{"product_id":"hal-lok-diaphragm-valves-pneumatic-male-vcr-diaphragm-valves","title":"Pneumatic Male VCR Diaphragm Valves","description":"\u003cp\u003ePneumatic Male VCR Diaphragm Valves. Select the documented size and construction for quotation.\u003c\/p\u003e\u003ch3\u003eModels, sizes and drawing dimensions\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eCatalogue basic reference\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eQDGF-4C\u003c\/td\u003e\n\u003ctd\u003eConnection size: 1\/4 in.; Operation: Normally closed; Maximum working pressure: 250 psi (17.2 bar); Cv: 0.27; Seat options: PCTFE: -40 to 80°C; PFA or Vespel: -26 to 177°C; Internal\/external helium leak rate: ≤1×10⁻⁹ std cm³\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQDGF-4O\u003c\/td\u003e\n\u003ctd\u003eConnection size: 1\/4 in.; Operation: Normally open; Maximum working pressure: 250 psi (17.2 bar); Cv: 0.27; Seat options: PCTFE: -40 to 80°C; PFA or Vespel: -26 to 177°C; Internal\/external helium leak rate: ≤1×10⁻⁹ std cm³\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQDGF-8C\u003c\/td\u003e\n\u003ctd\u003eConnection size: 1\/2 in.; Operation: Normally closed; Maximum working pressure: 250 psi (17.2 bar); Cv: 0.7; Seat options: PCTFE: -40 to 80°C; PFA or Vespel: -26 to 177°C; Internal\/external helium leak rate: ≤1×10⁻⁹ std cm³\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQDGF-8O\u003c\/td\u003e\n\u003ctd\u003eConnection size: 1\/2 in.; Operation: Normally open; Maximum working pressure: 250 psi (17.2 bar); Cv: 0.7; Seat options: PCTFE: -40 to 80°C; PFA or Vespel: -26 to 177°C; Internal\/external helium leak rate: ≤1×10⁻⁹ std cm³\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eAvailable options\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eOption\u003c\/th\u003e\n\u003cth\u003eValues\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e316L Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeat material\u003c\/td\u003e\n\u003ctd\u003ePCTFE | PFA | Vespel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eDiaphragm Valve Seat Options\u003c\/h3\u003e\u003cp\u003eSeat: PCTFE (-40 to 80°C) | PFA (-26 to 177°C) | Vespel (-26 to 177°C). Maximum working pressure: 250 psi (17.2 bar). Confirm the selected construction and rating.\u003c\/p\u003e\u003ch3\u003eOrdering notes\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eInternal LABCON suffix identifies seat choice; catalogue basic model retained.\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eCatalogue drawing dimensions are nominal. Pressure and temperature ratings depend on the selected material, seals and configuration. Confirm the complete manufacturer ordering code with the quotation.\u003c\/p\u003e\u003cp\u003eSource references and links are provided in the product documentation fields.\u003c\/p\u003e","brand":"HAL-LOK","offers":[{"title":"QDGF-4C | Connection size: 1\/4 in.; Operation: Normally closed \/ PCTFE","offer_id":71534375305469,"sku":"QDGF-4C-LC-PCTFE","price":1.0,"currency_code":"SAR","in_stock":true},{"title":"QDGF-4C | Connection size: 1\/4 in.; Operation: Normally closed \/ PFA","offer_id":71534375338237,"sku":"QDGF-4C-LC-PFA","price":1.0,"currency_code":"SAR","in_stock":true},{"title":"QDGF-4C | Connection size: 1\/4 in.; Operation: Normally closed \/ Vespel","offer_id":71534375371005,"sku":"QDGF-4C-LC-VESPEL","price":1.0,"currency_code":"SAR","in_stock":true},{"title":"QDGF-4O | Connection size: 1\/4 in.; Operation: Normally open \/ PCTFE","offer_id":71534375403773,"sku":"QDGF-4O-LC-PCTFE","price":1.0,"currency_code":"SAR","in_stock":true},{"title":"QDGF-4O | Connection size: 1\/4 in.; Operation: Normally open \/ PFA","offer_id":71534375436541,"sku":"QDGF-4O-LC-PFA","price":1.0,"currency_code":"SAR","in_stock":true},{"title":"QDGF-4O | Connection size: 1\/4 in.; Operation: Normally open \/ Vespel","offer_id":71534375469309,"sku":"QDGF-4O-LC-VESPEL","price":1.0,"currency_code":"SAR","in_stock":true},{"title":"QDGF-8C | Connection size: 1\/2 in.; Operation: Normally closed \/ PCTFE","offer_id":71534375502077,"sku":"QDGF-8C-LC-PCTFE","price":1.0,"currency_code":"SAR","in_stock":true},{"title":"QDGF-8C | Connection size: 1\/2 in.; Operation: Normally closed \/ PFA","offer_id":71534375534845,"sku":"QDGF-8C-LC-PFA","price":1.0,"currency_code":"SAR","in_stock":true},{"title":"QDGF-8C | Connection size: 1\/2 in.; Operation: Normally closed \/ Vespel","offer_id":71534375567613,"sku":"QDGF-8C-LC-VESPEL","price":1.0,"currency_code":"SAR","in_stock":true},{"title":"QDGF-8O | Connection size: 1\/2 in.; Operation: Normally open \/ PCTFE","offer_id":71534375600381,"sku":"QDGF-8O-LC-PCTFE","price":1.0,"currency_code":"SAR","in_stock":true},{"title":"QDGF-8O | Connection size: 1\/2 in.; Operation: Normally open \/ PFA","offer_id":71534375633149,"sku":"QDGF-8O-LC-PFA","price":1.0,"currency_code":"SAR","in_stock":true},{"title":"QDGF-8O | Connection size: 1\/2 in.; Operation: Normally open \/ Vespel","offer_id":71534375665917,"sku":"QDGF-8O-LC-VESPEL","price":1.0,"currency_code":"SAR","in_stock":true}],"url":"https:\/\/labcon.sa\/products\/hal-lok-diaphragm-valves-pneumatic-male-vcr-diaphragm-valves","provider":"LABCON","version":"1.0","type":"link"}