{"id":702,"date":"2026-07-23T17:49:27","date_gmt":"2026-07-23T09:49:27","guid":{"rendered":"https:\/\/www.bihec.com\/okeefe\/?p=702"},"modified":"2026-07-23T17:49:27","modified_gmt":"2026-07-23T09:49:27","slug":"okeefe%e7%b2%be%e5%af%86%e9%87%91%e5%b1%9e%e8%8a%82%e6%b5%81%e5%ad%94-%e8%bd%ac%e6%8d%a2%e6%8e%a5%e5%a4%b4%ef%bc%8c%e5%80%92%e5%88%ba%e8%bd%af%e7%ae%a1%e7%ab%af-x-npt-%e9%94%a5","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/okeefe\/okeefe%e7%b2%be%e5%af%86%e9%87%91%e5%b1%9e%e8%8a%82%e6%b5%81%e5%ad%94-%e8%bd%ac%e6%8d%a2%e6%8e%a5%e5%a4%b4%ef%bc%8c%e5%80%92%e5%88%ba%e8%bd%af%e7%ae%a1%e7%ab%af-x-npt-%e9%94%a5\/","title":{"rendered":"O&#8217;keefe\u7cbe\u5bc6\u91d1\u5c5e\u8282\u6d41\u5b54 \u2014 \u8f6c\u6362\u63a5\u5934\uff0c\u5012\u523a\u8f6f\u7ba1\u7aef \u00d7 NPT \u9525\u7ba1\u5916\u87ba\u7eb9 \u5de5\u4e1a\u7ba1\u8def\u5bc6\u5c01\u87ba\u7eb9"},"content":{"rendered":"<div>\n<h1><a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/%e7%b2%be%e5%af%86%e9%87%91%e5%b1%9e%e8%8a%82%e6%b5%81%e5%ad%94\/\" title=\"View all posts in \u7cbe\u5bc6\u91d1\u5c5e\u8282\u6d41\u5b54\" target=\"_blank\">\u7cbe\u5bc6\u91d1\u5c5e\u8282\u6d41\u5b54<\/a> \u2014 <a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/%e8%bd%ac%e6%8d%a2%e6%8e%a5%e5%a4%b4\/\" title=\"View all posts in \u8f6c\u6362\u63a5\u5934\" target=\"_blank\">\u8f6c\u6362\u63a5\u5934<\/a>\uff0c<a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/%e5%80%92%e5%88%ba%e8%bd%af%e7%ae%a1%e7%ab%af-x-npt-%e9%94%a5%e7%ae%a1%e5%a4%96%e8%9e%ba%e7%ba%b9\/\" title=\"View all posts in \u5012\u523a\u8f6f\u7ba1\u7aef \u00d7 NPT \u9525\u7ba1\u5916\u87ba\u7eb9\" target=\"_blank\">\u5012\u523a\u8f6f\u7ba1\u7aef \u00d7 NPT \u9525\u7ba1\u5916\u87ba\u7eb9<\/a><\/h1>\n<\/div>\n<div>\n<div>\u4ea7\u54c1\u91c7\u7528\u5b9e\u5fc3\u91d1\u5c5e\u4e00\u4f53\u6210\u578b\u7ed3\u6784\u3002<a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/%e8%8a%82%e6%b5%81%e5%ad%94\/\" title=\"View all posts in \u8282\u6d41\u5b54\" target=\"_blank\">\u8282\u6d41\u5b54<\/a>\u7ecf\u8fc7\u7cbe\u5bc6\u673a\u52a0\u5de5\u3001\u5f7b\u5e95\u6e05\u6d01\uff0c\u5e76\u6309\u7167\u4e25\u82db\u6807\u51c6\u5b8c\u6210\u6d41\u91cf\u6d4b\u8bd5\u3002\u8282\u6d41<a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/%e5%ad%94%e5%be%84\/\" title=\"View all posts in \u5b54\u5f84\" target=\"_blank\">\u5b54\u5f84<\/a>\u8303\u56f4 0.004 \u82f1\u5bf8\u81f3 0.063 \u82f1\u5bf8\uff0c\u53ef\u6309\u9700\u5b9a\u5236\u7279\u6b8a\u89c4\u683c\u3002<\/div>\n<\/div>\n<div>\n<div>\n<h3>\u4e09\u6b3e\u7ed3\u6784\u7b80\u8981\u533a\u5206<\/h3>\n<\/div>\n<div>\n<ul>\n<li>T \u7cfb\u5217\uff1a\u4e24\u7aef\u5747\u4e3a\u8f6f\u7ba1\u5012\u523a<\/li>\n<li>M \u7cfb\u5217\uff1a\u8f6f\u7ba1\u5012\u523a \u00d7 <a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/10-32-unf\/\" title=\"View all posts in 10-32 UNF\" target=\"_blank\">10-32 UNF<\/a> \u7ec6\u7259\u5916\u87ba\u7eb9\uff08\u5fae\u578b\u87ba\u7eb9\uff09<\/li>\n<li>NPT \u7cfb\u5217\uff1a\u8f6f\u7ba1\u5012\u523a \u00d7 <a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/npt-%e9%94%a5%e7%ae%a1%e5%a4%96%e8%9e%ba%e7%ba%b9\/\" title=\"View all posts in NPT \u9525\u7ba1\u5916\u87ba\u7eb9\" target=\"_blank\">NPT \u9525\u7ba1\u5916\u87ba\u7eb9<\/a>\uff08\u5de5\u4e1a\u7ba1\u8def\u5bc6\u5c01\u87ba\u7eb9\uff09<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<p>\u9ec4\u94dc\u6750\u8d28\uff0c\u6700\u5927\u8010\u538b 100 psig\uff0c\u5747\u65e0\u5185\u7f6e\u6ee4\u7f51<\/p>\n<p>&nbsp;<\/p>\n<table>\n<thead>\n<tr>\n<th>\u96f6\u4ef6\u7f16\u53f7<\/th>\n<th>\u8282\u6d41\u5b54\u76f4\u5f84<\/th>\n<th>\u6750\u8d28<\/th>\n<th>\u6d41\u91cf\u7cfb\u6570 Cv<\/th>\n<th><a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/%e6%8e%a5%e5%a4%b4\/\" title=\"View all posts in \u63a5\u5934\" target=\"_blank\">\u63a5\u5934<\/a>\u6700\u5927\u8010\u538b<\/th>\n<th>\u5185\u7f6e\u6ee4\u7f51<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>B<a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/t-4-br\/\" title=\"View all posts in T-4-BR\" target=\"_blank\">T-4-BR<\/a><\/td>\n<td>0.0039 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.00035<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td>BT-5-BR<\/td>\n<td>0.0051 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.00061<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td>BT-6-BR<\/td>\n<td>0.0059 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.00086<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td>BT-7-BR<\/td>\n<td>0.0071 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.0012<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/bt-8-br\/\" title=\"View all posts in BT-8-BR\" target=\"_blank\">BT-8-BR<\/a><\/td>\n<td>0.0079 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.00<a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/15\/\" title=\"View all posts in 15\" target=\"_blank\">15<\/a><\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td>BT-9-BR<\/td>\n<td>0.0091 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.0019<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td>B<a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/t-10-br\/\" title=\"View all posts in T-10-BR\" target=\"_blank\">T-10-BR<\/a><\/td>\n<td>0.0102 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.0025<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td>BT-11-BR<\/td>\n<td>0.011 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.0028<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td>BT-12-BR<\/td>\n<td>0.0122 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.0034<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td>BT-13-BR<\/td>\n<td>0.013 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.0038<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td>BT-14-BR<\/td>\n<td>0.0142 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.0043<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td>BT-15-BR<\/td>\n<td>0.015 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.005<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td>BT-16-BR<\/td>\n<td>0.016 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.0055<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td>BT-17-BR<\/td>\n<td>0.017 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.0067<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td>B<a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/t-18-br\/\" title=\"View all posts in T-18-BR\" target=\"_blank\">T-18-BR<\/a><\/td>\n<td>0.018 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.0073<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td>BT-19-BR<\/td>\n<td>0.019 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.008<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td>BT-20-BR<\/td>\n<td>0.02 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.0088<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td>BT-21-BR<\/td>\n<td>0.021 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.0096<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td>BT-22-BR<\/td>\n<td>0.022 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.011<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td>BT-27-BR<\/td>\n<td>0.027 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.017<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<tr>\n<td>BT-28-BR<\/td>\n<td>0.028 \u82f1\u5bf8<\/td>\n<td>\u9ec4\u94dc<\/td>\n<td>0.018<\/td>\n<td>100 psig<\/td>\n<td>\u65e0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p id=\"upSbiOE\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone  wp-image-704 \" src=\"https:\/\/www.bihec.com\/okeefe\/wp-content\/uploads\/sites\/1490\/2026\/07\/img_6a61e35058312.png\" alt=\"\" width=\"414\" height=\"271\" srcset=\"https:\/\/www.bihec.com\/okeefe\/wp-content\/uploads\/sites\/1490\/2026\/07\/img_6a61e35058312.png 665w, https:\/\/www.bihec.com\/okeefe\/wp-content\/uploads\/sites\/1490\/2026\/07\/img_6a61e35058312-300x196.png 300w, https:\/\/www.bihec.com\/okeefe\/wp-content\/uploads\/sites\/1490\/2026\/07\/img_6a61e35058312-500x327.png 500w\" sizes=\"(max-width: 414px) 100vw, 414px\" \/><\/p>\n<p id=\"XWotqYt\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone  wp-image-703 \" src=\"https:\/\/www.bihec.com\/okeefe\/wp-content\/uploads\/sites\/1490\/2026\/07\/img_6a61e3414224a.png\" alt=\"\" width=\"363\" height=\"331\" srcset=\"https:\/\/www.bihec.com\/okeefe\/wp-content\/uploads\/sites\/1490\/2026\/07\/img_6a61e3414224a.png 438w, https:\/\/www.bihec.com\/okeefe\/wp-content\/uploads\/sites\/1490\/2026\/07\/img_6a61e3414224a-300x273.png 300w\" sizes=\"(max-width: 363px) 100vw, 363px\" \/><\/p>\n<br><div class=\"tagcloud\"><a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/bt-8-br\/\" class=\"tag-cloud-link tag-link-0 tag-link-position-1\" style=\"font-size: 8pt;\" aria-label=\"BT-8-BR (1\u4e2a\u9879\u76ee)\">BT-8-BR<\/a>\n<a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/npt-%e9%94%a5%e7%ae%a1%e5%a4%96%e8%9e%ba%e7%ba%b9\/\" class=\"tag-cloud-link tag-link-1 tag-link-position-2\" style=\"font-size: 8pt;\" aria-label=\"NPT \u9525\u7ba1\u5916\u87ba\u7eb9 (1\u4e2a\u9879\u76ee)\">NPT \u9525\u7ba1\u5916\u87ba\u7eb9<\/a>\n<a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/okeefe\/\" class=\"tag-cloud-link tag-link-3 tag-link-position-3\" style=\"font-size: 19.588888888889pt;\" aria-label=\"O&#039;KEEFE (61\u4e2a\u9879\u76ee)\">O&#039;KEEFE<\/a>\n<a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/okeefe-controls\/\" class=\"tag-cloud-link tag-link-4 tag-link-position-4\" style=\"font-size: 22pt;\" aria-label=\"O&#039;Keefe Controls (125\u4e2a\u9879\u76ee)\">O&#039;Keefe Controls<\/a>\n<a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/okeefe-controls-co\/\" class=\"tag-cloud-link tag-link-5 tag-link-position-5\" style=\"font-size: 20.211111111111pt;\" aria-label=\"O&#039;Keefe Controls Co. (73\u4e2a\u9879\u76ee)\">O&#039;Keefe Controls Co.<\/a>\n<a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/okeefe%e7%b2%be%e5%af%86%e9%87%91%e5%b1%9e%e8%8a%82%e6%b5%81%e5%ad%94\/\" class=\"tag-cloud-link tag-link-6 tag-link-position-6\" style=\"font-size: 18.966666666667pt;\" aria-label=\"O&#039;keefe\u7cbe\u5bc6\u91d1\u5c5e\u8282\u6d41\u5b54 (50\u4e2a\u9879\u76ee)\">O&#039;keefe\u7cbe\u5bc6\u91d1\u5c5e\u8282\u6d41\u5b54<\/a>\n<a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/o-keefe-controls\/\" class=\"tag-cloud-link tag-link-2 tag-link-position-7\" style=\"font-size: 19.744444444444pt;\" aria-label=\"O Keefe controls (63\u4e2a\u9879\u76ee)\">O Keefe controls<\/a>\n<a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/okeefe%e6%8e%a5%e5%a4%b4\/\" class=\"tag-cloud-link tag-link-7 tag-link-position-8\" style=\"font-size: 17.411111111111pt;\" aria-label=\"O\u2019Keefe\u63a5\u5934 (31\u4e2a\u9879\u76ee)\">O\u2019Keefe\u63a5\u5934<\/a>\n<a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/%e5%80%92%e5%88%ba%e8%bd%af%e7%ae%a1%e7%ab%af-x-npt-%e9%94%a5%e7%ae%a1%e5%a4%96%e8%9e%ba%e7%ba%b9\/\" class=\"tag-cloud-link tag-link-8 tag-link-position-9\" style=\"font-size: 8pt;\" aria-label=\"\u5012\u523a\u8f6f\u7ba1\u7aef \u00d7 NPT \u9525\u7ba1\u5916\u87ba\u7eb9 (1\u4e2a\u9879\u76ee)\">\u5012\u523a\u8f6f\u7ba1\u7aef \u00d7 NPT \u9525\u7ba1\u5916\u87ba\u7eb9<\/a>\n<a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/%e5%80%92%e5%88%ba%e8%bd%af%e7%ae%a1%e7%ab%af-%e8%bd%ac%e6%8d%a2%e6%8e%a5%e5%a4%b4\/\" class=\"tag-cloud-link tag-link-9 tag-link-position-10\" style=\"font-size: 8pt;\" aria-label=\"\u5012\u523a\u8f6f\u7ba1\u7aef \u8f6c\u6362\u63a5\u5934 (1\u4e2a\u9879\u76ee)\">\u5012\u523a\u8f6f\u7ba1\u7aef \u8f6c\u6362\u63a5\u5934<\/a>\n<a href=\"https:\/\/www.bihec.com\/okeefe\/tag\/%e8%bd%ac%e6%8d%a2%e6%8e%a5%e5%a4%b4\/\" class=\"tag-cloud-link tag-link-10 tag-link-position-11\" style=\"font-size: 10.333333333333pt;\" 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