{"id":3151,"date":"2026-10-11T05:38:51","date_gmt":"2026-10-11T05:38:51","guid":{"rendered":"https:\/\/yocl.com\/?wpr2_import=e9e8de38c5c8bb0bb3347a765e01e8cc166de3740df591e8031d29ed7bfd9cfe"},"modified":"2026-10-11T05:38:51","modified_gmt":"2026-10-11T05:38:51","slug":"how-to-select-and-apply-heat-shrink-tubing-to-a-cable-splice","status":"publish","type":"post","link":"https:\/\/yocl.com\/vi\/how-to-select-and-apply-heat-shrink-tubing-to-a-cable-splice\/","title":{"rendered":"C\u00e1ch ch\u1ecdn v\u00e0 s\u1eed d\u1ee5ng \u1ed1ng co nhi\u1ec7t cho m\u1ed1i n\u1ed1i c\u00e1p"},"content":{"rendered":"<p>Ch\u1ecdn \u1ed1ng co nhi\u1ec7t c\u00f3 th\u1ec3 lu\u1ed3n qua ph\u1ea7n n\u1ed1i l\u1edbn nh\u1ea5t, co l\u1ea1i d\u01b0\u1edbi \u0111\u01b0\u1eddng k\u00ednh ti\u1ebfp x\u00fac nh\u1ecf nh\u1ea5t v\u00e0 duy tr\u00ec \u0111\u1ed9 bao ph\u1ee7 c\u1ea7n thi\u1ebft sau khi co l\u1ea1i. C\u1eaft v\u00e0 lu\u1ed3n s\u1eb5n \u1ed1ng tr\u01b0\u1edbc khi \u0111\u00f3ng k\u1ebft n\u1ed1i, ch\u1ea5p nh\u1eadn m\u1ed1i n\u1ed1i \u0111i\u1ec7n, \u0111\u1ecbnh v\u1ecb \u1ed1ng, co l\u1ea1i b\u1eb1ng quy tr\u00ecnh gia nhi\u1ec7t \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh, sau \u0111\u00f3 l\u00e0m ngu\u1ed9i, ki\u1ec3m tra v\u00e0 ho\u00e0n th\u00e0nh c\u00e1c b\u00e0i ki\u1ec3m tra l\u1eafp r\u00e1p c\u1ea7n thi\u1ebft.<\/p>\n<p>Quy tr\u00ecnh n\u00e0y \u00e1p d\u1ee5ng cho m\u1ed1i n\u1ed1i th\u1eb3ng n\u1ed1i ti\u1ebfp \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh. <a href=\"https:\/\/yocl.com\/vi\/what-is-heat-shrink-tubing\/\">\u1ed0ng co nhi\u1ec7t<\/a> cung c\u1ea5p l\u1edbp c\u00e1ch \u0111i\u1ec7n ho\u1eb7c b\u1ea3o v\u1ec7 \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh; n\u00f3 kh\u00f4ng t\u1ea1o ra k\u1ebft n\u1ed1i \u0111i\u1ec7n. C\u00e1c m\u1ed1i n\u1ed1i c\u00f3 b\u1ecdc ch\u1ed1ng nhi\u1ec5u, \u0111a l\u00f5i v\u00e0 \u0111i\u1ec7n \u00e1p trung b\u00ecnh ho\u1eb7c cao c\u1ea7n c\u00f3 h\u01b0\u1edbng d\u1eabn l\u1eafp r\u00e1p ri\u00eang. \u1ed0ng co ch\u1eb7t kh\u00f4ng ph\u1ea3i l\u00e0 b\u1eb1ng ch\u1ee9ng cho th\u1ea5y m\u1ed1i n\u1ed1i \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn v\u1ec1 \u0111i\u1ec7n ho\u1eb7c \u0111\u01b0\u1ee3c ni\u00eam phong m\u00f4i tr\u01b0\u1eddng.<\/p>\n<h2>1. X\u00e1c nh\u1eadn h\u01b0\u1edbng d\u1eabn c\u00f4ng vi\u1ec7c v\u00e0 c\u00f4 l\u1eadp<\/h2>\n<p>Tr\u01b0\u1edbc khi c\u1eaft c\u00e1p ho\u1eb7c \u00e1p d\u1ee5ng nhi\u1ec7t, h\u00e3y l\u1ea5y b\u1ea3n v\u1ebd m\u1ed1i n\u1ed1i, h\u01b0\u1edbng d\u1eabn n\u1ed1i, d\u1eef li\u1ec7u \u1ed1ng ch\u00ednh x\u00e1c, quy tr\u00ecnh \u1ee9ng d\u1ee5ng v\u00e0 c\u00e1c y\u00eau c\u1ea7u ch\u1ea5p nh\u1eadn. L\u00e0m vi\u1ec7c tr\u00ean m\u1ea1ch \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4 l\u1eadp v\u00e0 x\u00e1c minh l\u00e0 kh\u00f4ng c\u00f2n \u0111i\u1ec7n theo quy tr\u00ecnh thi\u1ebft b\u1ecb v\u00e0 \u0111\u1ecba \u0111i\u1ec3m. T\u1ea1i c\u00e1c U.S n\u01a1i l\u00e0m vi\u1ec7c, <a href=\"https:\/\/www.osha.gov\/laws-regs\/regulations\/standardnumber\/1910\/1910.333\" target=\"_blank\" rel=\"noopener\">OSHA 1910.333(b)<\/a> quy \u0111\u1ecbnh quy tr\u00ecnh kh\u00f3a\/g\u1eafn th\u1ebb v\u00e0 x\u00e1c minh b\u1edfi ng\u01b0\u1eddi c\u00f3 chuy\u00ean m\u00f4n.<\/p>\n<p>S\u1eed d\u1ee5ng h\u1ed3 s\u01a1 c\u00f4ng vi\u1ec7c \u0111\u1ec3 li\u00ean k\u1ebft c\u00e1c ph\u00e9p \u0111o v\u1edbi quy\u1ebft \u0111\u1ecbnh ch\u1ea5p nh\u1eadn cu\u1ed1i c\u00f9ng:<\/p>\n<table>\n<thead>\n<tr>\n<th>Ghi l\u1ea1i tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u<\/th>\n<th>Quy\u1ebft \u0111\u1ecbnh n\u00f3 ki\u1ec3m so\u00e1t<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Nh\u1eadn d\u1ea1ng c\u00e1p\/v\u1ecf b\u1ecdc, m\u1ed1i n\u1ed1i v\u00e0 \u1ed1ng co<\/td>\n<td>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1eadt li\u1ec7u v\u00e0 h\u01b0\u1edbng d\u1eabn \u00e1p d\u1ee5ng<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1eb7c \u0111i\u1ec3m l\u1edbn nh\u1ea5t tr\u00ean \u0111\u01b0\u1eddng \u0111i v\u00e0o c\u1ee7a \u1ed1ng co<\/td>\n<td>\u0110\u01b0\u1eddng k\u00ednh trong \u0111\u01b0\u1ee3c cung c\u1ea5p y\u00eau c\u1ea7u<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u01b0\u1eddng k\u00ednh ngo\u00e0i ti\u1ebfp x\u00fac tr\u00e1i v\u00e0 ph\u1ea3i<\/td>\n<td>\u0110\u1ed9 co h\u1ed3i y\u00eau c\u1ea7u \u1edf c\u1ea3 hai b\u00ean<\/td>\n<\/tr>\n<tr>\n<td>Kho\u1ea3ng c\u00e1ch n\u1ed1i v\u00e0 \u0111\u1ed9 ph\u1ee7 quy \u0111\u1ecbnh \u1edf m\u1ed7i b\u00ean<\/td>\n<td>\u0110\u1ed9 ph\u1ee7 ho\u00e0n thi\u1ec7n t\u1ed1i thi\u1ec3u<\/td>\n<\/tr>\n<tr>\n<td>Ch\u1ebf \u0111\u1ed9 \u0111i\u1ec7n, m\u00f4i tr\u01b0\u1eddng v\u00e0 kh\u00f4ng gian c\u00f3 s\u1eb5n<\/td>\n<td>C\u1ea5u t\u1ea1o, t\u01b0\u1eddng v\u00e0 s\u1ef1 ph\u00f9 h\u1ee3p c\u1ee7a l\u1eafp r\u00e1p<\/td>\n<\/tr>\n<tr>\n<td>H\u01b0\u1edbng d\u1eabn gia nhi\u1ec7t, l\u00e0m m\u00e1t v\u00e0 ch\u1ea5p nh\u1eadn<\/td>\n<td>Gi\u1edbi h\u1ea1n quy tr\u00ecnh v\u00e0 ki\u1ec3m tra nghi\u1ec7m thu<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Chu\u1ea9n b\u1ecb s\u1eb5n c\u00e1c d\u1ee5ng c\u1ee5 \u0111o ph\u00f9 h\u1ee3p, dao c\u1eaft, d\u1ee5ng c\u1ee5 n\u1ed1i quy \u0111\u1ecbnh v\u00e0 ngu\u1ed3n nhi\u1ec7t \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t cho ph\u00e9p. <strong>Ng\u1eebng c\u00f4ng vi\u1ec7c n\u1ebfu thi\u1ebfu h\u01b0\u1edbng d\u1eabn ho\u1eb7c ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn b\u1eaft bu\u1ed9c.<\/strong><\/p>\n<h2>2. Ch\u1ecdn c\u1ea5u tr\u00fac v\u00e0 ki\u1ec3m tra c\u1ea3 hai \u0111\u01b0\u1eddng k\u00ednh<\/h2>\n<p>Ch\u1ecdn c\u1ea5u tr\u00fac cho nhi\u1ec7m v\u1ee5 \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh. <a href=\"https:\/\/yocl.com\/vi\/heat-shrink-tubing-manufacturer\/\">D\u1ea3i \u1ed1ng co nhi\u1ec7t c\u1ee7a YOCL<\/a> bao g\u1ed3m \u1ed1ng m\u1ed9t l\u1edbp v\u00e0 \u1ed1ng l\u00f3t keo HS3X\/HS4X. \u1ed0ng kh\u00f4ng l\u00f3t c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u c\u00e1ch \u0111i\u1ec7n\/b\u1ea3o v\u1ec7; \u1ed1ng l\u00f3t keo c\u1ea7n giao di\u1ec7n v\u1ecf t\u01b0\u01a1ng th\u00edch v\u00e0 quy tr\u00ecnh \u1ee9ng d\u1ee5ng \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c minh khi c\u1ea7n b\u1ecbt k\u00edn. S\u1eed d\u1ee5ng <a href=\"https:\/\/yocl.com\/vi\/single-wall-vs-dual-wall-heat-shrink-tubing\/\">h\u01b0\u1edbng d\u1eabn \u1ed1ng m\u1ed9t l\u1edbp so v\u1edbi \u1ed1ng hai l\u1edbp<\/a> n\u1ebfu quy\u1ebft \u0111\u1ecbnh n\u00e0y v\u1eabn ch\u01b0a \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft.<\/p>\n<p>\u0110o to\u00e0n b\u1ed9 \u0111\u01b0\u1eddng \u0111i c\u1ee7a v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c l\u1eafp, bao g\u1ed3m c\u1ea3 vai n\u1ed1i m\u00e0 \u1ed1ng ph\u1ea3i \u0111i qua. Ghi l\u1ea1i ri\u00eang bi\u1ec7t c\u1ea3 hai \u0111\u01b0\u1eddng k\u00ednh ti\u1ebfp x\u00fac; di\u1ec7n t\u00edch m\u1eb7t c\u1eaft c\u1ee7a d\u00e2y d\u1eabn kh\u00f4ng ph\u1ea3i l\u00e0 \u0111\u01b0\u1eddng k\u00ednh v\u1ecf. Ki\u1ec3m tra \u0111\u01b0\u1eddng k\u00ednh b\u00ean trong t\u1ed1i thi\u1ec3u \u0111\u01b0\u1ee3c cung c\u1ea5p so v\u1edbi b\u1ed9 ph\u1eadn v\u01b0\u1ee3t qua l\u1edbn nh\u1ea5t v\u00e0 \u0111\u01b0\u1eddng k\u00ednh b\u00ean trong t\u1ed1i \u0111a ph\u1ee5c h\u1ed3i so v\u1edbi \u0111i\u1ec3m ti\u1ebfp x\u00fac nh\u1ecf nh\u1ea5t.<\/p>\n<p>Nguy\u00ean t\u1eafc l\u1edbn h\u01a1n tr\u01b0\u1edbc\/nh\u1ecf h\u01a1n sau xu\u1ea5t hi\u1ec7n trong <a href=\"https:\/\/standards.nasa.gov\/sites\/default\/files\/standards\/KSC\/F\/KSC-E-165-REV-F.pdf\" target=\"_blank\" rel=\"noopener\">KSC-E-165 B\u1ea3n s\u1eeda \u0111\u1ed5i F, \u00a73.8.1.1.1(a)<\/a>, m\u1ed9t th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt cho thi\u1ebft b\u1ecb \u0111i\u1ec1u khi\u1ec3n v\u00e0 gi\u00e1m s\u00e1t h\u1ed7 tr\u1ee3 m\u1eb7t \u0111\u1ea5t KSC. N\u00f3 h\u1ed7 tr\u1ee3 m\u00e0n h\u00ecnh k\u00edch th\u01b0\u1edbc n\u00e0y, kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t kho\u1ea3ng l\u1eafp \u0111\u1eb7t ph\u1ed5 qu\u00e1t.<\/p>\n<p>V\u00ed d\u1ee5, gi\u1ea3 s\u1eed m\u1ed9t <strong>7.4 mm<\/strong> \u0111\u1eb7c \u0111i\u1ec3m v\u01b0\u1ee3t qua l\u1edbn nh\u1ea5t v\u00e0 m\u1ed9t <strong>4.0 mm<\/strong> v\u1ecb tr\u00ed ti\u1ebfp \u0111\u1ea5t nh\u1ecf nh\u1ea5t. B\u1ea3ng <a href=\"https:\/\/yocl.com\/vi\/product\/hs3x-3-1-dual-wall-adhesive-lined-heat-shrink-tubing\/\">YOCL HS3X hi\u1ec7n t\u1ea1i<\/a> cho k\u1ebft qu\u1ea3:<\/p>\n<table>\n<thead>\n<tr>\n<th>HS3X k\u00edch th\u01b0\u1edbc danh \u0111\u1ecbnh<\/th>\n<th align=\"right\">\u0110\u01b0\u1eddng k\u00ednh trong cung c\u1ea5p<\/th>\n<th align=\"right\">\u0110\u01b0\u1eddng k\u00ednh trong sau co<\/th>\n<th>K\u1ebft qu\u1ea3 s\u01a1 b\u1ed9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>6.4 mm<\/td>\n<td align=\"right\">\u22656.4 mm<\/td>\n<td align=\"right\">\u22642.2 mm<\/td>\n<td>\u0110\u01b0\u1eddng k\u00ednh t\u1ed1i thi\u1ec3u cung c\u1ea5p \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o kh\u00f4ng v\u01b0\u1ee3t qua 7.4 mm<\/td>\n<\/tr>\n<tr>\n<td>9.5 mm<\/td>\n<td align=\"right\">\u22659.5 mm<\/td>\n<td align=\"right\">\u22643.2 mm<\/td>\n<td>V\u01b0\u1ee3t qua c\u1ea3 hai ki\u1ec3m tra \u0111\u01b0\u1eddng k\u00ednh c\u01a1 b\u1ea3n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>H\u00e0ng 9.5 mm l\u00e0 m\u1ed9t <strong>\u1ee9ng vi\u00ean k\u00edch th\u01b0\u1edbc<\/strong>, kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed1i n\u1ed1i k\u00edn \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t. X\u00e1c nh\u1eadn kho\u1ea3ng ch\u00e8n, dung sai, t\u01b0\u1eddng\/kho\u1ea3ng tr\u1ed1ng, ch\u1ebf \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u1ee7a v\u1ecf b\u1ecdc c\u1ea7n thi\u1ebft. Tham kh\u1ea3o <a href=\"https:\/\/yocl.com\/vi\/heat-shrink-tubing-size-chart\/\">bi\u1ec3u \u0111\u1ed3 k\u00edch th\u01b0\u1edbc<\/a> cho c\u00e1c h\u00e0ng kh\u00e1c; s\u1eed d\u1ee5ng <a href=\"https:\/\/yocl.com\/vi\/2-1-vs-3-1-vs-4-1-heat-shrink-tubing\/\">so s\u00e1nh t\u1ef7 l\u1ec7 co ng\u00f3t<\/a> khi h\u00ecnh h\u1ecdc c\u1ee7a \u0111\u01b0\u1eddng d\u1eabn v\u00e0 \u0111i\u1ec3m ti\u1ebfp x\u00fac y\u00eau c\u1ea7u m\u1ed9t t\u1ef7 l\u1ec7 kh\u00e1c.<\/p>\n<figure class=\"wp-block-image\">\n  <img decoding=\"async\" src=\"https:\/\/yocl.com\/wp-content\/uploads\/2026\/10\/how-to-select-and-apply-heat-shrink-tubing-to-a-cable-splice-measurement.webp\" alt=\"Conceptual splice showing the largest pass-over feature, both jacket landings and required sleeve coverage\"><figcaption>\u0110o \u0111\u01b0\u1eddng d\u1eabn, c\u1ea3 hai \u0111i\u1ec3m ti\u1ebfp x\u00fac v\u00e0 l\u1edbp ph\u1ee7 ho\u00e0n thi\u1ec7n m\u1ed9t c\u00e1ch ri\u00eang bi\u1ec7t. \u0110\u1ed9 ch\u1ed3ng l\u1ea5n \u0111\u1ebfn t\u1eeb b\u1ea3n v\u1ebd \u1ee9ng d\u1ee5ng.<\/figcaption><\/figure>\n<h2>3. X\u00e1c \u0111\u1ecbnh chi\u1ec1u d\u00e0i c\u1eaft v\u00e0 t\u1ea3i tr\u01b0\u1edbc \u1ed1ng co<\/h2>\n<p>\u0110\u1ed9 ph\u1ee7 ho\u00e0n thi\u1ec7n ph\u1ea3i bao g\u1ed3m kho\u1ea3ng c\u00e1ch n\u1ed1i v\u00e0 ph\u1ea7n ph\u1ee7 quy \u0111\u1ecbnh \u1edf m\u1ed7i b\u00ean. Cho ph\u00e9p thay \u0111\u1ed5i theo chi\u1ec1u d\u1ecdc b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng d\u1eef li\u1ec7u quy tr\u00ecnh \u00e1p d\u1ee5ng. Kh\u00f4ng thay th\u1ebf t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m chi\u1ec1u d\u00e0i b\u1ed5 sung t\u00f9y \u00fd ho\u1eb7c gi\u00e1 tr\u1ecb thay \u0111\u1ed5i tr\u1ee5c trong ph\u00f2ng th\u00ed nghi\u1ec7m cho ph\u1ea7n cho ph\u00e9p l\u1eafp \u0111\u1eb7t \u0111\u00e3 thi\u1ebft l\u1eadp.<\/p>\n<p>Khi h\u01b0\u1edbng d\u1eabn thi\u1ebft l\u1eadp m\u1ed9t t\u1ef7 l\u1ec7 co r\u00fat t\u1ed1i \u0111a <strong>s<\/strong>, ph\u00e9p t\u00ednh l\u1eadp k\u1ebf ho\u1ea1ch l\u00e0:<\/p>\n<p><strong>Chi\u1ec1u d\u00e0i c\u1eaft t\u1ed1i thi\u1ec3u = (kho\u1ea3ng c\u00e1ch n\u1ed1i + ph\u1ea7n ph\u1ee7 b\u00ean tr\u00e1i + ph\u1ea7n ph\u1ee7 b\u00ean ph\u1ea3i) \u00f7 (1 \u2212 s)<\/strong><\/p>\n<p>S\u1eed d\u1ee5ng ph\u1ea7n ph\u1ee7 quy \u0111\u1ecbnh v\u00e0 \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn <strong>s<\/strong> cho \u1ee9ng d\u1ee5ng \u0111\u00f3, l\u00e0m tr\u00f2n l\u00ean \u0111\u1ebfn chi\u1ec1u d\u00e0i c\u1eaft cho ph\u00e9p v\u00e0 x\u00e1c minh \u0111\u1ed9 ph\u1ee7 th\u1ef1c t\u1ebf sau khi l\u00e0m ngu\u1ed9i. N\u1ebfu c\u00e1c y\u1ebfu t\u1ed1 \u0111\u1ea7u v\u00e0o \u0111\u00f3 kh\u00f4ng x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c, ph\u00e9p t\u00ednh kh\u00f4ng th\u1ec3 cho ph\u00e9p c\u1eaft \u1ed1ng b\u1ecdc.<\/p>\n<p>c\u1ee7a YOCL <a href=\"https:\/\/yocl.com\/vi\/product\/hts-2-1-single-wall-heat-shrink-tubing\/\">Ghi ch\u00fa l\u1eafp \u0111\u1eb7t HTS<\/a> c\u1eaft tr\u1ef1c ti\u1ebfp theo chi\u1ec1u d\u00e0i y\u00eau c\u1ea7u v\u00e0 tr\u01b0\u1ee3t \u1ed1ng l\u00ean tr\u01b0\u1edbc khi ho\u00e0n th\u00e0nh k\u1ebft n\u1ed1i khi c\u1ea7n thi\u1ebft. N\u1ea1p tr\u01b0\u1edbc \u1ed1ng b\u1ecdc \u0111\u00e3 ch\u1ecdn khi v\u1eabn c\u00f2n kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn. \u0110\u1eb7t n\u00f3 ra kh\u1ecfi khu v\u1ef1c t\u1ea1o k\u1ebft n\u1ed1i theo h\u01b0\u1edbng d\u1eabn n\u1ed1i.<\/p>\n<p>N\u1ebfu vi\u1ec7c ti\u1ebfp c\u1eadn \u0111\u00e3 b\u1ecb \u0111\u00f3ng m\u00e0 kh\u00f4ng t\u1ea3i tr\u01b0\u1edbc, h\u00e3y d\u1eebng l\u1ea1i \u0111\u1ec3 s\u1eeda ch\u1eefa \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t; r\u1ea1ch m\u1ed9t \u1ed1ng k\u00edn ti\u00eau chu\u1ea9n kh\u00f4ng l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh \u1ed1ng b\u1ecdc c\u00f3 th\u1ec3 qu\u1ea5n \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t.<\/p>\n<h2>4. Ho\u00e0n th\u00e0nh v\u00e0 ch\u1ea5p nh\u1eadn k\u1ebft n\u1ed1i tr\u01b0\u1edbc khi che n\u00f3<\/h2>\n<p>Th\u1ef1c hi\u1ec7n m\u1ed1i n\u1ed1i b\u1eb1ng \u0111\u1ea7u n\u1ed1i, t\u1ed5 h\u1ee3p d\u00e2y d\u1eabn v\u00e0 quy tr\u00ecnh n\u1ed1i \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh c\u1ee7a n\u00f3. Ho\u00e0n th\u00e0nh vi\u1ec7c ki\u1ec3m tra k\u1ebft n\u1ed1i c\u1ea7n thi\u1ebft tr\u01b0\u1edbc khi \u1ed1ng che m\u1ed1i n\u1ed1i. M\u1ed9t k\u1ebft n\u1ed1i b\u1ecb l\u1ed7i ho\u1eb7c kh\u00f4ng c\u00f3 t\u00e0i li\u1ec7u v\u1eabn b\u1ecb gi\u1eef l\u1ea1i ngay c\u1ea3 khi \u1ed1ng v\u1eeba v\u1eb7n.<\/p>\n<p>Chu\u1ea9n b\u1ecb c\u00e1c b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac theo h\u01b0\u1edbng d\u1eabn c\u1ee7a \u00e1o kho\u00e1c, \u1ed1ng b\u1ecdc v\u00e0 ch\u1ea5t k\u1ebft d\u00ednh \u0111\u01b0\u1ee3c ch\u1ecdn. N\u1ebfu ch\u00fang y\u00eau c\u1ea7u l\u00e0m s\u1ea1ch, s\u01a1n l\u00f3t ho\u1eb7c l\u00e0m kh\u00f4, h\u00e3y l\u00e0m theo c\u00e1c ch\u1ec9 d\u1eabn c\u1ee5 th\u1ec3 v\u1ec1 v\u1eadt li\u1ec7u \u0111\u00f3. Kh\u00f4ng t\u00f9y ti\u1ec7n s\u1eed d\u1ee5ng dung m\u00f4i ho\u1eb7c ph\u01b0\u01a1ng ph\u00e1p m\u00e0i m\u00f2n. \u0110\u1ed1i v\u1edbi c\u00f4ng vi\u1ec7c ni\u00eam phong c\u00f3 l\u00f3t ch\u1ea5t k\u1ebft d\u00ednh, s\u1ef1 t\u01b0\u01a1ng th\u00edch ho\u1eb7c chu\u1ea9n b\u1ecb b\u1ec1 m\u1eb7t ch\u01b0a \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft c\u00f3 ngh\u0129a l\u00e0 \u1ed1ng ch\u01b0a s\u1eb5n s\u00e0ng \u0111\u1ec3 s\u1eed d\u1ee5ng.<\/p>\n<h2>5. \u0110\u1ecbnh v\u1ecb \u1ed1ng theo b\u1ea3n v\u1ebd<\/h2>\n<p>Di chuy\u1ec3n \u1ed1ng v\u00e0o v\u1ecb tr\u00ed \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh v\u00e0 ki\u1ec3m tra ph\u1ea1m vi bao ph\u1ee7 \u1edf c\u1ea3 hai \u0111\u1ea7u.<\/p>\n<p><strong>K\u1ebft qu\u1ea3 mong \u0111\u1ee3i:<\/strong> m\u1ed1i n\u1ed1i v\u00e0 c\u1ea3 hai ph\u1ea7n ch\u1ed3ng l\u00ean nhau c\u1ea7n thi\u1ebft \u0111\u1ec1u n\u1eb1m trong ph\u1ea1m vi bao ph\u1ee7 ho\u00e0n thi\u1ec7n d\u1ef1 ki\u1ebfn. \u0110\u1ecbnh v\u1ecb l\u1ea1i tr\u01b0\u1edbc khi gia nhi\u1ec7t n\u1ebfu m\u1ed9t \u0111\u1ea7u thi\u1ebfu ph\u1ea1m vi bao ph\u1ee7; v\u1eadt li\u1ec7u th\u1eeba \u1edf \u0111\u1ea7u kia kh\u00f4ng \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u \u0111\u00f3.<\/p>\n<figure class=\"wp-block-image\">\n  <img decoding=\"async\" src=\"https:\/\/yocl.com\/wp-content\/uploads\/2026\/10\/how-to-select-and-apply-heat-shrink-tubing-to-a-cable-splice-application-sequence.webp\" alt=\"Three conceptual states of a sleeve preloaded on a cable, positioned over a joined splice and recovered after cooling\"><figcaption>T\u1ea3i tr\u01b0\u1edbc khi c\u00f3 quy\u1ec1n truy c\u1eadp, \u0111\u1ecbnh v\u1ecb sau khi k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn, sau \u0111\u00f3 ph\u1ee5c h\u1ed3i v\u00e0 l\u00e0m ngu\u1ed9i theo quy tr\u00ecnh \u0111\u00e3 ch\u1ecdn.<\/figcaption><\/figure>\n<h2>6. Ph\u1ee5c h\u1ed3i b\u1eb1ng quy tr\u00ecnh gia nhi\u1ec7t \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh<\/h2>\n<p>HTS y\u00eau c\u1ea7u ph\u1ee5c h\u1ed3i \u0111\u1ed3ng nh\u1ea5t v\u1edbi nhi\u1ec7t \u0111\u1ed9 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t v\u00e0 \u0111\u1ec1u; c\u00e1c ki\u1ec3u m\u00e1y kh\u00e1c c\u1ea7n quy tr\u00ecnh \u00e1p d\u1ee5ng t\u01b0\u01a1ng \u1ee9ng.<\/p>\n<p>S\u1eed d\u1ee5ng ngu\u1ed3n nhi\u1ec7t, tr\u00ecnh t\u1ef1 gia nhi\u1ec7t, gi\u1edbi h\u1ea1n ti\u1ebfp x\u00fac v\u00e0 ti\u00eau ch\u00ed ho\u00e0n th\u00e0nh \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp cho c\u1ee5m l\u1eafp r\u00e1p th\u1ef1c t\u1ebf. Nhi\u1ec7t \u0111\u1ed9 co trong danh m\u1ee5c kh\u00f4ng ph\u1ea3i l\u00e0 c\u00e0i \u0111\u1eb7t tr\u00ean m\u1eb7t s\u1ed1 c\u1ee7a s\u00fang nhi\u1ec7t, kho\u1ea3ng c\u00e1ch v\u00f2i phun ho\u1eb7c th\u1eddi gian d\u1eebng. N\u1ebfu c\u00e1c y\u00eau c\u1ea7u quy tr\u00ecnh n\u00e0y ch\u01b0a \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft, h\u00e3y l\u1ea5y c\u00e1c h\u01b0\u1edbng d\u1eabn \u00e1p d\u1ee5ng tr\u01b0\u1edbc khi gia nhi\u1ec7t.<\/p>\n<p><a href=\"https:\/\/standards.nasa.gov\/sites\/default\/files\/standards\/NASA\/A\/4\/nasa-std-87394a_w_change_4_0.pdf\" target=\"_blank\" rel=\"noopener\">NASA-STD-8739.4A Thay \u0111\u1ed5i 4, \u00a79.9<\/a>, trong ph\u1ea1m vi ph\u1ea7n c\u1ee9ng s\u1ee9 m\u1ec7nh NASA c\u1ee7a n\u00f3, g\u1eafn k\u1ebft nhi\u1ec7t v\u00e0 s\u1ef1 ti\u1ebfp x\u00fac v\u1edbi k\u00edch th\u01b0\u1edbc\/lo\u1ea1i \u1ed1ng v\u00e0 y\u00eau c\u1ea7u b\u1ea3o v\u1ec7 v\u1eadt ph\u1ea9m \u0111\u01b0\u1ee3c bao ph\u1ee7 v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn nh\u1ea1y c\u1ea3m v\u1edbi nhi\u1ec7t g\u1ea7n \u0111\u00f3. \u0110\u00e2y l\u00e0 nh\u1eefng gi\u1edbi h\u1ea1n tay ngh\u1ec1 h\u1eefu \u00edch; ch\u00fang kh\u00f4ng thi\u1ebft l\u1eadp c\u00e1c c\u00e0i \u0111\u1eb7t cho m\u1ed1i n\u1ed1i YOCL.<\/p>\n<p><strong>Gi\u1eef c\u1ee5m l\u1eafp r\u00e1p<\/strong> n\u1ebfu qu\u00e1 tr\u00ecnh ph\u1ee5c h\u1ed3i \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh kh\u00f4ng th\u1ec3 ho\u00e0n th\u00e0nh trong gi\u1edbi h\u1ea1n nhi\u1ec7t c\u1ee7a n\u00f3 ho\u1eb7c xu\u1ea5t hi\u1ec7n h\u01b0 h\u1ecfng do nhi\u1ec7t c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c.<\/p>\n<h2>7. L\u00e0m ngu\u1ed9i v\u00e0 ki\u1ec3m tra \u1ee9ng d\u1ee5ng<\/h2>\n<p>\u0110\u1ec3 HTS ngu\u1ed9i tr\u01b0\u1edbc khi x\u1eed l\u00fd; tu\u00e2n theo c\u00e1c h\u01b0\u1edbng d\u1eabn l\u00e0m ngu\u1ed9i v\u00e0 ki\u1ec3m tra c\u1ee7a c\u1ee5m l\u1eafp r\u00e1p \u0111\u00e3 ch\u1ecdn. Ki\u1ec3m tra:<\/p>\n<ul>\n<li>V\u1ecb tr\u00ed v\u00e0 \u0111\u1ed9 bao ph\u1ee7 th\u1ef1c t\u1ebf ho\u00e0n thi\u1ec7n so v\u1edbi b\u1ea3n v\u1ebd.<\/li>\n<li>\u0110\u1ed9 co ng\u00f3t \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 \u0111\u1ed9 b\u00e1m t\u1ea1i n\u01a1i y\u00eau c\u1ea7u.<\/li>\n<li>C\u00e1c v\u1ebft n\u1ee9t, l\u1ed7 th\u1ee7ng, v\u1ebft ph\u1ed3ng r\u1ed9p ho\u1eb7c khu v\u1ef1c b\u1ecb ch\u00e1y, c\u1ed9ng v\u1edbi h\u01b0 h\u1ecfng \u0111\u1ed1i v\u1edbi v\u1ecf c\u00e1p.<\/li>\n<li>B\u1ea5t k\u1ef3 ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn v\u1ec1 ch\u1ea5t k\u1ebft d\u00ednh v\u00e0 b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac c\u1ee5 th\u1ec3 theo ki\u1ec3u m\u00e1y.<\/li>\n<\/ul>\n<p>NASA-STD-8739.4A \u00a7\u00a79.10\u20139.11 cung c\u1ea5p c\u00e1c v\u00ed d\u1ee5 ph\u1ea1m vi v\u1ec1 \u0111\u1ecbnh v\u1ecb, \u0111\u1ed9 co ng\u00f3t\/\u0111\u1ed9 b\u00e1m v\u00e0 ki\u1ec3m tra l\u1ed7i c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y. Ch\u1ec9 ri\u00eang v\u1ebb b\u1ec1 ngo\u00e0i kh\u00f4ng x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t \u0111i\u1ec7n ho\u1eb7c m\u1ed1i li\u00ean k\u1ebft ch\u1ea5t k\u1ebft d\u00ednh \u1ea9n ho\u00e0n ch\u1ec9nh. M\u1ed9t \u0111\u01b0\u1eddng keo c\u00f3 th\u1ec3 l\u00e0 d\u1ea5u hi\u1ec7u quy tr\u00ecnh c\u1ee5c b\u1ed9 \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh; t\u1ef1 n\u00f3 kh\u00f4ng ch\u1ee9ng minh \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng l\u00e0m k\u00edn m\u00f4i tr\u01b0\u1eddng.<\/p>\n<p>Chuy\u1ec3n c\u00e1c l\u1ed7i ho\u1eb7c v\u1ea5n \u0111\u1ec1 l\u00e0m k\u00edn ch\u01b0a \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft sang quy tr\u00ecnh l\u00e0m l\u1ea1i \u00e1p d\u1ee5ng. C\u00e1c <a href=\"https:\/\/yocl.com\/vi\/why-heat-shrink-tubing-splits-or-fails-to-seal\/\">split-or-fail-to-seal guide<\/a> explains the separate diagnosis task; do not keep reheating without authorized rework instructions.<\/p>\n<h2>8. Complete the release record before restoration<\/h2>\n<p>Record three separate decisions: <strong>connection accepted<\/strong>, <strong>sleeve workmanship accepted<\/strong>, v\u00e0 <strong>required assembly tests passed<\/strong>. Enter the cable\/splice and sleeve identification, measured coverage, process reference and test results. A missing seal-verification requirement cannot be replaced with \u201clooks tight.\u201d<\/p>\n<p>Complete the specified electrical and, where required, environmental acceptance tests using the assembly procedure. Hold failed or incomplete results. Restore service only through the equipment\/site authorization process; OSHA 1910.333(b)(2)(v) sets out restoration checks for its U.S. workplace scope.<\/p>\n<p>For YOCL model selection, provide the pass-over dimension, both landing diameters, required coverage, jacket material and duty when requesting the applicable tubing and process documentation. That information turns a catalogue size candidate into a reviewable application choice.<\/p>\n<h2>T\u00e0i li\u1ec7u tham kh\u1ea3o<\/h2>\n<ol>\n<li><a href=\"https:\/\/www.osha.gov\/laws-regs\/regulations\/standardnumber\/1910\/1910.333\" target=\"_blank\" rel=\"noopener\">OSHA \u2014 29 CFR 1910.333<\/a>, electrical work practices, verification and restoration.<\/li>\n<li><a href=\"https:\/\/yocl.com\/vi\/heat-shrink-tubing-manufacturer\/\">YOCL \u2014 Heat Shrink Tubing<\/a>, current product families.<\/li>\n<li><a href=\"https:\/\/standards.nasa.gov\/sites\/default\/files\/standards\/KSC\/F\/KSC-E-165-REV-F.pdf\" target=\"_blank\" rel=\"noopener\">NASA KSC \u2014 KSC-E-165 Revision F<\/a>, \u00a73.8.1.1.1(a), dimensional selection.<\/li>\n<li><a href=\"https:\/\/yocl.com\/vi\/product\/hs3x-3-1-dual-wall-adhesive-lined-heat-shrink-tubing\/\">YOCL \u2014 HS3X 3:1 Dual-Wall Tubing<\/a>, supplied\/recovered size table.<\/li>\n<li><a href=\"https:\/\/yocl.com\/vi\/product\/hts-2-1-single-wall-heat-shrink-tubing\/\">YOCL \u2014 HTS 2:1 Single-Wall Tubing<\/a>, Installation Notes.<\/li>\n<li><a href=\"https:\/\/standards.nasa.gov\/sites\/default\/files\/standards\/NASA\/A\/4\/nasa-std-87394a_w_change_4_0.pdf\" target=\"_blank\" rel=\"noopener\">NASA \u2014 NASA-STD-8739.4A Change 4<\/a>, \u00a7\u00a79.9\u20139.11, heating and workmanship.<\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"<p>Choose heat shrink tubing that passes over the largest splice feature, recovers below the smallest landing diameter and preserves the required coverage after shrinking. Cut and preload it before closing the connection, accept the electrical joint, position the sleeve, recover it with the specified heating process, then cool, inspect and complete the required assembly tests. [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":3150,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[165],"tags":[],"class_list":["post-3151","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-heat-shrink-insulation"],"_links":{"self":[{"href":"https:\/\/yocl.com\/vi\/wp-json\/wp\/v2\/posts\/3151","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yocl.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yocl.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yocl.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/yocl.com\/vi\/wp-json\/wp\/v2\/comments?post=3151"}],"version-history":[{"count":1,"href":"https:\/\/yocl.com\/vi\/wp-json\/wp\/v2\/posts\/3151\/revisions"}],"predecessor-version":[{"id":3152,"href":"https:\/\/yocl.com\/vi\/wp-json\/wp\/v2\/posts\/3151\/revisions\/3152"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yocl.com\/vi\/wp-json\/wp\/v2\/media\/3150"}],"wp:attachment":[{"href":"https:\/\/yocl.com\/vi\/wp-json\/wp\/v2\/media?parent=3151"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yocl.com\/vi\/wp-json\/wp\/v2\/categories?post=3151"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yocl.com\/vi\/wp-json\/wp\/v2\/tags?post=3151"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}