{"id":327,"date":"2026-02-03T09:07:23","date_gmt":"2026-02-03T09:07:23","guid":{"rendered":"https:\/\/www.yayevalve.com\/?post_type=product&#038;p=327"},"modified":"2026-03-23T16:51:02","modified_gmt":"2026-03-23T08:51:02","slug":"gb-forged-bellows-floating-ball-flange-ball-valve","status":"publish","type":"product","link":"https:\/\/www.yayevalve.com\/fr\/product\/gb-forged-bellows-floating-ball-flange-ball-valve\/","title":{"rendered":"Vanne \u00e0 boisseau sph\u00e9rique \u00e0 bride forg\u00e9e avec soufflet GB"},"content":{"rendered":"<h2>Caract\u00e9ristiques structurelles de<\/h2>\n<ul>\n<li data-start=\"158\" data-end=\"313\">\n<p data-start=\"160\" data-end=\"313\">Le corps de la vanne est forg\u00e9 pour une structure mat\u00e9rielle dense et une int\u00e9grit\u00e9 de pression am\u00e9lior\u00e9e.<\/p>\n<\/li>\n<li data-start=\"315\" data-end=\"481\">\n<p data-start=\"789\" data-end=\"1030\">Un ensemble de soufflet m\u00e9tallique combin\u00e9 \u00e0 un garnissage assure deux couches d'\u00e9tanch\u00e9it\u00e9 de la tige.<\/p>\n<\/li>\n<li data-start=\"483\" data-end=\"649\">\n<p data-start=\"1037\" data-end=\"1227\">La pression de ligne force la bille contre le si\u00e8ge aval pour obtenir une fermeture \u00e9tanche.<\/p>\n<\/li>\n<li data-start=\"651\" data-end=\"843\">\n<p data-start=\"653\" data-end=\"843\">La bille et le si\u00e8ge usin\u00e9s avec pr\u00e9cision r\u00e9duisent la friction pendant le fonctionnement.<\/p>\n<\/li>\n<li data-start=\"845\" data-end=\"1043\">\n<p data-start=\"847\" data-end=\"1043\">Disponible avec des si\u00e8ges souples pour un service g\u00e9n\u00e9ral ou des si\u00e8ges m\u00e9talliques pour des conditions s\u00e9v\u00e8res.<\/p>\n<\/li>\n<li data-start=\"845\" data-end=\"1043\">Ce type de vanne \u00e0 boisseau sph\u00e9rique convient particuli\u00e8rement aux syst\u00e8mes n\u00e9cessitant un contr\u00f4le strict des fuites. Il peut \u00eatre appliqu\u00e9 aux huiles thermiques, \u00e0 la vapeur, au gaz naturel, au GPL, aux hydrocarbures l\u00e9gers, aux solvants chimiques et \u00e0 certains fluides corrosifs. La conception de la tige \u00e9tanch\u00e9ifi\u00e9e par soufflet la rend largement utilis\u00e9e dans les usines p\u00e9trochimiques, les installations de chimie fine, les centrales \u00e9lectriques, les r\u00e9seaux de chauffage et les conduites de processus \u00e0 haute temp\u00e9rature pour le service marche-arr\u00eat et l'isolement de s\u00e9curit\u00e9.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-265 size-full\" src=\"https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/01\/11111.png\" alt=\"\" width=\"640\" height=\"383\" srcset=\"https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/01\/11111.png 640w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/01\/11111-500x299.png 500w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/01\/11111-300x180.png 300w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/01\/11111-125x75.png 125w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/01\/11111-480x287.png 480w\" sizes=\"auto, (max-width:767px) 480px, 640px\" \/><\/p>\n<h2>Mat\u00e9riaux des composants principaux<\/h2>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<tbody>\n<tr>\n<th>Nom<\/th>\n<th colspan=\"9\">Mat\u00e9riau<\/th>\n<\/tr>\n<tr>\n<td>Corps \/ Bonnets<\/td>\n<td>CF8<\/td>\n<td>CF3<\/td>\n<td>CF8M<\/td>\n<td>CF3M<\/td>\n<td>WCB<\/td>\n<td>LCB<\/td>\n<td>WC6<\/td>\n<td>WC9<\/td>\n<td>C5<\/td>\n<\/tr>\n<tr>\n<td>Bille<\/td>\n<td>CF8<\/td>\n<td>CF3<\/td>\n<td>CF8M<\/td>\n<td>CF3M<\/td>\n<td>WCB HCr<\/td>\n<td>CF8<\/td>\n<td>CF8<\/td>\n<td>CF8<\/td>\n<td>CF8<\/td>\n<\/tr>\n<tr>\n<td>Tige<\/td>\n<td>F304<\/td>\n<td>F304L<\/td>\n<td>F316<\/td>\n<td>F316L<\/td>\n<td>2Cr13<\/td>\n<td>F304<\/td>\n<td>F304<\/td>\n<td>F304<\/td>\n<td>F304<\/td>\n<\/tr>\n<tr>\n<td>Si\u00e8ge<\/td>\n<td colspan=\"9\">PTFE \/ PPL \/ 304<\/td>\n<\/tr>\n<tr>\n<td>Garniture \/ Joint<\/td>\n<td colspan=\"4\">PTFE<\/td>\n<td colspan=\"5\">Graphite<\/td>\n<\/tr>\n<tr>\n<td>Boulon<\/td>\n<td colspan=\"5\">Acier inoxydable<\/td>\n<td colspan=\"4\">35CrMoA<\/td>\n<\/tr>\n<tr>\n<td>\u00c9crou<\/td>\n<td colspan=\"5\">Acier inoxydable<\/td>\n<td colspan=\"4\">45, 35CrMoA<\/td>\n<\/tr>\n<tr>\n<td>Poign\u00e9e<\/td>\n<td colspan=\"9\">Acier moul\u00e9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Dimensions de la connexion principale Classe 150LB<\/h2>\n<table border=\"1\">\n<thead>\n<tr>\n<th>DN<\/th>\n<th>TAILLE<\/th>\n<th>L<\/th>\n<th>D<\/th>\n<th>D1<\/th>\n<th>D2<\/th>\n<th>b<\/th>\n<th>f<\/th>\n<th>n-\u03a6d<\/th>\n<th>H<\/th>\n<th>D0<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>15<\/td>\n<td>1\/2\u2033<\/td>\n<td>108<\/td>\n<td>90<\/td>\n<td>60.3<\/td>\n<td>34.9<\/td>\n<td>10<\/td>\n<td>2<\/td>\n<td>4-16<\/td>\n<td>158<\/td>\n<td>100<\/td>\n<\/tr>\n<tr>\n<td>20<\/td>\n<td>3\/4\u2033<\/td>\n<td>117<\/td>\n<td>100<\/td>\n<td>69.9<\/td>\n<td>42.9<\/td>\n<td>10.9<\/td>\n<td>2<\/td>\n<td>4-16<\/td>\n<td>163<\/td>\n<td>100<\/td>\n<\/tr>\n<tr>\n<td>25<\/td>\n<td>1\u2033<\/td>\n<td>127<\/td>\n<td>110<\/td>\n<td>79.4<\/td>\n<td>50.8<\/td>\n<td>11.6<\/td>\n<td>2<\/td>\n<td>4-16<\/td>\n<td>193<\/td>\n<td>125<\/td>\n<\/tr>\n<tr>\n<td>32<\/td>\n<td>1-1\/4\u2033<\/td>\n<td>140<\/td>\n<td>115<\/td>\n<td>88.9<\/td>\n<td>63.5<\/td>\n<td>13.2<\/td>\n<td>2<\/td>\n<td>4-16<\/td>\n<td>250<\/td>\n<td>160<\/td>\n<\/tr>\n<tr>\n<td>40<\/td>\n<td>1-1\/2\u2033<\/td>\n<td>165<\/td>\n<td>125<\/td>\n<td>98.4<\/td>\n<td>73<\/td>\n<td>14.7<\/td>\n<td>2<\/td>\n<td>4-16<\/td>\n<td>285<\/td>\n<td>160<\/td>\n<\/tr>\n<tr>\n<td>50<\/td>\n<td>2\u2033<\/td>\n<td>178<\/td>\n<td>150<\/td>\n<td>120.7<\/td>\n<td>92.1<\/td>\n<td>16.3<\/td>\n<td>2<\/td>\n<td>4-19<\/td>\n<td>325<\/td>\n<td>180<\/td>\n<\/tr>\n<tr>\n<td>65<\/td>\n<td>2-1\/2\u2033<\/td>\n<td>190<\/td>\n<td>180<\/td>\n<td>139.7<\/td>\n<td>104.8<\/td>\n<td>17.9<\/td>\n<td>2<\/td>\n<td>4-19<\/td>\n<td>350<\/td>\n<td>190<\/td>\n<\/tr>\n<tr>\n<td>80<\/td>\n<td>3\u2033<\/td>\n<td>203<\/td>\n<td>190<\/td>\n<td>152.4<\/td>\n<td>127<\/td>\n<td>19.5<\/td>\n<td>2<\/td>\n<td>4-19<\/td>\n<td>380<\/td>\n<td>200<\/td>\n<\/tr>\n<tr>\n<td>100<\/td>\n<td>4\u2033<\/td>\n<td>229<\/td>\n<td>230<\/td>\n<td>190.5<\/td>\n<td>157.2<\/td>\n<td>24.3<\/td>\n<td>2<\/td>\n<td>8-19<\/td>\n<td>460<\/td>\n<td>230<\/td>\n<\/tr>\n<tr>\n<td>125<\/td>\n<td>5\u2033<\/td>\n<td>254<\/td>\n<td>255<\/td>\n<td>215.9<\/td>\n<td>185.7<\/td>\n<td>24.3<\/td>\n<td>2<\/td>\n<td>8-22<\/td>\n<td>630<\/td>\n<td>250<\/td>\n<\/tr>\n<tr>\n<td>150<\/td>\n<td>6\u2033<\/td>\n<td>267<\/td>\n<td>280<\/td>\n<td>241.3<\/td>\n<td>215.9<\/td>\n<td>25.9<\/td>\n<td>2<\/td>\n<td>8-22<\/td>\n<td>635<\/td>\n<td>260<\/td>\n<\/tr>\n<tr>\n<td>200<\/td>\n<td>8\u2033<\/td>\n<td>292<\/td>\n<td>345<\/td>\n<td>298.5<\/td>\n<td>269.9<\/td>\n<td>29<\/td>\n<td>2<\/td>\n<td>8-22<\/td>\n<td>765<\/td>\n<td>290<\/td>\n<\/tr>\n<tr>\n<td>250<\/td>\n<td>10\u2033<\/td>\n<td>330<\/td>\n<td>405<\/td>\n<td>362<\/td>\n<td>323.8<\/td>\n<td>30.6<\/td>\n<td>2<\/td>\n<td>12-26<\/td>\n<td>895<\/td>\n<td>330<\/td>\n<\/tr>\n<tr>\n<td>300<\/td>\n<td>12\u2033<\/td>\n<td>356<\/td>\n<td>485<\/td>\n<td>431.8<\/td>\n<td>381<\/td>\n<td>32.2<\/td>\n<td>2<\/td>\n<td>12-26<\/td>\n<td>1080<\/td>\n<td>350<\/td>\n<\/tr>\n<tr>\n<td>350<\/td>\n<td>14\u2033<\/td>\n<td>381<\/td>\n<td>535<\/td>\n<td>476.3<\/td>\n<td>412.8<\/td>\n<td>35.4<\/td>\n<td>2<\/td>\n<td>12-29<\/td>\n<td>1295<\/td>\n<td>380<\/td>\n<\/tr>\n<tr>\n<td>400<\/td>\n<td>16\u2033<\/td>\n<td>406<\/td>\n<td>595<\/td>\n<td>539.8<\/td>\n<td>469.9<\/td>\n<td>37<\/td>\n<td>2<\/td>\n<td>16-29<\/td>\n<td>1435<\/td>\n<td>400<\/td>\n<\/tr>\n<tr>\n<td>450<\/td>\n<td>18\u2033<\/td>\n<td>432<\/td>\n<td>635<\/td>\n<td>577.9<\/td>\n<td>533.4<\/td>\n<td>40.1<\/td>\n<td>2<\/td>\n<td>16-32<\/td>\n<td>1625<\/td>\n<td>430<\/td>\n<\/tr>\n<tr>\n<td>500<\/td>\n<td>20\u2033<\/td>\n<td>457<\/td>\n<td>700<\/td>\n<td>635<\/td>\n<td>584.2<\/td>\n<td>43.3<\/td>\n<td>2<\/td>\n<td>20-32<\/td>\n<td>1830<\/td>\n<td>450<\/td>\n<\/tr>\n<tr>\n<td>600<\/td>\n<td>24\u2033<\/td>\n<td>508<\/td>\n<td>815<\/td>\n<td>749.3<\/td>\n<td>692.2<\/td>\n<td>48.1<\/td>\n<td>2<\/td>\n<td>20-35<\/td>\n<td>2175<\/td>\n<td>500<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Pourquoi choisir 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=\"741\" data-end=\"1171\">La <strong data-start=\"745\" data-end=\"793\">Vanne \u00e0 boisseau sph\u00e9rique \u00e0 soufflet forg\u00e9 GB<\/strong> (norme : GB\/T12237) est une vanne d'\u00e9tanch\u00e9it\u00e9 \u00e0 haute fiabilit\u00e9 con\u00e7ue pour les services d'ouverture\/fermeture et d'isolement dans les pipelines industriels de petite et moyenne taille. La vanne est dot\u00e9e d'un <strong data-start=\"962\" data-end=\"977\">corps forg\u00e9<\/strong> avec un joint \u00e0 soufflet haute performance int\u00e9gr\u00e9, offrant des performances d'\u00e9tanch\u00e9it\u00e9 z\u00e9ro fuite tout en conservant le faible couple de man\u0153uvre et les caract\u00e9ristiques d'arr\u00eat fiables d'une conception \u00e0 boisseau sph\u00e9rique flottant.<\/p>\n<p data-start=\"1173\" data-end=\"1628\">La vanne convient aux <strong data-start=\"1199\" data-end=\"1230\">classes de pression PN16, PN25, PN40 et PN100<\/strong> , avec des diam\u00e8tres nominaux allant de <strong data-start=\"1281\" data-end=\"1307\">3\/8\u201d \u00e0 2\u201d (DN10\u2013DN50)<\/strong>, couvrant une large gamme de conditions de fonctionnement. Une large s\u00e9lection de mat\u00e9riaux, y compris <strong data-start=\"1397\" data-end=\"1539\">acier au carbone (A105), acier au carbone basse temp\u00e9rature (LF2), acier inoxydable (F304, F316L) et aciers super aust\u00e9nitiques\/duplex (F51, F53, F55)<\/strong>, permet \u00e0 la vanne de traiter des fluides conventionnels, \u00e0 basse temp\u00e9rature et hautement corrosifs.<\/p>\n<p data-start=\"1630\" data-end=\"2098\">Plusieurs options de raccordement sont disponibles, notamment <strong data-start=\"1683\" data-end=\"1744\">filet\u00e9e femelle NPT, \u00e0 souder par embo\u00eetement (SW) et \u00e0 bout \u00e0 bout (BW)<\/strong> , assurant la compatibilit\u00e9 avec divers syst\u00e8mes de tuyauterie. La surface d'\u00e9tanch\u00e9it\u00e9 peut \u00eatre configur\u00e9e comme souple ou dure, en fonction des exigences op\u00e9rationnelles en mati\u00e8re d'\u00e9tanch\u00e9it\u00e9 et de r\u00e9sistance \u00e0 l'usure. Les options d'actionnement comprennent <strong data-start=\"1964\" data-end=\"2022\">levier manuel, actionneur \u00e9lectrique ou actionneur pneumatique<\/strong>, prenant en charge le contr\u00f4le manuel sur site et l'int\u00e9gration de syst\u00e8mes automatis\u00e9s.<\/p>\n<p data-start=\"2100\" data-end=\"2590\">La structure \u00e0 soufflet isole le fluide de proc\u00e9d\u00e9 de la tige, offrant des performances d'\u00e9tanch\u00e9it\u00e9 z\u00e9ro fuite tout en absorbant les contraintes dues \u00e0 la dilatation, \u00e0 la contraction thermique et aux fluctuations de pression, prolongeant ainsi la dur\u00e9e de vie. Cette vanne est largement utilis\u00e9e dans <strong data-start=\"2344\" data-end=\"2418\">ol\u00e9oducs, chimiques, \u00e9nerg\u00e9tiques, environnementaux et industriels avanc\u00e9s<\/strong>, particuli\u00e8rement dans les applications n\u00e9cessitant un contr\u00f4le strict des fuites, ce qui en fait une solution id\u00e9ale pour l'isolement et la fermeture \u00e0 haute fiabilit\u00e9 dans les conduites de petit \u00e0 moyen diam\u00e8tre.<\/p>\n<ul data-start=\"93\" data-end=\"424\">\n<li data-start=\"93\" data-end=\"150\">\n<p data-start=\"95\" data-end=\"150\"><strong data-start=\"95\" data-end=\"115\">Indice de pression :<\/strong>\u00a0 1,0 \u2013 42,0 MPa<\/p>\n<\/li>\n<li data-start=\"93\" data-end=\"150\">\n<p data-start=\"95\" data-end=\"150\"><strong data-start=\"153\" data-end=\"168\">Plage de tailles :<\/strong> 1\/2\u2033 \u2013 60\u2033 (DN 15 \u2013 DN 1500)<\/p>\n<\/li>\n<li data-start=\"200\" data-end=\"244\">\n<p data-start=\"202\" data-end=\"244\"><strong data-start=\"202\" data-end=\"226\">Temp\u00e9rature de fonctionnement :<\/strong> -29\u00b0C \u00e0 266\u00b0C<\/p>\n<\/li>\n<li data-start=\"245\" data-end=\"293\">\n<p data-start=\"247\" data-end=\"293\"><strong data-start=\"247\" data-end=\"261\">Normes :<\/strong> GB<\/p>\n<\/li>\n<li data-start=\"294\" data-end=\"371\">\n<p data-start=\"296\" data-end=\"371\"><strong data-start=\"296\" data-end=\"310\">Mat\u00e9riaux :<\/strong> Acier au carbone, Acier inoxydable, Acier alli\u00e9, Alliages sp\u00e9ciaux<\/p>\n<\/li>\n<li data-start=\"372\" data-end=\"424\">\n<p data-start=\"374\" data-end=\"424\"><strong data-start=\"374\" data-end=\"388\">Fonctionnement :<\/strong> Manuel, Engrenage, \u00c9lectrique, Pneumatique<\/p>\n<\/li>\n<\/ul>","protected":false},"featured_media":275,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[15,45],"product_tag":[],"class_list":["post-327","product","type-product","status-publish","has-post-thumbnail","product_cat-ball-valves","product_cat-forged-ball-valves","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/www.yayevalve.com\/fr\/wp-json\/wp\/v2\/product\/327","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yayevalve.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.yayevalve.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yayevalve.com\/fr\/wp-json\/wp\/v2\/comments?post=327"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.yayevalve.com\/fr\/wp-json\/wp\/v2\/media\/275"}],"wp:attachment":[{"href":"https:\/\/www.yayevalve.com\/fr\/wp-json\/wp\/v2\/media?parent=327"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.yayevalve.com\/fr\/wp-json\/wp\/v2\/product_brand?post=327"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.yayevalve.com\/fr\/wp-json\/wp\/v2\/product_cat?post=327"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.yayevalve.com\/fr\/wp-json\/wp\/v2\/product_tag?post=327"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}