{"id":3236,"date":"2025-04-25T07:21:21","date_gmt":"2025-04-25T07:21:21","guid":{"rendered":"https:\/\/procamlock.com\/sch-40-vs-sch-80-pipes-differences-advantages-disadvantages-and-applications\/"},"modified":"2025-12-10T06:39:04","modified_gmt":"2025-12-10T06:39:04","slug":"su-khac-biet-giua-ong-sch-40-va-sch-80-uu-diem-nhuoc-diem-va-ung-dung","status":"publish","type":"post","link":"https:\/\/procamlock.com\/vi\/sch-40-vs-sch-80-pipes-differences-advantages-disadvantages-and-applications\/","title":{"rendered":"\u1ed0ng Sch 40 so v\u1edbi Sch 80: S\u1ef1 kh\u00e1c bi\u1ec7t, \u01afu \u0111i\u1ec3m &amp; Nh\u01b0\u1ee3c \u0111i\u1ec3m v\u00e0 \u1ee8ng d\u1ee5ng"},"content":{"rendered":"<p>Trong h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng c\u00f4ng nghi\u1ec7p, vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \u1ed1ng l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng v\u1eadn h\u00e0nh an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3. Khi mua \u1ed1ng, nhi\u1ec1u ng\u01b0\u1eddi th\u01b0\u1eddng th\u1eafc m\u1eafc: S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa \u1ed1ng Sch 40 v\u00e0 Sch 80 l\u00e0 g\u00ec? N\u00ean ch\u1ecdn lo\u1ea1i n\u00e0o?<\/p>\n\n\n\n<p>B\u00e0i vi\u1ebft n\u00e0y s\u1ebd ph\u00e2n t\u00edch to\u00e0n di\u1ec7n nh\u1eefng \u0111i\u1ec3m gi\u1ed1ng v\u00e0 kh\u00e1c nhau gi\u1eefa hai lo\u1ea1i \u1ed1ng Sch ph\u1ed5 bi\u1ebfn n\u00e0y t\u1eeb nhi\u1ec1u g\u00f3c \u0111\u1ed9, gi\u1ea3i \u0111\u00e1p th\u1eafc m\u1eafc c\u1ee7a b\u1ea1n v\u00e0 gi\u00fap b\u1ea1n ch\u1ecdn \u0111\u01b0\u1ee3c lo\u1ea1i \u1ed1ng ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ti\u00eau chu\u1ea9n Sch l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p>Trong h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng, &quot;k\u00edch th\u01b0\u1edbc&quot; c\u1ee7a \u1ed1ng kh\u00f4ng ch\u1ec9 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i c\u1ee7a \u1ed1ng m\u00e0 c\u00f2n \u0111\u1ec1 c\u1eadp \u0111\u1ebfn \u0111\u1ed9 d\u00e0y th\u00e0nh \u1ed1ng. S\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 \u0111\u1ed9 d\u00e0y th\u00e0nh \u1ed1ng \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1p l\u1ef1c v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a \u1ed1ng. \u0110\u1ec3 th\u1ed1ng nh\u1ea5t c\u00e1c ti\u00eau chu\u1ea9n v\u1ec1 \u0111\u1ed9 d\u00e0y th\u00e0nh \u1ed1ng, ASME \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1ed9t lo\u1ea1t c\u00e1c ti\u00eau chu\u1ea9n ph\u00e2n lo\u1ea1i, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ti\u00eau chu\u1ea9n &quot;Sch&quot;. Ti\u00eau chu\u1ea9n n\u00e0y ban \u0111\u1ea7u ch\u1ec9 \u00e1p d\u1ee5ng cho \u1ed1ng th\u00e9p, sau \u0111\u00f3 d\u1ea7n d\u1ea7n \u0111\u01b0\u1ee3c m\u1edf r\u1ed9ng sang \u1ed1ng nh\u1ef1a nh\u01b0 \u1ed1ng PVC.<\/p>\n\n\n\n<p>S\u1ed1 sau Sch c\u00e0ng l\u1edbn th\u00ec th\u00e0nh \u1ed1ng c\u00e0ng d\u00e0y, c\u00f9ng m\u1ed9t \u0111\u01b0\u1eddng k\u00ednh danh ngh\u0129a, do \u0111\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1p l\u1ef1c c\u00e0ng cao. C\u00e1c lo\u1ea1i \u1ed1ng Sch ph\u1ed5 bi\u1ebfn bao g\u1ed3m: Sch 5, Sch 10, Sch 20, Sch 40, Sch 80, v.v. Trong \u0111\u00f3, Sch 40 v\u00e0 Sch 80 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong l\u0129nh v\u1ef1c d\u00e2n d\u1ee5ng v\u00e0 c\u00f4ng nghi\u1ec7p.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa Sch 40 v\u00e0 Sch 80<\/h2>\n\n\n\n<p>C\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t r\u00f5 r\u00e0ng gi\u1eefa \u1ed1ng Sch 40 v\u00e0 Sch 80 v\u1ec1 th\u00f4ng s\u1ed1 k\u00edch th\u01b0\u1edbc, t\u00ecnh hu\u1ed1ng s\u1eed d\u1ee5ng v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a ch\u00fang.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Th\u00f4ng s\u1ed1 k\u00edch th\u01b0\u1edbc<\/h3>\n\n\n\n<p>\u1ed0ng Sch 80 s\u1ebd c\u00f3 \u0111\u1ed9 d\u00e0y th\u00e0nh d\u00e0y h\u01a1n \u1ed1ng Sch 40. L\u1ea5y \u1ed1ng th\u00e9p kh\u00f4ng g\u1ec9 l\u00e0m v\u00ed d\u1ee5:<\/p>\n\n\n\n<figure class=\"wp-block-table aligncenter\"><table class=\"has-fixed-layout\"><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">K\u00edch th\u01b0\u1edbc danh ngh\u0129a<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u0110\u1ed9 d\u00e0y th\u00e0nh Sch 80<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u0110\u1ed9 d\u00e0y th\u00e0nh Sch 40<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">1 inch<\/td><td class=\"has-text-align-center\" data-align=\"center\">4,55 mm<\/td><td class=\"has-text-align-center\" data-align=\"center\">3,38 mm<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">2 inch<\/td><td class=\"has-text-align-center\" data-align=\"center\">5,54 mm<\/td><td class=\"has-text-align-center\" data-align=\"center\">3,91 mm<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/procamlock.com\/wp-content\/uploads\/2025\/04\/sch-pipe1.jpg\" alt=\"\u1ed1ng sch1\" class=\"wp-image-1896\"\/><\/figure>\n\n\n\n<p>V\u1edbi c\u00f9ng k\u00edch th\u01b0\u1edbc danh ngh\u0129a, Sch 80 d\u00e0y h\u01a1n c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p su\u1ea5t v\u00e0 va \u0111\u1eadp c\u01a1 h\u1ecdc cao h\u01a1n, c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1p su\u1ea5t v\u00e0 tu\u1ed5i th\u1ecd. S\u1ea3n ph\u1ea9m n\u00e0y r\u1ea5t ph\u00f9 h\u1ee3p cho c\u00e1c h\u1ec7 th\u1ed1ng \u00e1p su\u1ea5t cao v\u00e0 c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c l\u1ef1c t\u00e1c \u0111\u1ed9ng l\u1edbn h\u01a1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. T\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y<\/h3>\n\n\n\n<p>\u0110\u1ed9 d\u00e0y th\u00e0nh c\u1ee7a Sch 80 \u0111\u00e3 \u0111\u01b0\u1ee3c t\u0103ng l\u00ean v\u00e0 \u0111\u01b0\u1eddng k\u00ednh b\u00ean trong c\u1ee7a n\u00f3 s\u1ebd gi\u1ea3m t\u01b0\u01a1ng \u1ee9ng, do \u0111\u00f3 n\u00f3 nh\u1ecf h\u01a1n Sch 40. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 \u1edf c\u00f9ng m\u1ed9t l\u01b0u l\u01b0\u1ee3ng, l\u01b0u l\u01b0\u1ee3ng c\u1ee7a Sch 80 s\u1ebd nh\u1ecf h\u01a1n.<\/p>\n\n\n\n<p>Do \u0111\u00f3, n\u1ebfu s\u1eed d\u1ee5ng trong h\u1ec7 th\u1ed1ng l\u01b0u l\u01b0\u1ee3ng l\u1edbn, y\u00eau c\u1ea7u c\u1ea5p n\u01b0\u1edbc ho\u1eb7c tho\u00e1t n\u01b0\u1edbc \u0111\u01b0\u1eddng k\u00ednh l\u1edbn th\u00ec n\u00ean ch\u1ecdn Sch 40. N\u1ebfu s\u1eed d\u1ee5ng trong h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng \u00e1p su\u1ea5t cao, c\u1ea7n \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh v\u00e0 an to\u00e0n th\u00ec Sch 80 l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1t h\u01a1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1p l\u1ef1c v\u00e0 \u1ee9ng d\u1ee5ng<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">Sch 80<\/h4>\n\n\n\n<p>Sch 80 c\u00f3 th\u00e0nh d\u00e0y h\u01a1n v\u00e0 \u0111\u1ed9 b\u1ec1n cao h\u01a1n, c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c c\u00e1c \u0111i\u1ec1u ki\u1ec7n l\u00e0m vi\u1ec7c kh\u1eafc nghi\u1ec7t h\u01a1n. Nh\u00ecn chung, Sch 80 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t h\u01a1n Sch 40 v\u1ec1 m\u1eb7t \u00e1p su\u1ea5t, v\u00e0 \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p v\u1edbi m\u00f4i tr\u01b0\u1eddng \u00e1p su\u1ea5t cao, nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 \u0103n m\u00f2n. Do \u0111\u00f3, n\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c l\u0129nh v\u1ef1c c\u00f4ng nghi\u1ec7p ho\u1eb7c h\u1ec7 th\u1ed1ng an to\u00e0n quan tr\u1ecdng, ch\u1eb3ng h\u1ea1n nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ng\u00e0nh c\u00f4ng nghi\u1ec7p d\u1ea7u kh\u00ed<\/strong>: M\u1ea1ng l\u01b0\u1edbi \u0111\u01b0\u1eddng \u1ed1ng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n l\u00e2u d\u00e0i v\u00e0 ch\u1ecbu \u00e1p su\u1ea5t tuy\u1ec7t v\u1eddi<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>H\u1ec7 th\u1ed1ng ph\u00f2ng ch\u00e1y ch\u1eefa ch\u00e1y<\/strong>: \u0110\u01b0\u1eddng \u1ed1ng ch\u00ednh c\u1ee7a h\u1ec7 th\u1ed1ng ph\u00f2ng ch\u00e1y ch\u1eefa ch\u00e1y v\u1edbi \u1ed1ng \u00e1p su\u1ea5t cao \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng phun n\u01b0\u1edbc kh\u1ea9n c\u1ea5p ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Nh\u00e0 m\u00e1y h\u00f3a ch\u1ea5t:<\/strong> H\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng v\u1eadn chuy\u1ec3n ch\u1ea5t \u0103n m\u00f2n (nh\u01b0 thu\u1ed1c th\u1eed h\u00f3a h\u1ecdc) ho\u1eb7c ch\u1ea5t l\u1ecfng \u00e1p su\u1ea5t cao<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/pharmamachinecn.com\/pharmaceutical-manufacturing-facility\/\">C\u00e2y d\u01b0\u1ee3c li\u1ec7u:<\/a> <\/strong>H\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng c\u00f3 y\u00eau c\u1ea7u cao v\u1ec1 m\u00f4i tr\u01b0\u1eddng v\u1ec7 sinh v\u00e0 \u0111\u1ed9 s\u1ea1ch cao, v\u1eadn chuy\u1ec3n \u00e1p su\u1ea5t cao<\/li>\n<\/ul>\n\n\n\n<p>Ngo\u00e0i ra, c\u00e1c thi\u1ebft b\u1ecb \u0111\u1eb7c bi\u1ec7t nh\u01b0 gi\u00e0n khoan ngo\u00e0i kh\u01a1i c\u0169ng s\u1ebd ch\u1ec9 \u0111\u1ecbnh s\u1eed d\u1ee5ng \u1ed1ng sch 80 ho\u1eb7c lo\u1ea1i cao h\u01a1n \u0111\u1ec3 \u1ee9ng ph\u00f3 v\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n l\u00e0m vi\u1ec7c ph\u1ee9c t\u1ea1p.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">L\u1ecbch 40<\/h4>\n\n\n\n<p>Sch 40 l\u00e0 m\u1ed9t trong nh\u1eefng lo\u1ea1i \u1ed1ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t nh\u1edd \u0111\u1ed9 d\u00e0y th\u00e0nh \u1ed1ng v\u1eeba ph\u1ea3i v\u00e0 chi ph\u00ed th\u1ea5p. N\u00f3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t trong c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n t\u1ea3i \u00e1p su\u1ea5t trung b\u00ecnh v\u00e0 th\u1ea5p, ch\u1eb3ng h\u1ea1n nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>H\u1ec7 th\u1ed1ng t\u01b0\u1edbi ti\u00eau n\u00f4ng nghi\u1ec7p<\/strong>: Y\u00eau c\u1ea7u t\u01b0\u1edbi ti\u00eau tr\u00ean di\u1ec7n r\u1ed9ng v\u1edbi l\u01b0u l\u01b0\u1ee3ng l\u1edbn nh\u01b0ng \u00e1p su\u1ea5t th\u1ea5p<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>H\u1ec7 th\u1ed1ng k\u1ef9 thu\u1eadt \u0111\u00f4 th\u1ecb<\/strong>: M\u1ea1ng l\u01b0\u1edbi \u0111\u01b0\u1eddng \u1ed1ng truy\u1ec1n t\u1ea3i trung b\u00ecnh \u1edf khu v\u1ef1c kh\u00f4ng c\u00f3 \u00e1p su\u1ea5t cao<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ng\u00e0nh x\u00e2y d\u1ef1ng:<\/strong> H\u1ec7 th\u1ed1ng \u1ed1ng n\u01b0\u1edbc v\u00e0 \u1ed1ng tho\u00e1t n\u01b0\u1edbc c\u1ee7a c\u00e1c t\u00f2a nh\u00e0 d\u00e2n c\u01b0 ho\u1eb7c th\u01b0\u01a1ng m\u1ea1i<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>H\u1ec7 th\u1ed1ng th\u00f4ng gi\u00f3:<\/strong> H\u1ec7 th\u1ed1ng th\u00f4ng gi\u00f3 \u00e1p su\u1ea5t th\u1ea5p s\u1eed d\u1ee5ng Sch 40, ti\u1ebft ki\u1ec7m chi ph\u00ed h\u01a1n v\u00e0 d\u1ec5 l\u1eafp \u0111\u1eb7t h\u01a1n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4. Ch\u00eanh l\u1ec7ch chi ph\u00ed<\/h3>\n\n\n\n<p>Chi ph\u00ed v\u1eadt li\u1ec7u c\u1ee7a Sch 80 cao h\u01a1n Sch 40, do \u0111\u00f3 chi ph\u00ed h\u00e0n ho\u1eb7c k\u1ebft n\u1ed1i ti\u1ebfp theo s\u1ebd t\u0103ng theo, th\u1eddi gian c\u1ea7n thi\u1ebft c\u0169ng l\u00e2u h\u01a1n, do \u0111\u00f3 t\u1ed5ng chi ph\u00ed c\u0169ng t\u01b0\u01a1ng \u0111\u1ed1i cao. Do \u0111\u00f3, ch\u00fang t\u00f4i khuy\u00ean b\u1ea1n n\u00ean \u01b0u ti\u00ean s\u1eed d\u1ee5ng Sch 40 khi kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn \u0111\u00fang lo\u1ea1i \u1ed1ng?<\/h2>\n\n\n\n<p>Khi l\u1ef1a ch\u1ecdn \u1ed1ng, b\u1ea1n c\u1ea7n c\u00e2n nh\u1eafc c\u1ea3 y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt v\u00e0 ng\u00e2n s\u00e1ch d\u1ef1 \u00e1n. V\u1eady l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 l\u1ef1a ch\u1ecdn gi\u1eefa Sch 40 v\u00e0 Sch 80? D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t v\u00e0i g\u1ee3i \u00fd \u0111\u1ec3 b\u1ea1n tham kh\u1ea3o.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Theo \u00e1p su\u1ea5t l\u00e0m vi\u1ec7c c\u1ee7a h\u1ec7 th\u1ed1ng<\/h3>\n\n\n\n<p>N\u1ebfu \u00e1p su\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng nh\u1ecf h\u01a1n 300 PSI, th\u00ec sch 40 c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u trong h\u1ea7u h\u1ebft c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng v\u00e0 l\u00e0 l\u1ef1a ch\u1ecdn ti\u1ebft ki\u1ec7m chi ph\u00ed nh\u1ea5t. N\u1ebfu \u00e1p su\u1ea5t l\u1edbn h\u01a1n ho\u1eb7c b\u1eb1ng 300 PSI, ho\u1eb7c c\u1ea7n s\u1eed d\u1ee5ng trong h\u1ec7 th\u1ed1ng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp v\u00e0 \u0103n m\u00f2n, th\u00ec sch 80 l\u00e0 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p h\u01a1n. Tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng ch\u1ecdn \u1ed1ng kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi h\u1ec7 th\u1ed1ng v\u00ec l\u00fd do chi ph\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. Theo lo\u1ea1i m\u00f4i tr\u01b0\u1eddng l\u01b0u ch\u1ea5t<\/h3>\n\n\n\n<p>Nh\u00ecn chung, n\u1ebfu v\u1eadn chuy\u1ec3n n\u01b0\u1edbc, kh\u00f4ng kh\u00ed v\u00e0 kh\u00ed th\u00f4ng th\u01b0\u1eddng th\u00ec c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u1ed1ng Sch 40. N\u1ebfu v\u1eadn chuy\u1ec3n ch\u1ea5t l\u1ecfng c\u00f4ng nghi\u1ec7p, ch\u1ea5t l\u1ecfng axit-baz\u01a1 v\u00e0 h\u01a1i n\u01b0\u1edbc \u1edf nhi\u1ec7t \u0111\u1ed9 cao th\u00ec n\u00ean ch\u1ecdn \u1ed1ng Sch 80 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t h\u01a1n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh trong th\u1eddi gian d\u00e0i.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Theo chi ph\u00ed v\u00e0 \u0111\u1ed9 kh\u00f3 thi c\u00f4ng<\/h3>\n\n\n\n<p>Sch 80 c\u00f3 th\u00e0nh d\u00e0y h\u01a1n v\u00e0 chi ph\u00ed cao h\u01a1n, do \u0111\u00f3 \u0111\u1ed9 kh\u00f3 thi c\u00f4ng v\u00e0 l\u1eafp \u0111\u1eb7t c\u0169ng s\u1ebd t\u0103ng theo. N\u1ebfu chi ph\u00ed h\u1ea1n ch\u1ebf ho\u1eb7c nhu c\u1ea7u kh\u00f4ng cao, c\u00f3 th\u1ec3 \u01b0u ti\u00ean Sch 40.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/procamlock.com\/wp-content\/uploads\/2025\/04\/sch-pipe2.jpg\" alt=\"sch pipe2\" class=\"wp-image-1897\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Ph\u1ea7n k\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p>Cho d\u00f9 b\u1ea1n \u0111ang l\u1eadp k\u1ebf ho\u1ea1ch cho m\u1ed9t d\u1ef1 \u00e1n tho\u00e1t n\u01b0\u1edbc d\u00e2n d\u1ee5ng hay m\u1ed9t h\u1ec7 th\u1ed1ng truy\u1ec1n ch\u1ea5t l\u1ecfng c\u00f4ng nghi\u1ec7p, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i hi\u1ec3u \u0111\u01b0\u1ee3c s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa Sch 40 v\u00e0 Sch 80. Sch 40 ph\u00f9 h\u1ee3p h\u01a1n v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng n\u01b0\u1edbc sinh ho\u1ea1t v\u00e0 \u00e1p su\u1ea5t trung b\u00ecnh v\u00e0 th\u1ea5p, trong khi Sch 80 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c m\u00f4i tr\u01b0\u1eddng nh\u01b0 \u00e1p su\u1ea5t cao v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n\n\n\n<p>Vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang lo\u1ea1i \u1ed1ng kh\u00f4ng ch\u1ec9 gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng m\u00e0 c\u00f2n gi\u1ea3m chi ph\u00ed b\u1ea3o tr\u00ec d\u00e0i h\u1ea1n. N\u1ebfu b\u1ea1n c\u00f3 y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 cho d\u1ef1 \u00e1n, vui l\u00f2ng li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i v\u00e0 ch\u00fang t\u00f4i s\u1ebd cung c\u1ea5p cho b\u1ea1n gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p nh\u1ea5t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n<p><strong>1. H\u1ec7 th\u1ed1ng c\u1ee7a t\u00f4i ban \u0111\u1ea7u s\u1eed d\u1ee5ng Sch 80, t\u00f4i c\u00f3 th\u1ec3 \u0111\u1ed5i sang Sch 40 kh\u00f4ng?<\/strong><\/p>\n\n\n\n<p>Kh\u00f4ng khuy\u1ebfn kh\u00edch. N\u1ebfu h\u1ec7 th\u1ed1ng c\u00f3 \u00e1p su\u1ea5t ho\u1eb7c nhi\u1ec7t \u0111\u1ed9 cao, vi\u1ec7c thay th\u1ebf Sch 80 b\u1eb1ng Sch 40 c\u00f3 th\u1ec3 g\u00e2y nguy hi\u1ec3m cho an to\u00e0n v\u00e0 \u0111e d\u1ecda ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n<p><strong>2. Sch 80 c\u00f3 nh\u1ea5t thi\u1ebft t\u1ed1t h\u01a1n kh\u00f4ng?<\/strong><\/p>\n\n\n\n<p>Kh\u00f4ng h\u1eb3n v\u1eady. Vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang lo\u1ea1i \u1ed1ng l\u00e0 quan tr\u1ecdng nh\u1ea5t. Vi\u1ec7c l\u1ef1a ch\u1ecdn qu\u00e1 nhi\u1ec1u c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn l\u00e3ng ph\u00ed t\u00e0i nguy\u00ean ho\u1eb7c l\u00e0m t\u0103ng \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 kh\u00f3 trong qu\u00e1 tr\u00ecnh thi c\u00f4ng v\u00e0 l\u1eafp \u0111\u1eb7t.<\/p>","protected":false},"excerpt":{"rendered":"<p>In industrial piping systems, choosing the right pipe specifications is the key to ensuring the system&#8217;s safe and efficient operation. [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":3237,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"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":[4],"tags":[],"class_list":["post-3236","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Sch 40 vs Sch 80 Pipes: Differences, Advantages &amp; Disadvantages, and Applications - PROCAMLOCK<\/title>\n<meta name=\"description\" content=\"Compare SCH 40 vs SCH 80 pipes with PROCAMLOCK\u2019s 2025 guide. 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