{"product_id":"spring-check-valve-dnova-402a-psi232-body-material-cast-iron-ggg50-flanged","title":"Válvula de retención de resorte DNOVA 402A 16 bar, material del cuerpo: fundición GGG50, bridada","description":"\u003cp\u003e\u003cspan\u003eLas válvulas de retención de resorte están diseñadas para evitar cambios en la dirección del flujo del fluido en la tubería. Su principio de funcionamiento es el siguiente: el bloqueo del flujo inverso del fluido se realiza presionando la junta blanda del obturador de la válvula contra su asiento, bajo la acción de un resorte y la presión del flujo inverso. La válvula se abre por la diferencia de presión en el flujo del fluido en la dirección deseada, mientras el obturador se mueve, comprimiendo el resorte.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e B\u003c\/p\u003e\n\n\u003cp\u003e B\u003c\/p\u003e\n\n\u003ch4\u003e \u003cspan\u003eParámetros de peso y dimensiones de la válvula de retención DNOVA 402A 16 bar, material del cuerpo: fundición GGG50, bridada\u003c\/span\u003e \u003c\/h4\u003e\n\n\u003ctable border=\"1px\" cellpadding=\"0\" cellspacing=\"0\" class=\"table_materials_karto4ka\" style=\"width: 144.299%; height: 197px;\"\u003e\n\n\u003ctbody\u003e\n\n\u003ctr style=\"height: 19.6px;\"\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e \u003cstrong\u003eDN\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e \u003cstrong\u003eYo\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e \u003cstrong\u003eD\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e \u003cstrong\u003eD1\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 13.325%; height: 19.6px;\"\u003e \u003cstrong\u003eD2\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 20.0764%; height: 19.6px;\"\u003e \u003cstrong\u003eb - f\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 17.2337%; height: 19.6px;\"\u003e \u003cstrong\u003eZ - Г˜d\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 15.99%; height: 19.6px;\"\u003e \u003cstrong\u003ePeso, kg\u003c\/strong\u003e \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19.6px;\"\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 50\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 150\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 165\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 125\u003c\/td\u003e\n\n\u003ctd style=\"width: 13.325%; height: 19.6px;\"\u003e 100\u003c\/td\u003e\n\n\u003ctd style=\"width: 20.0764%; height: 19.6px;\"\u003e 19 - 3\u003c\/td\u003e\n\n\u003ctd style=\"width: 17.2337%; height: 19.6px;\"\u003e 4 – 19\u003c\/td\u003e\n\n\u003ctd style=\"width: 15.99%; height: 19.6px;\"\u003e 6.4 \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19.6px;\"\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 65\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 170\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 185\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 145\u003c\/td\u003e\n\n\u003ctd style=\"width: 13.325%; height: 19.6px;\"\u003e 120\u003c\/td\u003e\n\n\u003ctd style=\"width: 20.0764%; height: 19.6px;\"\u003e 19 - 3\u003c\/td\u003e\n\n\u003ctd style=\"width: 17.2337%; height: 19.6px;\"\u003e 4 – 19\u003c\/td\u003e\n\n\u003ctd style=\"width: 15.99%; height: 19.6px;\"\u003e 8.8 \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19.6px;\"\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 80\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 180\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 200\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 160\u003c\/td\u003e\n\n\u003ctd style=\"width: 13.325%; height: 19.6px;\"\u003e 135\u003c\/td\u003e\n\n\u003ctd style=\"width: 20.0764%; height: 19.6px;\"\u003e 19 - 3\u003c\/td\u003e\n\n\u003ctd style=\"width: 17.2337%; height: 19.6px;\"\u003e 8 – 19\u003c\/td\u003e\n\n\u003ctd style=\"width: 15.99%; height: 19.6px;\"\u003e 11.9 \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19.6px;\"\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 100\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 190\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 220\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 180\u003c\/td\u003e\n\n\u003ctd style=\"width: 13.325%; height: 19.6px;\"\u003e 155\u003c\/td\u003e\n\n\u003ctd style=\"width: 20.0764%; height: 19.6px;\"\u003e 21 - 3\u003c\/td\u003e\n\n\u003ctd style=\"width: 17.2337%; height: 19.6px;\"\u003e 8 – 19\u003c\/td\u003e\n\n\u003ctd style=\"width: 15.99%; height: 19.6px;\"\u003e 15.4 \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19.6px;\"\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 125\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 200\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 250\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 210\u003c\/td\u003e\n\n\u003ctd style=\"width: 13.325%; height: 19.6px;\"\u003e 185\u003c\/td\u003e\n\n\u003ctd style=\"width: 20.0764%; height: 19.6px;\"\u003e 22 - 3\u003c\/td\u003e\n\n\u003ctd style=\"width: 17.2337%; height: 19.6px;\"\u003e 8 – 19\u003c\/td\u003e\n\n\u003ctd style=\"width: 15.99%; height: 19.6px;\"\u003e 22.2 \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19.6px;\"\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 150\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 210\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 285\u003c\/td\u003e\n\n\u003ctd style=\"width: 8.35036%; height: 19.6px;\"\u003e 240\u003c\/td\u003e\n\n\u003ctd style=\"width: 13.325%; height: 19.6px;\"\u003e 210\u003c\/td\u003e\n\n\u003ctd style=\"width: 20.0764%; height: 19.6px;\"\u003e 22 - 3\u003c\/td\u003e\n\n \u003ctd style=\"width: 17.2337%; height: 19.6px;\"\u003e8 – Г˜23\u003c\/td\u003e\n\n\u003ctd style=\"width: 15.99%; height: 19.6px;\"\u003e 31.6 \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0878\/3603\/3359\/files\/402a-gabarity_result.jpg?v=1737553269\"\u003e\u003c\/div\u003e\n\n\u003cp\u003e Esquema de dimensiones generales y de instalación de válvulas de retención DNOVA 402A 16 bar, material del cuerpo: fundición GGG50, bridada\u003c\/p\u003e\n\n\u003cp\u003e B\u003c\/p\u003e\n\n\u003cp\u003e B\u003c\/p\u003e\n\n\u003ch4\u003e Materiales de las piezas de la válvula de retención DNOVA 402A 16 bar, material del cuerpo: fundición GGG50, bridada \u003c\/h4\u003e\n\n\u003ctable border=\"1px\" cellpadding=\"0\" cellspacing=\"0\" class=\"table_materials_karto4ka\" style=\"width: 99.9262%; height: 156.8px;\"\u003e\n\n\u003ctbody\u003e\n\n\u003ctr style=\"height: 19.6px;\"\u003e\n\n\u003ctd style=\"width: 7.15867%; height: 19.6px;\"\u003e \u003cstrong\u003e-\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 58.0013%; height: 19.6px;\"\u003e \u003cstrong\u003eNombre\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 33.3395%; height: 19.6px;\"\u003e \u003cstrong\u003eMaterial\u003c\/strong\u003e \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19.6px;\"\u003e\n\n\u003ctd style=\"width: 7.15867%; height: 19.6px;\"\u003e 1\u003c\/td\u003e\n\n\u003ctd style=\"width: 58.0013%; height: 19.6px;\"\u003e Caso\u003c\/td\u003e\n\n\u003ctd style=\"width: 33.3395%; height: 19.6px;\"\u003e hierro fundidoВ GGG40 \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19.6px;\"\u003e\n\n\u003ctd style=\"width: 7.15867%; height: 19.6px;\"\u003e 2\u003c\/td\u003e\n\n\u003ctd style=\"width: 58.0013%; height: 19.6px;\"\u003e Disco\u003c\/td\u003e\n\n\u003ctd style=\"width: 33.3395%; height: 19.6px;\"\u003e hierro fundidoВ GGG40 \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19.6px;\"\u003e\n\n\u003ctd style=\"width: 7.15867%; height: 19.6px;\"\u003e 3\u003c\/td\u003e\n\n\u003ctd style=\"width: 58.0013%; height: 19.6px;\"\u003e Caza de focas\u003c\/td\u003e\n\n\u003ctd style=\"width: 33.3395%; height: 19.6px;\"\u003e NBR \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19.6px;\"\u003e\n\n\u003ctd style=\"width: 7.15867%; height: 19.6px;\"\u003e 4\u003c\/td\u003e\n\n\u003ctd style=\"width: 58.0013%; height: 19.6px;\"\u003e Provenir\u003c\/td\u003e\n\n\u003ctd style=\"width: 33.3395%; height: 19.6px;\"\u003e hierro fundidoВ GGG40 \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19.6px;\"\u003e\n\n\u003ctd style=\"width: 7.15867%; height: 19.6px;\"\u003e 5\u003c\/td\u003e\n\n\u003ctd style=\"width: 58.0013%; height: 19.6px;\"\u003e Empaquetadora\u003c\/td\u003e\n\n\u003ctd style=\"width: 33.3395%; height: 19.6px;\"\u003e NBR \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19.6px;\"\u003e\n\n\u003ctd style=\"width: 7.15867%; height: 19.6px;\"\u003e 6\u003c\/td\u003e\n\n\u003ctd style=\"width: 58.0013%; height: 19.6px;\"\u003e Primavera\u003c\/td\u003e\n\n\u003ctd style=\"width: 33.3395%; height: 19.6px;\"\u003e acero SS304 \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19.6px;\"\u003e\n\n\u003ctd style=\"width: 7.15867%; height: 19.6px;\"\u003e 7\u003c\/td\u003e\n\n\u003ctd style=\"width: 58.0013%; height: 19.6px;\"\u003e Casquillo guía\u003c\/td\u003e\n\n\u003ctd style=\"width: 33.3395%; height: 19.6px;\"\u003e PTFE \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0878\/3603\/3359\/files\/402a-materialy_result.jpg?v=1737553466\"\u003e\u003c\/p\u003e\n\n\u003cp\u003e Detalle de válvulas de retención DNOVA 402A 16 bar material del cuerpo - fundición GGG50, bridada\u003c\/p\u003e","brand":"DNOVA","offers":[{"title":"DN50 \/ 16 barras","offer_id":54562301706588,"sku":"D100-03694","price":22.85,"currency_code":"USD","in_stock":true},{"title":"DN65 \/ 16 barras","offer_id":54562301739356,"sku":"D100-03695","price":30.27,"currency_code":"USD","in_stock":true},{"title":"DN80 \/ 16 barras","offer_id":54562301772124,"sku":"D100-03696","price":34.29,"currency_code":"USD","in_stock":true},{"title":"DN100 \/ 16 barras","offer_id":54562301804892,"sku":"D100-03697","price":42.52,"currency_code":"USD","in_stock":true},{"title":"DN125 \/ 16 barras","offer_id":54562301837660,"sku":"D100-03698","price":56.65,"currency_code":"USD","in_stock":true},{"title":"DN150 \/ 16 barras","offer_id":54562301870428,"sku":"D100-03699","price":73.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0911\/6962\/0316\/files\/klapan_obratnyi_flantcevyi_pruzhinnyi_dn_ru_402a_dn50_1_7991b41b-1505-4c4c-84a7-103526d1a1f5.jpg?v=1747727122","url":"https:\/\/dnova.pro\/es\/products\/spring-check-valve-dnova-402a-psi232-body-material-cast-iron-ggg50-flanged","provider":"DNOVA","version":"1.0","type":"link"}