{"id":4097,"date":"2026-01-13T09:00:00","date_gmt":"2026-01-13T09:00:00","guid":{"rendered":"https:\/\/www.desopipe.com\/?p=4097"},"modified":"2026-02-06T03:44:35","modified_gmt":"2026-02-06T03:44:35","slug":"ppr-pipe-wall-thickness-sdr-vs-pn","status":"publish","type":"post","link":"https:\/\/www.desopipe.com\/ms\/blog\/ppr-pipe\/ppr-pipe-wall-thickness-sdr-vs-pn\/","title":{"rendered":"Memahami SDR vs. PN: Memilih Ketebalan Dinding Paip PPR yang Tepat untuk Kegunaan Industri"},"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\">Jadual Kandungan<\/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=\"Togol Jadual Kandungan\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Togol<\/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\/ms\/blog\/ppr-pipe\/ppr-pipe-wall-thickness-sdr-vs-pn\/#Why_SDR_and_PN_Are_Not_Interchangeable\" >Mengapa SDR dan PN Tidak Boleh Ditukar<\/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\/ms\/blog\/ppr-pipe\/ppr-pipe-wall-thickness-sdr-vs-pn\/#Selecting_Based_on_Operating_Conditions\" >Memilih Berdasarkan Keadaan Operasi<\/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\/ms\/blog\/ppr-pipe\/ppr-pipe-wall-thickness-sdr-vs-pn\/#Temperature_Derating\" >Penurunan Suhu<\/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\/ms\/blog\/ppr-pipe\/ppr-pipe-wall-thickness-sdr-vs-pn\/#Surge_Pressure_and_Water_Hammer\" >Tekanan Lonjakan dan Tukul Air<\/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\/ms\/blog\/ppr-pipe\/ppr-pipe-wall-thickness-sdr-vs-pn\/#Chemical_and_Mechanical_Factors\" >Faktor Kimia dan Mekanikal<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.desopipe.com\/ms\/blog\/ppr-pipe\/ppr-pipe-wall-thickness-sdr-vs-pn\/#Common_Selection_Errors\" >Ralat Pemilihan Biasa<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.desopipe.com\/ms\/blog\/ppr-pipe\/ppr-pipe-wall-thickness-sdr-vs-pn\/#Mismatching_Components_Across_SDR_Classes\" >Komponen yang Tidak Padanan Merentasi Kelas SDR<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.desopipe.com\/ms\/blog\/ppr-pipe\/ppr-pipe-wall-thickness-sdr-vs-pn\/#Specifying_by_PN_Without_Checking_Temperature\" >Menentukan mengikut PN Tanpa Memeriksa Suhu<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.desopipe.com\/ms\/blog\/ppr-pipe\/ppr-pipe-wall-thickness-sdr-vs-pn\/#Applying_Standard_Fusion_Parameters_to_Thick-Walled_Pipe\" >Menggunakan Parameter Gabungan Standard pada Paip Berdinding Tebal<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.desopipe.com\/ms\/blog\/ppr-pipe\/ppr-pipe-wall-thickness-sdr-vs-pn\/#Ignoring_Thermal_Expansion_in_Hot_Systems\" >Mengabaikan Pengembangan Terma dalam Sistem Panas<\/a><\/li><\/ul><\/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\/ms\/blog\/ppr-pipe\/ppr-pipe-wall-thickness-sdr-vs-pn\/#DESOs_Manufacturing_Precision_and_Project_Experience\" >Pengalaman Ketepatan Pembuatan dan Projek DESO<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.desopipe.com\/ms\/blog\/ppr-pipe\/ppr-pipe-wall-thickness-sdr-vs-pn\/#What_This_Means_for_Specification\" >Apa Maksudnya untuk Spesifikasi<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">SDR mengukur ketebalan dinding berbanding diameter paip. PN memberitahu anda penarafan tekanan pada 20\u00b0C. Memilih ketebalan dinding paip yang betul untuk sistem PPR perindustrian bergantung kepada pemadanan spesifikasi paip dengan keadaan operasi seperti suhu bendalir dan tekanan lonjakan.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_SDR_and_PN_Are_Not_Interchangeable\"><\/span><strong>Mengapa SDR dan PN Tidak Boleh Ditukar<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Jurutera sering menganggap SDR dan PN sebagai perkara yang sama. Sebenarnya, sebenarnya tidak.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>SDR (Nisbah Dimensi Standard)<\/strong> ialah geometri. Ia merupakan nisbah diameter luar kepada ketebalan dinding (SDR = D\/s). Nombor SDR yang lebih rendah bermakna dinding yang lebih tebal berbanding saiz paip.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>PN (Tekanan Nominal)<\/strong> adalah prestasi pada suhu tertentu. Ia menunjukkan tekanan maksimum dalam bar yang dikendalikan oleh paip pada 20\u00b0C untuk jangka hayat perkhidmatan selama 50 tahun. Paip PPR PN20 hanya dinilai untuk 20 bar pada suhu bilik sahaja.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"532\" height=\"304\" src=\"https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/02\/Understanding-SDR-vs.-PN.webp\" alt=\"\" class=\"wp-image-4099\" srcset=\"https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/02\/Understanding-SDR-vs.-PN.webp 532w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/02\/Understanding-SDR-vs.-PN-500x286.webp 500w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/02\/Understanding-SDR-vs.-PN-300x171.webp 300w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/02\/Understanding-SDR-vs.-PN-18x10.webp 18w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/02\/Understanding-SDR-vs.-PN-131x75.webp 131w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/02\/Understanding-SDR-vs.-PN-480x274.webp 480w\" sizes=\"auto, (max-width:767px) 480px, 532px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">SDR yang lebih rendah bermaksud dinding yang lebih tebal dan kapasiti tekanan yang lebih tinggi. Paip SDR yang dinilai pada SDR 6 mengendalikan lebih banyak tekanan daripada paip yang dinilai pada SDR 11. Tetapi PN berubah dengan suhu manakala SDR kekal malar.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Kelas SDR<\/strong><\/td><td><strong>Penilaian PN<\/strong><\/td><td><strong>Ketebalan Dinding<\/strong><\/td><td><strong>Kegunaan Perindustrian Utama<\/strong><\/td><\/tr><tr><td>SDR 11<\/td><td>PN10<\/td><td>Nipis<\/td><td>Pengangkutan air sejuk, saliran tekanan rendah<\/td><\/tr><tr><td>SDR 7.4<\/td><td>PN16<\/td><td>Sederhana<\/td><td>Udara termampat, air panas sederhana<\/td><\/tr><tr><td>SDR 6<\/td><td>PN20<\/td><td>Tebal<\/td><td>Air panas bertekanan tinggi, penyejukan perindustrian<\/td><\/tr><tr><td>SDR 5<\/td><td>PN25<\/td><td>Lebih Tebal<\/td><td>Pemprosesan kimia, suapan dandang<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">DESO <a href=\"https:\/\/www.desopipe.com\/ms\/blog\/ppr-pipe\/ppr-pipe-sizes-and-specifications-guide-for-buyer\/\" target=\"_blank\" rel=\"noreferrer noopener\">panduan saiz dan spesifikasi<\/a> menyenaraikan dimensi paip PPR merentasi semua kelas SDR.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Selecting_Based_on_Operating_Conditions\"><\/span><strong>Memilih Berdasarkan Keadaan Operasi<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Penarafan katalog mengandaikan 20\u00b0C dan aliran keadaan mantap. Sistem perindustrian beroperasi lebih panas dan mengalami lonjakan tekanan yang tidak diambil kira oleh spesifikasi katalog.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Temperature_Derating\"><\/span><strong>Penurunan Suhu<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The <a href=\"https:\/\/www.desopipe.com\/ms\/blog\/ppr-pipe\/ppr-pipe-flow-rate-reduce-pressure-loss-in-buildings\/\" target=\"_blank\" rel=\"noreferrer noopener\">penarafan tekanan paip ppr<\/a> menurun apabila suhu meningkat. Paip PN20 yang dinilai untuk 20 bar pada 20\u00b0C menurun kepada 10.8 bar pada 70\u00b0C. Pada 80\u00b0C, ia hanya mengendalikan 8 bar.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Suhu<\/strong><\/td><td><strong>Kapasiti Sebenar PN20<\/strong><\/td><td><strong>Kapasiti Sebenar PN25<\/strong><\/td><\/tr><tr><td>20\u00b0C<\/td><td>20 bar<\/td><td>25 bar<\/td><\/tr><tr><td>60\u00b0C<\/td><td>12.5 bar<\/td><td>15.6 bar<\/td><\/tr><tr><td>70\u00b0C<\/td><td>10.8 bar<\/td><td>13.5 bar<\/td><\/tr><tr><td>80\u00b0C<\/td><td>8.0 bar<\/td><td>10.0 bar<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Surge_Pressure_and_Water_Hammer\"><\/span><strong>Tekanan Lonjakan dan Tukul Air<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Pam industri menghasilkan kejutan hidraulik semasa permulaan dan penutupan injap. Sistem yang berjalan pada keadaan stabil 12 bar mungkin mengalami lonjakan 18 bar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bagi sistem yang mudah terdedah kepada tukul air, tambahkan margin keselamatan 50% apabila memilih SDR. Paip plastik tekanan tinggi dengan SDR 6 atau SDR 5 menyerap pancang sementara yang akan memecahkan dinding yang lebih nipis.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Chemical_and_Mechanical_Factors\"><\/span><strong>Faktor Kimia dan Mekanikal<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Bahan kimia yang agresif merosakkan permukaan paip dalam dari semasa ke semasa. Dinding yang lebih tebal (SDR yang lebih rendah) memberikan elaun kakisan yang memanjangkan hayat perkhidmatan dalam pengangkutan kimia.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Getaran dan hentaman luaran juga menggalakkan SDR yang lebih rendah. Ketegaran tambahan menghalang ubah bentuk yang akan meretakkan paip yang lebih nipis.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">DESO <a href=\"https:\/\/www.desopipe.com\/ms\/blog\/ppr-pipe\/select-ppr-pipe-in-different-conditions\/\">panduan pemilihan aplikasi<\/a> merangkumi bagaimana suhu, tekanan dan jenis bendalir mempengaruhi spesifikasi Paip PPR.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Selection_Errors\"><\/span><strong>Ralat Pemilihan Biasa<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Mismatching_Components_Across_SDR_Classes\"><\/span><strong>Komponen yang Tidak Padanan Merentasi Kelas SDR<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Memasang kelengkapan PN10 pada paip PN20 akan menyebabkan kesesakan. Seluruh talian kini dinilai untuk PN10 kerana komponen paling lemah menetapkan had. Kelengkapan akan gagal dahulu, selalunya pecah di bawah tekanan operasi biasa.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Specifying_by_PN_Without_Checking_Temperature\"><\/span><strong>Menentukan mengikut PN Tanpa Memeriksa Suhu<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Menggunakan SDR 11 (PN10) untuk perkhidmatan air panas berterusan nampaknya mencukupi jika tekanan operasi di bawah 10 bar. Tetapi pada 70\u00b0C, paip yang sama hanya mengendalikan 5-6 bar. Keretakan pramatang akan berlaku.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Applying_Standard_Fusion_Parameters_to_Thick-Walled_Pipe\"><\/span><strong>Menggunakan Parameter Gabungan Standard pada Paip Berdinding Tebal<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Dinding yang lebih tebal memerlukan masa pemanasan yang lebih lama semasa kimpalan pelakuran. Juruteknik yang menggunakan pemasaan SDR 11 pada paip SDR 6 atau SDR 5 menghasilkan &quot;kimpalan sejuk&quot; di mana bahan tidak pernah mencapai kedalaman leburan penuh. Sambungan ini kelihatan lengkap tetapi bocor di bawah tekanan.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ignoring_Thermal_Expansion_in_Hot_Systems\"><\/span><strong>Mengabaikan Pengembangan Terma dalam Sistem Panas<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Dinding yang lebih nipis mengembang lebih banyak di bawah haba. Paip PPR standard dalam gelung panas berliku-liku di parit, menegangkan sambungan dan retakan pada titik sambungan. <a href=\"https:\/\/www.desopipe.com\/ms\/blog\/ppr-pipe\/ppr-fiber-composite-pipe-gf-ppr-hot-water-choice\/\" target=\"_blank\" rel=\"noreferrer noopener\">Diperkukuh gentian<\/a> SDR 7.4 mengurangkan pengembangan sebanyak 70% dan mengekalkan kedudukan.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"DESOs_Manufacturing_Precision_and_Project_Experience\"><\/span><strong>Pengalaman Ketepatan Pembuatan dan Projek DESO<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">DESO telah membekalkan sistem PPR untuk loji kimia, rangkaian HVAC, gelung penyejukan perindustrian dan suapan dandang tekanan tinggi selama lebih dua dekad.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pengeluaran peringkat rendah menghasilkan &quot;bintik nipis&quot; di mana ketebalan dinding berbeza-beza dalam paip yang sama. Bintik nipis tersebut gagal dahulu kerana dinding tidak dapat mengendalikan tekanan terkadar pada bahagian paling nipisnya. Penyemperitan automatik DESO menggunakan resin dara Borealis RA130E mengekalkan ketebalan dinding pada toleransi ISO 15874 merentasi setiap meter.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Julat SDR penuh dari SDR 11 hingga SDR 5 dihantar dari satu sumber dengan konsisten <a href=\"https:\/\/www.desopipe.com\/ms\/blog\/manufacturer\/buyers-guide-to-high-quality-ppr-pipe-material\/\" target=\"_blank\" rel=\"noreferrer noopener\">bahan paip ppr<\/a> sifat-sifatnya dari kelompok ke kelompok. Pasukan kejuruteraan DESO menyemak spesifikasi projek dan mengesyorkan kelas SDR berdasarkan suhu operasi, tekanan dan jenis bendalir.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_This_Means_for_Specification\"><\/span><strong>Apa Maksudnya untuk Spesifikasi<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">SDR ialah geometri. PN ialah kapasiti tekanan pada 20\u00b0C. Suhu mengurangkan kedua-duanya. Untuk pemilihan paip PPR perindustrian, padankan kelas SDR dengan suhu operasi, lonjakan yang dijangkakan dan pendedahan kimia. Komponen paling lemah dalam sistem mengehadkan penarafan tekanan untuk semua yang berkaitan dengannya.<\/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\/ms\/contact\/\" style=\"background-color:#0588a7\" target=\"_blank\" rel=\"noreferrer noopener\">Dapatkan Sebut Harga Percuma<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>SDR measures wall thickness relative to pipe diameter. PN tells you the pressure rating at 20\u00b0C. Choosing the right plumbing wall thickness for industrial PPR systems<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":4100,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[56],"tags":[],"class_list":["post-4097","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ppr-pipe"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PPR Pipe: Choosing the Right Wall Thickness (SDR vs PN) | DESO Group<\/title>\n<meta name=\"description\" content=\"Learn the difference between SDR and PN ratings for PPR pipes. Avoid common selection errors and match wall thickness to industrial conditions.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.desopipe.com\/ms\/blog\/ppr-pipe\/ppr-pipe-wall-thickness-sdr-vs-pn\/\" \/>\n<meta property=\"og:locale\" content=\"ms_MY\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PPR Pipe: Choosing the Right Wall Thickness (SDR vs PN) | DESO Group\" \/>\n<meta property=\"og:description\" content=\"Learn the difference between SDR and PN ratings for PPR pipes. 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