/\/www.tevi-laminate.ro\/produse\/tevi\/\">\u021bevi<\/a>, fabricate din diverse materiale potrivite \u00een \u00eemprejur\u0103ri de tot felul:<\/p>\n\n\n\n<ul><li>\u021aevile din o\u021bel, laminate la cald sau trase la rece, au o gam\u0103 larg\u0103 de \u00eentrebuin\u021b\u0103ri datorit\u0103 rezisten\u021bei lor \u00een timp, a pre\u021bului accesibil \u0219i a u\u0219urin\u021bei de montaj. \u00cen plus, sunt disponibile la diametre exterioare cuprinse \u00eentre 10 \u0219i 700 mm, \u00een cazul \u021bevilor f\u0103r\u0103 sudur\u0103, \u0219i \u00eentre 21 \u0219i 2540 mm, \u00een cazul \u021bevilor sudate;<\/li><\/ul>\n\n\n\n<ul><li>\u021aevile din PVC sunt utilizate, \u00een special, pentru aduc\u021biunea de ap\u0103 \u00een realizarea canaliz\u0103rilor \u0219i a instala\u021biilor de irigare. Sunt simplu de montat, au dimensiuni variabile \u0219i sunt disponibile \u00een numeroase locuri din \u021bar\u0103;<\/li><\/ul>\n\n\n\n<ul><li>\u021aevile din font\u0103 se folosesc mai ales pentru construirea sistemelor de drenaj sau de canalizare, deoarece nu ruginesc \u0219i rezist\u0103 foarte mult timp \u00een condi\u021bii de umiditate sporit\u0103;<\/li><\/ul>\n\n\n\n<ul><li>\u021aevile de tip PEX sunt fabricate dintr-un material compozit, plastic &#8211; metal, \u00eembin\u00e2nd avantajele acestora \u0219i sunt \u00eentrebuin\u021bate la instala\u021biile sanitare \u0219i de \u00eenc\u0103lzire;<\/li><\/ul>\n\n\n\n<ul><li>\u021aevile din cupru au o estetic\u0103 deosebit\u0103, datorit\u0103 culorii pl\u0103cute \u0219i a posibilit\u0103\u021bilor de \u00eembinare artistice. \u00cen plus, cuprul nu rugine\u0219te, este rezistent la \u0219ocuri fizice, dar necesit\u0103 o investi\u021bie mai mare comparativ cu alte tipuri de materiale.&nbsp;<\/li><\/ul>\n\n\n\n<h1 class=\"wp-block-heading\">2. Rezisten\u021ba \u021bevilor \u00een func\u021bie de materialul de construc\u021bie<\/h1>\n\n\n\n<p>Rezisten\u021ba fa\u021b\u0103 de factorii de mediu sau de al\u021bi factori este important\u0103, pentru c\u0103 \u021bevile transport\u0103 lichide ce nu trebuie s\u0103 ias\u0103 \u00een afara sistemului \u00een locuri nedorite. Fie c\u0103 este vorba de ap\u0103 sau de lichide industriale, cu poten\u021bial periculos pentru mediul \u00eenconjur\u0103tor \u0219i pentru oameni, nu este de dorit apari\u021bia unei situa\u021bii \u00een care \u021bevile s\u0103 se sparg\u0103 din cauza unei alegeri gre\u0219ite.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.tevi-laminate.ro\/blog\/wp-content\/uploads\/2022\/07\/tevi-min-1024x683.jpg\" alt=\"teava, tevi, temperaturi scazute, otel, otelcarbon, P215NL, P265NL, P275NL, P355NL, grad 6,\" class=\"wp-image-471\" srcset=\"https:\/\/www.tevi-laminate.ro\/blog\/wp-content\/uploads\/2022\/07\/tevi-min-1024x683.jpg 1024w, https:\/\/www.tevi-laminate.ro\/blog\/wp-content\/uploads\/2022\/07\/tevi-min-300x200.jpg 300w, https:\/\/www.tevi-laminate.ro\/blog\/wp-content\/uploads\/2022\/07\/tevi-min-768x512.jpg 768w, https:\/\/www.tevi-laminate.ro\/blog\/wp-content\/uploads\/2022\/07\/tevi-min.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Instalatorii pricepu\u021bi vor \u0219ti s\u0103 observe ce lichide vor fi transportate, la ce temperaturi \u0219i presiuni, dac\u0103 sunt sau nu corozive, dac\u0103 traverseaz\u0103 medii cu temperaturi sub zero grade sau prea ridicate. Nu exist\u0103 un material minune, care s\u0103 fie rezistent \u00een orice condi\u021bii: de aceea, se vor pune \u00een balan\u021b\u0103 avantajele \u0219i dezavantajele materialului care urmeaz\u0103 s\u0103 fie folosit.&nbsp;<\/p>\n\n\n\n<p>\u00cen utilizarea \u021bevilor rezistente se urm\u0103resc, \u00een general, patru criterii esen\u021biale:<\/p>\n\n\n\n<ul><li>Rezisten\u021ba fa\u021b\u0103 de presiune este necesar\u0103, mai ales \u00een anumite <a href=\"https:\/\/www.tevi-laminate.ro\/industrii\/\">industrii<\/a>, unde lichidele sau aburul transportat prin aceste conducte pot s\u0103 ajung\u0103 la presiuni impresionante. \u00cen aceast\u0103 privin\u021b\u0103, cele mai bune rezultate sunt oferite de \u021bevile din o\u021bel laminat, f\u0103r\u0103 sudur\u0103, care nu cedeaz\u0103 nici la presiuni ce ar distruge \u00een totalitate alte tipuri de conducte;<\/li><\/ul>\n\n\n\n<ul><li>Rezisten\u021ba la \u00eenghe\u021b trebuie s\u0103 fie luat\u0103 \u00een considerare dac\u0103 \u021bevile trec prin zone cu temperaturi sub zero grade, fie natural, \u00een timpul iernii, fie prin diverse incinte r\u0103cite \u00een mod artificial. Se \u0219tie c\u0103 apa care \u00eenghea\u021b\u0103 are o cre\u0219tere de volum de aproximativ 4%, ceea ce poate distruge o \u021beav\u0103 care nu este elastic\u0103. Astfel, \u00een aceste condi\u021bii adverse se va evita folosirea materialelor cu ductilitate redus\u0103, cum ar fi o\u021belul, prefer\u00e2ndu-se \u00een schimb, \u021bevile de PVC sau din polipropilen\u0103;<\/li><\/ul>\n\n\n\n<ul><li>Rezisten\u021ba la coroziune este un criteriu \u00een industria chimic\u0103 sau alimentar\u0103, unde lichidele ce tranziteaz\u0103 \u021bevile pot afecta structura acestora. Un material care rezist\u0103 cu succes \u00een aceste condi\u021bii este o\u021belul inoxidabil, care nu rugine\u0219te \u0219i care este inert chimic fa\u021b\u0103 de majoritatea lichidelor;<\/li><\/ul>\n\n\n\n<ul><li>Rezisten\u021ba la \u0219ocuri fizice trebuie s\u0103 fie urm\u0103rit\u0103 atunci c\u00e2nd peste \u021bevi trec utilaje sau persoane, o\u021belul fiind \u00een aceast\u0103 privin\u021b\u0103 un material ce \u00ee\u0219i face datoria cu prisosin\u021b\u0103.<\/li><\/ul>\n\n\n\n<p>\u00cen concluzie, alegerea unei \u021bevi rezistente reprezint\u0103 o obligativitate de care trebuie s\u0103 se \u021bin\u0103 cont pentru a nu ap\u0103rea situa\u021bii nedorite, cu poten\u021bial distructiv imens.&nbsp;<\/p>\n\n\n\n<p>Surse foto: Shutterstock.com.&nbsp;<\/p>\n\n\n\n<p><\/p>\n\n\n<ul class=\"wp-block-latest-posts__list wp-block-latest-posts\"><li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.tevi-laminate.ro\/blog\/racordarea-aragazului-la-gaze-pasi-si-masuri-de-siguranta\/\">Racordarea aragazului la gaze \u2013 pa\u0219i \u0219i m\u0103suri de siguran\u021b\u0103<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.tevi-laminate.ro\/blog\/montarea-robinetului-cu-sertar-ghid-util-pentru-simplificarea-acestui-proces\/\">Montarea robinetului cu sertar &#8211; ghid util pentru simplificarea acestui proces<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.tevi-laminate.ro\/blog\/forjare-ce-presupune-acest-proces-si-care-este-rolul-sau-in-industria-metalurgica\/\">Forjare &#8211; ce presupune acest proces \u0219i care este rolul s\u0103u \u00een industria metalurgic\u0103<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.tevi-laminate.ro\/blog\/otel-galvanizat-sau-zincat-materiale-rezistente-si-versatile\/\">O\u021bel galvanizat sau zincat &#8211; materiale rezistente \u0219i versatile<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.tevi-laminate.ro\/blog\/mascarea-tevilor-din-baie-o-solutie-de-design-care-iti-salveaza-sanatatea\/\">Mascarea \u021bevilor din baie, o solu\u021bie de design care \u00ee\u021bi salveaz\u0103 s\u0103n\u0103tatea<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>\u021aevile reprezint\u0103 piese esen\u021biale \u00een domenii variate, precum instala\u021bii sanitare, industria chimic\u0103, alimentar\u0103, transportarea lichidelor sau aburului etc. De-a lungul timpului au fost utilizate diferite tipuri de \u021bevi, din materiale metalice sau plastice, cu avantaje \u0219i dezavantaje pentru fiecare tip \u00een parte. Unul dintre criteriile de alegere este rezisten\u021ba fa\u021b\u0103 de diver\u0219i factori, cum ar [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[49,38,42,41,52,39],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v16.0.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u021aevi rezistente la diver\u0219i factori - \u00cenghe\u021b, presiune, coroziune, \u0219ocuri fizice | Nimfa<\/title>\n<meta name=\"description\" content=\"Descopera mai multe despre \u279c \u021aevi rezistente la diver\u0219i factori - \u00cenghe\u021b, presiune, coroziune, \u0219ocuri fizice \u2705 Sfaturi &amp; Recomandari de la specialisti \u27a4 Citeste articolul pe Nimfa Blog\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.tevi-laminate.ro\/blog\/tevi-rezistente-la-diversi-factori-inghet-presiune-coroziune-socuri-fizice\/\" \/>\n<meta property=\"og:locale\" content=\"ro_RO\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u021aevi rezistente la diver\u0219i factori - \u00cenghe\u021b, presiune, coroziune, \u0219ocuri fizice | Nimfa\" \/>\n<meta property=\"og:description\" content=\"Descopera mai multe despre \u279c \u021aevi rezistente la diver\u0219i factori - \u00cenghe\u021b, presiune, coroziune, \u0219ocuri fizice \u2705 Sfaturi &amp; 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