{"product_id":"hongsen-km-refrigeration-diaphragm-hand-valves","title":"HONGSEN KM Series Diaphragm Hand Valves","description":"\u003ch1\u003eProduct Description\u003c\/h1\u003e\n\u003cp\u003eThe HONGSEN KM Series comprises manually operated diaphragm stop valves designed for one-way flow control in refrigeration and air-conditioning systems.\u003c\/p\u003e\n\u003cp\u003eThese hand valves can be installed in liquid, suction and hot-gas lines used in refrigeration equipment, cold-storage systems and air-conditioning units.\u003c\/p\u003e\n\u003cp\u003eThe series is available with SAE flare connections from 1\/4 inch to 3\/4 inch and ODF solder connections from 1\/4 inch to 7\/8 inch. Each valve is provided with a mounting hole for installation on an equipment or instrument panel.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eManually operated diaphragm stop valve\u003c\/li\u003e\n\u003cli\u003eDesigned for one-way flow control\u003c\/li\u003e\n\u003cli\u003eSuitable for liquid, suction and hot-gas lines\u003c\/li\u003e\n\u003cli\u003eSAE flare and ODF solder connections available\u003c\/li\u003e\n\u003cli\u003eConnection sizes from 1\/4 inch to 7\/8 inch\u003c\/li\u003e\n\u003cli\u003eODF models supplied with copper tube connections\u003c\/li\u003e\n\u003cli\u003eIntegrated mounting hole for panel installation\u003c\/li\u003e\n\u003cli\u003eSuitable for refrigeration, cold-storage and air-conditioning systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eAvailable Variants\u003c\/h1\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eVariant\u003c\/th\u003e\n\u003cth\u003eOfficial Model\u003c\/th\u003e\n\u003cth\u003eConnection\u003c\/th\u003e\n\u003cth\u003eConnection Type\u003c\/th\u003e\n\u003cth\u003eKv\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eKM-1\/4 SAE\u003c\/td\u003e\n\u003ctd\u003eKM-1\/4\u003c\/td\u003e\n\u003ctd\u003e1\/4 in\u003c\/td\u003e\n\u003ctd\u003eSAE Flare\u003c\/td\u003e\n\u003ctd\u003e0.28 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKM-3\/8 SAE\u003c\/td\u003e\n\u003ctd\u003eKM-3\/8\u003c\/td\u003e\n\u003ctd\u003e3\/8 in\u003c\/td\u003e\n\u003ctd\u003eSAE Flare\u003c\/td\u003e\n\u003ctd\u003e0.30 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKM-1\/2 SAE\u003c\/td\u003e\n\u003ctd\u003eKM-1\/2\u003c\/td\u003e\n\u003ctd\u003e1\/2 in\u003c\/td\u003e\n\u003ctd\u003eSAE Flare\u003c\/td\u003e\n\u003ctd\u003e1.30 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKM-5\/8 SAE\u003c\/td\u003e\n\u003ctd\u003eKM-5\/8\u003c\/td\u003e\n\u003ctd\u003e5\/8 in\u003c\/td\u003e\n\u003ctd\u003eSAE Flare\u003c\/td\u003e\n\u003ctd\u003e1.80 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKM-3\/4 SAE\u003c\/td\u003e\n\u003ctd\u003eKM-3\/4\u003c\/td\u003e\n\u003ctd\u003e3\/4 in\u003c\/td\u003e\n\u003ctd\u003eSAE Flare\u003c\/td\u003e\n\u003ctd\u003e3.65 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKM-1\/4 ODF\u003c\/td\u003e\n\u003ctd\u003eKM-1\/4\u003c\/td\u003e\n\u003ctd\u003e1\/4 in\u003c\/td\u003e\n\u003ctd\u003eODF Solder\u003c\/td\u003e\n\u003ctd\u003e0.28 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKM-3\/8 ODF\u003c\/td\u003e\n\u003ctd\u003eKM-3\/8\u003c\/td\u003e\n\u003ctd\u003e3\/8 in\u003c\/td\u003e\n\u003ctd\u003eODF Solder\u003c\/td\u003e\n\u003ctd\u003e0.30 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKM-1\/2 ODF\u003c\/td\u003e\n\u003ctd\u003eKM-1\/2\u003c\/td\u003e\n\u003ctd\u003e1\/2 in\u003c\/td\u003e\n\u003ctd\u003eODF Solder\u003c\/td\u003e\n\u003ctd\u003e1.30 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKM-5\/8 ODF\u003c\/td\u003e\n\u003ctd\u003eKM-5\/8\u003c\/td\u003e\n\u003ctd\u003e5\/8 in\u003c\/td\u003e\n\u003ctd\u003eODF Solder\u003c\/td\u003e\n\u003ctd\u003e1.80 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKM-3\/4 ODF\u003c\/td\u003e\n\u003ctd\u003eKM-3\/4\u003c\/td\u003e\n\u003ctd\u003e3\/4 in\u003c\/td\u003e\n\u003ctd\u003eODF Solder\u003c\/td\u003e\n\u003ctd\u003e3.65 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKM-7\/8 ODF\u003c\/td\u003e\n\u003ctd\u003eKM-7\/8\u003c\/td\u003e\n\u003ctd\u003e7\/8 in\u003c\/td\u003e\n\u003ctd\u003eODF Solder\u003c\/td\u003e\n\u003ctd\u003e3.65 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch1\u003eConnection Information\u003c\/h1\u003e\n\u003ch2\u003eSAE Flare Models\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eConnection\u003c\/th\u003e\n\u003cth\u003eThread\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\/4 in SAE\u003c\/td\u003e\n\u003ctd\u003e7\/16-20 UNF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\/8 in SAE\u003c\/td\u003e\n\u003ctd\u003e5\/8-18 UNF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\/2 in SAE\u003c\/td\u003e\n\u003ctd\u003e3\/4-16 UNF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5\/8 in SAE\u003c\/td\u003e\n\u003ctd\u003e7\/8-14 UNF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\/4 in SAE\u003c\/td\u003e\n\u003ctd\u003e1-1\/16-14 UNS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eODF Solder Models\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eNominal Connection\u003c\/th\u003e\n\u003cth\u003eTube Outside Diameter\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\/4 in ODF\u003c\/td\u003e\n\u003ctd\u003e6.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e9.7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\/2 in ODF\u003c\/td\u003e\n\u003ctd\u003e12.8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e16.1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\/4 in ODF\u003c\/td\u003e\n\u003ctd\u003e19.1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e22.3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch1\u003eMain Components\u003c\/h1\u003e\n\u003cp\u003eThe official product structure identifies the following components:\u003c\/p\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003eScrew\u003c\/li\u003e\n\u003cli\u003eHand wheel\u003c\/li\u003e\n\u003cli\u003eValve stem\u003c\/li\u003e\n\u003cli\u003eValve bonnet\u003c\/li\u003e\n\u003cli\u003eCopper sheet\u003c\/li\u003e\n\u003cli\u003eValve element\u003c\/li\u003e\n\u003cli\u003eDiaphragm\u003c\/li\u003e\n\u003cli\u003eSpring\u003c\/li\u003e\n\u003cli\u003eValve body\u003c\/li\u003e\n\u003cli\u003eDust cap\u003c\/li\u003e\n\u003cli\u003eConnection nut\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch1\u003eApplications\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eCold-room refrigeration systems\u003c\/li\u003e\n\u003cli\u003eRefrigeration liquid lines\u003c\/li\u003e\n\u003cli\u003eCompressor suction lines\u003c\/li\u003e\n\u003cli\u003eHot-gas piping\u003c\/li\u003e\n\u003cli\u003eCommercial refrigeration equipment\u003c\/li\u003e\n\u003cli\u003eRefrigerated storage systems\u003c\/li\u003e\n\u003cli\u003eAir-conditioning equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eHow to Select\u003c\/h1\u003e\n\u003cp\u003ePlease confirm the following information before ordering:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRequired connection size\u003c\/li\u003e\n\u003cli\u003eSAE flare or ODF solder connection\u003c\/li\u003e\n\u003cli\u003eRefrigerant line application\u003c\/li\u003e\n\u003cli\u003eRequired flow coefficient\u003c\/li\u003e\n\u003cli\u003eInstallation space\u003c\/li\u003e\n\u003cli\u003ePanel-mounting requirements\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HONGSEN","offers":[{"title":"KM-1\/4 – 1\/4 SAE","offer_id":44048538894395,"sku":null,"price":7.0,"currency_code":"USD","in_stock":true},{"title":"KM-3\/8 – 3\/8 SAE","offer_id":44048538927163,"sku":null,"price":8.0,"currency_code":"USD","in_stock":true},{"title":"KM-1\/2 – 1\/2 SAE","offer_id":44048538959931,"sku":null,"price":9.0,"currency_code":"USD","in_stock":true},{"title":"KM-5\/8 – 5\/8 SAE","offer_id":44048538992699,"sku":null,"price":11.0,"currency_code":"USD","in_stock":true},{"title":"KM-3\/4 – 3\/4 SAE","offer_id":44048539025467,"sku":null,"price":16.0,"currency_code":"USD","in_stock":true},{"title":"KM-1\/4 – 1\/4 ODF","offer_id":44048539058235,"sku":null,"price":7.0,"currency_code":"USD","in_stock":true},{"title":"KM-3\/8 – 3\/8 ODF","offer_id":44048539091003,"sku":null,"price":8.0,"currency_code":"USD","in_stock":true},{"title":"KM-1\/2 – 1\/2 ODF","offer_id":44048539123771,"sku":null,"price":9.0,"currency_code":"USD","in_stock":true},{"title":"KM-5\/8 – 5\/8 ODF","offer_id":44048539156539,"sku":null,"price":11.0,"currency_code":"USD","in_stock":true},{"title":"KM-3\/4 – 3\/4 ODF","offer_id":44048539189307,"sku":null,"price":16.0,"currency_code":"USD","in_stock":true},{"title":"KM-7\/8 – 7\/8 ODF","offer_id":44048539222075,"sku":null,"price":19.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/8920\/8123\/files\/Windows11.png?v=1787799475","url":"https:\/\/xiaxuecoldroom.com\/products\/hongsen-km-refrigeration-diaphragm-hand-valves","provider":"XIAXUE Refrigeration","version":"1.0","type":"link"}