{"id":405,"date":"2026-03-20T10:10:31","date_gmt":"2026-03-20T02:10:31","guid":{"rendered":"https:\/\/www.yayevalve.com\/?post_type=product&#038;p=405"},"modified":"2026-03-23T16:55:54","modified_gmt":"2026-03-23T08:55:54","slug":"api-forged-self-sealing-check-valve","status":"publish","type":"product","link":"https:\/\/www.yayevalve.com\/ru\/product\/api-forged-self-sealing-check-valve\/","title":{"rendered":"API \u043a\u043e\u0432\u0430\u043d\u044b\u0439 \u0441\u0430\u043c\u043e\u0437\u0430\u043f\u043e\u0440\u043d\u044b\u0439 \u043e\u0431\u0440\u0430\u0442\u043d\u044b\u0439 \u043a\u043b\u0430\u043f\u0430\u043d"},"content":{"rendered":"<h2>\u0421\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u043d\u044b\u0435 \u0445\u0430\u0440\u0430\u043a\u0442\u0435\u0440\u0438\u0441\u0442\u0438\u043a\u0438<\/h2>\n<ul>\n<li data-start=\"158\" data-end=\"313\">\n<p data-start=\"160\" data-end=\"313\">\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044f <b data-path-to-node=\"10,1,0\" data-index-in-node=\"19\">ASTM A105N forged steel<\/b>, this valve offers a much denser molecular structure without the porosity or sand holes found in castings. It is engineered to withstand extreme pressures of <b data-path-to-node=\"10,1,0\" data-index-in-node=\"201\">Class 2500 (approx. 42MPa)<\/b>, making it essential for critical high-pressure industrial lines.<\/p>\n<\/li>\n<li data-start=\"315\" data-end=\"481\">\n<p data-start=\"317\" data-end=\"481\">Features an advanced <b data-path-to-node=\"12,1,0\" data-index-in-node=\"30\">Pressure Seal<\/b> bonnet design. Unlike traditional bolted bonnets, the internal pressure helps to tighten the seal. This ensures zero leakage in <b data-path-to-node=\"12,1,0\" data-index-in-node=\"172\">high-temperature steam<\/b> \u0438 <b data-path-to-node=\"12,1,0\" data-index-in-node=\"199\">high-pressure superheated condensate<\/b> services, even under thermal cycling.<\/p>\n<\/li>\n<li data-start=\"483\" data-end=\"649\">\n<p data-start=\"485\" data-end=\"649\">The <b data-path-to-node=\"14,1,0\" data-index-in-node=\"13\">Piston-type<\/b> internal design ensures the disc moves smoothly within guide rings. This mechanism is particularly effective in <b data-path-to-node=\"14,1,0\" data-index-in-node=\"137\">hydraulic systems<\/b> 12. \u0438\u043b\u0438 <b data-path-to-node=\"14,1,0\" data-index-in-node=\"158\">high-pressure gas lines<\/b> with fast flow rates and frequent pressure fluctuations, providing more precise backflow prevention than swing types.<\/p>\n<\/li>\n<li data-start=\"651\" data-end=\"843\">\n<p data-start=\"653\" data-end=\"843\">\u0421\u043e\u0447\u0435\u0442\u0430\u043d\u0438\u0435 \u043a\u043e\u0432\u0430\u043d\u043e\u0439 \u0441\u0442\u0430\u043b\u0438 A105N \u0438 \u0442\u0432\u0435\u0440\u0434\u043e\u0441\u043f\u043b\u0430\u0432\u043d\u044b\u0445 \u0443\u043f\u043b\u043e\u0442\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0445 \u043f\u043e\u0432\u0435\u0440\u0445\u043d\u043e\u0441\u0442\u0435\u0439 \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u0435\u0442 \u0438\u0441\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u0443\u044e \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u0441 \u0432\u044b\u0441\u043e\u043a\u043e\u0442\u0435\u043c\u043f\u0435\u0440\u0430\u0442\u0443\u0440\u043d\u044b\u043c\u0438 \u0441\u0440\u0435\u0434\u0430\u043c\u0438, \u0442\u0430\u043a\u0438\u043c\u0438 \u043a\u0430\u043a <b data-path-to-node=\"16,1,0\" data-index-in-node=\"139\">\u0442\u0435\u043f\u043b\u043e\u0432\u043e\u0435 \u043c\u0430\u0441\u043b\u043e, \u043d\u0435\u0444\u0442\u0435\u043f\u0440\u043e\u0434\u0443\u043a\u0442\u044b<\/b>, \u0438 <b data-path-to-node=\"16,1,0\" data-index-in-node=\"176\">\u043f\u0438\u0442\u0430\u0442\u0435\u043b\u044c\u043d\u0430\u044f \u0432\u043e\u0434\u0430 \u043a\u043e\u0442\u043b\u043e\u0432<\/b>. \u041f\u0440\u0438 \u043d\u043e\u043c\u0438\u043d\u0430\u043b\u044c\u043d\u043e\u0439 \u0442\u0435\u043c\u043f\u0435\u0440\u0430\u0442\u0443\u0440\u0435 \u0434\u043e 425\u00b0C \u0441\u043e\u0445\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u0433\u0435\u0440\u043c\u0435\u0442\u0438\u0447\u043d\u043e\u0441\u0442\u044c \u043f\u0440\u0438 \u0436\u0435\u0441\u0442\u043a\u0438\u0445 \u0442\u0435\u043f\u043b\u043e\u0432\u044b\u0445 \u0446\u0438\u043a\u043b\u0430\u0445.<\/p>\n<\/li>\n<li data-start=\"845\" data-end=\"1043\">\n<p data-start=\"847\" data-end=\"1043\">\u0411\u043b\u0430\u0433\u043e\u0434\u0430\u0440\u044f \u043a\u043e\u043c\u043f\u0430\u043a\u0442\u043d\u043e\u0439 \u0438 \u0441\u0432\u0435\u0440\u0445\u043f\u0440\u043e\u0447\u043d\u043e\u0439 \u043a\u043e\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0438, \u044d\u0442\u043e \u0438\u0434\u0435\u0430\u043b\u044c\u043d\u044b\u0439 \u0432\u044b\u0431\u043e\u0440 \u0434\u043b\u044f \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0443\u0447\u0430\u0441\u0442\u043a\u043e\u0432 \u0432 <b data-path-to-node=\"18,1,0\" data-index-in-node=\"108\">\u0442\u0435\u043f\u043b\u043e\u0432\u044b\u0445 \u044d\u043b\u0435\u043a\u0442\u0440\u043e\u0441\u0442\u0430\u043d\u0446\u0438\u044f\u0445, \u043d\u0435\u0444\u0442\u0435\u043f\u0435\u0440\u0435\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u044e\u0449\u0438\u0445 \u0437\u0430\u0432\u043e\u0434\u0430\u0445<\/b>, \u0438 <b data-path-to-node=\"18,1,0\" data-index-in-node=\"150\">\u0437\u0430\u0432\u043e\u0434\u0430\u0445 \u043f\u043e \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0441\u0442\u0432\u0443 \u0445\u0438\u043c\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0443\u0434\u043e\u0431\u0440\u0435\u043d\u0438\u0439<\/b>. \u0421\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u0435 \u043f\u043e\u0434 \u0440\u0430\u0441\u0442\u043e\u0447\u043a\u0443 \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u0435\u0442 \u043f\u043e\u0441\u0442\u043e\u044f\u043d\u043d\u0443\u044e \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u044c \u0438 \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u0442\u0440\u0443\u0431\u043e\u043f\u0440\u043e\u0432\u043e\u0434\u043d\u044b\u0445 \u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u0439 \u043f\u0440\u0438 \u0441\u0438\u043b\u044c\u043d\u044b\u0445 \u0432\u0438\u0431\u0440\u0430\u0446\u0438\u044f\u0445.<\/p>\n<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-407\" src=\"https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/03\/966.png\" alt=\"\" width=\"254\" height=\"207\" srcset=\"https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/03\/966.png 191w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/03\/966-15x12.png 15w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/03\/966-92x75.png 92w\" sizes=\"auto, (max-width:767px) 254px, 254px\" \/><\/p>\n<h2>\u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u0440\u0430\u0437\u043c\u0435\u0440\u044b \u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u044f \u043a\u043b\u0430\u0441\u0441\u0430 800LB<\/h2>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr>\n<th rowspan=\"2\">\u0421\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u044f (NPS)<\/th>\n<th>F.P<\/th>\n<th>\u2013<\/th>\n<th>1\/2<\/th>\n<th>3\/4<\/th>\n<th>1<\/th>\n<th>1 1\/4<\/th>\n<th>1 1\/2<\/th>\n<th>2<\/th>\n<th>2 1\/2<\/th>\n<\/tr>\n<tr>\n<th>R.P<\/th>\n<th>1\/4<\/th>\n<th>3\/8<\/th>\n<th>1\/2<\/th>\n<th>3\/4<\/th>\n<th>1<\/th>\n<th>1 1\/4<\/th>\n<th>1 1\/2<\/th>\n<th>2<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u041c\u0435\u0436\u043e\u0441\u0435\u0432\u043e\u0435 \u0440\u0430\u0441\u0441\u0442\u043e\u044f\u043d\u0438\u0435 (\u043c\u043c)<\/td>\n<td>L<\/td>\n<td>79<\/td>\n<td>79<\/td>\n<td>92<\/td>\n<td>111<\/td>\n<td>120<\/td>\n<td>152<\/td>\n<td>172<\/td>\n<td>200<\/td>\n<\/tr>\n<tr>\n<td>\u041c\u0435\u0436\u043e\u0441\u0435\u0432\u043e\u0435 \u0440\u0430\u0441\u0441\u0442\u043e\u044f\u043d\u0438\u0435 (\u0432 \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u043c \u0441\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0438) (\u043c\u043c)<\/td>\n<td>H<\/td>\n<td>61<\/td>\n<td>61<\/td>\n<td>61<\/td>\n<td>78<\/td>\n<td>84<\/td>\n<td>103<\/td>\n<td>118<\/td>\n<td>132<\/td>\n<\/tr>\n<tr>\n<td>\u0420\u0430\u0437\u043c\u0435\u0440 \u043f\u0440\u043e\u0445\u043e\u0434\u043d\u043e\u0433\u043e \u0441\u0435\u0447\u0435\u043d\u0438\u044f (\u043c\u043c)<\/td>\n<td>d<\/td>\n<td>7<\/td>\n<td>9<\/td>\n<td>13<\/td>\n<td>17.5<\/td>\n<td>23<\/td>\n<td>30<\/td>\n<td>35<\/td>\n<td>46<\/td>\n<\/tr>\n<tr>\n<td>\u0412\u0435\u0441 (\u043a\u0433)<\/td>\n<td><\/td>\n<td>1.2<\/td>\n<td>1.3<\/td>\n<td>1.5<\/td>\n<td>3.0<\/td>\n<td>3.9<\/td>\n<td>6.0<\/td>\n<td>10<\/td>\n<td>12<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u041f\u043e\u0447\u0435\u043c\u0443 \u0432\u044b\u0431\u0440\u0430\u0442\u044c YAYE<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-67 size-full\" src=\"https:\/\/yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE.webp\" alt=\"\" width=\"2076\" height=\"1253\" srcset=\"https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE.webp 2076w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE-800x483.webp 800w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE-500x302.webp 500w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE-1200x724.webp 1200w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE-300x181.webp 300w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE-768x464.webp 768w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE-1536x927.webp 1536w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE-2048x1236.webp 2048w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE-124x75.webp 124w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE-480x290.webp 480w\" sizes=\"auto, (max-width:767px) 480px, (max-width:2076px) 100vw, 2076px\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p data-start=\"474\" data-end=\"857\">This API forged self-sealing check valve is designed to prevent reverse flow in high-temperature and high-pressure pipeline systems. The forged steel body ensures superior structural strength and reliable performance under demanding service conditions. The pressure-assisted self-sealing bonnet enhances sealing integrity without relying on conventional gasket systems. The disc operates automatically with flow conditions, providing effective backflow prevention in power generation, petrochemical, and energy applications.<\/p>\n<ul>\n<li data-start=\"95\" data-end=\"150\"><strong data-start=\"95\" data-end=\"115\">\u041d\u043e\u043c\u0438\u043d\u0430\u043b\u044c\u043d\u043e\u0435 \u0434\u0430\u0432\u043b\u0435\u043d\u0438\u0435:<\/strong> 150 \u0444\u0443\u043d\u0442\u043e\u0432 \u2013 600 \u0444\u0443\u043d\u0442\u043e\u0432, 1,0 \u2013 42,0 \u041c\u041f\u0430<\/li>\n<li data-start=\"95\" data-end=\"150\"><strong data-start=\"153\" data-end=\"168\">\u0414\u0438\u0430\u043f\u0430\u0437\u043e\u043d \u0440\u0430\u0437\u043c\u0435\u0440\u043e\u0432:<\/strong> 1\/2\u2033 \u2013 60\u2033 (DN 15 \u2013 DN 1500)<\/li>\n<li data-start=\"202\" data-end=\"244\"><strong data-start=\"202\" data-end=\"226\">\u0420\u0430\u0431\u043e\u0447\u0430\u044f \u0442\u0435\u043c\u043f\u0435\u0440\u0430\u0442\u0443\u0440\u0430:<\/strong> \u043e\u0442 -29\u00b0C \u0434\u043e 266\u00b0C<\/li>\n<li data-start=\"247\" data-end=\"293\"><strong data-start=\"247\" data-end=\"261\">\u0421\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u044b:<\/strong> API, ANSI, ASME, DIN, JIS, BS<\/li>\n<li data-start=\"296\" data-end=\"371\"><strong data-start=\"296\" data-end=\"310\">\u041c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u044b:<\/strong> \u0423\u0433\u043b\u0435\u0440\u043e\u0434\u0438\u0441\u0442\u0430\u044f \u0441\u0442\u0430\u043b\u044c, \u043d\u0435\u0440\u0436\u0430\u0432\u0435\u044e\u0449\u0430\u044f \u0441\u0442\u0430\u043b\u044c, \u043b\u0435\u0433\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u0430\u044f \u0441\u0442\u0430\u043b\u044c, \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0435 \u0441\u043f\u043b\u0430\u0432\u044b<\/li>\n<li data-start=\"374\" data-end=\"424\"><strong data-start=\"374\" data-end=\"388\">\u0423\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435:<\/strong> \u0420\u0443\u0447\u043d\u043e\u0435, \u0441 \u0440\u0435\u0434\u0443\u043a\u0442\u043e\u0440\u043e\u043c, \u044d\u043b\u0435\u043a\u0442\u0440\u0438\u0447\u0435\u0441\u043a\u043e\u0435, \u043f\u043d\u0435\u0432\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0435<\/li>\n<\/ul>","protected":false},"featured_media":420,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[24,35],"product_tag":[],"class_list":["post-405","product","type-product","status-publish","has-post-thumbnail","product_cat-check-valves","product_cat-forged-check-valves","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/www.yayevalve.com\/ru\/wp-json\/wp\/v2\/product\/405","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yayevalve.com\/ru\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.yayevalve.com\/ru\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yayevalve.com\/ru\/wp-json\/wp\/v2\/comments?post=405"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.yayevalve.com\/ru\/wp-json\/wp\/v2\/media\/420"}],"wp:attachment":[{"href":"https:\/\/www.yayevalve.com\/ru\/wp-json\/wp\/v2\/media?parent=405"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.yayevalve.com\/ru\/wp-json\/wp\/v2\/product_brand?post=405"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.yayevalve.com\/ru\/wp-json\/wp\/v2\/product_cat?post=405"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.yayevalve.com\/ru\/wp-json\/wp\/v2\/product_tag?post=405"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}