{"id":5248,"date":"2019-08-02T06:23:20","date_gmt":"2019-08-02T06:23:20","guid":{"rendered":"https:\/\/www.stvvalves.com\/?p=5248"},"modified":"2019-08-02T06:23:21","modified_gmt":"2019-08-02T06:23:21","slug":"correct-installation-of-the-butterfly-valve","status":"publish","type":"post","link":"https:\/\/www.stvvalves.com\/ro\/correct-installation-of-the-butterfly-valve\/","title":{"rendered":"Instalarea corect\u0103 a supapei fluture"},"content":{"rendered":"<p>1, pozi\u021bia de instalare, \u00een\u0103l\u021bimea, direc\u021bia de import \u0219i export trebuie s\u0103 \u00eendeplineasc\u0103 cerin\u021bele de proiectare, conexiunea trebuie s\u0103 fie ferm\u0103 \u0219i compact\u0103 0,2), toate tipurile de supape manuale instalate pe conducta de izola\u021bie, m\u00e2nerele nu trebuie s\u0103 fie \u00een jos.<br>\n2, supapa trebuie inspectat\u0103 vizual \u00eenainte de instalare, pl\u0103cu\u021ba de identificare a supapei trebuie s\u0103 respecte standardul na\u021bional actual \u201eGeneral Valve Mark\u201d GB 12220. Pentru supape cu o presiune de lucru mai mare de 1,0 MPa \u0219i o func\u021bie de \u00eenchidere pe principal \u021beava, testele de rezisten\u021b\u0103 \u0219i performan\u021b\u0103 etan\u0219\u0103 trebuie efectuate \u00eenainte de instalare \u0219i trebuie utilizate dup\u0103 trecerea testului. \u00cen testul de rezisten\u021b\u0103, presiunea de testare este de 1,5 ori presiunea nominal\u0103, durata nu este mai mic\u0103 de 5 minute, iar carcasa supapei \u0219i ambalajul trebuie s\u0103 fie calificate f\u0103r\u0103 scurgeri. La testul riguros, presiunea de \u00eencercare este de 1,1 ori mai mare dec\u00e2t presiunea nominal\u0103; presiunea de \u00eencercare trebuie s\u0103 \u00eendeplineasc\u0103 cerin\u021bele GB 50243 pe durata testului, iar scurgerea suprafe\u021bei de etan\u0219are a supapei trebuie s\u0103 fie calificat\u0103.<\/p>\n\n\n\n<p>Supapa fluture tip wafer este unul dintre cele mai comune tipuri de supape \u00een conductele industriale. Structura supapei fluture de tip wafer \u00een sine este relativ mic\u0103. Doar pune\u021bi supapa fluture \u00een mijlocul flan\u0219elor la cele dou\u0103 capete ale conductei \u0219i utiliza\u021bi \u0219uruburi duble pentru a trece prin flan\u0219ele \u0219i perechile conductei. Supapele fluture cu clips blocheaz\u0103 fluidul \u00een conduct\u0103. Supapele fluture tip wafer sunt potrivite \u00een special pentru locurile \u00een care spa\u021biul este limitat sau unde distan\u021ba dintre \u021bevi este scurt\u0103. C\u00e2nd supapa fluture este \u00een pozi\u021bia complet deschis\u0103, grosimea pl\u0103cii fluture este singura rezisten\u021b\u0103 atunci c\u00e2nd mediul curge prin corpul supapei, astfel c\u0103 sc\u0103derea de presiune generat\u0103 de supap\u0103 este foarte mic\u0103. Mic, deci are caracteristici mai bune de control al debitului.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1021\" height=\"583\" src=\"https:\/\/www.stvvalves.com\/wp-content\/uploads\/2019\/08\/1.jpg\" alt=\"\" class=\"wp-image-5249\" srcset=\"https:\/\/www.stvvalves.com\/wp-content\/uploads\/2019\/08\/1.jpg 1021w, https:\/\/www.stvvalves.com\/wp-content\/uploads\/2019\/08\/1-600x343.jpg 600w, https:\/\/www.stvvalves.com\/wp-content\/uploads\/2019\/08\/1-300x171.jpg 300w, https:\/\/www.stvvalves.com\/wp-content\/uploads\/2019\/08\/1-768x439.jpg 768w, https:\/\/www.stvvalves.com\/wp-content\/uploads\/2019\/08\/1-705x403.jpg 705w\" sizes=\"auto, (max-width: 1021px) 100vw, 1021px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"885\" height=\"361\" src=\"https:\/\/www.stvvalves.com\/wp-content\/uploads\/2019\/08\/2.jpg\" alt=\"\" class=\"wp-image-5250\" srcset=\"https:\/\/www.stvvalves.com\/wp-content\/uploads\/2019\/08\/2.jpg 885w, https:\/\/www.stvvalves.com\/wp-content\/uploads\/2019\/08\/2-600x245.jpg 600w, https:\/\/www.stvvalves.com\/wp-content\/uploads\/2019\/08\/2-300x122.jpg 300w, https:\/\/www.stvvalves.com\/wp-content\/uploads\/2019\/08\/2-768x313.jpg 768w, https:\/\/www.stvvalves.com\/wp-content\/uploads\/2019\/08\/2-705x288.jpg 705w\" sizes=\"auto, (max-width: 885px) 100vw, 885px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"902\" height=\"407\" src=\"https:\/\/www.stvvalves.com\/wp-content\/uploads\/2019\/08\/3.jpg\" alt=\"\" class=\"wp-image-5251\" srcset=\"https:\/\/www.stvvalves.com\/wp-content\/uploads\/2019\/08\/3.jpg 902w, https:\/\/www.stvvalves.com\/wp-content\/uploads\/2019\/08\/3-600x271.jpg 600w, https:\/\/www.stvvalves.com\/wp-content\/uploads\/2019\/08\/3-300x135.jpg 300w, https:\/\/www.stvvalves.com\/wp-content\/uploads\/2019\/08\/3-768x347.jpg 768w, https:\/\/www.stvvalves.com\/wp-content\/uploads\/2019\/08\/3-705x318.jpg 705w\" sizes=\"auto, (max-width: 902px) 100vw, 902px\" \/><\/figure>","protected":false},"excerpt":{"rendered":"<p>1, the installation position, height, import and export direction must meet the design requirements, the connection should be firm and compact 0.2), all kinds of manual valves installed on the insulation pipe, the handles must not be downward. 2, the valve must be visually inspected before installation, the nameplate of the valve should comply with [&hellip;]<\/p>\n","protected":false},"author":290641,"featured_media":5251,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[1222,1218,1219,1220,1221],"class_list":["post-5248","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news","tag-installation-of-a-butterfly-valve","tag-installation-of-butterfly-valve","tag-installation-of-butterfly-valve-wafer-type","tag-installation-of-lug-butterfly-valve","tag-installation-of-lug-type-butterfly-valve"],"_links":{"self":[{"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/posts\/5248","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/users\/290641"}],"replies":[{"embeddable":true,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/comments?post=5248"}],"version-history":[{"count":0,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/posts\/5248\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/media\/5251"}],"wp:attachment":[{"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/media?parent=5248"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/categories?post=5248"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/tags?post=5248"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}