{"id":18477,"date":"2024-08-04T00:03:04","date_gmt":"2024-08-03T16:03:04","guid":{"rendered":"https:\/\/petroleumtubes.com\/?p=18477"},"modified":"2024-08-04T11:14:29","modified_gmt":"2024-08-04T03:14:29","slug":"what-is-the-difference-between-j55-and-l80","status":"publish","type":"post","link":"https:\/\/petroleumtubes.com\/vi\/what-is-the-difference-between-j55-and-l80\/","title":{"rendered":"S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa J55 v\u00e0 L80 l\u00e0 g\u00ec?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_50 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\" role=\"button\"><label for=\"item-6a6816f5112f0\" aria-hidden=\"true\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;direction:ltr;\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/label><input  type=\"checkbox\" id=\"item-6a6816f5112f0\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/petroleumtubes.com\/vi\/what-is-the-difference-between-j55-and-l80\/#Kha_nang_chong_an_mon\" title=\"Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n:\">Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/petroleumtubes.com\/vi\/what-is-the-difference-between-j55-and-l80\/#J55_co_kha_nang_chong_an_mon_tot_hon_so_voi_L80_do_ham_luong_carbon_thap_hon_va_ham_luong_mangan_cao_hon\" title=\"J55 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t h\u01a1n so v\u1edbi L80 do h\u00e0m l\u01b0\u1ee3ng carbon th\u1ea5p h\u01a1n v\u00e0 h\u00e0m l\u01b0\u1ee3ng mangan cao h\u01a1n\">J55 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t h\u01a1n so v\u1edbi L80 do h\u00e0m l\u01b0\u1ee3ng carbon th\u1ea5p h\u01a1n v\u00e0 h\u00e0m l\u01b0\u1ee3ng mangan cao h\u01a1n<\/a><\/li><\/ul><\/nav><\/div>\n<h1 id=\"corrosion-resistance-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Kha_nang_chong_an_mon\"><\/span>Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n:<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\n<a href=\"\/tag\/j55\" target=\"_blank\"><strong>J55<\/strong><\/a> v\u00e0 <a href=\"\/tag\/l80\" target=\"_blank\"><strong><a href=\"\/tag\/l80-2\" target=\"_blank\"><strong>l80<\/strong><\/a><\/strong><\/a> l\u00e0 hai lo\u1ea1i v\u1ecf v\u00e0 \u1ed1ng ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ng\u00e0nh d\u1ea7u kh\u00ed. M\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 ch\u00ednh gi\u00fap ph\u00e2n bi\u1ec7t hai lo\u1ea1i n\u00e0y l\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n c\u1ee7a ch\u00fang. Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n l\u00e0 m\u1ed9t \u0111\u1eb7c t\u00ednh quan tr\u1ecdng trong ng\u00e0nh d\u1ea7u kh\u00ed v\u00ec thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ho\u1ea1t \u0111\u1ed9ng khoan v\u00e0 s\u1ea3n xu\u1ea5t ph\u1ea3i ti\u1ebfp x\u00fac v\u1edbi m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn \u0103n m\u00f2n theo th\u1eddi gian.<\/p>\n<p>J55 l\u00e0 lo\u1ea1i th\u00e9p c\u1ea5p th\u1ea5p h\u01a1n so v\u1edbi L80 v\u1ec1 m\u1eb7t h\u00f3a h\u1ecdc th\u00e0nh ph\u1ea7n v\u00e0 t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc. \u0110\u00e2y l\u00e0 lo\u1ea1i th\u00e9p nh\u1eb9 c\u00f3 h\u00e0m l\u01b0\u1ee3ng carbon th\u1ea5p h\u01a1n, khi\u1ebfn n\u00f3 d\u1ec5 b\u1ecb \u0103n m\u00f2n h\u01a1n so v\u1edbi L80. M\u1eb7c d\u00f9 J55 ph\u00f9 h\u1ee3p v\u1edbi m\u00f4i tr\u01b0\u1eddng \u00f4n h\u00f2a nh\u01b0ng n\u00f3 c\u00f3 th\u1ec3 kh\u00f4ng ph\u1ea3i l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1t nh\u1ea5t cho c\u00e1c \u1ee9ng d\u1ee5ng m\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n l\u00e0 m\u1ed1i quan t\u00e2m h\u00e0ng \u0111\u1ea7u.<\/p>\n<p>M\u1eb7t kh\u00e1c, L80 l\u00e0 lo\u1ea1i th\u00e9p cao c\u1ea5p h\u01a1n c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t h\u01a1n do c\u00f3 c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim cao h\u01a1n nh\u01b0 nh\u01b0 crom v\u00e0 molypden. C\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim n\u00e0y n\u00e2ng cao kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n c\u1ee7a th\u00e9p trong c\u00e1c m\u00f4i tr\u01b0\u1eddng \u0111\u1ea7y th\u00e1ch th\u1ee9c, khi\u1ebfn L80 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn \u01b0u ti\u00ean cho c\u00e1c \u1ee9ng d\u1ee5ng m\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n l\u00e0 r\u1ea5t quan tr\u1ecdng.<\/p>\n<p>Khi ph\u1ea3i ch\u1ecdn gi\u1eefa J55 v\u00e0 L80 cho m\u1ed9t \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3, m\u1ee9c \u0111\u1ed9 ch\u1ed1ng \u0103n m\u00f2n c\u1ea7n thi\u1ebft l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng c\u1ea7n xem x\u00e9t. N\u1ebfu thi\u1ebft b\u1ecb ti\u1ebfp x\u00fac v\u1edbi c\u00e1c ch\u1ea5t ho\u1eb7c m\u00f4i tr\u01b0\u1eddng \u0103n m\u00f2n, L80 s\u1ebd l\u00e0 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p h\u01a1n do \u0111\u1eb7c t\u00ednh ch\u1ed1ng \u0103n m\u00f2n v\u01b0\u1ee3t tr\u1ed9i. Tuy nhi\u00ean, n\u1ebfu \u1ee9ng d\u1ee5ng li\u00ean quan \u0111\u1ebfn c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u00f4n h\u00f2a h\u01a1n m\u00e0 s\u1ef1 \u0103n m\u00f2n kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed1i lo ng\u1ea1i \u0111\u00e1ng k\u1ec3 th\u00ec J55 c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn ti\u1ebft ki\u1ec7m chi ph\u00ed.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/petroleumtubes.com\/wp-content\/uploads\/2020\/01\/J55-Tubing10.jpg\"><\/p>\n<p>Ngo\u00e0i kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n, c\u00e1c y\u1ebfu t\u1ed1 kh\u00e1c nh\u01b0 t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc, chi ph\u00ed v\u00e0 t\u00ednh s\u1eb5n c\u00f3 c\u0169ng \u0111\u00f3ng m\u1ed9t vai tr\u00f2 trong vi\u1ec7c l\u1ef1a ch\u1ecdn lo\u1ea1i v\u1ecf v\u00e0 \u1ed1ng. M\u1eb7c d\u00f9 L80 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t h\u01a1n nh\u01b0ng n\u00f3 c\u00f3 th\u1ec3 c\u00f3 gi\u00e1 cao h\u01a1n so v\u1edbi J55. Do \u0111\u00f3, \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i c\u00e2n nh\u1eafc \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a t\u1eebng lo\u1ea1i d\u1ef1a tr\u00ean y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a \u1ee9ng d\u1ee5ng.<\/p>\n<p>T\u00f3m l\u1ea1i, s\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa J55 v\u00e0 L80 n\u1eb1m \u1edf \u0111\u1eb7c t\u00ednh ch\u1ed1ng \u0103n m\u00f2n c\u1ee7a ch\u00fang. L80, l\u00e0 lo\u1ea1i th\u00e9p cao c\u1ea5p h\u01a1n v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n h\u1ee3p kim v\u01b0\u1ee3t tr\u1ed9i, mang l\u1ea1i kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t h\u01a1n so v\u1edbi J55. Khi l\u1ef1a ch\u1ecdn gi\u1eefa hai lo\u1ea1i n\u00e0y, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i xem x\u00e9t c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng, \u00fd ngh\u0129a chi ph\u00ed v\u00e0 y\u00eau c\u1ea7u v\u1ec1 hi\u1ec7u su\u1ea5t \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a \u1ee9ng d\u1ee5ng. Cu\u1ed1i c\u00f9ng, vi\u1ec7c l\u1ef1a ch\u1ecdn lo\u1ea1i v\u1ecf v\u00e0 \u1ed1ng ph\u00f9 h\u1ee3p l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n v\u00e0 hi\u1ec7u su\u1ea5t l\u00e2u d\u00e0i c\u1ee7a thi\u1ebft b\u1ecb trong ng\u00e0nh d\u1ea7u kh\u00ed.<\/p>\n<h1 id=\"j55-has-better-corrosion-resistance-compared-to-l80-due-to-its-lower-carbon-content-and-higher-manganese-content-wpaicgheading\"><span class=\"ez-toc-section\" id=\"J55_co_kha_nang_chong_an_mon_tot_hon_so_voi_L80_do_ham_luong_carbon_thap_hon_va_ham_luong_mangan_cao_hon\"><\/span>J55 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t h\u01a1n so v\u1edbi L80 do h\u00e0m l\u01b0\u1ee3ng carbon th\u1ea5p h\u01a1n v\u00e0 h\u00e0m l\u01b0\u1ee3ng mangan cao h\u01a1n<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nJ55 v\u00e0 L80 l\u00e0 hai lo\u1ea1i v\u1ecf v\u00e0 \u1ed1ng ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ng\u00e0nh d\u1ea7u kh\u00ed. Hi\u1ec3u \u0111\u01b0\u1ee3c s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa hai v\u1eadt li\u1ec7u n\u00e0y l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 ch\u1ecdn t\u00f9y ch\u1ecdn ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3. M\u1ed9t trong nh\u1eefng \u0111i\u1ec3m kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa J55 v\u00e0 L80 n\u1eb1m \u1edf th\u00e0nh ph\u1ea7n c\u1ee7a ch\u00fang. J55 \u0111\u01b0\u1ee3c \u0111\u1eb7c tr\u01b0ng b\u1edfi h\u00e0m l\u01b0\u1ee3ng carbon th\u1ea5p h\u01a1n v\u00e0 h\u00e0m l\u01b0\u1ee3ng mangan cao h\u01a1n so v\u1edbi L80. Th\u00e0nh ph\u1ea7n n\u00e0y gi\u00fap J55 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t h\u01a1n, khi\u1ebfn n\u00f3 ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng m\u00f4i tr\u01b0\u1eddng c\u1ea7n quan t\u00e2m \u0111\u1ebfn s\u1ef1 \u0103n m\u00f2n.<\/p>\n<p>Ng\u01b0\u1ee3c l\u1ea1i, L80 ch\u1ee9a h\u00e0m l\u01b0\u1ee3ng cacbon cao h\u01a1n v\u00e0 h\u00e0m l\u01b0\u1ee3ng mangan th\u1ea5p h\u01a1n, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a n\u00f3. L80 \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 d\u1ebbo dai cao h\u01a1n so v\u1edbi J55. \u0110i\u1ec1u n\u00e0y l\u00e0m cho L80 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn \u01b0u ti\u00ean cho c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u \u0111\u1ed9 b\u1ec1n k\u00e9o v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu \u00e1p l\u1ef1c c\u01a1 h\u1ecdc cao h\u01a1n.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"casing pipe Chinese high-grade manufacturer,oil tube Wholesale-Price High-Quality best China,casing\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/Jk1GQKyEYoc?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>M\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng kh\u00e1c c\u1ea7n xem x\u00e9t khi so s\u00e1nh J55 v\u00e0 L80 l\u00e0 qu\u00e1 tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t c\u1ee7a ch\u00fang. L80 tr\u1ea3i qua qu\u00e1 tr\u00ecnh l\u00e0m ngu\u1ed9i v\u00e0 \u1ee7 \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 c\u1ee9ng. Qu\u00e1 tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t n\u00e0y mang l\u1ea1i cho L80 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c c\u00e1c \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t cao h\u01a1n, khi\u1ebfn n\u00f3 tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng trong c\u00e1c m\u00f4i tr\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ea7y th\u1eed th\u00e1ch.<\/p>\n<p>M\u1eb7t kh\u00e1c, J55 th\u01b0\u1eddng kh\u00f4ng tr\u1ea3i qua m\u1ee9c x\u1eed l\u00fd nhi\u1ec7t t\u01b0\u01a1ng t\u1ef1 nh\u01b0 L80. M\u1eb7c d\u00f9 J55 c\u00f3 kh\u1ea3 n\u0103ng h\u00e0n v\u00e0 \u0111\u1ecbnh h\u00ecnh t\u1ed1t nh\u01b0ng c\u00e1c \u0111\u1eb7c t\u00ednh c\u01a1 h\u1ecdc c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 kh\u00f4ng b\u1ec1n b\u1eb1ng L80. Do \u0111\u00f3, vi\u1ec7c l\u1ef1a ch\u1ecdn gi\u1eefa J55 v\u00e0 L80 th\u01b0\u1eddng ph\u1ee5 thu\u1ed9c v\u00e0o y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a \u1ee9ng d\u1ee5ng, v\u1edbi c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n, \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh ra quy\u1ebft \u0111\u1ecbnh.<\/p>\n<p>V\u1ec1 m\u1eb7t chi ph\u00ed, J55 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao h\u01a1n th\u01b0\u1eddng ti\u1ebft ki\u1ec7m chi ph\u00ed h\u01a1n L80. Kh\u1ea3 n\u0103ng chi tr\u1ea3 n\u00e0y khi\u1ebfn J55 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn cho c\u00e1c \u1ee9ng d\u1ee5ng \u00edt \u0111\u00f2i h\u1ecfi kh\u1eaft khe h\u01a1n trong \u0111\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n l\u00e0 m\u1ed1i quan t\u00e2m h\u00e0ng \u0111\u1ea7u. Tuy nhi\u00ean, \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 d\u1ebbo dai cao h\u01a1n, chi ph\u00ed b\u1ed5 sung c\u1ee7a L80 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh b\u1eb1ng c\u00e1c \u0111\u1eb7c t\u00ednh c\u01a1 h\u1ecdc v\u00e0 hi\u1ec7u su\u1ea5t v\u01b0\u1ee3t tr\u1ed9i trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u0111\u1ea7y th\u00e1ch th\u1ee9c.<\/p>\n<p>\u1ed1ng th\u00e9p C\u00e1c nh\u00e0 m\u00e1y t\u1ed1t nh\u1ea5t Trung Qu\u1ed1c \u0110i\u1ec1u quan tr\u1ecdng c\u1ea7n l\u01b0u \u00fd l\u00e0 c\u1ea3 J55 v\u00e0 L80 \u0111\u1ec1u \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n ng\u00e0nh v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt cho v\u1eadt li\u1ec7u v\u1ecf v\u00e0 \u1ed1ng. C\u00e1c lo\u1ea1i n\u00e0y tr\u1ea3i qua qu\u00e1 tr\u00ecnh ki\u1ec3m tra nghi\u00eam ng\u1eb7t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u su\u1ea5t trong ho\u1ea1t \u0111\u1ed9ng d\u1ea7u kh\u00ed. Cho d\u00f9 l\u1ef1a ch\u1ecdn gi\u1eefa J55 v\u00e0 L80, \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i xem x\u00e9t c\u00e1c y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a d\u1ef1 \u00e1n, bao g\u1ed3m c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng, \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh v\u00e0 h\u1ea1n ch\u1ebf v\u1ec1 ng\u00e2n s\u00e1ch.<\/p>\n<p>T\u00f3m l\u1ea1i, s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa J55 v\u00e0 L80 n\u1eb1m \u1edf th\u00e0nh ph\u1ea7n, t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc, nhi\u1ec7t qu\u00e1 tr\u00ecnh x\u1eed l\u00fd v\u00e0 chi ph\u00ed. Trong khi J55 mang l\u1ea1i kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t h\u01a1n v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed th\u00ec L80 v\u01b0\u1ee3t tr\u1ed9i v\u1ec1 \u0111\u1ed9 b\u1ec1n, \u0111\u1ed9 d\u1ebbo dai v\u00e0 hi\u1ec7u su\u1ea5t trong \u0111i\u1ec1u ki\u1ec7n \u00e1p su\u1ea5t cao v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao. B\u1eb1ng c\u00e1ch hi\u1ec3u r\u00f5 nh\u1eefng \u0111i\u1ec3m kh\u00e1c bi\u1ec7t n\u00e0y, c\u00e1c chuy\u00ean gia trong ng\u00e0nh c\u00f3 th\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t khi l\u1ef1a ch\u1ecdn gi\u1eefa J55 v\u00e0 L80 cho c\u00e1c \u1ee9ng d\u1ee5ng d\u1ea7u kh\u00ed c\u1ee7a m\u00ecnh.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n: <a href=\"\/tag\/j55\" target=\"_blank\"><strong>J55<\/strong><\/a> v\u00e0 <a href=\"\/tag\/l80\" target=\"_blank\"><strong><a href=\"\/tag\/l80-2\" target=\"_blank\"><strong>l80<\/strong><\/a><\/strong><\/a> l\u00e0 hai lo\u1ea1i v\u1ecf v\u00e0 \u1ed1ng ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ng\u00e0nh d\u1ea7u kh\u00ed. M\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 ch\u00ednh gi\u00fap&#8230;<\/p>\n","protected":false},"author":1,"featured_media":1475,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"default","_kad_post_title":"default","_kad_post_layout":"default","_kad_post_sidebar_id":"","_kad_post_content_style":"default","_kad_post_vertical_padding":"default","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[1],"tags":[1319,82,92,1301,562,2275,2279,2289,81,86],"translation":{"provider":"WPGlobus","version":"2.12.0","language":"vi","enabled_languages":["en","ar","zh","nl","fr","de","hi","id","it","ja","ko","pt","ru","es","th","tr","vi"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"ar":{"title":true,"content":true,"excerpt":false},"zh":{"title":true,"content":true,"excerpt":false},"nl":{"title":true,"content":true,"excerpt":false},"fr":{"title":true,"content":true,"excerpt":false},"de":{"title":true,"content":true,"excerpt":false},"hi":{"title":true,"content":true,"excerpt":false},"id":{"title":true,"content":true,"excerpt":false},"it":{"title":true,"content":true,"excerpt":false},"ja":{"title":true,"content":true,"excerpt":false},"ko":{"title":true,"content":true,"excerpt":false},"pt":{"title":true,"content":true,"excerpt":false},"ru":{"title":true,"content":true,"excerpt":false},"es":{"title":true,"content":true,"excerpt":false},"th":{"title":true,"content":true,"excerpt":false},"tr":{"title":true,"content":true,"excerpt":false},"vi":{"title":true,"content":true,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/posts\/18477"}],"collection":[{"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/comments?post=18477"}],"version-history":[{"count":0,"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/posts\/18477\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/media\/1475"}],"wp:attachment":[{"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/media?parent=18477"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/categories?post=18477"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/tags?post=18477"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}