{"product_id":"festo-grla-18-qs-4-d-control-valve","title":"FESTO GRLA-18-QS-4-D One-Way Flow Control Valve G1\/8 QS-4","description":"\u003cstyle\u003e.nxs-industrial-product-page{--industrial-navy:#082f49;--industrial-blue:#0b4f7c;--industrial-blue-2:#0f6ea8;--industrial-blue-3:#1784c1;--industrial-cyan:#38bdf8;--steel-blue:#dcebf5;--steel-blue-2:#edf6fb;--steel-line:#c9dce9;--surface:#ffffff;--surface-soft:#f7fbfe;--text-main:#173042;--text-muted:#5e7382;--shadow-soft:0 10px 30px rgba(8,47,73,0.08);--shadow-hover:0 16px 36px rgba(8,79,124,0.15);--radius-lg:14px;--radius-md:10px;}.nxs-industrial-product-page,.nxs-industrial-product-page *{margin:0;padding:0;box-sizing:border-box;font-family:Arial,Helvetica,sans-serif;}.nxs-industrial-product-page{background-color:#f3f8fb;background-image:linear-gradient(180deg,#eef6fb 0,#f7fafc 320px,#eef3f7 100%),linear-gradient(rgba(15,110,168,0.025) 1px,transparent 1px),linear-gradient(90deg,rgba(15,110,168,0.025) 1px,transparent 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*,.nxs-industrial-product-page *::before,.nxs-industrial-product-page *::after{transition:none !important;}}\u003c\/style\u003e\u003cdiv class=\"nxs-industrial-product-page\"\u003e\u003cdiv class=\"container\"\u003e\u003cmain\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable class=\"spec-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eFESTO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eGRLA-18-QS-4-D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Category\u003c\/td\u003e\n\u003ctd\u003eOne-Way Flow Control Valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eGRLA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Function\u003c\/td\u003e\n\u003ctd\u003eExhaust air one-way flow control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdjustment Element\u003c\/td\u003e\n\u003ctd\u003eRotary knob\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePneumatic Connection 1\u003c\/td\u003e\n\u003ctd\u003eG1\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePneumatic Connection 2\u003c\/td\u003e\n\u003ctd\u003eQS-4 push-in connector for 4 mm tubing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Medium\u003c\/td\u003e\n\u003ctd\u003eCompressed air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Position\u003c\/td\u003e\n\u003ctd\u003eAny\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign\u003c\/td\u003e\n\u003ctd\u003eElbow design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cdiv class=\"features\"\u003e\n\u003carticle class=\"card\"\u003e\u003ch3\u003eOne-Way Flow Control\u003c\/h3\u003e\n\u003cp\u003eThe GRLA-18-QS-4-D combines adjustable flow restriction with a non-return function for pneumatic exhaust-air flow control.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003eG1\/8 Threaded Connection\u003c\/h3\u003e\n\u003cp\u003eThe threaded pneumatic connection is G1\/8 for integration with suitable pneumatic components and ports.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003eQS-4 Push-In Connection\u003c\/h3\u003e\n\u003cp\u003eThe push-in connection is designed for 4 mm pneumatic tubing, supporting compact tube installation.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003eExhaust-Air Throttling\u003c\/h3\u003e\n\u003cp\u003eThe valve configuration is intended for exhaust-air flow control, commonly used to adjust pneumatic actuator movement.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003eManual Flow Adjustment\u003c\/h3\u003e\n\u003cp\u003eA rotary adjustment element allows the pneumatic flow restriction to be set according to the application requirements.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003eElbow Configuration\u003c\/h3\u003e\n\u003cp\u003eThe angled connection arrangement supports installation directly at suitable pneumatic ports where installation space is limited.\u003c\/p\u003e\u003c\/article\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePneumatic cylinder speed adjustment\u003c\/li\u003e\n\u003cli\u003eExhaust-air flow regulation\u003c\/li\u003e\n\u003cli\u003eIndustrial automation equipment\u003c\/li\u003e\n\u003cli\u003eAssembly machinery pneumatic circuits\u003c\/li\u003e\n\u003cli\u003ePackaging equipment\u003c\/li\u003e\n\u003cli\u003eMaterial handling systems\u003c\/li\u003e\n\u003cli\u003ePneumatic actuator control\u003c\/li\u003e\n\u003cli\u003eMachine-building pneumatic systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003ePurchase Information\u003c\/h2\u003e\n\u003cp\u003eWe support online purchase of the FESTO GRLA-18-QS-4-D One-Way Flow Control Valve. If you need to make bulk purchases and inquire about other products, please contact our team to inform us of your purchase requirements. We will provide you with information such as quantity quotations, delivery dates, and transportation methods.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is FESTO GRLA-18-QS-4-D?\u003c\/strong\u003e\u003cbr\u003eIt is a one-way flow control valve for pneumatic applications, combining adjustable throttling with a non-return function.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat is the valve used for?\u003c\/strong\u003e\u003cbr\u003eThe GRLA configuration is intended for exhaust-air flow control and can be used to regulate the movement of suitable pneumatic actuators.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat threaded connection does it use?\u003c\/strong\u003e\u003cbr\u003eThe documented threaded pneumatic connection is G1\/8.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat tubing size does the QS connection accept?\u003c\/strong\u003e\u003cbr\u003eThe QS-4 push-in connection is designed for pneumatic tubing with a 4 mm outside diameter.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eIs GRLA-18-QS-4-D a standard throttle valve?\u003c\/strong\u003e\u003cbr\u003eIt is a one-way flow control valve that combines a throttle function with a non-return function.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eHow is the flow adjusted?\u003c\/strong\u003e\u003cbr\u003eThe flow restriction is adjusted manually using the valve's rotary adjustment element.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat operating medium is used?\u003c\/strong\u003e\u003cbr\u003eThe valve is intended for suitable compressed-air pneumatic applications.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eCan it be installed directly on a pneumatic cylinder?\u003c\/strong\u003e\u003cbr\u003eIt can be considered where the G1\/8 threaded port, QS-4 tubing connection and other technical requirements match the pneumatic component and installation.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eCan GRLA-18-QS-4-D replace another flow control valve?\u003c\/strong\u003e\u003cbr\u003eIt can be considered after the complete model number and technical requirements have been checked. Thread size, tube diameter, flow-control direction and installation requirements should be verified against existing system requirements.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat should be checked before ordering?\u003c\/strong\u003e\u003cbr\u003eThe complete model number, G1\/8 threaded connection, QS-4 tube connection, valve function and installation requirements should be checked before ordering.\u003c\/p\u003e\u003c\/section\u003e\u003c\/main\u003e\u003c\/div\u003e\u003c\/div\u003e","brand":"Festo","offers":[{"title":"Default Title","offer_id":46648497242191,"sku":"CL5-FESTO-GRLA-18-QS-4-D","price":10.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/7569\/2623\/files\/GRLA-18-QS-4-D_1.jpg?v=1788592794","url":"https:\/\/yunshuotrade.com\/products\/festo-grla-18-qs-4-d-control-valve","provider":"yunshuotrade","version":"1.0","type":"link"}