{"id":247,"date":"2023-12-27T08:43:28","date_gmt":"2023-12-27T08:43:28","guid":{"rendered":"http:\/\/juyuans.com\/?p=247"},"modified":"2023-12-27T08:43:28","modified_gmt":"2023-12-27T08:43:28","slug":"phan-loai-chat-chong-chay-cho-nhua-la-gi","status":"publish","type":"post","link":"https:\/\/juyuans.com\/vi\/phan-loai-chat-chong-chay-cho-nhua-la-gi\/","title":{"rendered":"Ch\u1ea5t ch\u1ed1ng ch\u00e1y cho nh\u1ef1a \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i nh\u01b0 th\u1ebf n\u00e0o?"},"content":{"rendered":"

Trong h\u1ec7 th\u1ed1ng \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng ch\u00e1y c\u1ee7a nh\u1ef1a UL94 c\u00f3 t\u1ed5ng c\u1ed9ng 12 lo\u1ea1i: HB, V-0, V-1, V-2, 5VA, 5VB, VTM-0, VTM-1, VTM-2, HBF, HF- 1 v\u00e0 HF-2.<\/span><\/p>\n

\"Th\u1eed

Th\u1eed nghi\u1ec7m \u0111\u1ed1t nh\u1ef1a<\/p><\/div>\n

X\u1ebfp h\u1ea1ng UL94 v\u1ec1 t\u00ednh d\u1ec5 ch\u00e1y l\u00e0 ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t cho t\u00ednh d\u1ec5 ch\u00e1y c\u1ee7a v\u1eadt li\u1ec7u nh\u1ef1a. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng d\u1eadp t\u1eaft c\u1ee7a v\u1eadt li\u1ec7u sau khi b\u1ecb \u0111\u1ed1t ch\u00e1y. C\u00f3 nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh gi\u00e1 kh\u00e1c nhau d\u1ef1a tr\u00ean t\u1ed1c \u0111\u1ed9 ch\u00e1y, th\u1eddi gian ch\u00e1y, kh\u1ea3 n\u0103ng ch\u1ed1ng nh\u1ecf gi\u1ecdt v\u00e0 li\u1ec7u c\u00e1c h\u1ea1t nh\u1ecf gi\u1ecdt c\u00f3 ti\u1ebfp t\u1ee5c ch\u00e1y hay kh\u00f4ng. M\u1ed7i v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m c\u00f3 th\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c nhi\u1ec1u gi\u00e1 tr\u1ecb t\u00f9y thu\u1ed9c v\u00e0o m\u00e0u s\u1eafc ho\u1eb7c \u0111\u1ed9 d\u00e0y c\u1ee7a n\u00f3. Khi l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u cho m\u1ed9t s\u1ea3n ph\u1ea9m, x\u1ebfp h\u1ea1ng UL c\u1ee7a n\u00f3 ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 d\u00e0y c\u1ee7a ph\u1ea7n th\u00e0nh c\u1ee7a b\u1ed9 ph\u1eadn nh\u1ef1a. X\u1ebfp h\u1ea1ng UL ph\u1ea3i \u0111\u01b0\u1ee3c b\u00e1o c\u00e1o c\u00f9ng v\u1edbi gi\u00e1 tr\u1ecb \u0111\u1ed9 d\u00e0y, v\u00ec vi\u1ec7c b\u00e1o c\u00e1o x\u1ebfp h\u1ea1ng UL m\u00e0 kh\u00f4ng c\u00f3 \u0111\u1ed9 d\u00e0y l\u00e0 kh\u00f4ng \u0111\u1ee7.<\/span><\/p>\n

M\u1ee9c \u0111\u1ed9 d\u1ec5 ch\u00e1y c\u1ee7a nh\u1ef1a t\u0103ng d\u1ea7n t\u1eeb HB, V-2, V-1, V-0, 5VB \u0111\u1ebfn 5VA:<\/strong><\/span><\/p>\n

HB: <\/strong>M\u1ee9c \u0111\u1ed9 ch\u1ed1ng ch\u00e1y th\u1ea5p nh\u1ea5t trong ti\u00eau chu\u1ea9n UL94. Y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi c\u00e1c m\u1eabu c\u00f3 \u0111\u1ed9 d\u00e0y t\u1eeb 3 \u0111\u1ebfn 13 mm th\u00ec t\u1ed1c \u0111\u1ed9 \u0111\u1ed1t ch\u00e1y ph\u1ea3i nh\u1ecf h\u01a1n 40 mm\/ph\u00fat; \u0111\u1ed1i v\u1edbi m\u1eabu c\u00f3 chi\u1ec1u d\u00e0y d\u01b0\u1edbi 3 mm th\u00ec t\u1ed1c \u0111\u1ed9 \u0111\u1ed1t ch\u00e1y ph\u1ea3i nh\u1ecf h\u01a1n 70 mm\/ph\u00fat; ho\u1eb7c ng\u1ecdn l\u1eeda ph\u1ea3i t\u1eaft tr\u01b0\u1edbc khi ch\u1ea1m m\u1ed1c 100 mm.<\/span><\/p>\n

V-2:<\/strong> Sau khi \u0111\u01b0a m\u1eabu v\u00e0o hai th\u1eed nghi\u1ec7m ng\u1ecdn l\u1eeda k\u00e9o d\u00e0i 10 gi\u00e2y, m\u1ecdi ng\u1ecdn l\u1eeda d\u01b0 th\u1eeba v\u00e0 t\u00e0n d\u01b0 s\u1ebd t\u1eaft trong v\u00f2ng 60 gi\u00e2y. C\u00e1c h\u1ea1t nh\u1ecf gi\u1ecdt c\u00f3 th\u1ec3 \u0111\u1ed1t ch\u00e1y b\u00f4ng.<\/span><\/p>\n

V-1: <\/strong>Sau khi \u0111\u01b0a m\u1eabu v\u00e0o hai th\u1eed nghi\u1ec7m ng\u1ecdn l\u1eeda k\u00e9o d\u00e0i 10 gi\u00e2y, m\u1ecdi ng\u1ecdn l\u1eeda d\u01b0 th\u1eeba v\u00e0 t\u00e0n d\u01b0 s\u1ebd t\u1eaft trong v\u00f2ng 60 gi\u00e2y. C\u00e1c h\u1ea1t nh\u1ecf gi\u1ecdt kh\u00f4ng th\u1ec3 \u0111\u1ed1t ch\u00e1y b\u00f4ng.<\/span><\/p>\n

V-0: <\/strong>Sau khi \u0111\u01b0a m\u1eabu v\u00e0o hai th\u1eed nghi\u1ec7m ng\u1ecdn l\u1eeda k\u00e9o d\u00e0i 10 gi\u00e2y, m\u1ecdi ng\u1ecdn l\u1eeda d\u01b0 th\u1eeba v\u00e0 t\u00e0n d\u01b0 s\u1ebd t\u1eaft trong v\u00f2ng 30 gi\u00e2y. C\u00e1c h\u1ea1t nh\u1ecf gi\u1ecdt kh\u00f4ng th\u1ec3 \u0111\u1ed1t ch\u00e1y b\u00f4ng.<\/span><\/p>\n

5VB:<\/strong> Sau khi \u0111\u01b0a m\u1eabu v\u00e0o n\u0103m th\u1eed nghi\u1ec7m ng\u1ecdn l\u1eeda k\u00e9o d\u00e0i 5 gi\u00e2y, m\u1ecdi ng\u1ecdn l\u1eeda d\u01b0 th\u1eeba v\u00e0 t\u00e0n d\u01b0 s\u1ebd t\u1eaft trong v\u00f2ng 60 gi\u00e2y. C\u00e1c h\u1ea1t nh\u1ecf gi\u1ecdt kh\u00f4ng th\u1ec3 \u0111\u1ed1t ch\u00e1y b\u00f4ng. \u0110\u1ed1i v\u1edbi c\u00e1c m\u1eabu r\u1eafn, cho ph\u00e9p \u0111\u1ed1t ch\u00e1y.<\/span><\/p>\n

5VA: <\/strong>Sau khi \u0111\u01b0a m\u1eabu v\u00e0o n\u0103m th\u1eed nghi\u1ec7m ng\u1ecdn l\u1eeda k\u00e9o d\u00e0i 5 gi\u00e2y, m\u1ecdi ng\u1ecdn l\u1eeda d\u01b0 th\u1eeba v\u00e0 t\u00e0n d\u01b0 s\u1ebd t\u1eaft trong v\u00f2ng 30 gi\u00e2y. C\u00e1c h\u1ea1t nh\u1ecf gi\u1ecdt kh\u00f4ng th\u1ec3 \u0111\u1ed1t ch\u00e1y b\u00f4ng. \u0110\u1ed1i v\u1edbi c\u00e1c m\u1eabu r\u1eafn, kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p \u0111\u1ed1t ch\u00e1y.<\/span><\/p>","protected":false},"excerpt":{"rendered":"

X\u1ebfp h\u1ea1ng UL94 v\u1ec1 t\u00ednh d\u1ec5 ch\u00e1y l\u00e0 ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t cho t\u00ednh d\u1ec5 ch\u00e1y c\u1ee7a v\u1eadt li\u1ec7u nh\u1ef1a. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng d\u1eadp t\u1eaft c\u1ee7a v\u1eadt li\u1ec7u sau khi b\u1ecb \u0111\u1ed1t ch\u00e1y. C\u00f3 nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh gi\u00e1 kh\u00e1c nhau d\u1ef1a tr\u00ean t\u1ed1c \u0111\u1ed9 ch\u00e1y, th\u1eddi gian ch\u00e1y, kh\u1ea3 n\u0103ng ch\u1ed1ng nh\u1ecf gi\u1ecdt v\u00e0 li\u1ec7u c\u00e1c h\u1ea1t nh\u1ecf gi\u1ecdt c\u00f3 ti\u1ebfp t\u1ee5c ch\u00e1y hay kh\u00f4ng. M\u1ed7i v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m c\u00f3 th\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c nhi\u1ec1u gi\u00e1 tr\u1ecb t\u00f9y thu\u1ed9c v\u00e0o m\u00e0u s\u1eafc ho\u1eb7c \u0111\u1ed9 d\u00e0y c\u1ee7a n\u00f3. Khi l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u cho m\u1ed9t s\u1ea3n ph\u1ea9m, x\u1ebfp h\u1ea1ng UL c\u1ee7a n\u00f3 ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 d\u00e0y c\u1ee7a ph\u1ea7n th\u00e0nh c\u1ee7a b\u1ed9 ph\u1eadn nh\u1ef1a. X\u1ebfp h\u1ea1ng UL ph\u1ea3i \u0111\u01b0\u1ee3c b\u00e1o c\u00e1o c\u00f9ng v\u1edbi gi\u00e1 tr\u1ecb \u0111\u1ed9 d\u00e0y, v\u00ec vi\u1ec7c b\u00e1o c\u00e1o x\u1ebfp h\u1ea1ng UL m\u00e0 kh\u00f4ng c\u00f3 \u0111\u1ed9 d\u00e0y l\u00e0 kh\u00f4ng \u0111\u1ee7.<\/p>","protected":false},"author":1,"featured_media":248,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-247","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"jetpack_featured_media_url":"https:\/\/juyuans.com\/wp-content\/uploads\/2023\/12\/\u71c3\u70e7\u6d4b\u8bd51-10.jpg","_links":{"self":[{"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/posts\/247","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/comments?post=247"}],"version-history":[{"count":0,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/posts\/247\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/media\/248"}],"wp:attachment":[{"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/media?parent=247"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/categories?post=247"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/tags?post=247"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}