{"id":15729,"date":"2026-06-09T08:38:00","date_gmt":"2026-06-09T00:38:00","guid":{"rendered":"https:\/\/www.xintaivalves.com\/?p=15729"},"modified":"2026-06-25T12:32:28","modified_gmt":"2026-06-25T04:32:28","slug":"how-to-choose-butterfly-valve","status":"publish","type":"post","link":"https:\/\/www.xintaivalves.com\/nl\/blog\/butterfly-valve\/how-to-choose-butterfly-valve\/","title":{"rendered":"Vlinderafsluiter Keuzegids: Hoe de Juiste Vlinderafsluiter te Kiezen"},"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\">Inhoudsopgave<\/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=\"Schakel tabel met inhoud in\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Schakelaar<\/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\/nl\/blog\/butterfly-valve\/how-to-choose-butterfly-valve\/#What_are_the_Components_of_a_Butterfly_Valve\" >Wat zijn de componenten van een vlinderklep?<\/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\/nl\/blog\/butterfly-valve\/how-to-choose-butterfly-valve\/#Butterfly_Valve_Types_by_Body_and_Connection_Style\" >Vlinderkleptypen op basis van body- en aansluitstijl<\/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\/nl\/blog\/butterfly-valve\/how-to-choose-butterfly-valve\/#Wafer_Butterfly_Valve\" >Wafer vlinderklep<\/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\/nl\/blog\/butterfly-valve\/how-to-choose-butterfly-valve\/#Flanged_Butterfly_Valve\" >Geflensde vlinderklep<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.xintaivalves.com\/nl\/blog\/butterfly-valve\/how-to-choose-butterfly-valve\/#Butterfly_Valve_Seat_Types_and_Seat_Material_Compatibility_Chart\" >Vlinderklepzittingstypen en compatibiliteitstabel voor zittingmaterialen<\/a><\/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\/nl\/blog\/butterfly-valve\/how-to-choose-butterfly-valve\/#Five_Key_Influences_for_Right_Butterfly_Valve_Selection\" >Vijf belangrijke invloeden voor de juiste selectie van een vlinderklep<\/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\/nl\/blog\/butterfly-valve\/how-to-choose-butterfly-valve\/#How_to_Match_Butterfly_Valve_Specifications_to_Your_Industry\" >Hoe vlinderklepspecificaties af te stemmen op uw branche\u00a0<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.xintaivalves.com\/nl\/blog\/butterfly-valve\/how-to-choose-butterfly-valve\/#Oil_and_Gas\" >Olie en gas<\/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.xintaivalves.com\/nl\/blog\/butterfly-valve\/how-to-choose-butterfly-valve\/#Water_Treatment\" >Water behandeling<\/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.xintaivalves.com\/nl\/blog\/butterfly-valve\/how-to-choose-butterfly-valve\/#Chemical_Processing\" >Chemische verwerking<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.xintaivalves.com\/nl\/blog\/butterfly-valve\/how-to-choose-butterfly-valve\/#Food_and_Beverage\" >Eten en Drinken<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.xintaivalves.com\/nl\/blog\/butterfly-valve\/how-to-choose-butterfly-valve\/#HVAC_and_Building_Services\" >HVAC en gebouwentechniek<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.xintaivalves.com\/nl\/blog\/butterfly-valve\/how-to-choose-butterfly-valve\/#Conclusion\" >Conclusie<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">Vlinderkleppen zijn kwartslagkleppen die veelvuldig worden gebruikt in <a href=\"https:\/\/www.xintaivalves.com\/nl\/blog\/flow-control-valve-comprehensive-guide\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/blog\/flow-control-valve-comprehensive-guide\/\" rel=\"noreferrer noopener\">stroomregeling<\/a> industri\u00eble toepassingen.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Er zijn zes criteria waarmee rekening moet worden gehouden bij het selecteren van een geschikte klep voor uw project. Als inkoopingenieur moet u het vloeistoftype, de druk\/temperatuur, de kleptoepassing, de klepafmetingen, de materiaalcompatibiliteit en de klepbedieningsmethode beoordelen.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dit <a href=\"https:\/\/www.xintaivalves.com\/nl\/collection\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>selectiegids voor vlinderkleppen<\/strong><\/a> biedt inkoopmanagers en ingenieurs een duidelijk raamwerk. Het behandelt kleponderdelen, aansluittypen, zittingmaterialen en bedrijfsomstandigheden.\u00a0\u00a0<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_are_the_Components_of_a_Butterfly_Valve\"><\/span><strong>Wat zijn de componenten van een vlinderklep?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Elk type vlinderklep heeft dezelfde vijf kerncomponenten. Het kennen van de verschillende <a href=\"https:\/\/www.xintaivalves.com\/nl\/butterfly-valve-collection\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>vlinderklep onderdelen<\/strong><\/a> voorkomt specificatiefouten en kostbare reparaties of vervangingen.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bestudeer het onderstaande diagram om u te helpen begrijpen hoe de verschillende componenten werken:<\/p>\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\u724754-1024x512.webp\" alt=\"SAMENVATTING VAN VLINDERKLEP COMPONENTEN\" class=\"wp-image-15731\" style=\"width:604px;height:auto\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724754-1024x512.webp 1024w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724754-300x150.webp 300w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724754-768x384.webp 768w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724754-18x9.webp 18w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724754.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Butterfly_Valve_Types_by_Body_and_Connection_Style\"><\/span><strong>Vlinderkleptypen op basis van body- en aansluitstijl<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">De aansluitstijl bepaalt hoe de klep op uw leiding wordt gemonteerd. Het be\u00efnvloedt ook de onderhoudstoegang en de drukcapaciteit.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Er zijn drie standaard bodytypen, plus twee hoogwaardige excentrische ontwerpen voor veeleisende toepassingen.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Wafer_Butterfly_Valve\"><\/span><strong>Wafer vlinderklep<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" width=\"299\" height=\"484\" src=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724755.webp\" alt=\"\" class=\"wp-image-15732\" style=\"width:148px;height:auto\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724755.webp 299w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724755-185x300.webp 185w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724755-7x12.webp 7w\" sizes=\"(max-width: 299px) 100vw, 299px\" \/><figcaption class=\"wp-element-caption\"><strong>Lug vlinderklep<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">De <a href=\"https:\/\/www.xintaivalves.com\/nl\/products\/centerline-wafer-type-butterfly-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">wafer vlinderklep<\/a> zit tussen twee flensverbindingen. Doorvoerbouten klemmen het op zijn plaats.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Het is het lichtste en meest kosteneffectieve ontwerp. Het beste voor <a href=\"https:\/\/www.xintaivalves.com\/nl\/blog\/valves-for-water-treatment\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/blog\/valves-for-water-treatment\/\" rel=\"noreferrer noopener\">waterbehandeling<\/a>, voedselverwerkende en chemische transferleidingen. Het is echter niet geschikt voor dode-eindtoepassingen. Beide flenzen moeten op hun plaats blijven.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dit ventieltype wordt ook wel een <strong>BF-klep<\/strong>. genoemd. \u201cBF\u201d is een afkorting voor \u201cButterfly\u201d. Verschillende fabrikanten hebben echter verschillende betekenissen, afhankelijk van hun industri\u00eble context.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Een lug butterfly valve heeft schroefdraadinzetstukken in het ventielhuis die bouten van elke flens afzonderlijk accepteren. Dit maakt het mogelijk om de downstream leiding te verwijderen zonder het ventiel te verstoren.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Lug kleppen worden gebruikt waar onderhoudstoegang frequent is of waar dode-eindisolatie nodig is.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Flanged_Butterfly_Valve\"><\/span><strong>Geflensde vlinderklep<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Een flens butterfly valve heeft integrale flenzen die direct aan bijpassende leidingflenzen worden vastgezet. Dit ontwerp kan hogere druk- en temperatuurwaarden aan.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dit ontwerp heeft de voorkeur voor raffinaderijen, petrochemische pijpleidingen en industri\u00eble processen met veel cycli.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Dubbel-excentrische en drievoudig-excentrische ontwerpen<\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" width=\"300\" height=\"489\" src=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724756.webp\" alt=\"\" class=\"wp-image-15733\" style=\"aspect-ratio:0.6135250599145566;width:169px;height:auto\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724756.webp 300w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724756-184x300.webp 184w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724756-7x12.webp 7w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption class=\"wp-element-caption\">Dubbele excentrische vlinderklep<\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Dubbel-excentrische (dubbel-offset) kleppen verminderen stoelslijtage en zijn geschikt voor throttling bij drukken tot Class 300.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Drievoudig-excentrische kleppen gebruiken metaal-op-metaal afdichting. Ze verwerken stoom, rookgas en schurende media bij temperaturen tot 600\u00b0C. Deze kleppen komen overeen met <strong>butterfly valve stoeltypes<\/strong> die harde legeringszittingen vereisen in plaats van elastomere materialen.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Butterfly_Valve_Seat_Types_and_Seat_Material_Compatibility_Chart\"><\/span><strong>Vlinderklepzittingstypen en compatibiliteitstabel voor zittingmaterialen<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">De zitting cre\u00ebert de primaire afdichting tussen de schijf en het ventielhuis. Het verkeerde zittingmateriaal veroorzaakt vroegtijdige uitval, lekkages of chemische besmetting.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vijf stoelmateriaalopties dekken de meeste industri\u00eble toepassingen. Elk heeft een gedefinieerd temperatuurlimiet en een profiel voor chemische compatibiliteit.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dit <strong>compatibiliteitsgrafiek van stoelmateriaal voor vlinderkleppen<\/strong> is een startpunt. Vraag voor geconcentreerde zuren of gemengde media een beoordeling van de materiaalcompatibiliteit aan bij uw klep-leverancier.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Compatibiliteitsgrafiek van stoelmateriaal voor vlinderkleppen<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Seat Material<\/strong><\/td><td><strong>Temperatuurbereik<\/strong><\/td><td><strong>Compatibele media<\/strong><\/td><td><strong>Vermijden<\/strong><\/td><td><strong>Drukklasse<\/strong><\/td><\/tr><tr><td><strong>EPDM<\/strong><\/td><td>-20\u00b0C tot +120\u00b0C<\/td><td>Water, stoom, milde chemicali\u00ebn<\/td><td>Oli\u00ebn, oplosmiddelen<\/td><td>PN10\u2013PN16<\/td><\/tr><tr><td><strong>NBR (nitril)<\/strong><\/td><td>-20\u00b0C tot +80\u00b0C<\/td><td>Olie, gas, brandstoffen<\/td><td>Zuren, ozon<\/td><td>PN10\u2013PN16<\/td><\/tr><tr><td><strong>PTFE<\/strong><\/td><td><strong>-40\u00b0C tot +180\u00b0C<\/strong><\/td><td><strong>Chemicali\u00ebn, zuren, corrosieve media<\/strong><\/td><td>Schuurmiddelen<\/td><td>PN10\u2013PN25<\/td><\/tr><tr><td><strong>Viton (FKM)<\/strong><\/td><td>-20\u00b0C to +200\u00b0C<\/td><td>Solvents, acids, high-temp fluids<\/td><td>Ketones<\/td><td>PN10\u2013PN25<\/td><\/tr><tr><td><strong>Metal (Stainless \/ Alloy)<\/strong><\/td><td>Up to +600\u00b0C<\/td><td>Steam, high-temp gas, abrasive slurries<\/td><td>\u2014<\/td><td>Klasse 150\u2013600<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>PTFE seat temperature range<\/strong>: -40\u00b0C to +180\u00b0C (356\u00b0F). PTFE resists virtually all acids, solvents, and corrosive chemicals. It is the standard choice for chemical processing and high-purity pharmaceutical lines.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">EPDM is the workhorse seat for water and steam service up to 120\u00b0C. NBR handles hydrocarbon media well but degrades quickly in acid or ozone exposure.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Viton (FKM) extends the working ceiling to 200\u00b0C. Use it for hot solvents and aggressive chemical service where PTFE seat limitations apply.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Metal seats (stainless or Stellite-overlay alloy) are specified for triple-eccentric valves in high-temperature steam, power generation, and abrasive slurry lines.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Five_Key_Influences_for_Right_Butterfly_Valve_Selection\"><\/span><strong>Vijf belangrijke invloeden voor de juiste selectie van een vlinderklep<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">If you want your industrial piping system to run efficiently, follow this checklist for all your projects.&nbsp;<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Fluid Characteristics. <\/strong>Identify temperature, pressure, viscosity, and chemical composition. Confirm whether the media contains solids or abrasive particles. These factors set both body material and seat material requirements.<\/li>\n\n\n\n<li><strong>Operating Pressure and Pressure Class. <\/strong>Match the valve pressure rating to the system design pressure. Common ratings: PN10, PN16, PN25, Class 150, and Class 300. Always include a safety margin above peak operating pressure.<\/li>\n\n\n\n<li><strong>Pipeline Size and Flow Rate. <\/strong>Valve bore must match pipe bore. Undersized valves create excessive pressure drop. Oversized valves lose throttling control at low flow.<\/li>\n\n\n\n<li><strong>End Connection Standard. <\/strong>Confirm the flange drilling pattern: ANSI\/ASME B16.5, DIN EN 1092-1, JIS B2220, or BS 4504. Mismatched standards require adapters and create leak points.<\/li>\n\n\n\n<li><strong>Actuation and Control Requirements. <\/strong>High-cycle or remote-controlled lines need pneumatic or electric actuators with ISO 5211 mounting pads and positioners. Low-cycle manual service uses a handwheel or gear operator.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_Match_Butterfly_Valve_Specifications_to_Your_Industry\"><\/span><strong>Hoe vlinderklepspecificaties af te stemmen op uw branche\u00a0<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724757-1024x512.webp\" alt=\"Stem de specificaties van de vlinderklep af op uw branche\" class=\"wp-image-15734\" style=\"width:608px;height:auto\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724757-1024x512.webp 1024w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724757-300x150.webp 300w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724757-768x384.webp 768w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724757-18x9.webp 18w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724757.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">There are very big differences in valve specifications depending on which industry you work in. The same valve type may require different seat, disc, or actuator types.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Below are real-world applications of butterfly valves:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Oil_and_Gas\"><\/span><strong>Olie en gas<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Specify triple-eccentric or <a href=\"https:\/\/www.xintaivalves.com\/nl\/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\">dubbele offset<\/a> valves with metal seats. API 609 compliance is mandatory. Working pressures often reach Class 300 or Class 600.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">You may be aware of the <strong>XXV valve, <\/strong>which is a safety-critical emergency shutdown valve used in oil &amp; gas, chemical plants, and industrial facilities. The \u201cXXV\u201d designation represents a valve tagging system that clearly reflects function and safety criticality.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Water_Treatment\"><\/span><strong>Water behandeling<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Wafer valves with EPDM seats handle municipal water service. Specify NSF\/ANSI 61 certification for potable water contact. Verify leakage class per EN 12266-1.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Chemical_Processing\"><\/span><strong>Chemische verwerking<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">PTFE-lined or PTFE-seated valves are standard. The <strong>PTFE seat temperature range<\/strong> van -40\u00b0C tot +180\u00b0C dekt de meeste chemische proceslijnen. Specificeer een full-bore schijfontwerp om dode ruimtes te elimineren.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Food_and_Beverage\"><\/span><strong>Eten en Drinken<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Zitting- en schijfmaterialen moeten voldoen aan de FDA 21 CFR of EU 1935\/2004 voedselcontactregelgeving. Specificeer gladde oppervlakteafwerkingen (Ra \u2264 0,8 \u03bcm) voor CIP\/SIP reinigbaarheid.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"HVAC_and_Building_Services\"><\/span><strong>HVAC en gebouwentechniek<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Waferkleppen met EPDM-zittingen dekken de meeste koelwater- en warmwatercircuits. Selecteer kleppen met een nominale druk van PN10 of PN16. Laag gewicht en compacte hart-op-hartafmetingen verlagen de installatiekosten.<\/p>\n\n\n\n\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n  <title>Hero-product in de schijnwerpers<\/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: #D70C19;\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: #D70C19;\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.xintaivalves.com\/nl\/product\/butterfly-valve\/\" target=\"_blank\">\n  <img decoding=\"async\" class=\"hero-image\" src=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2022\/02\/%E5%AF%B9%E7%84%8A%E5%BC%8F%E4%B8%89%E5%81%8F%E5%BF%83%E5%A4%9A%E5%B1%82%E6%AC%A1%E7%A1%AC%E5%AF%86%E5%B0%81%E8%9D%B6%E9%98%80.jpg\" alt=\"Vlinderklep\">\n  <div class=\"hero-content\">\n    <div class=\"hero-title\">\ud83d\udee0 Vlinderklep<\/div>\n    <div class=\"hero-description\">Precisie-ontworpen vlinderklep voor effici\u00ebnte debietregeling in diverse industri\u00eble toepassingen. Betrouwbare prestaties voor zowel hoge- als lagedruksystemen.<\/div>\n    <span class=\"hero-link\">Product verkennen<\/span>\n  <\/div>\n<\/a>\n\n<\/body>\n<\/html>\n\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Conclusie<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">De <strong>selectiegids voor vlinderkleppen<\/strong> helpt ingenieurs en inkoopteams de klep af te stemmen op het systeem.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vloeibaar medium, temperatuur, drukclassificatie, aansluittype en actuator type zijn de factoren die de te gebruiken klep voor uw toepassing bepalen. Aan al deze criteria moet worden voldaan bij de aankoop van kleppen.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.xintaivalves.com\/nl\/\" target=\"_blank\" rel=\"noreferrer noopener\">Xintai-klep<\/a> produceert volgens ISO 9001 kwaliteitsmanagementsystemen. Onze producten dragen de CE-markering en worden geproduceerd volgens API, ANSI, DIN, JIS en BS normen. Dit betekent dat Xintai kleppen passen in internationale leidingsystemen zonder conversiehardware of aangepaste adapters.<\/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\/nl\/contact\/\" style=\"font-style:normal;font-weight:500\" target=\"_blank\" rel=\"noreferrer noopener\">Offerte aanvragen<\/a><\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Butterfly valves are quarter-turn valves widely utilized in flow control industrial applications.\u00a0 There are six criteria to be taken into account while selecting an appropriate valve for your project. Being a procurement engineer, you need to assess fluid type, pressure\/temperature, valve application, valve dimensions, compatibility with materials, and valve operation method. This butterfly valve selection [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":15730,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-15729","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-butterfly-valve"],"_links":{"self":[{"href":"https:\/\/www.xintaivalves.com\/nl\/wp-json\/wp\/v2\/posts\/15729","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xintaivalves.com\/nl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xintaivalves.com\/nl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/nl\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/nl\/wp-json\/wp\/v2\/comments?post=15729"}],"version-history":[{"count":1,"href":"https:\/\/www.xintaivalves.com\/nl\/wp-json\/wp\/v2\/posts\/15729\/revisions"}],"predecessor-version":[{"id":15736,"href":"https:\/\/www.xintaivalves.com\/nl\/wp-json\/wp\/v2\/posts\/15729\/revisions\/15736"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/nl\/wp-json\/wp\/v2\/media\/15730"}],"wp:attachment":[{"href":"https:\/\/www.xintaivalves.com\/nl\/wp-json\/wp\/v2\/media?parent=15729"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/nl\/wp-json\/wp\/v2\/categories?post=15729"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/nl\/wp-json\/wp\/v2\/tags?post=15729"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}