{"id":15689,"date":"2026-06-01T09:00:00","date_gmt":"2026-06-01T01:00:00","guid":{"rendered":"https:\/\/www.xintaivalves.com\/?p=15689"},"modified":"2026-06-25T12:29:28","modified_gmt":"2026-06-25T04:29:28","slug":"technical-guide-centric-butterfly-valve","status":"publish","type":"post","link":"https:\/\/www.xintaivalves.com\/id\/blog\/butterfly-valve\/technical-guide-centric-butterfly-valve\/","title":{"rendered":"Apa Itu Katup Kupu-Kupu Sentris? Panduan Lengkap untuk Pembeli 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\">Daftar isi<\/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=\"Alihkan Daftar Isi\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Beralih<\/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.xintaivalves.com\/id\/blog\/butterfly-valve\/technical-guide-centric-butterfly-valve\/#How_a_Centric_Butterfly_Valve_Works\" >Cara Kerja Katup Kupu-kupu Sentris<\/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.xintaivalves.com\/id\/blog\/butterfly-valve\/technical-guide-centric-butterfly-valve\/#Types_of_Centric_Butterfly_Valves_by_End_Connection\" >Jenis Katup Kupu-kupu Sentris Berdasarkan Sambungan Ujung<\/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.xintaivalves.com\/id\/blog\/butterfly-valve\/technical-guide-centric-butterfly-valve\/#Wafer_Type_Butterfly_Valve\" >Katup Kupu-kupu Tipe Wafer<\/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.xintaivalves.com\/id\/blog\/butterfly-valve\/technical-guide-centric-butterfly-valve\/#Lug_Type_Butterfly_Valve\" >Katup Kupu-Kupu Tipe Lug<\/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.xintaivalves.com\/id\/blog\/butterfly-valve\/technical-guide-centric-butterfly-valve\/#Double_Flanged_Butterfly_Valve\" >Katup Kupu-kupu Flensa Ganda<\/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.xintaivalves.com\/id\/blog\/butterfly-valve\/technical-guide-centric-butterfly-valve\/#What_are_the_Differences_Between_a_Centric_vs_Double_Offset_Butterfly_Valve\" >Apa Perbedaan Antara Katup Kupu-kupu Sentris vs. Offset Ganda?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.xintaivalves.com\/id\/blog\/butterfly-valve\/technical-guide-centric-butterfly-valve\/#Design_Specifications_and_Materials\" >Spesifikasi Desain dan Material<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.xintaivalves.com\/id\/blog\/butterfly-valve\/technical-guide-centric-butterfly-valve\/#What_Are_the_Strengths_and_Weaknesses_of_CentricConcentric_Valves\" >Apa Kekuatan dan Kelemahan Katup Sentris\/Konsentris?<\/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.xintaivalves.com\/id\/blog\/butterfly-valve\/technical-guide-centric-butterfly-valve\/#Where_Are_Concentric_or_Centric_Valves_Used_in_Industry\" >Di Mana Katup Konsentris atau Sentris Digunakan dalam Industri?<\/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.xintaivalves.com\/id\/blog\/butterfly-valve\/technical-guide-centric-butterfly-valve\/#How_to_Select_the_Right_Centric_or_Center-line_Butterfly_Valve\" >Cara Memilih Katup Kupu-kupu Sentris atau Garis Tengah yang Tepat<\/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.xintaivalves.com\/id\/blog\/butterfly-valve\/technical-guide-centric-butterfly-valve\/#Conclusion\" >Kesimpulan<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">Itu <strong>sentris<\/strong><a href=\"https:\/\/www.xintaivalves.com\/id\/product\/centerline-wafer-type-butterfly-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong> katup kupu-kupu<\/strong><\/a> adalah katup putaran seperempat dengan batang dan cakram terpusat yang menyediakan kontrol aliran on\/off dalam sistem perpipaan industri. Katup ini juga dikenal sebagai katup kupu-kupu konsentris, garis tengah, atau offset nol.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Operasi putaran seperempatnya yang sederhana adalah alasan mengapa katup ini terutama digunakan dalam <a href=\"https:\/\/www.xintaivalves.com\/id\/blog\/valves-for-water-treatment\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/blog\/valves-for-water-treatment\/\" rel=\"noreferrer noopener\">pengolahan air<\/a>, pembangkit listrik, dan industri pemrosesan kimia.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Panduan ini memberikan informasi tentang desain <strong>katup kupu-kupu konsentris<\/strong>, fungsinya, jenisnya, keunggulannya, dan area di mana katup ini dapat digunakan dengan sukses.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_a_Centric_Butterfly_Valve_Works\"><\/span><strong><br>Cara Kerja Katup Kupu-kupu Sentris<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724722-1024x512.webp\" alt=\"Cara Kerja Katup Kupu-kupu Sentris\" class=\"wp-image-15691\" style=\"width:564px;height:auto\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724722-1024x512.webp 1024w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724722-300x150.webp 300w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724722-768x384.webp 768w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724722-18x9.webp 18w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724722.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Katup sentris atau konsentris bekerja dengan operasi seperempat putaran yang sederhana dan desain yang lugas. Mengetahui prinsip operasi ini membantu Anda mencocokkan katup dengan kondisi layanan yang tepat.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Konfigurasi zero-offset ini memiliki tiga komponen yang sejajar pada satu sumbu pusat: batang, cakram, dan badan katup. Karena keselarasan konsentris ini berfungsi sebagai fitur strukturalnya yang menentukan, katup ini diklasifikasikan sebagai katup kupu-kupu konsentris atau zero-offset.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cakram dipasang pada poros yang terpusat dan duduk langsung di jalur aliran. Memutar poros 90 derajat memindahkan cakram dari posisi terbuka penuh (sejajar dengan aliran) ke posisi tertutup penuh (tegak lurus dengan aliran).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pada posisi tertutup, cakram menekan cincin dudukan elastomer yang lentur. Cincin dudukan sedikit berubah bentuk di bawah tekanan. Perubahan bentuk elastis ini menciptakan segel kedap udara yang mencegah kebocoran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Perubahan bentuk elastis ini menghasilkan penutupan dua arah yang kedap udara dan bebas bocor yang disertifikasi sesuai standar pengujian API 598. Katup ini juga dikenal sebagai katup kupu-kupu dengan dudukan lentur karena desain dudukan elastomernya.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Types_of_Centric_Butterfly_Valves_by_End_Connection\"><\/span><strong>Jenis Katup Kupu-kupu Sentris Berdasarkan Sambungan Ujung<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724723-1024x512.webp\" alt=\"3 Types of Centric Butterfly Valves by End Connection\" class=\"wp-image-15692\" style=\"width:646px;height:auto\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724723-1024x512.webp 1024w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724723-300x150.webp 300w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724723-768x384.webp 768w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724723-18x9.webp 18w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724723.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Ada tiga jenis koneksi ujung utama yang melayani kebutuhan instalasi dan layanan yang berbeda. Memilih yang tepat memengaruhi biaya instalasi, akses pemeliharaan, dan kinerja jangka panjang.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Wafer_Type_Butterfly_Valve\"><\/span><strong>Katup Kupu-kupu Tipe Wafer<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Katup kupu-kupu tipe wafer dipasang di antara dua flensa pipa menggunakan baut tembus. Badan katup tidak memiliki flensa integral. Hal ini membuat desainnya ringkas dan ringan.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tipe wafer adalah pilihan yang paling hemat biaya untuk layanan umum. Standar <strong>Dimensi katup kupu-kupu tipe wafer<\/strong> mengikuti API 609, BS EN 558-1, dan ASME B16.10. Rentang ukuran mencakup DN 40 hingga DN 600.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Lug_Type_Butterfly_Valve\"><\/span><strong>Katup Kupu-Kupu Tipe Lug<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Itu <strong>katup kupu-kupu tipe lug<\/strong> memiliki sisipan berulir yang dicetak ke dalam badan katup. Setiap flensa pipa dibaut ke katup secara independen. Hal ini memungkinkan satu sisi saluran pipa dilepas tanpa mengganggu sisi lainnya.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sangat cocok untuk layanan ujung mati dan sistem yang memerlukan pelepasan pipa hilir secara berkala. Pabrik proses dan jaringan distribusi air sering menggunakan tipe ini.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Double_Flanged_Butterfly_Valve\"><\/span><strong>Katup Kupu-kupu Flensa Ganda<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Itu <strong>katup kupu-kupu berflensa ganda<\/strong> memiliki flensa integral di kedua ujungnya. Katup ini dibaut langsung ke flensa pipa yang cocok. Badan yang lebih berat cocok untuk ukuran pipa yang lebih besar dan kondisi layanan yang lebih menuntut. Hal ini sangat berbeda dari <strong>katup kupu-kupu offset ganda,<\/strong> yang akan dibahas di bagian selanjutnya.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jalur air utama, sirkuit pendingin pembangkit listrik, dan saluran pipa industri berdiameter besar menggunakan tipe ini. Minta <strong>katalog katup kupu-kupu berflensa ganda<\/strong> dari Xintai Valve untuk rincian konfigurasi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_are_the_Differences_Between_a_Centric_vs_Double_Offset_Butterfly_Valve\"><\/span><strong>Apa Perbedaan Antara Katup Kupu-kupu Sentris vs. Offset Ganda?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Perbedaan utama antara katup kupu-kupu sentris dan <strong><a href=\"https:\/\/www.xintaivalves.com\/id\/knowledge-center\/difference-between-double-offset-and-triple-offset-butterfly-valve\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/knowledge-center\/difference-between-double-offset-and-triple-offset-butterfly-valve\/\" rel=\"noreferrer noopener\">katup kupu-kupu offset ganda<\/a><\/strong> terletak pada keselarasan batang atau cakram.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mengetahui perbedaan utama menghemat waktu dan mencegah kesalahan spesifikasi yang mahal.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Katup kupu-kupu sentris atau offset nol<\/strong>: Batang sejajar dengan garis tengah cakram dan badan. Dudukan terbuat dari bahan elastomer lunak. Menangani kelas tekanan standar: PN 6, PN 10, PN 16, dan Kelas 150. Cocok untuk cairan dan gas bersih atau sedikit korosif.<\/li>\n\n\n\n<li><strong>Katup kupu-kupu offset ganda<\/strong>: Batang memiliki dua offset dari garis tengah cakram. Dudukan terbuat dari logam atau PTFE. Menangani tekanan lebih tinggi, suhu tinggi, dan media abrasif. Biayanya lebih mahal tetapi memperpanjang masa pakai dalam kondisi yang menuntut.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>manual katup kupu-kupu sentris<\/strong> biasanya mencakup operasi putaran seperempat menggunakan tuas tangan atau gearbox. Bantalan pemasangan ISO 5211 mengakomodasi aktuator listrik, pneumatik, dan hidrolik.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Design_Specifications_and_Materials\"><\/span><strong>Spesifikasi Desain dan Material<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Parameter ini mendefinisikan amplop operasi katup kupu-kupu sentris standar atau offset nol. Gunakan parameter ini untuk memverifikasi kompatibilitas dengan sistem perpipaan Anda sebelum menentukan.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Parameter<\/strong><\/td><td><strong>Nilai<\/strong><\/td><\/tr><tr><td><strong>Rentang Ukuran<\/strong><\/td><td>DN 40 hingga DN 600<\/td><\/tr><tr><td><strong>Peringkat Tekanan<\/strong><\/td><td>PN 6 \/ PN 10 \/ PN 16 \/ Kelas 150<\/td><\/tr><tr><td><strong>Standar Desain<\/strong><\/td><td>API 609 \/ BS EN 593 \/ IS: 13095<\/td><\/tr><tr><td><strong>Tatap Muka Dim.<\/strong><\/td><td>API 609 \/ BS EN 558-1 \/ ASME B16.10<\/td><\/tr><tr><td><strong>Testing Standard<\/strong><\/td><td>API 598 \/ BS EN 12266 Part 1<\/td><\/tr><tr><td><strong>Actuator Mounting<\/strong><\/td><td>ISO 5211<\/td><\/tr><tr><td><strong>Flange Drilling<\/strong><\/td><td>ASME B16.5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Body and disc materials: <\/strong>Cast iron, ductile iron (nylon or epoxy coated), CF8, CF8M.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Seat liner materials: <\/strong>EPDM, NBR, Viton, silicone, PTFE, Hypalon, and Neoprene. Select the seat material based on the media and its chemical properties.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Desain batang: <\/strong>Blow-out-proof stem. Prevents stem ejection under pressure. Allows safe valve disassembly.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Seat retention: <\/strong>Centre-lock seat design eliminates seat movement during disc seating and unseating.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Are_the_Strengths_and_Weaknesses_of_CentricConcentric_Valves\"><\/span><strong>Apa Kekuatan dan Kelemahan Katup Sentris\/Konsentris?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">To help buyers to make informed choices, here is a comparison of the pros and cons of concentric or zero-offset butterfly valves.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Keuntungan<\/strong><\/td><td><strong>Kekurangan<\/strong><\/td><\/tr><tr><td>Compact, lightweight body. Reduces pipe support requirements and labor during installation.<\/td><td>Soft-seal design limits service to PN 6 through PN 16 \/ Class 150 pressure classes.<\/td><\/tr><tr><td>Low operating torque. Allows smaller, lower-cost actuators.<\/td><td>Not recommended for high-temperature steam without correct seat material selection.<\/td><\/tr><tr><td>Few moving parts. Reduces maintenance frequency and total lifecycle cost.<\/td><td>Cakram tetap berada di jalur aliran saat terbuka. Hal ini menciptakan penurunan tekanan yang kecil namun terukur.<\/td><\/tr><tr><td>Pemadaman dua arah. Menyegel di kedua arah aliran.<\/td><td><\/td><\/tr><tr><td>Rentang material dudukan yang luas. Menangani sebagian besar cairan, gas, dan bubuk.<\/td><td><\/td><\/tr><tr><td>Lubang badan berukuran saluran. Memaksimalkan aliran dan meminimalkan penurunan tekanan.<\/td><td><\/td><\/tr><tr><td>Melayani tugas isolasi on\/off dan tugas pengaturan\/kontrol aliran.<\/td><td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Where_Are_Concentric_or_Centric_Valves_Used_in_Industry\"><\/span><strong>Di Mana Katup Konsentris atau Sentris Digunakan dalam Industri?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724724-1024x512.webp\" alt=\"Concentric or Centric Valves Used in Industry\" class=\"wp-image-15693\" style=\"width:686px;height:auto\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724724-1024x512.webp 1024w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724724-300x150.webp 300w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724724-768x384.webp 768w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724724-18x9.webp 18w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724724.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Itu <strong>katup kupu-kupu konsentris<\/strong> melayani berbagai industri. Kemampuannya beradaptasi dengan media, ukuran pipa, dan metode aktuasi yang berbeda mendorong adopsi yang luas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Katup ini terutama digunakan dalam:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Pengolahan air dan air limbah: <\/strong>Koagulasi, sedimentasi, filtrasi, dan desinfeksi. Menangani laju aliran besar dengan pemadaman yang ketat.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.xintaivalves.com\/id\/blog\/gate-valve\/power-plant-valves-guide-types-functions\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/blog\/gate-valve\/power-plant-valves-guide-types-functions\/\" rel=\"noreferrer noopener\">Pembangkit listrik<\/a>: <\/strong>Sistem air pendingin, saluran kondensat, dan layanan tambahan.<\/li>\n\n\n\n<li><strong>Pemrosesan kimia dan petrokimia: <\/strong>Pilihan dudukan PTFE dan Viton tahan terhadap media kimia agresif.<\/li>\n\n\n\n<li><strong>Sistem HVAC: <\/strong>Distribusi air dingin, air panas, dan uap di unit penanganan udara dan saluran udara.<\/li>\n\n\n\n<li><strong>Perlindungan kebakaran: <\/strong>Jaringan hidran air, sistem sprinkler, dan sistem penekan busa.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.xintaivalves.com\/id\/blog\/mining-industry-valve\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/blog\/mining-industry-valve\/\" rel=\"noreferrer noopener\">Pertambangan<\/a> dan pemrosesan mineral: <\/strong>Penanganan lumpur dengan cakram baja tahan karat krom tinggi atau CF8M dan pemilihan dudukan tahan korosi.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_Select_the_Right_Centric_or_Center-line_Butterfly_Valve\"><\/span><strong>Cara Memilih Katup Kupu-kupu Sentris atau Garis Tengah yang Tepat<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Gunakan daftar periksa terpandu ini untuk membantu Anda mencocokkan katup yang tepat dengan sistem Anda. Ini akan membantu menghindari kesalahan ketidakcocokan dan mencegah pemeliharaan atau penggantian yang mahal.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Apa jenis medianya? <\/strong>Apakah itu<strong> <\/strong>cair, gas, lumpur, atau bubuk?<\/li>\n\n\n\n<li><strong>Berapa tekanan dan suhu operasi? <\/strong>Konfirmasikan peringkat PN yang diperlukan dan kompatibilitas material dudukan.<\/li>\n\n\n\n<li><strong>Apa jenis koneksi pipa? <\/strong>Apakah itu<strong> <\/strong>wafer, lug, atau double-flanged?<\/li>\n\n\n\n<li><strong>Berapa ukuran pipa (DN) dan dimensi face-to-face? <\/strong>Selalu<strong> <\/strong>merujuk pada <strong>dimensi katup kupu-kupu tipe wafer<\/strong> dalam katalog produk.<\/li>\n\n\n\n<li><strong>Apa metode aktuasi? <\/strong>Apakah ini<strong> <\/strong>hand lever, gearbox, electric, pneumatic, or hydraulic actuator?<\/li>\n\n\n\n<li><strong>Check the chemical compatibility: <\/strong>Make sure to select the seat material based on the media\u2019s chemical properties.<\/li>\n<\/ol>\n\n\n\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: 'Poppins', Arial, sans-serif;\n    text-decoration: none !important;\n    color: inherit;\n    transition: transform 0.3s ease, box-shadow 0.3s ease;\n  }\n\n  .hero-card:hover {\n    transform: translateY(-3px);\n    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);\n  }\n\n  .hero-image {\n    width: 220px;\n    height: auto;\n    border-radius: 12px;\n    object-fit: contain; \n    background: #ffffff;\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', Arial, sans-serif;\n    text-transform: capitalize;\n  }\n\n  .hero-description {\n    font-size: 1rem;\n    color: #555;\n    margin-bottom: 18px;\n    line-height: 1.6;\n  }\n\n  .hero-link {\n    display: inline-block;\n    padding: 10px 20px;\n    background-color: #D70C19;\n    color: #fff !important;\n    text-decoration: none !important;\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: #a80913; \n  }\n\n  @media (max-width: 640px) {\n    .hero-card {\n      flex-direction: column;\n      text-align: center;\n    }\n    .hero-content {\n      padding-left: 0;\n      padding-top: 20px;\n    }\n    .hero-image {\n      width: 100%;\n      max-width: 280px;\n    }\n  }\n<\/style>\n\n<a class=\"hero-card\" href=\"https:\/\/www.xintaivalves.com\/id\/products\/ptfe-lined-flanged-centerline-butterfly-valve\/\" target=\"_blank\" rel=\"noopener noreferrer\">\n  <img decoding=\"async\" class=\"hero-image\" src=\"https:\/\/xintaivalves.b-cdn.net\/wp-content\/uploads\/2026\/06\/%E4%B8%AD%E7%BA%BF%E8%A1%AC%E6%B0%9F%E6%B3%95%E5%85%B0%E8%9D%B6%E9%98%80.jpg\" alt=\"PTFE Lined Flanged Centerline Butterfly Valve for Corrosive Media\">\n  <div class=\"hero-content\">\n    <div class=\"hero-title\">Katup Kupu-kupu Pusat Bergaris PTFE Bergelang<\/div>\n    <div class=\"hero-description\">\n      <strong>Core Capability:<\/strong> Engineered specifically for handling highly corrosive media.<br>\n      <strong>Industry Application:<\/strong> Trusted OEM solution for chemical processing, water treatment, pharmaceutical, and industrial facilities.\n    <\/div>\n    <span class=\"hero-link\">View Technical Specs<\/span>\n  <\/div>\n<\/a>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Kesimpulan<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The centric, zero-offset, or center-line butterfly valve suits industrial systems due to its simple design, low operating cost, and broad application range. It handles water, gas, chemical, and powder media across the most common pressure classes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.xintaivalves.com\/id\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/blog\/how-xintai-valve-supports-large-scale-epc-projects-globally\/\" rel=\"noreferrer noopener\">Katup Xintai<\/a> designs butterfly valves in accordance with API 609, BS EN 593, API 598, ASME B16.10, and ISO 5211 standards. These types of butterfly valves include concentric, <a href=\"https:\/\/www.xintaivalves.com\/id\/product\/double-eccentric-butterfly-valves\/\" target=\"_blank\" rel=\"noreferrer noopener\">eksentrik ganda<\/a>, Dan <a href=\"https:\/\/www.xintaivalves.com\/id\/product\/triple-eccentric-butterfly-valves\/\" target=\"_blank\" rel=\"noreferrer noopener\">katup kupu-kupu eksentrik rangkap tiga<\/a><\/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-vivid-red-background-color has-text-color has-background has-link-color has-medium-font-size has-custom-font-size wp-element-button\" href=\"https:\/\/www.xintaivalves.com\/id\/contact\/\" style=\"font-style:normal;font-weight:500\" target=\"_blank\" rel=\"noreferrer noopener\">Dapatkan Penawaran<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>The centric butterfly valve is a quarter-turn valve with a centered stem and disc that provides on\/off flow control in industrial piping systems. It is also known as a concentric, center-line, or zero-offset butterfly valve.\u00a0 Its simple quarter-turn operation is the reason why it is mainly used in water treatment, power generation, and chemical processing [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":15690,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-15689","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-butterfly-valve"],"_links":{"self":[{"href":"https:\/\/www.xintaivalves.com\/id\/wp-json\/wp\/v2\/posts\/15689","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xintaivalves.com\/id\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xintaivalves.com\/id\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/id\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/id\/wp-json\/wp\/v2\/comments?post=15689"}],"version-history":[{"count":2,"href":"https:\/\/www.xintaivalves.com\/id\/wp-json\/wp\/v2\/posts\/15689\/revisions"}],"predecessor-version":[{"id":15695,"href":"https:\/\/www.xintaivalves.com\/id\/wp-json\/wp\/v2\/posts\/15689\/revisions\/15695"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/id\/wp-json\/wp\/v2\/media\/15690"}],"wp:attachment":[{"href":"https:\/\/www.xintaivalves.com\/id\/wp-json\/wp\/v2\/media?parent=15689"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/id\/wp-json\/wp\/v2\/categories?post=15689"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/id\/wp-json\/wp\/v2\/tags?post=15689"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}