{"id":2400,"date":"2024-06-05T12:27:12","date_gmt":"2024-06-05T10:27:12","guid":{"rendered":"https:\/\/jureknawrocki.com\/?p=2400"},"modified":"2026-03-14T08:07:42","modified_gmt":"2026-03-14T07:07:42","slug":"obliczenia-rurociagow-pvc","status":"publish","type":"post","link":"https:\/\/jureknawrocki.com\/en\/obliczenia-rurociagow-pvc\/","title":{"rendered":"PVC Piping Calculations"},"content":{"rendered":"<p>The pipe stress calculations of plastic pipes have one important feature: very low allowable stresses and very high elongation. This is a combination of two features in an extremely unfavorable way. Below is a PVC installation connected to a FRP tank. The nozzles of this...  <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"582\" src=\"https:\/\/jureknawrocki.com\/wp-content\/uploads\/FRP2-1024x582.webp\" alt=\"\" class=\"wp-image-2402\" srcset=\"https:\/\/jureknawrocki.com\/wp-content\/uploads\/FRP2-1024x582.webp 1024w, https:\/\/jureknawrocki.com\/wp-content\/uploads\/FRP2-980x557.webp 980w, https:\/\/jureknawrocki.com\/wp-content\/uploads\/FRP2-480x273.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1024px, 100vw\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"965\" height=\"635\" src=\"https:\/\/jureknawrocki.com\/wp-content\/uploads\/FRP1.webp\" alt=\"\" class=\"wp-image-2401\" srcset=\"https:\/\/jureknawrocki.com\/wp-content\/uploads\/FRP1.webp 965w, https:\/\/jureknawrocki.com\/wp-content\/uploads\/FRP1-480x316.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 965px, 100vw\" \/><\/figure>","protected":false},"excerpt":{"rendered":"<p>The pipe stress calculations of plastic pipes have one important feature: very low allowable stresses and very high elongation. This is a combination of two features in an extremely unfavorable way. Below is a PVC installation connected to a FRP tank. The nozzles of this...<\/p>","protected":false},"author":3,"featured_media":2401,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"off","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[123,15],"tags":[56,16,57],"class_list":["post-2400","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-obliczenia-wytrzymalosciowe-rur-i-aparatow","category-projekty","tag-frp","tag-naprezenia","tag-pvc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Obliczenia ruroci\u0105g\u00f3w PVC - Jerzy Nawrocki<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jureknawrocki.com\/en\/obliczenia-rurociagow-pvc\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Obliczenia ruroci\u0105g\u00f3w PVC - Jerzy Nawrocki\" \/>\n<meta property=\"og:description\" content=\"Obliczenia wytrzyma\u0142o\u015bciowe rur plastikowych maj\u0105 jedn\u0105 wa\u017cn\u0105 cech\u0119: bardzo niskie napr\u0119\u017cenia dopuszczalne i bardzo wysokie wyd\u0142u\u017cenie. Jest to po\u0142\u0105czenie dw\u00f3ch cech w wyj\u0105tkowo niekorzystny spos\u00f3b. Poni\u017cej instalacja z PVC pod\u0142\u0105czona do zbiornika z FRP. Kr\u00f3\u0107ce tego zbiornika maj\u0105 bardzo ma\u0142\u0105 wytrzyma\u0142o\u015b\u0107 wi\u0119c trzeba dba\u0107 o samokompensacj\u0119.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/jureknawrocki.com\/en\/obliczenia-rurociagow-pvc\/\" \/>\n<meta property=\"og:site_name\" content=\"Jerzy Nawrocki\" \/>\n<meta property=\"article:published_time\" content=\"2024-06-05T10:27:12+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-14T07:07:42+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/jureknawrocki.com\/wp-content\/uploads\/FRP1.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"965\" \/>\n\t<meta property=\"og:image:height\" content=\"635\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Jerzy Nawrocki\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Jerzy Nawrocki\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/jureknawrocki.com\\\/obliczenia-rurociagow-pvc\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/jureknawrocki.com\\\/obliczenia-rurociagow-pvc\\\/\"},\"author\":{\"name\":\"Jerzy Nawrocki\",\"@id\":\"https:\\\/\\\/jureknawrocki.com\\\/#\\\/schema\\\/person\\\/b2567f392defa8e7698c6813f7930563\"},\"headline\":\"Obliczenia ruroci\u0105g\u00f3w PVC\",\"datePublished\":\"2024-06-05T10:27:12+00:00\",\"dateModified\":\"2026-03-14T07:07:42+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/jureknawrocki.com\\\/obliczenia-rurociagow-pvc\\\/\"},\"wordCount\":66,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/jureknawrocki.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/jureknawrocki.com\\\/obliczenia-rurociagow-pvc\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/jureknawrocki.com\\\/wp-content\\\/uploads\\\/FRP1.webp\",\"keywords\":[\"FRP\",\"Napr\u0119\u017cenia\",\"PVC\"],\"articleSection\":[\"Obliczenia wytrzyma\u0142o\u015bciowe rur i aparat\u00f3w\",\"Z \u017cycia rzeczoznawcy\"],\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/jureknawrocki.com\\\/obliczenia-rurociagow-pvc\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/jureknawrocki.com\\\/obliczenia-rurociagow-pvc\\\/\",\"url\":\"https:\\\/\\\/jureknawrocki.com\\\/obliczenia-rurociagow-pvc\\\/\",\"name\":\"Obliczenia ruroci\u0105g\u00f3w PVC - 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