{"id":4462,"date":"2026-03-25T03:26:15","date_gmt":"2026-03-25T03:26:15","guid":{"rendered":"https:\/\/hydrathpower.com\/?p=4462"},"modified":"2026-03-25T03:26:15","modified_gmt":"2026-03-25T03:26:15","slug":"%e6%b6%b2%e5%a3%93%e8%9e%ba%e7%b4%8b-bsp-vs-npt-vs-%e5%85%ac%e5%88%b6%e8%ad%98%e5%88%a5","status":"publish","type":"post","link":"https:\/\/hydrathpower.com\/zh_tw\/hydraulic-threads-bsp-vs-npt-vs-metric-identification\/","title":{"rendered":"\u6db2\u58d3\u87ba\u7d0b\uff1aBSP vs NPT vs \u516c\u5236\u8b58\u5225"},"content":{"rendered":"<article>\n<h2><span style=\"font-size: 1.7em;\">\u5b9a\u7fa9<\/span><\/h2>\n<section id=\"definition-en\">\u87ba\u7d0b\u662f\u7528\u65bc\u7d44\u88dd\u548c\u5bc6\u5c01\u5143\u4ef6\u7684\u87ba\u65cb\u69fd\u3002\u5728\u6db2\u58d3\u7cfb\u7d71\u4e2d\uff0c\u87ba\u7d0b\u51fa\u73fe\u5728\u63a5\u982d\u548c\u9023\u63a5\u57e0\u4e0a\uff0c\u63d0\u4f9b\u6a5f\u68b0\u7dca\u56fa\u529f\u80fd\uff0c\u642d\u914d\u9069\u7576\u7684\u8f2a\u5ed3\u6216\u5bc6\u5c01\u5143\u4ef6\uff0c\u53ef\u5728\u58d3\u529b\u4e0b\u9054\u5230\u7121\u6d29\u6f0f\u7684\u9023\u63a5\u3002.<\/section>\n<h2>\u5982\u4f55\u8b58\u5225<\/h2>\n<ol>\n<li>\u6e2c\u91cf\u76f4\u5f91\uff1a\u4f7f\u7528\u5361\u5c3a\u6e2c\u91cf\u4e3b\u8981\u76f4\u5f91\/\u6b21\u8981\u76f4\u5f91 (OD\/ID)\uff0c\u55ae\u4f4d\u4fdd\u6301\u4e00\u81f4 (mm \u6216 inch)\u3002.<\/li>\n<li>\u78ba\u5b9a\u87ba\u8ddd\uff1a\u4f7f\u7528\u87ba\u8ddd\u898f\uff1b\u5340\u5206 TPI\uff08\u82f1\u5236\uff09\u8207 mm\uff08\u516c\u5236\uff09\u3002.<\/li>\n<li>\u6aa2\u67e5\u65b9\u5411\uff1a\u53f3\u65cb vs \u5de6\u65cb\uff1b\u8003\u616e\u53cd\u5411\u8ca0\u8f09\u61c9\u7528\u3002.<\/li>\n<li>\u8b58\u5225\u9310\u5ea6\u8207\u5e73\u884c\u5ea6\uff1a\u91cf\u6e2c\u5e7e\u500b\u6ce2\u5cf0\u7684\u5916\u5f91\uff1b\u5916\u5f91\u8b8a\u5316\u8868\u793a\u9310\u5ea6\uff1b\u5916\u5f91\u4e0d\u8b8a\u8868\u793a\u5e73\u884c\u5ea6\u3002.<\/li>\n<li>\u5730\u5716\u81f3\u6a19\u6e96\u8207\u5bc6\u5c01\uff1a <a href=\"https:\/\/cdn.standards.iteh.ai\/samples\/33777\/842b7c5409454ceba69c7dad9c308be1\/ISO-228-1-2000.pdf\">BSPP (ISO 228-1)<\/a> \u5e73\u884c\u4f7f\u7528\u588a\u5708\/\u7c98\u63a5\u5bc6\u5c01\uff1bBSPT (ISO 7-1)\/NPT (ASME B1.20.1) \u9310\u5f62\u9700\u8981\u5bc6\u5c01\u5291\uff1b\u516c\u5236 (ISO 261\/724\/965) \u548c SAE O \u5f62\u74b0\u7aef\u53e3 (ISO 11926\/SAE J1926) \u4f7f\u7528 O \u5f62\u74b0\u3002.<br \/>\n<img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/measure-thread-pitch-_-TPI-vs-mm-300x202.jpg\" class=\"alignnone wp-image-4465 lazyload\" alt=\"\u6e2c\u91cf\u87ba\u7d0b\u9593\u8ddd _ TPI vs mm\" width=\"175\" height=\"118\"><noscript><img decoding=\"async\" class=\"alignnone wp-image-4465\" src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/measure-thread-pitch-_-TPI-vs-mm-300x202.jpg\" alt=\"\u6e2c\u91cf\u87ba\u7d0b\u9593\u8ddd _ TPI vs mm\" width=\"175\" height=\"118\" srcset=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/measure-thread-pitch-_-TPI-vs-mm-300x202.jpg 300w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/measure-thread-pitch-_-TPI-vs-mm-768x518.jpg 768w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/measure-thread-pitch-_-TPI-vs-mm-18x12.jpg 18w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/measure-thread-pitch-_-TPI-vs-mm.jpg 869w\" sizes=\"(max-width: 175px) 100vw, 175px\" \/><\/noscript> <img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/left\u2011hand-threads-usage-300x202.jpg\" class=\"alignnone wp-image-4467 lazyload\" alt=\"\u5de6\u65cb\u87ba\u7d0b\u7528\u9014\" width=\"195\" height=\"131\"><noscript><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-4467\" src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/left\u2011hand-threads-usage-300x202.jpg\" alt=\"\u5de6\u65cb\u87ba\u7d0b\u7528\u9014\" width=\"195\" height=\"131\" srcset=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/left\u2011hand-threads-usage-300x202.jpg 300w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/left\u2011hand-threads-usage-768x518.jpg 768w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/left\u2011hand-threads-usage-18x12.jpg 18w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/left\u2011hand-threads-usage.jpg 869w\" sizes=\"(max-width: 195px) 100vw, 195px\" \/><\/noscript> <img loading=\"lazy\" decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/identify-taper-vs-parallel-threads-300x202.jpg\" class=\"alignnone wp-image-4466 lazyload\" alt=\"\u8b58\u5225\u9310\u87ba\u7d0b\u8207\u5e73\u884c\u87ba\u7d0b\" width=\"154\" height=\"104\"><noscript><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-4466\" src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/identify-taper-vs-parallel-threads-300x202.jpg\" alt=\"\u8b58\u5225\u9310\u87ba\u7d0b\u8207\u5e73\u884c\u87ba\u7d0b\" width=\"154\" height=\"104\" srcset=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/identify-taper-vs-parallel-threads-300x202.jpg 300w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/identify-taper-vs-parallel-threads-768x518.jpg 768w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/identify-taper-vs-parallel-threads-18x12.jpg 18w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/identify-taper-vs-parallel-threads.jpg 869w\" sizes=\"(max-width: 154px) 100vw, 154px\" \/><\/noscript><\/li>\n<\/ol>\n<section id=\"how-to-identify-cn\"><\/section>\n<section id=\"profiles\">\n<h2>\u7dda\u7a0b\u6a94\u6848<\/h2>\n<ul>\n<li>V \u578b\u9762\uff1a\u5177\u6709\u826f\u597d\u7684\u5f37\u5ea6\u548c\u591a\u529f\u80fd\u6027\uff1b\u5ee3\u6cdb\u61c9\u7528\u65bc\u7dca\u56fa\u4ef6\u548c\u4e00\u822c\u6db2\u58d3\u914d\u4ef6\u3002.<\/li>\n<li>\u65b9\u5f62\uff1a\u4f4e\u6469\u64e6\u3001\u9ad8\u8ca0\u8f09\u80fd\u529b\uff1b\u5e38\u898b\u65bc\u50b3\u52d5\u5668\/\u727d\u5f15\u87ba\u7d72\u3002.<\/li>\n<li>Acme\uff1a\u8f03\u6613\u88fd\u9020\uff1b\u5728\u8ca0\u8f09\u80fd\u529b\u548c\u6469\u64e6\u529b\u4e4b\u9593\u53d6\u6368\u3002.<\/li>\n<li>\u5c0d\u63a5\uff1a\u9069\u7528\u65bc\u55ae\u5411\u9ad8\u8ef8\u5411\u529b\u7684\u61c9\u7528\u3002.<\/li>\n<li>\u9310\u5ea6\u87ba\u7d0b\uff1a\u9054\u5230\u8010\u58d3\u5bc6\u5c01 (<a href=\"https:\/\/www.ralstoninst.com\/news\/story\/the-difference-between-npt-bspp-and-bspt-seals\">BSPT\/NPT<\/a>) \u901a\u904e\u9310\u5ea6\u548c\u5bc6\u5c01\u5291\u3002.<img loading=\"lazy\" decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/types-of-threads-300x202.jpg\" class=\"alignnone size-medium wp-image-4464 lazyload\" style=\"font-style: inherit; font-weight: inherit;\" alt=\"\u7dda\u7a2e\" width=\"300\" height=\"202\"><noscript><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-4464\" style=\"font-style: inherit; font-weight: inherit;\" src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/types-of-threads-300x202.jpg\" alt=\"\u7dda\u7a2e\" width=\"300\" height=\"202\" srcset=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/types-of-threads-300x202.jpg 300w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/types-of-threads-768x518.jpg 768w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/types-of-threads-18x12.jpg 18w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/types-of-threads.jpg 869w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/noscript><\/li>\n<\/ul>\n<\/section>\n<section id=\"codes-pairing-en\">\n<h2>\u4ee3\u78bc\u8207\u914d\u5c0d<\/h2>\n<ul>\n<li>BSP (55\u00b0)\uff1aBSPP\/G \u5e73\u884c\u975e\u5bc6\u5c01\uff1bR \u7cfb\u5217\u5bc6\u5c01\u87ba\u7d0b<\/li>\n<li>Rp\uff1a\u5e73\u884c\u6bcd\u982d\uff1bRc\uff1a\u9310\u5f62\u6bcd\u982d (1:16)\uff1bR1\uff1aRp \u7684\u9310\u5f62\u516c\u982d\uff1bR2\uff1aRc \u7684\u9310\u5f62\u516c\u982d<\/li>\n<li>\u914d\u5c0d\uff1aRp+R1 \u9069\u7528\u65bc\u4e00\u822c\u5bc6\u5c01\uff1bRc+R2 \u9069\u7528\u65bc\u8f03\u9ad8\u58d3\u529b\uff1b\u8acb\u4f7f\u7528\u5bc6\u5c01\u81a0\uff0c\u907f\u514d\u904e\u5ea6\u8cbc\u5408<\/li>\n<li>ANSI (60\u00b0)\uff1aNPT \u9310\u5f62 (1:16) \u5bc6\u5c01\uff1bNPTF \u4e7e\u5f0f\u5bc6\u5c01\uff1bNPS \u76f4\u7ba1 (NPSM \u6a5f\u68b0\u3001NPSF \u71c3\u6599\u3001NPSH \u8edf\u7ba1) \u9700\u8981\u8f14\u52a9\u5bc6\u5c01\u4ef6<\/li>\n<li>\u516c\u5236 (60\u00b0)\uff1aM \u5e73\u884c\u6a5f\u5668\u87ba\u7d0b\u9700\u8981\u588a\u5708\/\u5713\u74b0\uff1bMJ \u822a\u592a\u9310\u5f62\u8b8a\u9ad4<\/li>\n<li>JIS\/DIN \u5c0d\u61c9\uff1aJIS PT\u2248Rc\uff1bJIS PF\u2248G\uff1bDIN 2999\uff08R \u7cfb\u5217\uff09\uff1bDIN 3852\uff08\u516c\u5236\u54ac\u5408\u5f0f\u7ba1\u4ef6<\/li>\n<li>\u9023\u63a5\u57e0\u8207\u9762\uff1aSAE J514 ORB\u3001JIC 37\u00b0\u3001SAE 45\u00b0\u3001ORFS \u5e73\u9762 O \u578b\u74b0<\/li>\n<\/ul>\n<\/section>\n<section id=\"codes-pairing-cn\"><\/section>\n<section id=\"comparison-en\">\n<h2>BSPP vs BSPT vs NPT vs \u516c\u5236<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u7279\u9ede<\/th>\n<th>BSPP (ISO 228-1)<\/th>\n<th>BSPT (ISO 7-1)<\/th>\n<th><a href=\"https:\/\/www.armechalloys.com\/pdf\/ansi-b1-20-1.pdf\">NPT (ASME B1.20.1)<\/a><\/th>\n<th>\u516c\u5236 (ISO 261\/724\/965)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u7dda\u8def\u5f62\u5f0f<\/td>\n<td>\u5e73\u884c (G)<\/td>\n<td>\u9310\u5f62 (R)<\/td>\n<td>\u9310\u5f62<\/td>\n<td>\u5e73\u884c<\/td>\n<\/tr>\n<tr>\n<td>\u5bc6\u5c01\u65b9\u5f0f<\/td>\n<td>\u588a\u5708\/\u7c98\u63a5\u5bc6\u5c01\/O \u578b\u5708\u9762<\/td>\n<td>\u87ba\u7d0b\u4e0a\u7684\u5bc6\u5c01\u5291<\/td>\n<td>\u87ba\u7d0b\u4e0a\u7684\u5bc6\u5c01\u5291<\/td>\n<td>\u83ef\u53f8\/O \u578b\u5708\u9023\u63a5\u57e0<\/td>\n<\/tr>\n<tr>\n<td>\u5178\u578b\u7528\u9014<\/td>\n<td>\u6db2\u58d3\u9023\u63a5\u57e0\u8207\u914d\u4ef6<\/td>\n<td>\u7ba1\u9053\u9023\u63a5<\/td>\n<td>\u7ba1\u9053\u9023\u63a5<\/td>\n<td>\u914d\u4ef6\u8207\u6a5f\u68b0\u87ba\u7d0b<\/td>\n<\/tr>\n<tr>\n<td>\u6df7\u5408\u6ce8\u610f\u4e8b\u9805<\/td>\n<td>\u8acb\u52ff\u8207 NPT \u6df7\u5408<\/td>\n<td>\u8acb\u52ff\u8207 NPT\/BSPP \u6df7\u5408<\/td>\n<td>\u8acb\u52ff\u8207 BSP \u6df7\u5408<\/td>\n<td>\u5339\u914d\u9593\u8ddd\u8207\u516c\u5dee<\/td>\n<\/tr>\n<tr>\n<td>\u8b58\u5225<\/td>\n<td>\u6cbf\u9577\u5ea6\u7684\u5916\u5f91\u5e38\u6578<\/td>\n<td>\u5916\u5f91\u6539\u8b8a\uff08\u9310\u5ea6\uff09<\/td>\n<td>\u5916\u5f91\u6539\u8b8a\uff08\u9310\u5ea6\uff09<\/td>\n<td>\u5916\u5f91\u5e38\u6578\uff1b\u516c\u5236\u7bc0\u8ddd<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n<section id=\"comparison-cn\"><\/section>\n<section id=\"pros-cons-en\">\n<h2>\u512a\u9ede\u8207\u7f3a\u9ede<\/h2>\n<ul>\n<li>\u512a\u9ede\uff1a\u6e05\u6670\u7684\u8b58\u5225\u6b65\u9a5f\u3001\u900f\u904e\u9069\u7576\u7684\u5bc6\u5c01\u9078\u64c7\u6e1b\u5c11\u6d29\u6f0f\u3001\u66f4\u5b89\u5168\u7684\u8de8\u6a19\u6e96\u8f49\u63db\u3002.<\/li>\n<li>\u7f3a\u9ede\uff1a\u91cf\u6e2c\u8aa4\u5dee\u5c0e\u81f4\u4e0d\u5339\u914d\uff1b\u6df7\u5408\u6a19\u6e96\u6703\u9020\u6210\u6d29\u6f0f\u6216\u640d\u58de\u3002.<\/li>\n<\/ul>\n<\/section>\n<section id=\"pros-cons-cn\"><\/section>\n<section id=\"faq\">\n<h2>\u5e38\u898b\u554f\u984c<\/h2>\n<details>\n<summary>\u5982\u4f55\u5206\u8fa8 BSP \u548c NPT\uff1f<\/summary>\n<p>BSP \u4f7f\u7528 55\u00b0 \u5256\u9762\uff1bNPT \u4f7f\u7528 60\u00b0 \u5256\u9762\u3002BSPP \u662f\u5e73\u884c\u7684\uff1bBSPT\/NPT \u662f\u9310\u5f62\u7684\u3002\u6cbf\u5e7e\u500b\u6ce2\u5cf0\u6e2c\u91cf\u5916\u5f91\u4e26\u78ba\u8a8d\u9593\u8ddd\uff1b\u4e0d\u8981\u6df7\u7528\u3002.<\/p>\n<\/details>\n<details>\n<summary>\u5e73\u884c\u87ba\u7d0b\u4e0d\u7528\u5bc6\u5c01\u5291\u5c31\u80fd\u5bc6\u5c01\u55ce\uff1f<\/summary>\n<p>\u53ef\u4ee5\uff0c\u4f7f\u7528\u7c98\u63a5\u5bc6\u5c01\/\u83ef\u53f8\u6216 O \u5f62\u5708\u9762\uff08\u4f8b\u5982 BSPP \u7aef\u53e3\uff09\u3002\u5bc6\u5c01\u767c\u751f\u5728\u7aef\u9762\uff0c\u800c\u4e0d\u662f\u87ba\u7d0b\u4e2d\u3002.<\/p>\n<\/details>\n<details>\n<summary>\u516c\u5236\u8207\u82f1\u5236\u9593\u8ddd - \u5982\u4f55\u91cf\u6e2c\uff1f<\/summary>\n<p>\u4f7f\u7528\u87ba\u8ddd\u898f\uff1b\u516c\u5236\u8b80\u70ba\u6bcf\u87ba\u7d0b mm\uff0c\u82f1\u5236\u8b80\u70ba TPI\u3002\u63db\u7b97\u4e00\u81f4\uff0c\u4e26\u4f7f\u7528\u5361\u5c3a\u548c\u8868\u683c\u9032\u884c\u9a57\u8b49\u3002.<\/p>\n<\/details>\n<details>\n<summary>\u4f55\u6642\u4f7f\u7528\u5de6\u65cb\u87ba\u7d0b\uff1f<\/summary>\n<p>\u7528\u65bc\u53f3\u65cb\u87ba\u7d0b\u5728\u65cb\u8f49\u6216\u53cd\u5411\u8ca0\u8f09\u4e0b\u53ef\u80fd\u9b06\u52d5\u7684\u5834\u5408\u3002.<\/p>\n<\/details>\n<\/section>\n<\/article>","protected":false},"excerpt":{"rendered":"<p>Definition Threads are helical grooves used to assemble and seal components. In hydraulics, threads appear on fittings and ports; they [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4463,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4462","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Hydraulic Threads: BSP vs NPT vs Metric Identification - Hydrath Power<\/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:\/\/hydrathpower.com\/zh_tw\/\u6db2\u58d3\u87ba\u7d0b-bsp-vs-npt-vs-\u516c\u5236\u8b58\u5225\/\" \/>\n<meta property=\"og:locale\" content=\"zh_TW\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Hydraulic Threads: BSP vs NPT vs Metric Identification - Hydrath Power\" \/>\n<meta property=\"og:description\" content=\"Definition Threads are helical grooves used to assemble and seal components. 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