{"product_id":"raccord-union-inox-a-souder-316-pn20","title":"União inox sede cónica para soldar 316 PN 20","description":"\u003cp\u003e\u003cstrong\u003eUnião inox sede cónica para soldar 316 PN 20\u003c\/strong\u003e, com terminais lisos para soldar topo a topo (BW) dos dois lados, de Ø 13,5 a Ø 60,3 mm (designações 1\/4\" a 2\", DN8 a DN50). Cria uma ligação desmontável numa tubagem soldada. PN 20 até 40 °C, conforme com os requisitos para água potável, para todos os fluidos compatíveis com o aço inoxidável.\u003c\/p\u003e\n\u003ch2\u003eDescrição da união inox para soldar 316 PN 20\u003c\/h2\u003e\n\u003cp\u003eEsta \u003cstrong\u003eunião de 3 peças inox\u003c\/strong\u003e é composta por dois terminais para soldar e uma porca. As duas ligações à tubagem fazem-se por soldadura. Entre os terminais, a vedação faz-se metal sobre metal na sede cónica. Basta desenroscar a porca para abrir a linha, sem cortar o tubo.\u003c\/p\u003e\n\u003cp\u003eO conjunto é fundido por cera perdida em aço inoxidável \u003cstrong\u003eCF8M (AISI 316)\u003c\/strong\u003e, concebido, fabricado e controlado segundo a norma ISO 4144. Os terminais não têm faces; só a porca as tem.\u003c\/p\u003e\n\u003cp\u003eÀ sua temperatura, a pressão de serviço ultrapassa o limite do PN 20? Veja a \u003ca href=\"\/products\/uniao-inox-sede-conica-para-soldar-316l-pn40\"\u003eunião inox para soldar 316L PN 40\u003c\/a\u003e, de Ø 21,3 a Ø 60,3 mm, sem valor numérico a quente: para essa utilização, \u003ca href=\"\/pages\/contacto-1\"\u003econtacte-nos\u003c\/a\u003e antes de escolher. Um dos lados tem de ser enroscado? Escolha a \u003ca href=\"\/products\/uniao-inox-sede-conica-femea-para-soldar-316-pn20\"\u003eunião inox fêmea \/ para soldar PN 20\u003c\/a\u003e ou a \u003ca href=\"\/products\/uniao-inox-sede-conica-macho-para-soldar-316-pn20\"\u003eunião inox macho \/ para soldar PN 20\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eCaracterísticas técnicas da união inox para soldar\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;margin:.8em 0\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:.92rem;margin:0\"\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eMaterial\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003eAço inoxidável CF8M (AISI 316)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eFabrico\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003eFundição por cera perdida\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eNorma\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003eConcebida, fabricada e controlada segundo ISO 4144\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eTipo\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003eUnião com sede cónica, 3 peças: dois terminais para soldar e uma porca\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eVedação na sede\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003eMetal sobre metal\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eForma\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003eTerminais lisos sem faces, porca com faces\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eExtremidades\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003ePara soldar topo a topo (BW) dos dois lados; Ø = diâmetro exterior do terminal\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eLigação\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003ePara soldar dos 2 lados\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003ePressão nominal\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003ePN 20: 20 bar de −20 a 40 °C, diminui acima disso\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eTemperatura\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003e−20\/+220 °C, pressão admissível reduzida acima de 40 °C\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eFluidos\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003eTodos os fluidos compatíveis com o aço inoxidável\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eTamanhos\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003e8 tamanhos, de Ø 13,5 a Ø 60,3 mm (1\/4\" a 2\")\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eConformidade\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003e4MS; água potável: portaria francesa de 25 de junho de 2020\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003ePressão e temperatura\u003c\/h3\u003e\n\u003cp\u003eO PN 20 aplica-se de −20 a 40 °C. Acima disso, a pressão admissível diminui. Os valores precedidos de ≈ foram lidos na curva pressão\/temperatura da ficha técnica.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;margin:.8em 0\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:.88rem;margin:0\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;background:#f5f0e6;font-weight:700\"\u003eTemperatura (°C)\u003c\/th\u003e\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;background:#f5f0e6;font-weight:700\"\u003ePressão máx. (bar)\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e−20 → 40\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e20\u003c\/td\u003e\u003c\/tr\u003e\u003ctr style=\"background:#fafafa\"\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e100\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e≈ 16,5\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e150\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e≈ 15\u003c\/td\u003e\u003c\/tr\u003e\u003ctr style=\"background:#fafafa\"\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e220\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e≈ 13,5\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eCertificações e conformidade\u003c\/h3\u003e\u003cp\u003eSegundo a ficha técnica da série:\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\u003cstrong\u003e4MS\u003c\/strong\u003e: conforme com os requisitos 4MS, regras europeias harmonizadas para os materiais e produtos em contacto com a água potável.\u003c\/li\u003e\u003cli\u003e\u003cstrong\u003eÁgua potável\u003c\/strong\u003e: conforme com a portaria francesa (arrêté) de 25 de junho de 2020, relativa aos materiais e produtos metálicos em contacto com a água destinada ao consumo humano.\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eUtilizações e conselhos de montagem\u003c\/h3\u003e\n\u003cp\u003eEsta união coloca-se numa tubagem soldada, onde uma parte da linha tem de poder ser retirada, em redes de água potável e circuitos de fluidos compatíveis com o inox 316. Verifique a compatibilidade do fluido e a pressão admissível à temperatura de serviço.\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003e\u003cstrong\u003eSoldadura\u003c\/strong\u003e: a confiar a um soldador qualificado. O processo e o metal de adição definem-se conforme a instalação.\u003c\/li\u003e\u003cli\u003e\u003cstrong\u003eAntes da soldadura\u003c\/strong\u003e: desmonte a união e separe os terminais para proteger a sede cónica. Mantenha-a limpa em cada remontagem.\u003c\/li\u003e\u003cli\u003e\u003cstrong\u003eGripagem\u003c\/strong\u003e: com inox sobre inox, a porca pode gripar. Enrosque-a progressivamente, sem forçar.\u003c\/li\u003e\u003cli\u003e\u003cstrong\u003eAperto\u003c\/strong\u003e: aperte a porca com chave de bocas ou chave inglesa, não com alicate, que marca o inox. Como os terminais não têm faces, segure-os com uma chave de cinta.\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eDesenho técnico\u003c\/h3\u003e\n\u003cfigure style=\"margin:1.2em 0;text-align:center;padding:0\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2439\/6099\/files\/dessin-technique-raccord-union-inox-a-souder-pn20.png\" alt=\"Desenho técnico da união inox sede cónica para soldar PN 20, cotas A, B e Ø\" loading=\"lazy\" decoding=\"async\" width=\"1939\" height=\"1619\" fetchpriority=\"low\" style=\"max-width:100%;height:auto;display:block;margin:0 auto;border:1px solid #eee;border-radius:4px;background:#fff\"\u003e\u003cfigcaption style=\"font-size:.85rem;color:#666;margin-top:.4em;font-style:italic\"\u003eDesenho cotado — dimensões em milímetros\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch3\u003eDimensões (mm)\u003c\/h3\u003e\n\u003cp\u003eA: comprimento total. Ø: diâmetro exterior dos terminais para soldar. B: cota exterior da porca. Cotas em milímetros, PN em bar, peso em quilogramas.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;margin:.8em 0\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:.88rem;margin:0\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;background:#f5f0e6;font-weight:700\"\u003eTamanho\u003c\/th\u003e\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;background:#f5f0e6;font-weight:700\"\u003eDesignação\u003c\/th\u003e\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;background:#f5f0e6;font-weight:700\"\u003eØ\u003c\/th\u003e\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;background:#f5f0e6;font-weight:700\"\u003eA\u003c\/th\u003e\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;background:#f5f0e6;font-weight:700\"\u003eB\u003c\/th\u003e\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;background:#f5f0e6;font-weight:700\"\u003ePN (bar)\u003c\/th\u003e\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;background:#f5f0e6;font-weight:700\"\u003ePeso (kg)\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e1\/4\"\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e8x13\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e13,5\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e31,5\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e33\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e20\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e0,069\u003c\/td\u003e\u003c\/tr\u003e\u003ctr style=\"background:#fafafa\"\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e3\/8\"\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e12x17\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e17,2\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e38\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e37\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e20\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e0,110\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e1\/2\"\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e15x21\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e21,3\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e40,5\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e40\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e20\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e0,135\u003c\/td\u003e\u003c\/tr\u003e\u003ctr style=\"background:#fafafa\"\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e3\/4\"\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e20x27\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e26,9\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e46\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e49,5\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e20\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e0,195\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e1\"\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e26x34\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e33,7\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e49\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e56\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e20\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e0,250\u003c\/td\u003e\u003c\/tr\u003e\u003ctr style=\"background:#fafafa\"\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e1\"1\/4\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e33x42\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e42,4\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e54\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e67\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e20\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e0,380\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e1\"1\/2\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e40x49\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e48,3\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e56\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e73\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e20\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e0,442\u003c\/td\u003e\u003c\/tr\u003e\u003ctr style=\"background:#fafafa\"\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e2\"\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e50x60\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e60,3\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e64\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e90\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e20\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e0,739\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eCorrespondências de tamanhos\u003c\/h3\u003e\n\u003cp\u003eCorrespondência entre designação francesa, polegadas, DN e diâmetro exterior da designação (valor arredondado, não é uma cota de tubo). O diâmetro real do terminal é a cota Ø.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;margin:.8em 0\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:.88rem;margin:0\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;background:#f5f0e6;font-weight:700\"\u003eDesignação\u003c\/th\u003e\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;background:#f5f0e6;font-weight:700\"\u003e8x13\u003c\/th\u003e\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;background:#f5f0e6;font-weight:700\"\u003e12x17\u003c\/th\u003e\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;background:#f5f0e6;font-weight:700\"\u003e15x21\u003c\/th\u003e\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;background:#f5f0e6;font-weight:700\"\u003e20x27\u003c\/th\u003e\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;background:#f5f0e6;font-weight:700\"\u003e26x34\u003c\/th\u003e\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;background:#f5f0e6;font-weight:700\"\u003e33x42\u003c\/th\u003e\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;background:#f5f0e6;font-weight:700\"\u003e40x49\u003c\/th\u003e\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;background:#f5f0e6;font-weight:700\"\u003e50x60\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;font-weight:700\"\u003ePolegadas\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e1\/4\"\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e3\/8\"\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e1\/2\"\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e3\/4\"\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e1\"\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e1\"1\/4\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e1\"1\/2\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e2\"\u003c\/td\u003e\u003c\/tr\u003e\u003ctr style=\"background:#fafafa\"\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;font-weight:700\"\u003eDN\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003eDN8\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003eDN10\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003eDN15\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003eDN20\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003eDN25\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003eDN32\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003eDN40\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003eDN50\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap;font-weight:700\"\u003eØ ext. (designação)\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e13 mm\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e17 mm\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e21 mm\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e27 mm\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e34 mm\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e42 mm\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e49 mm\u003c\/td\u003e\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e60 mm\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003ePerguntas frequentes sobre a união inox para soldar\u003c\/h3\u003e\n\u003ch4\u003ePorquê uma união em vez de uma soldadura direta?\u003c\/h4\u003e\u003cp\u003eA porca abre a ligação sem cortar a tubagem. A vedação faz-se depois pelo contacto metal sobre metal da sede cónica.\u003c\/p\u003e\n\u003ch4\u003eComo ler o diâmetro?\u003c\/h4\u003e\u003cp\u003eA opção de tamanho dá o diâmetro exterior do terminal, seguido da designação em polegadas: Ø 21,3 mm (1\/2\"). A validação da soldadura no seu tubo cabe ao seu soldador.\u003c\/p\u003e\n\u003ch4\u003eQual é a pressão a 100 °C?\u003c\/h4\u003e\u003cp\u003e≈ 16,5 bar, contra 20 bar de −20 a 40 °C.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eO aspeto da peça pode variar conforme o lote em stock. \u003ca href=\"\/pages\/contacto-1\"\u003eContacte-nos\u003c\/a\u003e para confirmação.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003ePeças a associar\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eToda a gama:\u003c\/strong\u003e \u003ca href=\"\/collections\/acessorios-inox-roscados\"\u003etodos os acessórios inox roscados\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOutras peças em inox:\u003c\/strong\u003e \u003ca href=\"\/products\/uniao-inox-sede-conica-femea-femea-316-pn20\"\u003eunião de sede cónica fêmea\/fêmea PN 20\u003c\/a\u003e ou \u003ca href=\"\/products\/uniao-inox-sede-conica-macho-femea-316-pn20\"\u003eunião inox macho\/fêmea PN 20\u003c\/a\u003e para uma ligação enroscada dos dois lados.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOutros materiais:\u003c\/strong\u003e \u003ca href=\"\/collections\/conexoes-latao\"\u003eacessórios em latão\u003c\/a\u003e, \u003ca href=\"\/collections\/unioes-pretas\"\u003euniões em ferro fundido preto\u003c\/a\u003e.\u003c\/p\u003e\n","brand":"Home Invasion","offers":[{"title":"Ø 13,5 mm (1\/4\")","offer_id":55701967995207,"sku":"8008500000800","price":14.08,"currency_code":"EUR","in_stock":true},{"title":"Ø 17,2 mm (3\/8\")","offer_id":55701968027975,"sku":"8008500001200","price":16.71,"currency_code":"EUR","in_stock":true},{"title":"Ø 21,3 mm (1\/2\")","offer_id":55701968060743,"sku":"8008500001500","price":18.05,"currency_code":"EUR","in_stock":true},{"title":"Ø 26,9 mm (3\/4\")","offer_id":55701968093511,"sku":"8008500002000","price":26.25,"currency_code":"EUR","in_stock":true},{"title":"Ø 33,7 mm (1\")","offer_id":55701968126279,"sku":"8008500002600","price":30.97,"currency_code":"EUR","in_stock":true},{"title":"Ø 42,4 mm (1\"1\/4)","offer_id":55701968159047,"sku":"8008500003300","price":47.86,"currency_code":"EUR","in_stock":true},{"title":"Ø 48,3 mm (1\"1\/2)","offer_id":55701968191815,"sku":"8008500004000","price":57.22,"currency_code":"EUR","in_stock":true},{"title":"Ø 60,3 mm (2\")","offer_id":55701968224583,"sku":"8008500005000","price":91.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2439\/6099\/files\/raccord-union-inox-a-souder-316-pn20-1.jpg?v=1793802716","url":"https:\/\/homeinvasion.pt\/products\/uniao-inox-sede-conica-para-soldar-316-pn20","provider":"Home Invasion","version":"1.0","type":"link"}