{"id":479,"date":"2020-10-26T10:02:45","date_gmt":"2020-10-26T10:02:45","guid":{"rendered":"http:\/\/fivalcovalves.com\/?post_type=product&#038;p=479"},"modified":"2021-06-02T05:26:49","modified_gmt":"2021-06-02T05:26:49","slug":"double-flange-butterfly-valve","status":"publish","type":"product","link":"https:\/\/www.fivalco.com\/cn\/product\/double-flange-butterfly-valve\/","title":{"rendered":"\u53cc\u6cd5\u5170\u8776\u9600"},"content":{"rendered":"<div class=\"row\"  id=\"row-358608131\">\n\n\t<div id=\"col-321077258\" class=\"col medium-4 small-12 large-4\"  >\n\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div class=\"container section-title-container\" ><h3 class=\"section-title section-title-normal\"><b><\/b><span class=\"section-title-main\" >PRESSURE &amp; TEMPERATURE RATINGS<\/span><b><\/b><\/h3><\/div>\n<table class=\"product-table\">\n<tbody>\n<tr>\n<td class=\"specs-title\">Working Pressure<\/td>\n<td class=\"specs\">16bar<\/td>\n<\/tr>\n<tr>\n<td class=\"specs-title\">Shell Testing Pressure<\/td>\n<td class=\"specs\">(x1.5) 24bar<\/td>\n<\/tr>\n<tr>\n<td class=\"specs-title\">Seat Testing Pressure<\/td>\n<td class=\"specs\">(x1.1) 17.6bar<\/td>\n<\/tr>\n<tr>\n<td class=\"specs-title\">Working Temperature<\/td>\n<td class=\"specs\">-20\u00b0C &#8230; 110\u00b0C (EPDM)<br \/>-10\u00b0C &#8230; 80\u00b0C (NBR)<\/td>\n<\/tr>\n<tr>\n<td class=\"specs-title\">Suitable Media<\/td>\n<td class=\"specs\">Water, Oil &amp; Gas<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\t\t<\/div>\n\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1224570143\" class=\"col medium-4 small-12 large-4\"  >\n\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div class=\"container section-title-container\" ><h3 class=\"section-title section-title-normal\"><b><\/b><span class=\"section-title-main\" >Material Specification<\/span><b><\/b><\/h3><\/div>\n<table class=\"product-table\">\n<tbody>\n<tr>\n<td class=\"specs-title\">Body<\/td>\n<td class=\"specs\">Ductile Iron<\/td>\n<\/tr>\n<tr>\n<td class=\"specs-title\">Disc<\/td>\n<td class=\"specs\">Ductile Iron<br \/>\nAluminium Bronze<br \/>\nStainless Steel 304<br \/>\nStainless Steel 316<\/td>\n<\/tr>\n<tr>\n<td class=\"specs-title\">Shaft<\/td>\n<td class=\"specs\">Stainless Steel 410<br \/>\nStainless Steel 431<\/td>\n<\/tr>\n<tr>\n<td class=\"specs-title\">Seat Ring<\/td>\n<td class=\"specs\">EPDM\/NBR<\/td>\n<\/tr>\n<tr>\n<td class=\"specs-title\">O-Ring<\/td>\n<td class=\"specs\">EPDM\/NBR<\/td>\n<\/tr>\n<tr>\n<td class=\"specs-title\">Bushing<\/td>\n<td class=\"specs\">Bronze<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\t\t<\/div>\n\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1514737168\" class=\"col medium-4 small-12 large-4\"  >\n\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1620161090\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img width=\"800\" height=\"589\" src=\"https:\/\/www.fivalco.com\/cn\/wp-content\/uploads\/sites\/2\/2020\/10\/img6.jpg\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/www.fivalco.com\/cn\/wp-content\/uploads\/sites\/2\/2020\/10\/img6.jpg 800w, https:\/\/www.fivalco.com\/cn\/wp-content\/uploads\/sites\/2\/2020\/10\/img6-543x400.jpg 543w, https:\/\/www.fivalco.com\/cn\/wp-content\/uploads\/sites\/2\/2020\/10\/img6-768x565.jpg 768w, https:\/\/www.fivalco.com\/cn\/wp-content\/uploads\/sites\/2\/2020\/10\/img6-600x442.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1620161090 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-1344939733\">\n\n\t<div id=\"col-901356518\" class=\"col small-12 large-12\"  >\n\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div class=\"container section-title-container\" ><h3 class=\"section-title section-title-normal\"><b><\/b><span class=\"section-title-main\" >DIMENSIONS<\/span><b><\/b><\/h3><\/div>\n<table class=\"product-table\" width=\"\">\n<tbody>\n<tr>\n<td class=\"specs\">DN<\/td>\n<td class=\"specs\">(mm)<\/p>\n<p>(inch)<\/p>\n<\/td>\n<td class=\"specs\">50\u00a0<\/p>\n<p>2<\/p>\n<\/td>\n<td class=\"specs\">65\u00a0<\/p>\n<p>2<sup>1<\/sup>\/<sub>2<\/sub><\/p>\n<\/td>\n<td class=\"specs\">80\u00a0<\/p>\n<p>3\u00a0<\/p>\n<\/td>\n<td class=\"specs\">100\u00a0<\/p>\n<p>4\u00a0<\/p>\n<\/td>\n<td class=\"specs\">125\u00a0<\/p>\n<p>5<\/p>\n<\/td>\n<td class=\"specs\">150\u00a0<\/p>\n<p>6<\/p>\n<\/td>\n<td class=\"specs\">200\u00a0<\/p>\n<p>8<\/p>\n<\/td>\n<td class=\"specs\">250\u00a0<\/p>\n<p>10<\/p>\n<\/td>\n<td class=\"specs\">300\u00a0<\/p>\n<p>12<\/p>\n<\/td>\n<td class=\"specs\">350\u00a0<\/p>\n<p>14<\/p>\n<\/td>\n<td class=\"specs\">400\u00a0<\/p>\n<p>16<\/p>\n<\/td>\n<td class=\"specs\">450\u00a0<\/p>\n<p>18<\/p>\n<\/td>\n<td class=\"specs\">500\u00a0<\/p>\n<p>20<\/p>\n<\/td>\n<td class=\"specs\">600\u00a0<\/p>\n<p>24<\/p>\n<\/td>\n<td class=\"specs\">700<\/p>\n<p>28<\/p>\n<\/td>\n<td class=\"specs\">750<\/p>\n<p>30<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">\u00a0<\/td>\n<td class=\"specs\">A<\/td>\n<td class=\"specs\">80\u00a0<\/td>\n<td class=\"specs\">80\u00a0<\/td>\n<td class=\"specs\">95\u00a0<\/td>\n<td class=\"specs\">114\u00a0<\/td>\n<td class=\"specs\">114\u00a0<\/td>\n<td class=\"specs\">139\u00a0<\/td>\n<td class=\"specs\">175\u00a0<\/td>\n<td class=\"specs\">203\u00a0<\/td>\n<td class=\"specs\">242\u00a0<\/td>\n<td class=\"specs\">250\u00a0<\/td>\n<td class=\"specs\">317\u00a0<\/td>\n<td class=\"specs\">341\u00a0<\/td>\n<td class=\"specs\">367\u00a0<\/td>\n<td class=\"specs\">432\u00a0<\/td>\n<td class=\"specs\">48<\/td>\n<td class=\"specs\">517<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">\u00a0<\/td>\n<td class=\"specs\">B<\/td>\n<td class=\"specs\">110\u00a0<\/td>\n<td class=\"specs\">134\u00a0<\/td>\n<td class=\"specs\">131\u00a0<\/td>\n<td class=\"specs\">150<\/td>\n<td class=\"specs\">170\u00a0<\/td>\n<td class=\"specs\">180\u00a0<\/td>\n<td class=\"specs\">210\u00a0<\/td>\n<td class=\"specs\">245\u00a0\u00a0<\/td>\n<td class=\"specs\">276\u00a0<\/td>\n<td class=\"specs\">328\u00a0<\/td>\n<td class=\"specs\">376\u00a0<\/td>\n<td class=\"specs\">407\u00a0<\/td>\n<td class=\"specs\">433\u00a0<\/td>\n<td class=\"specs\">508<\/td>\n<td class=\"specs\">560\u00a0<\/td>\n<td class=\"specs\">610<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">\u00a0<\/td>\n<td class=\"specs\">C<\/td>\n<td class=\"specs\">30\u00a0<\/td>\n<td class=\"specs\">30\u00a0<\/td>\n<td class=\"specs\">30\u00a0<\/td>\n<td class=\"specs\">30\u00a0<\/td>\n<td class=\"specs\">30\u00a0<\/td>\n<td class=\"specs\">30\u00a0<\/td>\n<td class=\"specs\">34\u00a0<\/td>\n<td class=\"specs\">34\u00a0<\/td>\n<td class=\"specs\">34\u00a0<\/td>\n<td class=\"specs\">40\u00a0<\/td>\n<td class=\"specs\">52\u00a0<\/td>\n<td class=\"specs\">52\u00a0<\/td>\n<td class=\"specs\">64\u00a0<\/td>\n<td class=\"specs\">70\u00a0<\/td>\n<td class=\"specs\">95<\/td>\n<td class=\"specs\">95<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">\u00a0<\/td>\n<td class=\"specs\">L<\/td>\n<td class=\"specs\">108\u00a0\u00a0<\/td>\n<td class=\"specs\">112\u00a0<\/td>\n<td class=\"specs\">114\u00a0<\/td>\n<td class=\"specs\">127\u00a0<\/td>\n<td class=\"specs\">140<\/td>\n<td class=\"specs\">140\u00a0<\/td>\n<td class=\"specs\">152\u00a0<\/td>\n<td class=\"specs\">178\u00a0\u00a0<\/td>\n<td class=\"specs\">178\u00a0<\/td>\n<td class=\"specs\">190\u00a0<\/td>\n<td class=\"specs\">216\u00a0<\/td>\n<td class=\"specs\">222\u00a0<\/td>\n<td class=\"specs\">229\u00a0<\/td>\n<td class=\"specs\">267\u00a0<\/td>\n<td class=\"specs\">292<\/td>\n<td class=\"specs\">305<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table class=\"product-table\" width=\"\">\n<tbody>\n<tr>\n<td class=\"specs\">DN<\/td>\n<td class=\"specs\">(mm)<\/p>\n<p>(inch)<\/p>\n<\/td>\n<td class=\"specs\">800\u00a0\u00a0<\/p>\n<p>32\u00a0<\/p>\n<\/td>\n<td class=\"specs\">900<\/p>\n<p>36\u00a0<\/p>\n<\/td>\n<td class=\"specs\">1000<\/p>\n<p>40\u00a0<\/p>\n<\/td>\n<td class=\"specs\">1200<\/p>\n<p>48\u00a0<\/p>\n<\/td>\n<td class=\"specs\">1300<\/p>\n<p>52\u00a0<\/p>\n<\/td>\n<td class=\"specs\">1350\u00a0<\/p>\n<p>54\u00a0<\/p>\n<\/td>\n<td class=\"specs\">1400<\/p>\n<p>56<\/p>\n<\/td>\n<td class=\"specs\">1500<\/p>\n<p>\u00a060\u00a0<\/p>\n<\/td>\n<td class=\"specs\">1600\u00a0<\/p>\n<p>64<\/p>\n<\/td>\n<td class=\"specs\">1800\u00a0<\/p>\n<p>72\u00a0<\/p>\n<\/td>\n<td class=\"specs\">2000\u00a0<\/p>\n<p>80\u00a0<\/p>\n<\/td>\n<td class=\"specs\">2200<\/p>\n<p>88\u00a0<\/p>\n<\/td>\n<td class=\"specs\">2400<\/p>\n<p>96\u00a0<\/p>\n<\/td>\n<td class=\"specs\">2600<\/p>\n<p>104\u00a0<\/p>\n<\/td>\n<td class=\"specs\">2800<\/p>\n<p>112<\/p>\n<\/td>\n<td class=\"specs\">3000<\/p>\n<p>120<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">\u00a0<\/td>\n<td class=\"specs\">A<\/td>\n<td class=\"specs\">544\u00a0<\/td>\n<td class=\"specs\">615\u00a0<\/td>\n<td class=\"specs\">669\u00a0<\/td>\n<td class=\"specs\">794\u00a0<\/td>\n<td class=\"specs\">968\u00a0<\/td>\n<td class=\"specs\">1066\u00a0<\/td>\n<td class=\"specs\">1066\u00a0<\/td>\n<td class=\"specs\">950\u00a0<\/td>\n<td class=\"specs\">1054\u00a0<\/td>\n<td class=\"specs\">1164\u00a0<\/td>\n<td class=\"specs\">1363\u00a0<\/td>\n<td class=\"specs\">1445\u00a0<\/td>\n<td class=\"specs\">1610\u00a0<\/td>\n<td class=\"specs\">1795\u00a0<\/td>\n<td class=\"specs\">1900\u00a0<\/td>\n<td class=\"specs\">2040<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">\u00a0<\/td>\n<td class=\"specs\">B<\/td>\n<td class=\"specs\">620\u00a0<\/td>\n<td class=\"specs\">692\u00a0\u00a0<\/td>\n<td class=\"specs\">735\u00a0<\/td>\n<td class=\"specs\">917\u00a0<\/td>\n<td class=\"specs\">990<\/td>\n<td class=\"specs\">1046\u00a0<\/td>\n<td class=\"specs\">1000\u00a0<\/td>\n<td class=\"specs\">1050\u00a0<\/td>\n<td class=\"specs\">1150\u00a0<\/td>\n<td class=\"specs\">1200\u00a0<\/td>\n<td class=\"specs\">1360\u00a0<\/td>\n<td class=\"specs\">1500\u00a0<\/td>\n<td class=\"specs\">1650\u00a0<\/td>\n<td class=\"specs\">1780\u00a0<\/td>\n<td class=\"specs\">1900\u00a0<\/td>\n<td class=\"specs\">2070<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">\u00a0<\/td>\n<td class=\"specs\">C<\/td>\n<td class=\"specs\">95\u00a0<\/td>\n<td class=\"specs\">130\u00a0<\/td>\n<td class=\"specs\">130\u00a0<\/td>\n<td class=\"specs\">150\u00a0<\/td>\n<td class=\"specs\">200\u00a0<\/td>\n<td class=\"specs\">200\u00a0<\/td>\n<td class=\"specs\">200\u00a0<\/td>\n<td class=\"specs\">200<\/td>\n<td class=\"specs\">200\u00a0<\/td>\n<td class=\"specs\">200\u00a0<\/td>\n<td class=\"specs\">200\u00a0<\/td>\n<td class=\"specs\">300\u00a0<\/td>\n<td class=\"specs\">300\u00a0<\/td>\n<td class=\"specs\">300\u00a0<\/td>\n<td class=\"specs\">300\u00a0\u00a0<\/td>\n<td class=\"specs\">350<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">\u00a0<\/td>\n<td class=\"specs\">L<\/td>\n<td class=\"specs\">318\u00a0<\/td>\n<td class=\"specs\">330\u00a0<\/td>\n<td class=\"specs\">410<\/td>\n<td class=\"specs\">470<\/td>\n<td class=\"specs\">490\u00a0<\/td>\n<td class=\"specs\">490\u00a0<\/td>\n<td class=\"specs\">530\u00a0<\/td>\n<td class=\"specs\">570\u00a0<\/td>\n<td class=\"specs\">600\u00a0<\/td>\n<td class=\"specs\">600\u00a0<\/td>\n<td class=\"specs\">760\u00a0<\/td>\n<td class=\"specs\">636\/800\u00a0<\/td>\n<td class=\"specs\">850\u00a0<\/td>\n<td class=\"specs\">900<\/td>\n<td class=\"specs\">950<\/td>\n<td class=\"specs\">1000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\t\t<\/div>\n\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-635180692\">\n\n\t<div id=\"col-198514467\" class=\"col small-12 large-12\"  >\n\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<p><strong>Cast Iron 1-Stage Worm Gear and Hand Wheel<\/strong><br \/><strong>Carbon Steel Gear Box Shaft<\/strong><\/p>\n\t\t<\/div>\n\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-2131606545\" class=\"col medium-6 small-12 large-6\"  >\n\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1187640768\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img width=\"761\" height=\"350\" src=\"https:\/\/www.fivalco.com\/cn\/wp-content\/uploads\/sites\/2\/2020\/10\/F13A1.png\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/www.fivalco.com\/cn\/wp-content\/uploads\/sites\/2\/2020\/10\/F13A1.png 761w, https:\/\/www.fivalco.com\/cn\/wp-content\/uploads\/sites\/2\/2020\/10\/F13A1-600x276.png 600w\" sizes=\"(max-width: 761px) 100vw, 761px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1187640768 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1747207264\" class=\"col medium-6 small-12 large-6\"  >\n\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<table class=\"product-table\">\n<tbody>\n<tr>\n<td class=\"specs\">VALVE DIAMETER<\/td>\n<td class=\"specs\">D1<\/td>\n<td class=\"specs\">\u00f8<\/td>\n<td class=\"specs\">H<\/td>\n<td class=\"specs\">H1<\/td>\n<td class=\"specs\">L1<\/td>\n<td class=\"specs\">L2<\/td>\n<td class=\"specs\">L3<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">DN50 &#8211; DN150<\/td>\n<td class=\"specs\">108<\/td>\n<td class=\"specs\">145<\/td>\n<td class=\"specs\">65<\/td>\n<td class=\"specs\">113<\/td>\n<td class=\"specs\">212<\/td>\n<td class=\"specs\">45<\/td>\n<td class=\"specs\">129<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">DN200 &#8211; DN250<\/td>\n<td class=\"specs\">146<\/td>\n<td class=\"specs\">285<\/td>\n<td class=\"specs\">70<\/td>\n<td class=\"specs\">182<\/td>\n<td class=\"specs\">305<\/td>\n<td class=\"specs\">62<\/td>\n<td class=\"specs\">171<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">DN300 &#8211; DN350<\/td>\n<td class=\"specs\">165<\/td>\n<td class=\"specs\">285<\/td>\n<td class=\"specs\">77<\/td>\n<td class=\"specs\">182<\/td>\n<td class=\"specs\">300<\/td>\n<td class=\"specs\">85<\/td>\n<td class=\"specs\">198<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">DN400 &#8211; DN 450<\/td>\n<td class=\"specs\">234<\/td>\n<td class=\"specs\">385<\/td>\n<td class=\"specs\">103<\/td>\n<td class=\"specs\">247<\/td>\n<td class=\"specs\">423<\/td>\n<td class=\"specs\">120<\/td>\n<td class=\"specs\">280<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">DN500 &#8211; DN600<\/td>\n<td class=\"specs\">276<\/td>\n<td class=\"specs\">385<\/td>\n<td class=\"specs\">143<\/td>\n<td class=\"specs\">270<\/td>\n<td class=\"specs\">490<\/td>\n<td class=\"specs\">122<\/td>\n<td class=\"specs\">316<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\t\t<\/div>\n\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-215398073\">\n\n\t<div id=\"col-906659100\" class=\"col small-12 large-12\"  >\n\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<p><strong>Cast Iron 2-Stage Worm Gear and Hand Wheel<\/strong><br \/><strong>Carbon Steel Gear Box Shaft <\/strong><\/p>\n\t\t<\/div>\n\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1983302884\" class=\"col medium-6 small-12 large-6\"  >\n\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1565978635\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img width=\"765\" height=\"333\" src=\"https:\/\/www.fivalco.com\/cn\/wp-content\/uploads\/sites\/2\/2020\/10\/F13A2.png\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/www.fivalco.com\/cn\/wp-content\/uploads\/sites\/2\/2020\/10\/F13A2.png 765w, https:\/\/www.fivalco.com\/cn\/wp-content\/uploads\/sites\/2\/2020\/10\/F13A2-600x261.png 600w\" sizes=\"(max-width: 765px) 100vw, 765px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1565978635 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-247821934\" class=\"col medium-6 small-12 large-6\"  >\n\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<table class=\"product-table\">\n<tbody>\n<tr>\n<td class=\"specs\">VALVE DIAMETER<\/td>\n<td class=\"specs\">D1<\/td>\n<td class=\"specs\">\u00f8<\/td>\n<td class=\"specs\">H<\/td>\n<td class=\"specs\">H1<\/td>\n<td class=\"specs\">L1<\/td>\n<td class=\"specs\">L2<\/td>\n<td class=\"specs\">L3<\/td>\n<td class=\"specs\">L4<\/td>\n<td class=\"specs\">L5<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">DN400 &#8211; DN450<\/td>\n<td class=\"specs\">197<\/td>\n<td class=\"specs\">285<\/td>\n<td class=\"specs\">125<\/td>\n<td class=\"specs\">271<\/td>\n<td class=\"specs\">107<\/td>\n<td class=\"specs\">100<\/td>\n<td class=\"specs\">156<\/td>\n<td class=\"specs\">168<\/td>\n<td class=\"specs\">107<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">DN500<\/td>\n<td class=\"specs\">197<\/td>\n<td class=\"specs\">285<\/td>\n<td class=\"specs\">124<\/td>\n<td class=\"specs\">276<\/td>\n<td class=\"specs\">107<\/td>\n<td class=\"specs\">100<\/td>\n<td class=\"specs\">160<\/td>\n<td class=\"specs\">175<\/td>\n<td class=\"specs\">107<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">DN600<\/td>\n<td class=\"specs\">276<\/td>\n<td class=\"specs\">385<\/td>\n<td class=\"specs\">136<\/td>\n<td class=\"specs\">330<\/td>\n<td class=\"specs\">131<\/td>\n<td class=\"specs\">125<\/td>\n<td class=\"specs\">160<\/td>\n<td class=\"specs\">193<\/td>\n<td class=\"specs\">131<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">DN700 &#8211; DN 750<\/td>\n<td class=\"specs\">300<\/td>\n<td class=\"specs\">425<\/td>\n<td class=\"specs\">158<\/td>\n<td class=\"specs\">373<\/td>\n<td class=\"specs\">173<\/td>\n<td class=\"specs\">162<\/td>\n<td class=\"specs\">197<\/td>\n<td class=\"specs\">244.5<\/td>\n<td class=\"specs\">173<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">DN800 &#8211; DN900<\/td>\n<td class=\"specs\">300<\/td>\n<td class=\"specs\">425<\/td>\n<td class=\"specs\">149<\/td>\n<td class=\"specs\">378<\/td>\n<td class=\"specs\">146<\/td>\n<td class=\"specs\">140<\/td>\n<td class=\"specs\">197<\/td>\n<td class=\"specs\">230<\/td>\n<td class=\"specs\">146<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">DN1000 &#8211; DN1100<\/td>\n<td class=\"specs\">300<\/td>\n<td class=\"specs\">425<\/td>\n<td class=\"specs\">185<\/td>\n<td class=\"specs\">409<\/td>\n<td class=\"specs\">201<\/td>\n<td class=\"specs\">196<\/td>\n<td class=\"specs\">203<\/td>\n<td class=\"specs\">279<\/td>\n<td class=\"specs\">201<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">DN1200<\/td>\n<td class=\"specs\">350<\/td>\n<td class=\"specs\">425<\/td>\n<td class=\"specs\">216<\/td>\n<td class=\"specs\">423<\/td>\n<td class=\"specs\">185<\/td>\n<td class=\"specs\">240<\/td>\n<td class=\"specs\">203<\/td>\n<td class=\"specs\">311<\/td>\n<td class=\"specs\">255<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">DN1400<\/td>\n<td class=\"specs\">415<\/td>\n<td class=\"specs\">510<\/td>\n<td class=\"specs\">267<\/td>\n<td class=\"specs\">553<\/td>\n<td class=\"specs\">208<\/td>\n<td class=\"specs\">345<\/td>\n<td class=\"specs\">258<\/td>\n<td class=\"specs\">435<\/td>\n<td class=\"specs\">355<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">DN1600<\/td>\n<td class=\"specs\">470<\/td>\n<td class=\"specs\">510<\/td>\n<td class=\"specs\">312<\/td>\n<td class=\"specs\">562<\/td>\n<td class=\"specs\">316<\/td>\n<td class=\"specs\">410<\/td>\n<td class=\"specs\">237<\/td>\n<td class=\"specs\">450<\/td>\n<td class=\"specs\">425<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">DN1800<\/td>\n<td class=\"specs\">560<\/td>\n<td class=\"specs\">510<\/td>\n<td class=\"specs\">326<\/td>\n<td class=\"specs\">570<\/td>\n<td class=\"specs\">360<\/td>\n<td class=\"specs\">460<\/td>\n<td class=\"specs\">237<\/td>\n<td class=\"specs\">466<\/td>\n<td class=\"specs\">475<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">DN2000<\/td>\n<td class=\"specs\">650<\/td>\n<td class=\"specs\">600<\/td>\n<td class=\"specs\">48<\/td>\n<td class=\"specs\">240<\/td>\n<td class=\"specs\">410<\/td>\n<td class=\"specs\">602<\/td>\n<td class=\"specs\">265<\/td>\n<td class=\"specs\">725<\/td>\n<td class=\"specs\">630<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">DN2200 &#8211; DN2400<\/td>\n<td class=\"specs\">800<\/td>\n<td class=\"specs\">600<\/td>\n<td class=\"specs\">570<\/td>\n<td class=\"specs\">240<\/td>\n<td class=\"specs\">442<\/td>\n<td class=\"specs\">696<\/td>\n<td class=\"specs\">364<\/td>\n<td class=\"specs\">742<\/td>\n<td class=\"specs\">726<\/td>\n<\/tr>\n<tr>\n<td class=\"specs\">DN2600 &#8211; DN3000<\/td>\n<td class=\"specs\">800<\/td>\n<td class=\"specs\">600<\/td>\n<td class=\"specs\">520<\/td>\n<td class=\"specs\">240<\/td>\n<td class=\"specs\">438<\/td>\n<td class=\"specs\">768<\/td>\n<td class=\"specs\">364<\/td>\n<td class=\"specs\">742<\/td>\n<td class=\"specs\">726<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\t\t<\/div>\n\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-2085420928\">\n\n\t<div id=\"col-203254319\" class=\"col small-12 large-12\"  >\n\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h3>INSTALLATION &amp; OPERATION GUIDE<\/h3>\n<ol>\n<li>Ensure sufficient space for valves for easy installation, operation, maintenance and replacement.<\/li>\n<li>Verify the valves are suitable for the operating condition such as medium, operating pressure \/ temperature, etc.<\/li>\n<li>Check the I.D. of the flange and pipe to ensure free disc movement.<\/li>\n<li>Valves shall be mounted on flanges only after the counter flanges have been welded to pipe and cooled down to the atmospheric<br \/>\ntemperature. Welding heat may damage the rubber seat of the valves. Never weld the flanges with valves installed. No gasket is<br \/>\nrequired for installation of rubber seated butterfly valves.<\/li>\n<li>Position the valves carefully between flanges. Accurate centering between flanges is essential to prevent any damages and<br \/>\nproblems during operation.<\/li>\n<li>Valves should be installed by placing bolts through the hole and tightening carefully, ensuring even contact between the flange<br \/>\nand seat. Too tight of space may cause damages to the seat and should be avoided.<\/li>\n<li>Cross tighten all the bolts diagonally to distribute the loads evenly over the valves.<\/li>\n<li>Turning the valves to ensure sufficient disc clearance.<\/li>\n<li>Valves equipped with manual operators must be operated manually. Excessive external force on the operation of valve may<br \/>\ndamage the valve and \/ or operator.<\/li>\n<\/ol>\n\t\t<\/div>\n\t\t\t<\/div>\n\n\t\n<\/div>\n","protected":false},"excerpt":{"rendered":"<h3>PN16 Fig No.: F13<\/h3>\n<h4>FEATURES &amp; SPECIFICATIONS<\/h4>\n<ul>\n<li>Concentric double flange<\/li>\n<li>Comply with BS EN593 \/ BS 5155 (Double flange short body) \/ ISO<br \/>\n5752 \/ EN 558-1 Basic Series 13 (Double flange short body) \/ MSS<br \/>\nSP-67<\/li>\n<li>\u00a0Flange drilled to BS 4504 PN16 \/ EN1092-2 PN16 \/ ANSI CLASS 150<br \/>\n\/ JIS10K \/ AS 2129 TABLE E (Specify on order)<\/li>\n<\/ul>\n","protected":false},"featured_media":425,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_cat":[17,18],"product_tag":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u53cc\u6cd5\u5170\u8776\u9600 - Fivalco<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.fivalco.com\/cn\/product\/double-flange-butterfly-valve\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u53cc\u6cd5\u5170\u8776\u9600 - Fivalco\" \/>\n<meta property=\"og:description\" content=\"PN16 Fig No.: F13 FEATURES &amp; SPECIFICATIONS   Concentric double flange  Comply with BS EN593 \/ BS 5155 (Double flange short body) \/ ISO 5752 \/ EN 558-1 Basic Series 13 (Double flange short body) \/ MSS SP-67  \u00a0Flange drilled to BS 4504 PN16 \/ EN1092-2 PN16 \/ ANSI CLASS 150 \/ JIS10K \/ AS 2129 TABLE E (Specify on order)\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.fivalco.com\/cn\/product\/double-flange-butterfly-valve\/\" \/>\n<meta property=\"og:site_name\" content=\"Fivalco\" \/>\n<meta property=\"article:modified_time\" content=\"2021-06-02T05:26:49+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.fivalco.com\/cn\/wp-content\/uploads\/sites\/2\/2020\/10\/F13A.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"700\" \/>\n\t<meta property=\"og:image:height\" content=\"700\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"fivalcoadmin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data1\" content=\"2\u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.fivalco.com\/cn\/#website\",\"url\":\"https:\/\/www.fivalco.com\/cn\/\",\"name\":\"Fivalco\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.fivalco.com\/cn\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-CN\"},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-CN\",\"@id\":\"https:\/\/www.fivalco.com\/cn\/product\/double-flange-butterfly-valve\/#primaryimage\",\"url\":\"https:\/\/www.fivalco.com\/cn\/wp-content\/uploads\/sites\/2\/2020\/10\/F13A.jpg\",\"contentUrl\":\"https:\/\/www.fivalco.com\/cn\/wp-content\/uploads\/sites\/2\/2020\/10\/F13A.jpg\",\"width\":700,\"height\":700},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.fivalco.com\/cn\/product\/double-flange-butterfly-valve\/#webpage\",\"url\":\"https:\/\/www.fivalco.com\/cn\/product\/double-flange-butterfly-valve\/\",\"name\":\"\u53cc\u6cd5\u5170\u8776\u9600 - Fivalco\",\"isPartOf\":{\"@id\":\"https:\/\/www.fivalco.com\/cn\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.fivalco.com\/cn\/product\/double-flange-butterfly-valve\/#primaryimage\"},\"datePublished\":\"2020-10-26T10:02:45+00:00\",\"dateModified\":\"2021-06-02T05:26:49+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.fivalco.com\/cn\/product\/double-flange-butterfly-valve\/#breadcrumb\"},\"inLanguage\":\"zh-CN\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.fivalco.com\/cn\/product\/double-flange-butterfly-valve\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.fivalco.com\/cn\/product\/double-flange-butterfly-valve\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.fivalco.com\/cn\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u4ea7\u54c1\",\"item\":\"https:\/\/www.fivalco.com\/cn\/shop\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"\u53cc\u6cd5\u5170\u8776\u9600\"}]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u53cc\u6cd5\u5170\u8776\u9600 - Fivalco","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.fivalco.com\/cn\/product\/double-flange-butterfly-valve\/","og_locale":"zh_CN","og_type":"article","og_title":"\u53cc\u6cd5\u5170\u8776\u9600 - Fivalco","og_description":"PN16 Fig No.: F13 FEATURES &amp; 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