{"id":4155,"date":"2026-02-17T09:00:00","date_gmt":"2026-02-17T09:00:00","guid":{"rendered":"https:\/\/www.desopipe.com\/?p=4155"},"modified":"2026-02-24T07:46:12","modified_gmt":"2026-02-24T07:46:12","slug":"ppr-valve-iso-15874-compliance-guide","status":"publish","type":"post","link":"https:\/\/www.desopipe.com\/vi\/blog\/ppr-valve\/ppr-valve-iso-15874-compliance-guide\/","title":{"rendered":"T\u00ecm hi\u1ec3u ti\u00eau chu\u1ea9n ISO 15874: C\u00e1c y\u00eau c\u1ea7u tu\u00e2n th\u1ee7 \u0111\u1ed1i v\u1edbi van PPR trong n\u01b0\u1edbc u\u1ed1ng"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">M\u1ee5c l\u1ee5c<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Chuy\u1ec3n \u0111\u1ed5i m\u1ee5c l\u1ee5c\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Chuy\u1ec3n \u0111\u1ed5i<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-valve\/ppr-valve-iso-15874-compliance-guide\/#What_Is_ISO_15874\" >Ti\u00eau chu\u1ea9n ISO 15874 l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-valve\/ppr-valve-iso-15874-compliance-guide\/#Key_Requirements_for_PPR_Ball_Valves\" >C\u00e1c y\u00eau c\u1ea7u ch\u00ednh \u0111\u1ed1i v\u1edbi van bi PPR<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-valve\/ppr-valve-iso-15874-compliance-guide\/#Material_Purity_and_Composition\" >\u0110\u1ed9 tinh khi\u1ebft v\u00e0 th\u00e0nh ph\u1ea7n v\u1eadt li\u1ec7u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-valve\/ppr-valve-iso-15874-compliance-guide\/#Manufacturing_Precision\" >\u0110\u1ed9 ch\u00ednh x\u00e1c trong s\u1ea3n xu\u1ea5t<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-valve\/ppr-valve-iso-15874-compliance-guide\/#Pressure_and_Temperature_Resistance\" >Kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-valve\/ppr-valve-iso-15874-compliance-guide\/#Sealing_Integrity\" >T\u00ednh to\u00e0n v\u1eb9n c\u1ee7a ni\u00eam phong<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-valve\/ppr-valve-iso-15874-compliance-guide\/#Flow_Characteristics\" >\u0110\u1eb7c t\u00ednh d\u00f2ng ch\u1ea3y<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-valve\/ppr-valve-iso-15874-compliance-guide\/#Potable_Water_Safety_Considerations\" >Nh\u1eefng l\u01b0u \u00fd v\u1ec1 an to\u00e0n n\u01b0\u1edbc u\u1ed1ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-valve\/ppr-valve-iso-15874-compliance-guide\/#Common_Compliance_Mistakes\" >Nh\u1eefng l\u1ed7i th\u01b0\u1eddng g\u1eb7p khi tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-valve\/ppr-valve-iso-15874-compliance-guide\/#DESO_Certification_Testing_System\" >H\u1ec7 th\u1ed1ng Ch\u1ee9ng nh\u1eadn &amp; Ki\u1ec3m \u0111\u1ecbnh DESO<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-valve\/ppr-valve-iso-15874-compliance-guide\/#Conclusion\" >Ph\u1ea7n k\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">Trong th\u1ebf gi\u1edbi c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng n\u01b0\u1edbc n\u00f3ng v\u00e0 l\u1ea1nh hi\u1ec7n \u0111\u1ea1i, c\u00e1c c\u00f4ng tr\u00ecnh th\u01b0\u01a1ng m\u1ea1i v\u00e0 d\u00e2n d\u1ee5ng \u0111\u1ec1u s\u1eed d\u1ee5ng \u1ed1ng PPR. PPR l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a Polypropylene Random Copolymer, l\u00e0 v\u1eadt li\u1ec7u ti\u00eau chu\u1ea9n trong c\u00e1c h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng n\u01b0\u1edbc.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong c\u00e1c h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn n\u01b0\u1edbc n\u00e0y, <a href=\"https:\/\/www.desopipe.com\/vi\/product-category\/ppr-valve\/ppr-ball-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Van bi PPR<\/strong><\/a> Van \u0111\u00f3ng vai tr\u00f2 nh\u01b0 ng\u01b0\u1eddi g\u00e1c c\u1ed5ng, cho ph\u00e9p n\u01b0\u1edbc ch\u1ea3y ho\u1eb7c ng\u0103n ch\u1eb7n n\u00f3. Vi\u1ec7c l\u1ef1a ch\u1ecdn van \u0111\u1ea1t ti\u00eau chu\u1ea9n l\u00e0 y\u00eau c\u1ea7u quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 ho\u1ea1t \u0111\u1ed9ng, tu\u1ed5i th\u1ecd, ng\u0103n ng\u1eeba r\u00f2 r\u1ec9 v\u00e0 <strong>an to\u00e0n n\u01b0\u1edbc u\u1ed1ng<\/strong>.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong b\u00e0i vi\u1ebft n\u00e0y, b\u1ea1n s\u1ebd t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1c ti\u00eau chu\u1ea9n nghi\u00eam ng\u1eb7t do... thi\u1ebft l\u1eadp. <strong>Ti\u00eau chu\u1ea9n ISO15874 <\/strong>D\u00e0nh cho h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng n\u01b0\u1edbc. B\u1ea1n c\u0169ng s\u1ebd kh\u00e1m ph\u00e1 c\u00e1ch c\u00e1c quy \u0111\u1ecbnh n\u00e0y qu\u1ea3n l\u00fd vi\u1ec7c s\u1ea3n xu\u1ea5t. <strong>Ph\u1ee5 ki\u1ec7n n\u01b0\u1edbc u\u1ed1ng. <\/strong>B\u1eb1ng c\u00e1ch tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf n\u00e0y, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u1ecdi van \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t trong c\u00e1c c\u01a1 s\u1edf th\u01b0\u01a1ng m\u1ea1i ho\u1eb7c d\u00e2n c\u01b0 \u0111\u1ec1u \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n an to\u00e0n cao nh\u1ea5t.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Is_ISO_15874\"><\/span>Ti\u00eau chu\u1ea9n ISO 15874 l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Quy \u0111\u1ecbnh n\u00e0y l\u00e0 ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf ch\u00ednh cho \u201cH\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng nh\u1ef1a d\u00f9ng cho l\u1eafp \u0111\u1eb7t n\u01b0\u1edbc n\u00f3ng v\u00e0 l\u1ea1nh \u2014 Polypropylene (PP)\u201d. Ti\u00eau chu\u1ea9n n\u00e0y cung c\u1ea5p h\u01b0\u1edbng d\u1eabn \u0111\u1ea7y \u0111\u1ee7 bao g\u1ed3m m\u1ecdi th\u1ee9 t\u1eeb vi\u1ec7c l\u1ef1a ch\u1ecdn nguy\u00ean li\u1ec7u th\u00f4 \u0111\u1ebfn\u2026 <strong>Van bi PPR <\/strong>hi\u1ec7u su\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ti\u00eau chu\u1ea9n n\u00e0y \u0111\u01b0\u1ee3c chia th\u00e0nh nhi\u1ec1u ph\u1ea7n c\u1ee5 th\u1ec3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a h\u1ec7 th\u1ed1ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ph\u1ea7n 1: <\/strong>Bao g\u1ed3m c\u00e1c y\u00eau c\u1ea7u chung v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u1eadt li\u1ec7u, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c ti\u00eau chu\u1ea9n ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c. <a href=\"https:\/\/www.desopipe.com\/vi\/blog\/manufacturer\/high-quality-ppr-pipe-material\/\" target=\"_blank\" rel=\"noreferrer noopener\">Nh\u1ef1a PPR<\/a> c\u1ea5p \u0111\u1ed9 v\u00e0 ph\u00e2n b\u1ed1 kh\u1ed1i l\u01b0\u1ee3ng ph\u00e2n t\u1eed.\u00a0<\/li>\n\n\n\n<li><strong>Ph\u1ea7n 3: <\/strong>T\u1eadp trung v\u00e0o c\u00e1c ph\u1ee5 ki\u1ec7n v\u00e0 van thi\u1ebft l\u1eadp dung sai k\u00edch th\u01b0\u1edbc v\u00e0 ti\u00eau ch\u00ed hi\u1ec7u su\u1ea5t c\u01a1 h\u1ecdc.\u00a0<\/li>\n\n\n\n<li><strong>Ph\u1ea7n 5: <\/strong>\u0110\u1ea3m b\u1ea3o t\u00ednh ph\u00f9 h\u1ee3p v\u1edbi m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng \u1edf c\u1ea5p \u0111\u1ed9 h\u1ec7 th\u1ed1ng. Ph\u1ea7n n\u00e0y \u0111\u1ea3m b\u1ea3o t\u1ea5t c\u1ea3 c\u00e1c th\u00e0nh ph\u1ea7n ho\u1ea1t \u0111\u1ed9ng c\u00f9ng nhau trong \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh th\u1ef1c t\u1ebf.\u00a0<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t th\u01b0\u01a1ng m\u1ea1i v\u00e0 d\u00e2n d\u1ee5ng ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 \u1edf m\u1ecdi giai \u0111o\u1ea1n. \u0110i\u1ec1u n\u00e0y c\u0169ng cho ph\u00e9p kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch to\u00e0n c\u1ea7u trong c\u00e1c th\u1ecb tr\u01b0\u1eddng cung c\u1ea5p n\u01b0\u1edbc \u0111a d\u1ea1ng nh\u1eb1m duy tr\u00ec k\u00edch th\u01b0\u1edbc nh\u1ea5t qu\u00e1n v\u00e0 an to\u00e0n trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Key_Requirements_for_PPR_Ball_Valves\"><\/span>C\u00e1c y\u00eau c\u1ea7u ch\u00ednh \u0111\u1ed1i v\u1edbi van bi PPR<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.desopipe.com\/vi\/product-category\/ppr-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">Van PPR<\/a> C\u00e1c lo\u1ea1i van n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u00ec ch\u00fang b\u1ec1n, kh\u00e1ng h\u00f3a ch\u1ea5t v\u00e0 d\u1ec5 l\u1eafp \u0111\u1eb7t. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh c\u1ee5 th\u1ec3 x\u00e1c \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a c\u00e1c lo\u1ea1i van n\u00e0y:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Material_Purity_and_Composition\"><\/span>\u0110\u1ed9 tinh khi\u1ebft v\u00e0 th\u00e0nh ph\u1ea7n v\u1eadt li\u1ec7u<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n ISO 15874 b\u1eaft \u0111\u1ea7u t\u1eeb nh\u1ef1a v\u00e0 ti\u00eau chu\u1ea9n n\u00e0y y\u00eau c\u1ea7u s\u1eed d\u1ee5ng nh\u1ef1a PR nguy\u00ean sinh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao 100%. C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t cao c\u1ea5p th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1c v\u1eadt li\u1ec7u nh\u01b0 Hyosung ho\u1eb7c Borealis \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n. M\u1ed9t s\u1ed1 nh\u00e0 s\u1ea3n xu\u1ea5t s\u1eed d\u1ee5ng nh\u1ef1a t\u00e1i ch\u1ebf, d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng gi\u00f2n v\u00e0 n\u1ee9t v\u1ee1, \u0111\u00e2y l\u00e0 m\u1ed9t vi ph\u1ea1m nghi\u00eam tr\u1ecdng v\u1ec1 vi\u1ec7c tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Manufacturing_Precision\"><\/span>\u0110\u1ed9 ch\u00ednh x\u00e1c trong s\u1ea3n xu\u1ea5t<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed8T <strong>van bi <\/strong>Ph\u1ea3i c\u1ef1c k\u1ef3 ch\u00ednh x\u00e1c \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 k\u00edn ho\u00e0n h\u1ea3o. C\u00e1c k\u1ef9 s\u01b0 s\u1eed d\u1ee5ng &quot;dung sai&quot; \u0111\u1ec3 \u0111o gi\u1edbi h\u1ea1n cho ph\u00e9p c\u1ee7a s\u1ef1 bi\u1ebfn \u0111\u1ed5i trong k\u00edch th\u01b0\u1edbc v\u1eadt l\u00fd. Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, dung sai ph\u1ea3i \u0111\u01b0\u1ee3c gia c\u00f4ng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c ph\u1ea7n tr\u0103m milim\u00e9t. K\u00edch th\u01b0\u1edbc ch\u00ednh x\u00e1c r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 ng\u0103n ng\u1eeba r\u00f2 r\u1ec9 b\u00ean trong c\u00e1c h\u1ec7 th\u1ed1ng ch\u1ecbu \u00e1p su\u1ea5t do vi\u1ec7c l\u00e0m k\u00edn kh\u00f4ng \u0111\u00fang c\u00e1ch.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Pressure_and_Temperature_Resistance\"><\/span>Kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Van ph\u1ea3i ho\u1ea1t \u0111\u1ed9ng trong ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 ti\u00eau chu\u1ea9n t\u1eeb 0\u00b0C \u0111\u1ebfn 95\u00b0C (32\u00b0F \u0111\u1ebfn 203\u00b0F). C\u00e1c van c\u0169ng \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh c\u1ee5 th\u1ec3. <a href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/ppr-pipe-wall-thickness-sdr-vs-pn\/\" target=\"_blank\" rel=\"noreferrer noopener\">X\u1ebfp h\u1ea1ng \u00e1p su\u1ea5t (PN)<\/a> c\u00f3 ch\u1ec9 s\u1ed1 PN20 ho\u1eb7c PN25. C\u00e1c ch\u1ec9 s\u1ed1 n\u00e0y \u0111\u1ea3m b\u1ea3o van c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c m\u00f4i tr\u01b0\u1eddng \u00e1p su\u1ea5t cao m\u00e0 kh\u00f4ng b\u1ecb bi\u1ebfn d\u1ea1ng ho\u1eb7c h\u01b0 h\u1ecfng. Ch\u00fang c\u0169ng \u0111\u01b0\u1ee3c b\u1ea3o h\u00e0nh 50 n\u0103m.\u00a0<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Sealing_Integrity\"><\/span>T\u00ednh to\u00e0n v\u1eb9n c\u1ee7a ni\u00eam phong<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u v\u00e0 thi\u1ebft k\u1ebf giao di\u1ec7n \u0111\u00f3ng vai tr\u00f2 r\u1ea5t quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 k\u00edn kh\u00edt. Van bi ch\u1ea5t l\u01b0\u1ee3ng cao s\u1eed d\u1ee5ng v\u00f2ng \u0111\u1ec7m O-ring EPDM c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c s\u1ef1 \u0103n m\u00f2n do n\u01b0\u1edbc n\u00f3ng. B\u1ec1 m\u1eb7t bi kim lo\u1ea1i \u0111\u01b0\u1ee3c m\u00e0i ch\u00ednh x\u00e1c \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 nh\u00e1m b\u1ec1 m\u1eb7t th\u1ea5p v\u00e0 \u0111\u1ea3m b\u1ea3o ti\u1ebfp x\u00fac \u1ed5n \u0111\u1ecbnh v\u1edbi gio\u0103ng polymer.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c van \u0111\u1ea1t ti\u00eau chu\u1ea9n s\u1eed d\u1ee5ng v\u00f2ng \u0111\u1ec7m O-ring \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn v\u00e0 c\u00e1c kh\u1edbp n\u1ed1i kim lo\u1ea1i-nh\u1ef1a \u0111\u01b0\u1ee3c gia c\u00f4ng ch\u00ednh x\u00e1c. Thi\u1ebft k\u1ebf b\u00ean trong ph\u1ea3i t\u1ed1i \u01b0u h\u00f3a h\u1ec7 s\u1ed1 l\u01b0u l\u01b0\u1ee3ng (Cv).&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Flow_Characteristics\"><\/span>\u0110\u1eb7c t\u00ednh d\u00f2ng ch\u1ea3y<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ec7 s\u1ed1 l\u01b0u l\u01b0\u1ee3ng (Cv) \u0111o l\u01b0\u1eddng hi\u1ec7u qu\u1ea3 c\u1ee7a b\u1ed9 ph\u1eadn trong vi\u1ec7c cho ph\u00e9p ch\u1ea5t l\u1ecfng ch\u1ea3y qua. M\u1ed9t van \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf t\u1ed1t s\u1ebd gi\u1ea3m thi\u1ec3u s\u1ef1 nhi\u1ec5u lo\u1ea1n th\u00f4ng qua c\u00e1c chuy\u1ec3n ti\u1ebfp m\u01b0\u1ee3t m\u00e0. Nh\u1edd \u0111\u00f3, ng\u0103n ng\u1eeba t\u1ed5n th\u1ea5t n\u0103ng l\u01b0\u1ee3ng v\u00e0 gi\u1ea3m thi\u1ec3u s\u1ef1 m\u00e0i m\u00f2n c\u00e1c b\u1ed9 ph\u1eadn b\u00ean trong c\u1ee7a van. <strong>Ph\u1ee5 ki\u1ec7n n\u01b0\u1edbc u\u1ed1ng.&nbsp;<\/strong><\/p>\n\n\n\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n  \n  <title>S\u1ea3n ph\u1ea9m n\u1ed5i b\u1eadt c\u1ee7a Hero<\/title>\n  <style>\n    .hero-card {\n      display: flex;\n      flex-wrap: wrap;\n      align-items: center;\n      background: #f7f8fa;\n      border-radius: 16px;\n      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);\n      padding: 24px;\n      max-width: 900px;\n      margin: 40px auto;\n      font-family: Arial, sans-serif;\n      text-decoration: none;\n      color: inherit;\n font-family: 'Poppins';\n    }\n\n    .hero-image {\n      width: 220px;\n      height: auto;\n      border-radius: 12px;\n      object-fit: cover;\n      flex-shrink: 0;\n    }\n\n    .hero-content {\n      padding-left: 24px;\n      flex: 1;\n      min-width: 260px;\n    }\n\n    .hero-title {\n      font-size: 1.6rem;\n      font-weight: bold;\n      margin-bottom: 12px;\n      color: #222;\n      font-family: 'Poppins',\n    }\n\n    .hero-description {\n      font-size: 1rem;\n      color: #555;\n      margin-bottom: 18px;\n    }\n\n    .hero-link {\n      display: inline-block;\n      padding: 10px 20px;\n      background-color: #0066cc;\n      color: #fff;\n      text-decoration: none;\n      border-radius: 8px;\n      font-weight: bold;\n      transition: background 0.2s ease-in-out;\n    }\n\n    .hero-link:hover {\n      background-color: #004c99;\n    }\n\n    @media (max-width: 640px) {\n      .hero-card {\n        flex-direction: column;\n        text-align: center;\n      }\n\n      .hero-content {\n        padding-left: 0;\n        padding-top: 20px;\n      }\n\n      .hero-image {\n        width: 100%;\n        max-width: 280px;\n      }\n    }\n  <\/style>\n<\/head>\n<body>\n\n<a class=\"hero-card\" href=\"https:\/\/www.desopipe.com\/vi\/product\/plastic-ball-valve-with-brass-core-iii\/\" target=\"_blank\">\n  <img decoding=\"async\" class=\"hero-image\" src=\"https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/03\/Plastic-ball-valve-with-brass-core-III.jpg\" alt=\"\">\n  <div class=\"hero-content\">\n    <div class=\"hero-title\">Van bi nh\u1ef1a l\u00f5i \u0111\u1ed3ng III<\/div>\n    <div class=\"hero-description\">\nPh\u1ea1m vi k\u00edch th\u01b0\u1edbc: DN20\u2013DN32 (20mm\u201363mm).<br>\n\nX\u1ebfp h\u1ea1ng \u00e1p su\u1ea5t: PN25 (l\u00ean \u0111\u1ebfn 2,5 MPa).\n\n <\/div>\n    <span class=\"hero-link\">Xem s\u1ea3n ph\u1ea9m<\/span>\n  <\/div>\n<\/a>\n\n<\/body>\n<\/html>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Potable_Water_Safety_Considerations\"><\/span>Nh\u1eefng l\u01b0u \u00fd v\u1ec1 an to\u00e0n n\u01b0\u1edbc u\u1ed1ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ee5c ti\u00eau c\u1ee7a h\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc l\u00e0 cung c\u1ea5p <strong>an to\u00e0n n\u01b0\u1edbc u\u1ed1ng<\/strong> D\u00e0nh cho t\u1ea5t c\u1ea3 ng\u01b0\u1eddi ti\u00eau d\u00f9ng. Van tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n. <strong>ISO15874<\/strong> Ch\u00fang c\u00f3 kh\u1ea3 n\u0103ng kh\u00e1ng h\u00f3a ch\u1ea5t. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 c\u00e1c ch\u1ea5t \u0111\u1ed9c h\u1ea1i nh\u01b0 BPA ho\u1eb7c kim lo\u1ea1i n\u1eb7ng kh\u00f4ng l\u00e0m \u00f4 nhi\u1ec5m ngu\u1ed3n n\u01b0\u1edbc.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Van PPR c\u00f3 b\u1ec1 m\u1eb7t b\u00ean trong nh\u1eb5n m\u1ecbn, \u0111i\u1ec1u n\u00e0y \u0111\u1ed3ng ngh\u0129a v\u1edbi s\u1ef1 an to\u00e0n. So v\u1edbi van kim lo\u1ea1i, van PPR kh\u00f4ng b\u1ecb \u0103n m\u00f2n ho\u1eb7c \u0111\u00f3ng c\u1eb7n. T\u00ednh n\u0103ng an to\u00e0n n\u00e0y ng\u0103n ng\u1eeba s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a vi khu\u1ea9n v\u00e0 m\u00e0ng sinh h\u1ecdc. \u0110i\u1ec1u n\u00e0y gi\u00fap \u0111\u1ea3m b\u1ea3o n\u01b0\u1edbc s\u1ea1ch t\u1eeb ngu\u1ed3n \u0111\u1ebfn v\u00f2i. H\u01a1n n\u1eefa, t\u1ea5t c\u1ea3 c\u00e1c v\u1eadt li\u1ec7u ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c ch\u1ee9ng nh\u1eadn s\u1ee9c kh\u1ecfe c\u1ee5 th\u1ec3 nh\u01b0... <a href=\"https:\/\/www.desopipe.com\/vi\/certificate\/\" target=\"_blank\" rel=\"noreferrer noopener\">NSF\/ANSI 61 ho\u1eb7c WRAS<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Compliance_Mistakes\"><\/span>Nh\u1eefng l\u1ed7i th\u01b0\u1eddng g\u1eb7p khi tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f3 nh\u1eefng tr\u01b0\u1eddng h\u1ee3p k\u1ef9 s\u01b0 ph\u1ea3i x\u00e1c \u0111\u1ecbnh c\u00e1c s\u1ea3n ph\u1ea9m kh\u00f4ng \u0111\u1ea1t ti\u00eau chu\u1ea9n c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn an to\u00e0n. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 l\u1ed7i kh\u00f4ng tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n trong s\u1ea3n xu\u1ea5t ph\u1ee5 ki\u1ec7n n\u01b0\u1edbc u\u1ed1ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>S\u1eed d\u1ee5ng v\u1eadt li\u1ec7u h\u1ed7n h\u1ee3p:<\/strong> M\u1ed9t s\u1ed1 nh\u00e0 s\u1ea3n xu\u1ea5t c\u1ed1 g\u1eafng gi\u1ea3m chi ph\u00ed b\u1eb1ng c\u00e1ch tr\u1ed9n nh\u1ef1a nguy\u00ean sinh v\u1edbi ph\u1ebf li\u1ec7u t\u00e1i ch\u1ebf. \u0110i\u1ec1u n\u00e0y l\u00e0m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1p su\u1ea5t c\u1ee7a van.<\/li>\n\n\n\n<li><strong>Sai l\u1ec7ch v\u1ec1 k\u00edch th\u01b0\u1edbc:<\/strong> Nh\u1eefng sai s\u00f3t nh\u1ecf v\u1ec1 \u0111\u01b0\u1eddng k\u00ednh \u0111\u1ea7u kh\u1ea9u c\u00f3 th\u1ec3 ng\u0103n c\u1ea3n vi\u1ec7c l\u1eafp r\u00e1p \u0111\u00fang c\u00e1ch. <a href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/guide-to-connect-ppr-pipes\/\" target=\"_blank\" rel=\"noreferrer noopener\">m\u1ed1i n\u1ed1i h\u00e0n nhi\u1ec7t<\/a>.<\/li>\n\n\n\n<li><strong>Th\u1eed nghi\u1ec7m ch\u01b0a \u0111\u1ea7y \u0111\u1ee7:<\/strong> B\u1ecf qua c\u00e1c b\u00e0i ki\u1ec3m tra \u00e1p su\u1ea5t th\u1ee7y t\u0129nh b\u1eaft bu\u1ed9c ho\u1eb7c \u0111\u00e1nh gi\u00e1 chu k\u1ef3 nhi\u1ec7t.<\/li>\n\n\n\n<li><strong>L\u1edbp \u1ee9ng d\u1ee5ng kh\u00f4ng ch\u00ednh x\u00e1c:<\/strong> S\u1eed d\u1ee5ng van \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho n\u01b0\u1edbc l\u1ea1nh (Lo\u1ea1i 1) trong \u1ee9ng d\u1ee5ng gia nhi\u1ec7t \u1edf nhi\u1ec7t \u0111\u1ed9 cao (Lo\u1ea1i 5).<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"DESO_Certification_Testing_System\"><\/span>H\u1ec7 th\u1ed1ng Ch\u1ee9ng nh\u1eadn &amp; Ki\u1ec3m \u0111\u1ecbnh DESO<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">DESO \u00e1p d\u1ee5ng tri\u1ebft l\u00fd \u201cCh\u1ea5t l\u01b0\u1ee3ng l\u00e0 tr\u00ean h\u1ebft\u201d, v\u01b0\u1ee3t xa c\u00e1c y\u00eau c\u1ea7u ti\u00eau chu\u1ea9n. M\u1ed7i van \u0111\u1ec1u tr\u1ea3i qua quy tr\u00ecnh ki\u1ec3m tra nghi\u00eam ng\u1eb7t th\u00f4ng qua c\u00e1c th\u1eed nghi\u1ec7m ti\u00ean ti\u1ebfn trong ph\u00f2ng th\u00ed nghi\u1ec7m.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u01a1 s\u1edf c\u1ee7a ch\u00fang t\u00f4i s\u1eed d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb ph\u00f2ng th\u00ed nghi\u1ec7m ti\u00ean ti\u1ebfn, \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n \u0111\u1ec3 ki\u1ec3m tra m\u1ecdi th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt nh\u01b0:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><a href=\"https:\/\/www.desopipe.com\/vi\/certificate\/\" target=\"_blank\" rel=\" noreferrer noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"816\" height=\"574\" src=\"https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/05\/deso-group-certifications-1.webp\" alt=\"Ch\u1ee9ng nh\u1eadn nh\u00f3m deso\" class=\"wp-image-1765\" style=\"aspect-ratio:1.4216190425701107;width:275px;height:auto\" srcset=\"https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/05\/deso-group-certifications-1.webp 816w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/05\/deso-group-certifications-1-500x352.webp 500w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/05\/deso-group-certifications-1-300x211.webp 300w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/05\/deso-group-certifications-1-768x540.webp 768w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/05\/deso-group-certifications-1-18x12.webp 18w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/05\/deso-group-certifications-1-107x75.webp 107w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/05\/deso-group-certifications-1-480x338.webp 480w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/05\/deso-group-certifications-1-800x563.webp 800w\" sizes=\"auto, (max-width:767px) 480px, (max-width:816px) 100vw, 816px\" \/><\/a><\/figure>\n<\/div>\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Th\u1eed nghi\u1ec7m \u00e1p su\u1ea5t th\u1ee7y t\u0129nh:<\/strong> Ch\u00fang t\u00f4i cho c\u00e1c van ch\u1ecbu \u00e1p su\u1ea5t c\u1ef1c cao \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng ch\u1ed1ng n\u1ed5 l\u00e2u d\u00e0i.<\/li>\n\n\n\n<li><strong>Th\u1eed nghi\u1ec7m t\u1ed1c \u0111\u1ed9 ch\u1ea3y n\u00f3ng ch\u1ea3y (MFR):<\/strong> \u0110i\u1ec1u n\u00e0y gi\u00fap x\u00e1c minh tr\u1ecdng l\u01b0\u1ee3ng ph\u00e2n t\u1eed v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd c\u1ee7a nh\u1ef1a nguy\u00ean li\u1ec7u.<\/li>\n\n\n\n<li><strong>Th\u1eed nghi\u1ec7m va \u0111\u1eadp Charpy:<\/strong> \u0110i\u1ec1u n\u00e0y gi\u00fap \u0111o \u0111\u1ed9 b\u1ec1n v\u1eadt li\u1ec7u \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o van c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c s\u1ef1 va \u0111\u1eadp m\u1ea1nh trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t.<\/li>\n\n\n\n<li><strong>Co r\u00fat theo chi\u1ec1u d\u1ecdc:<\/strong> B\u00e0i ki\u1ec3m tra n\u00e0y \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t c\u1ee7a nh\u1ef1a sau khi ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">DESO duy tr\u00ec t\u1ef7 l\u1ec7 s\u1ea3n ph\u1ea9m \u0111\u1ea1t ti\u00eau chu\u1ea9n 99,8% b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng nh\u1ef1a PR nguy\u00ean ch\u1ea5t 100% t\u1eeb Borealis v\u00e0 v\u1eadn h\u00e0nh h\u01a1n 200 m\u00e1y s\u1ea3n xu\u1ea5t t\u1ef1 \u0111\u1ed9ng. Danh m\u1ee5c ch\u1ee9ng nh\u1eadn to\u00e0n c\u1ea7u c\u1ee7a ch\u00fang t\u00f4i bao g\u1ed3m c\u00e1c ch\u1ee9ng nh\u1eadn t\u1eeb CE, AENOR, DVGW v\u00e0 WRAS. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o... <strong>thi\u1ebft b\u1ecb c\u1ea5p n\u01b0\u1edbc u\u1ed1ng<\/strong> s\u1eb5n s\u00e0ng \u0111\u1ec3 s\u1eed d\u1ee5ng trong b\u1ea5t k\u1ef3 d\u1ef1 \u00e1n qu\u1ed1c t\u1ebf n\u00e0o.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Ph\u1ea7n k\u1ebft lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tu\u00e2n th\u1ee7 <strong>Ti\u00eau chu\u1ea9n ISO15874 <\/strong>\u0111\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a m\u1ed9t <strong>Van bi PPR <\/strong>\u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn m\u1ed9t h\u1ec7 th\u1ed1ng n\u01b0\u1edbc u\u1ed1ng \u0111\u01b0\u1ee3c. M\u1ed9t s\u1ed1 nh\u00e0 s\u1ea3n xu\u1ea5t s\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i van r\u1ebb ti\u1ec1n v\u00e0 kh\u00f4ng \u0111\u1ea1t ti\u00eau chu\u1ea9n, tho\u1ea1t nh\u00ecn c\u00f3 v\u1ebb l\u00e0 l\u1ef1a ch\u1ecdn thi\u1ebft th\u1ef1c. Tuy nhi\u00ean, \u0111i\u1ec1u n\u00e0y th\u01b0\u1eddng d\u1eabn \u0111\u1ebfn r\u00f2 r\u1ec9 v\u00e0 \u00f4 nhi\u1ec5m v\u00ec c\u00e1c van kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3. T\u1ea1i DESO, <strong>an to\u00e0n n\u01b0\u1edbc u\u1ed1ng<\/strong> B\u1eaft \u0111\u1ea7u v\u1edbi m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng tr\u00ean n\u1ec1n t\u1ea3ng c\u00e1c ti\u00eau chu\u1ea9n an to\u00e0n qu\u1ed1c t\u1ebf v\u00e0 s\u1ef1 ki\u1ec3m ch\u1ee9ng k\u1ef9 thu\u1eadt ch\u00ednh x\u00e1c.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-fe48e5de wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-white-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/www.desopipe.com\/vi\/contact\/\" style=\"background-color:#0588a7\" target=\"_blank\" rel=\"noreferrer noopener\">Nh\u1eadn b\u00e1o gi\u00e1 mi\u1ec5n ph\u00ed<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>In the world of modern hot and cold water plumbing systems, commercial and residential establishments utilize PPR tubes. PPR means Polypropylene Random Copolymer, which is the<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":4157,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[58],"tags":[],"class_list":["post-4155","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ppr-valve"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PPR Ball Valve ISO 15874 Compliance for Potable Water | DESO Group<\/title>\n<meta name=\"description\" content=\"Learn why ISO 15874 compliance matters for PPR ball valves in drinking water systems. 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