{"id":2158,"date":"2023-01-02T14:14:56","date_gmt":"2023-01-02T07:14:56","guid":{"rendered":"https:\/\/www.baohotoandien.com\/blog\/?p=2158"},"modified":"2024-11-10T17:25:29","modified_gmt":"2024-11-10T10:25:29","slug":"khoi-luong-rieng","status":"publish","type":"post","link":"https:\/\/baohotoandien.com\/blog\/khoi-luong-rieng\/","title":{"rendered":"C\u00f4ng th\u1ee9c t\u00ednh Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang &#8211; Tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang ch\u00ednh x\u00e1c"},"content":{"rendered":"<h2>Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang<\/h2>\n<h3>Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang l\u00e0 g\u00ec?<\/h3>\n<p><a href=\"https:\/\/bet886.pro\/\">Bet88<\/a> Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang (ti\u1ebfng Anh l\u00e0 Density), hay c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u1eadt \u0111\u1ed9 kh\u1ed1i l\u01b0\u1ee3ng, l\u00e0 m\u1ed9t \u0111\u1eb7c t\u00ednh v\u1ec1 m\u1eadt \u0111\u1ed9 kh\u1ed1i l\u01b0\u1ee3ng tr\u00ean m\u1ed9t \u0111\u01a1n v\u1ecb th\u1ec3 t\u00edch c\u1ee7a v\u1eadt ch\u1ea5t \u0111\u00f3. \u0110\u00e2y l\u00e0 \u0111\u1ea1i l\u01b0\u1ee3ng \u0111o b\u1eb1ng th\u01b0\u01a1ng s\u1ed1 gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng (m) c\u1ee7a m\u1ed9t v\u1eadt l\u00e0m b\u1eb1ng ch\u1ea5t \u0111\u00f3 (nguy\u00ean ch\u1ea5t) v\u00e0 th\u1ec3 t\u00edch (V) c\u1ee7a v\u1eadt.<\/p>\n<h3>C\u00f4ng th\u1ee9c t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang<\/h3>\n<p><strong>Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang = Kh\u1ed1i l\u01b0\u1ee3ng : Th\u1ec3 t\u00edch<\/strong><\/p>\n<p style=\"text-align: left;\">D=m\/V<\/p>\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li>D l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang (Kg\/m\u00b3)<\/li>\n<li>m l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng (Kg)<\/li>\n<li>V l\u00e0 th\u1ec3 t\u00edch (m\u00b3)<\/li>\n<\/ul>\n<p>Nh\u01b0 v\u1eady, \u0111\u1ec3 t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u1ee7a m\u1ed9t thanh s\u1eaft \u0111\u1eb7c \u0111\u1ed3ng ch\u1ea5t ta c\u00e2n n\u00f3 l\u00ean \u0111\u1ec3 l\u1ea5y kh\u1ed1i l\u01b0\u1ee3ng (kg). \u0110o th\u1ec3 t\u00edch b\u1eb1ng c\u00e1ch l\u1ea5y Chu vi \u0111\u00e1y x Chi\u1ec1u d\u00e0i (m\u00b3). L\u1ea5y kh\u1ed1i l\u01b0\u1ee3ng thanh s\u1eaft chia th\u1ec3 t\u00edch thanh s\u1eaft, ng\u01b0\u1eddi ta \u0111\u01b0\u1ee3c kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u1ee7a s\u1eaft.<\/p>\n<h2>Tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang<\/h2>\n<h3>Tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang l\u00e0 g\u00ec?<\/h3>\n<p>Tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang ti\u1ebfng Anh l\u00e0 Specific Weight<i>,<\/i>\u00a0l\u00e0 tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a m\u1ed9t m\u00e9t kh\u1ed1i v\u1eadt ch\u1ea5t.\u00a0Tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang KH\u00c1C kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang.<\/p>\n<p><strong>Tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang\u00a0=\u00a0Kh\u1ed1i\u00a0l\u01b0\u1ee3ng ri\u00eang x 9,81<\/strong><\/p>\n<p>\u0110\u01a1n v\u1ecb \u0111o tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang l\u00e0 N\/m\u00b3<\/p>\n<h3>C\u00f4ng th\u1ee9c t\u00ednh tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang<\/h3>\n<p>Tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang c\u1ee7a v\u1eadt th\u1ec3 \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng c\u00f4ng th\u1ee9c:<\/p>\n<p><strong>Tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang = Tr\u1ecdng l\u01b0\u1ee3ng : Th\u1ec3 t\u00edch<\/strong><\/p>\n<p>d= P\/V<\/p>\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li><i>d<\/i> l\u00e0 tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang (N\/m\u00b3)<\/li>\n<li><i>P<\/i> l\u00e0\u00a0tr\u1ecdng l\u01b0\u1ee3ng\u00a0(N)<\/li>\n<li><i>V<\/i>\u00a0l\u00e0\u00a0th\u1ec3 t\u00edch\u00a0(m\u00b3)<\/li>\n<\/ul>\n<p><iframe loading=\"lazy\" title=\"V\u1eadt L\u00fd L\u1edbp 6 \u2013 B\u00e0i 11 Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang \u2013 Tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang | Th\u1ea7y Tr\u1ea7n V\u0103n Hu\u1ef3nh\" width=\"1160\" height=\"653\" src=\"https:\/\/www.youtube.com\/embed\/W4MWVOPA6V8?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><\/p>\n<h2>C\u00e1ch t\u00ednh tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a th\u00e9p<\/h2>\n<p>C\u1ea7n x\u00e1c nh\u1eadn l\u1ea1i. Tr\u1ecdng l\u01b0\u1ee3ng t\u00ednh b\u1eb1ng \u0111\u01a1n v\u1ecb N, trong khi \u0111\u00f3, kh\u1ed1i l\u01b0\u1ee3ng t\u00ednh b\u1eb1ng \u0111\u01a1n v\u1ecb Kg. Nh\u01b0ng ta v\u1eabn d\u00f9ng thu\u1eadt ng\u1eef n\u00e0y l\u1eabn l\u1ed9n h\u1eb1ng ng\u00e0y. N\u00f3i t\u00fam l\u1ea1i, b\u00ean d\u01b0\u1edbi l\u00e0 c\u00f4ng th\u1ee9c t\u00ednh c\u00e2n n\u1eb7ng c\u1ee7a th\u00e9p<\/p>\n<p>Nh\u01b0 c\u00f4ng th\u1ee9c \u1edf tr\u00ean, suy ra:<\/p>\n<p>Kh\u1ed1i l\u01b0\u1ee3ng = Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang (d) x Th\u1ec3 t\u00edch (V) = Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang (D) x 9,81 x Th\u1ec3 t\u00edch.<\/p>\n<p>T\u01b0\u01a1ng \u0111\u01b0\u01a1ng:<\/p>\n<p><strong>Kh\u1ed1i l\u01b0\u1ee3ng = 7850 x Chi\u1ec1u d\u00e0i x Di\u1ec7n t\u00edch m\u1eb7t c\u1eaft ngang<\/strong><\/p>\n<p>Trong \u0111\u00f3<\/p>\n<ul>\n<li>7850: kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u1ee7a th\u00e9p (Kg\/m\u00b3)<\/li>\n<li>L: chi\u1ec1u d\u00e0i c\u1ee7a c\u00e2y th\u00e9p (m)<\/li>\n<li>Di\u1ec7n t\u00edch m\u1eb7t c\u1eaft ngang t\u00f9y thu\u1ed9c v\u00e0o h\u00ecnh d\u00e1ng v\u00e0 \u0111\u1ed9 d\u00e0y c\u00e2y th\u00e9p \u0111\u00f3 (m^2)<\/li>\n<\/ul>\n<p><strong>L\u01b0u \u00fd:<\/strong> Th\u00e9p kh\u00e1c S\u1eaft. (Th\u00e9p l\u00e0 S\u1eaft pha Cabon v\u00e0 m\u1ed9t s\u1ed1 kim lo\u1ea1i kh\u00e1c). Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u1ee7a th\u00e9p l\u00e0 7850 kg\/m\u00b3. Trong khi KLR c\u1ee7a s\u1eaft l\u00e0 7800kg\/m\u00b3<\/p>\n<p><a class=\"embed-link\" href=\"https:\/\/www.baohotoandien.com\/giay-bao-ho\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-4155 size-full\" src=\"https:\/\/www.baohotoandien.com\/blog\/wp-content\/uploads\/2019\/09\/banner-giay-bao-ho-blog.gif\" alt=\"Gi\u00e0y b\u1ea3o h\u1ed9 cho k\u1ef9 s\u01b0 x\u00e2y d\u1ef1ng\" width=\"600\" height=\"200\" \/><\/a><\/p>\n<p style=\"text-align: center;\"><a class=\"btn btn-primary\" href=\"https:\/\/www.baohotoandien.com\/giay-bao-ho\">Xem ngay 39+ m\u1eabu gi\u00e0y b\u1ea3o h\u1ed9<\/a><\/p>\n<h3>B\u1ea3ng tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang c\u1ee7a m\u1ed9t s\u1ed1 kim lo\u1ea1i ph\u1ed5 bi\u1ebfn<\/h3>\n<table>\n<tbody>\n<tr>\n<td>\n<p style=\"text-align: center;\"><strong>Ch\u1ea5t<\/strong><\/p>\n<\/td>\n<td>\n<p style=\"text-align: center;\"><strong>Tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang (Kg\/m\u00b3)<\/strong><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>S\u1eaft<\/td>\n<td>7800<\/td>\n<\/tr>\n<tr>\n<td>Th\u00e9p<\/td>\n<td>7850<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed3ng (\u0110\u1ed3ng t\u1ea5m, \u0111\u1ed3ng trong \u0111\u1eb7c)<\/td>\n<td>7000 &#8211; 9000<\/td>\n<\/tr>\n<tr>\n<td>K\u1ebdm<\/td>\n<td>6999<\/td>\n<\/tr>\n<tr>\n<td>Nh\u00f4m (nh\u00f4m t\u1ea5m, nh\u00f4m tr\u00f2n \u0111\u1eb7c)<\/td>\n<td>2601 &#8211; 2701<\/td>\n<\/tr>\n<tr>\n<td>Ch\u00ec<\/td>\n<td>11300<\/td>\n<\/tr>\n<tr>\n<td>V\u00e0ng<\/td>\n<td>19301<\/td>\n<\/tr>\n<tr>\n<td>Nh\u1ef1a Teflon<\/td>\n<td>2200<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>B\u1ea3ng tra Tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a Th\u00e9p tr\u00f2n, th\u00e9p h\u1ed9p, th\u00e9p h\u00ecnh<\/h3>\n<p><a href=\"https:\/\/bet886.pro\/\">Bet886<\/a> Ho\u1eb7c n\u1ebfu vi\u1ec7c t\u00ednh to\u00e1n \u1edf m\u1ee5c 3 qu\u00e1 ph\u1ee9c t\u1ea1p, h\u00e3y tra theo b\u1ea3ng b\u00ean d\u01b0\u1edbi. \u0110\u1eebng h\u1ecfi t\u1ee5i m\u00ecnh t\u1ea1i sao l\u1ea1i c\u00f3 &#8220;s\u1ef1 l\u1ec7ch nh\u1eb9&#8221; \u1edf \u0111\u00e2y, v\u00ec th\u1ef1c t\u1ebf lu\u00f4n c\u00f3 sai s\u1ed1 m\u00e0, mi\u1ec5n l\u00e0 n\u00f3 n\u1eb1m trong kho\u1ea3ng cho ph\u00e9p l\u00e0 \u0111\u01b0\u1ee3c<\/p>\n<p>B\u1ea3ng tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a th\u00e9p tr\u00f2n<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.baohotoandien.com\/blog\/wp-content\/uploads\/2019\/10\/bang-trong-luong-thep-tron.jpg\" alt=\"B\u1ea3ng trang tr\u1ecdng l\u01b0\u1ee3ng th\u00e9p tr\u00f2n. C\u00e1ch t\u00ednh tr\u1ecdng l\u01b0\u1ee3ng t\u1eeb kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang\" width=\"600\" height=\"371\" \/><\/p>\n<p style=\"text-align: center;\">B\u1ea3ng tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a th\u00e9p h\u1ed9p vu\u00f4ng<img loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/www.baohotoandien.com\/blog\/wp-content\/uploads\/2019\/10\/bang-tra-trong-luong-thep-hop-vuong.png\" alt=\"B\u1ea3ng tra tr\u1ecdng l\u01b0\u1ee3ng th\u00e9p h\u1ed9p vu\u00f4ng. C\u00e1ch t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang t\u1eeb b\u1ea3ng tr\u1ecdng l\u01b0\u1ee3ng\" width=\"769\" height=\"529\" \/><\/p>\n<p>B\u1ea3ng tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a th\u00e9p h\u00ecnh ch\u1eef I<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.baohotoandien.com\/blog\/wp-content\/uploads\/2019\/10\/bang-trong-luong-thep-hinh-chu-i.jpg\" alt=\"B\u1ea3ng tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a th\u00e9p h\u00ecnh ch\u1eef I\" width=\"600\" height=\"769\" \/><\/p>\n<p>Tham kh\u1ea3o th\u00eam c\u00e1c B\u1ea3ng tra tr\u1ecdng l\u01b0\u1ee3ng c\u00e1c lo\u1ea1i th\u00e9p h\u00ecnh kh\u00e1c <a href=\"https:\/\/satthepmanhphat.vn\/bang-tra-trong-luong-thep-hinh-h-u-v\/\">t\u1ea1i \u0111\u00e2y<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang l\u00e0 g\u00ec? Bet88 Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang (ti\u1ebfng Anh l\u00e0 Density), hay c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u1eadt \u0111\u1ed9 kh\u1ed1i l\u01b0\u1ee3ng,&hellip;<\/p>\n","protected":false},"author":2,"featured_media":2660,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-2158","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nghe"],"_links":{"self":[{"href":"https:\/\/baohotoandien.com\/blog\/wp-json\/wp\/v2\/posts\/2158","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/baohotoandien.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/baohotoandien.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/baohotoandien.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/baohotoandien.com\/blog\/wp-json\/wp\/v2\/comments?post=2158"}],"version-history":[{"count":15,"href":"https:\/\/baohotoandien.com\/blog\/wp-json\/wp\/v2\/posts\/2158\/revisions"}],"predecessor-version":[{"id":7802,"href":"https:\/\/baohotoandien.com\/blog\/wp-json\/wp\/v2\/posts\/2158\/revisions\/7802"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/baohotoandien.com\/blog\/wp-json\/wp\/v2\/media\/2660"}],"wp:attachment":[{"href":"https:\/\/baohotoandien.com\/blog\/wp-json\/wp\/v2\/media?parent=2158"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/baohotoandien.com\/blog\/wp-json\/wp\/v2\/categories?post=2158"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/baohotoandien.com\/blog\/wp-json\/wp\/v2\/tags?post=2158"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}