{"id":2741,"date":"2025-02-07T10:03:30","date_gmt":"2025-02-07T09:03:30","guid":{"rendered":"https:\/\/jureknawrocki.com\/?p=2741"},"modified":"2026-02-24T12:07:52","modified_gmt":"2026-02-24T11:07:52","slug":"polaczenia-kolnierzowe-wg-asme-bpvc-viii-1-z-poziomem-szczelnosci","status":"publish","type":"post","link":"https:\/\/jureknawrocki.com\/en\/polaczenia-kolnierzowe-wg-asme-bpvc-viii-1-z-poziomem-szczelnosci\/","title":{"rendered":"Flanged connections according to ASME BPVC VIII-1 with tightness level"},"content":{"rendered":"<p>According to ASME we should simply use the coefficients from the ASTM F3149 column. By using the ASME algorithm we do not take into account the level of tightness that appears in the PVRC and EN 1591-1 algorithms, among others. <\/p>\n\n\n\n<p>Some top seal manufacturers do add some useful data. They show more or less how the seal will behave during installation and operation. These pieces of information are not mandatory. Some designers use this data, but there is no guarantee that, for example, an inspector accepting the installation and calculations will agree with this approach. <\/p>\n\n\n\n<p>Let's say that for the assumed class L 0.001. The value of \"y\" is read, in this particular case, as the intersection of the curve with the next higher tightness class - L 0.0001. And here it will be y = 6 MPa. We proceed similarly with the coefficient \"m\", which will give 11 MPa. These are very small values.<\/p>\n\n\n\n<p>European standards have a completely different approach to the method of calculating the gasket and flange connection.<\/p>\n\n\n\n<p>The graphs and tabular data for them are for informational purposes only. Using this data requires a lot of knowledge and caution. <\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1022\" height=\"669\" src=\"https:\/\/jureknawrocki.com\/wp-content\/uploads\/ASME-BPVC-VIII-1-Poziom-szczelnosci.webp\" alt=\"\" class=\"wp-image-2742\" srcset=\"https:\/\/jureknawrocki.com\/wp-content\/uploads\/ASME-BPVC-VIII-1-Poziom-szczelnosci.webp 1022w, https:\/\/jureknawrocki.com\/wp-content\/uploads\/ASME-BPVC-VIII-1-Poziom-szczelnosci-980x642.webp 980w, https:\/\/jureknawrocki.com\/wp-content\/uploads\/ASME-BPVC-VIII-1-Poziom-szczelnosci-480x314.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1022px, 100vw\" \/><\/figure>","protected":false},"excerpt":{"rendered":"<p>Zgodnie z ASME powinni\u015bmy u\u017cy\u0107 po prostu wsp\u00f3\u0142czynnik\u00f3w z kolumny ASTM F3149. U\u017cywaj\u0105c algorytmu ASME nie uwzgl\u0119dniamy poziomu szczelno\u015bci, kt\u00f3ry pojawia si\u0119 w m.in. algorytmach PVRC i EN 1591-1. Niekt\u00f3re topowe firmy produkuj\u0105ce uszczelki dodaj\u0105 jednak pewne u\u017cyteczne dane. Pokazuj\u0105 one mniej wi\u0119cej jak uszczelka b\u0119dzie si\u0119 zachowywa\u0107 podczas monta\u017cu i pracy. Te cz\u0119\u015bci informacji [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":2742,"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":[16,23],"class_list":["post-2741","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-obliczenia-wytrzymalosciowe-rur-i-aparatow","category-projekty","tag-naprezenia","tag-rurociagi"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Po\u0142\u0105czenia ko\u0142nierzowe wg ASME BPVC VIII-1 z poziomem szczelno\u015bci - 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\/polaczenia-kolnierzowe-wg-asme-bpvc-viii-1-z-poziomem-szczelnosci\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Po\u0142\u0105czenia ko\u0142nierzowe wg ASME BPVC VIII-1 z poziomem szczelno\u015bci - Jerzy Nawrocki\" \/>\n<meta property=\"og:description\" content=\"Zgodnie z ASME powinni\u015bmy u\u017cy\u0107 po prostu wsp\u00f3\u0142czynnik\u00f3w z kolumny ASTM F3149. U\u017cywaj\u0105c algorytmu ASME nie uwzgl\u0119dniamy poziomu szczelno\u015bci, kt\u00f3ry pojawia si\u0119 w m.in. algorytmach PVRC i EN 1591-1. Niekt\u00f3re topowe firmy produkuj\u0105ce uszczelki dodaj\u0105 jednak pewne u\u017cyteczne dane. Pokazuj\u0105 one mniej wi\u0119cej jak uszczelka b\u0119dzie si\u0119 zachowywa\u0107 podczas monta\u017cu i pracy. 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U\u017cywaj\u0105c algorytmu ASME nie uwzgl\u0119dniamy poziomu szczelno\u015bci, kt\u00f3ry pojawia si\u0119 w m.in. algorytmach PVRC i EN 1591-1. Niekt\u00f3re topowe firmy produkuj\u0105ce uszczelki dodaj\u0105 jednak pewne u\u017cyteczne dane. Pokazuj\u0105 one mniej wi\u0119cej jak uszczelka b\u0119dzie si\u0119 zachowywa\u0107 podczas monta\u017cu i pracy. 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