{"id":5882,"date":"2023-11-21T01:46:51","date_gmt":"2023-11-21T01:46:51","guid":{"rendered":"https:\/\/www.dgcrane.com\/?post_type=posts&#038;p=5882"},"modified":"2024-09-09T06:44:13","modified_gmt":"2024-09-09T06:44:13","slug":"inspection-and-discard-criteria-of-wire-ropes","status":"publish","type":"posts","link":"https:\/\/www.dgcrane.com\/vi\/posts\/inspection-and-discard-criteria-of-wire-ropes\/","title":{"rendered":"Ti\u00eau ch\u00ed ki\u1ec3m tra v\u00e0 lo\u1ea1i b\u1ecf d\u00e2y c\u00e1p"},"content":{"rendered":"<p>D\u00e2y c\u00e1p c\u1ee7a c\u1ea7n tr\u1ee5c ph\u1ea3i ch\u1ecbu t\u1ea3i tr\u1ecdng \u0111\u00e1ng k\u1ec3 trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh v\u00e0 do \u0111\u00f3 ch\u1ecbu h\u01b0 h\u1ecfng c\u01a1 h\u1ecdc \u0111\u00e1ng k\u1ec3 trong su\u1ed1t th\u1eddi gian s\u1eed d\u1ee5ng c\u1ee7a ch\u00fang. Ngo\u00e0i ra, c\u00e1c nghi\u00ean c\u1ee9u \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra h\u01b0 h\u1ecfng d\u00e2y c\u00e1p l\u00e0 do h\u01b0 h\u1ecfng v\u00e0 \u0103n m\u00f2n qu\u00e1 m\u1ee9c, thi\u1ebfu b\u1ea3o tr\u00ec v\u00e0 ki\u1ec3m tra c\u0169ng nh\u01b0 s\u1eed d\u1ee5ng sai m\u1ee5c \u0111\u00edch d\u1eabn \u0111\u1ebfn l\u1ed7i th\u1eddi s\u1edbm, gi\u1ea3m \u0111\u1ed9 an to\u00e0n v\u00e0 t\u0103ng chi ph\u00ed thay th\u1ebf.<\/p>\r\n<p>Do \u0111\u00f3, d\u00e2y c\u00e1p ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra v\u00e0 b\u1ea3o tr\u00ec b\u1edfi nh\u00e2n vi\u00ean th\u00edch h\u1ee3p \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng ch\u00fang \u1edf trong t\u00ecnh tr\u1ea1ng an to\u00e0n \u0111\u1ec3 s\u1eed d\u1ee5ng. Ki\u1ec3m tra \u0111\u00fang c\u00e1ch c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t cao, tu\u1ed5i th\u1ecd l\u00e2u d\u00e0i, an to\u00e0n cho nh\u00e2n vi\u00ean v\u00e0 thi\u1ebft b\u1ecb, \u0111\u1ed3ng th\u1eddi gi\u1ea3m chi ph\u00ed v\u1eadn h\u00e0nh.<\/p>\r\n<h3>1. Ki\u1ec3m tra h\u00e0ng ng\u00e0y (tr\u1ef1c quan)<\/h3>\r\n<ul>\r\n\t<li>\u00cdt nh\u1ea5t ph\u1ea7n c\u00e1p l\u00e0m vi\u1ec7c d\u1ef1 ki\u1ebfn trong ng\u00e0y c\u1ee5 th\u1ec3 \u0111\u00f3 ph\u1ea3i \u0111\u01b0\u1ee3c quan s\u00e1t nh\u1eb1m m\u1ee5c \u0111\u00edch ph\u00e1t hi\u1ec7n b\u1ea5t k\u1ef3 h\u01b0 h\u1ecfng chung ho\u1eb7c h\u01b0 h\u1ecfng c\u01a1 h\u1ecdc n\u00e0o. \u0110i\u1ec1u n\u00e0y ph\u1ea3i bao g\u1ed3m c\u00e1c \u0111i\u1ec3m g\u1eafn c\u00e1p v\u00e0o c\u1ea7n tr\u1ee5c.<\/li>\r\n<\/ul>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/Inspection-of-Wire-Ropes.png\" alt=\"\" width=\"724\" height=\"775\" class=\"alignnone size-full wp-image-5883\"><\/p>\r\n<ul>\r\n\t<li>C\u00e1p c\u0169ng ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u00f3 n\u1eb1m \u0111\u00fang tr\u00ean tang v\u00e0 tr\u00ean puly v\u00e0 kh\u00f4ng b\u1ecb d\u1ecbch chuy\u1ec3n kh\u1ecfi v\u1ecb tr\u00ed l\u00e0m vi\u1ec7c b\u00ecnh th\u01b0\u1eddng.<\/li>\r\n\t<li>M\u1ecdi thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3 v\u1ec1 t\u00ecnh tr\u1ea1ng ph\u1ea3i \u0111\u01b0\u1ee3c b\u00e1o c\u00e1o v\u00e0 c\u00e1p ph\u1ea3i \u0111\u01b0\u1ee3c ng\u01b0\u1eddi c\u00f3 th\u1ea9m quy\u1ec1n ki\u1ec3m tra theo \u0111\u1ee3t ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3.<\/li>\r\n\t<li>N\u1ebfu, t\u1ea1i b\u1ea5t k\u1ef3 th\u1eddi \u0111i\u1ec3m n\u00e0o, c\u00e1ch b\u1ed1 tr\u00ed d\u00e2y bu\u1ed9c b\u1ecb s\u1eeda \u0111\u1ed5i, ch\u1eb3ng h\u1ea1n nh\u01b0 khi c\u1ea7n tr\u1ee5c \u0111\u01b0\u1ee3c di chuy\u1ec3n \u0111\u1ebfn v\u1ecb tr\u00ed m\u1edbi v\u00e0 \u0111\u01b0\u1ee3c l\u1eafp l\u1ea1i d\u00e2y c\u00e1p th\u00ec d\u00e2y ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra b\u1eb1ng m\u1eaft nh\u01b0 m\u00f4 t\u1ea3 trong \u0111i\u1ec1u n\u00e0y.<\/li>\r\n\t<li>Ng\u01b0\u1eddi l\u00e1i\/ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n tr\u1ee5c c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh \u0111\u1ec3 th\u1ef1c hi\u1ec7n ki\u1ec3m tra h\u00e0ng ng\u00e0y trong ph\u1ea1m vi ng\u01b0\u1eddi l\u00e1i\/ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111\u01b0\u1ee3c \u0111\u00e0o t\u1ea1o \u0111\u1ea7y \u0111\u1ee7 v\u00e0 \u0111\u01b0\u1ee3c coi l\u00e0 c\u00f3 \u0111\u1ee7 n\u0103ng l\u1ef1c \u0111\u1ec3 th\u1ef1c hi\u1ec7n h\u00e0nh \u0111\u1ed9ng n\u00e0y.<\/li>\r\n<\/ul>\r\n<h3>2.Ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3<\/h3>\r\n<p><strong>2.1 T\u1ed5ng qu\u00e1t<\/strong><\/p>\r\n<ul>\r\n\t<li>Vi\u1ec7c ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1edfi ng\u01b0\u1eddi c\u00f3 th\u1ea9m quy\u1ec1n.<\/li>\r\n\t<li>Th\u00f4ng tin thu \u0111\u01b0\u1ee3c t\u1eeb vi\u1ec7c ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 h\u1ed7 tr\u1ee3 vi\u1ec7c quy\u1ebft \u0111\u1ecbnh li\u1ec7u d\u00e2y c\u1ea9u c\u00f3 b\u1ecb h\u01b0 h\u1ecfng hay kh\u00f4ng. <span style=\"color: #000000;\">c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c ho\u1ea1t \u0111\u1ed9ng m\u1ed9t c\u00e1ch an to\u00e0n v\u00e0 v\u00e0o th\u1eddi \u0111i\u1ec3m mu\u1ed9n nh\u1ea5t n\u00f3 s\u1ebd \u0111\u01b0\u1ee3c ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 ti\u1ebfp theo, ho\u1eb7c <\/span><span style=\"color: #000000;\">c\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c r\u00fat ngay l\u1eadp t\u1ee9c ho\u1eb7c trong m\u1ed9t khung th\u1eddi gian x\u00e1c \u0111\u1ecbnh.<\/span><\/li>\r\n\t<li>Th\u00f4ng qua ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh gi\u00e1 th\u00edch h\u1ee3p, t\u1ee9c l\u00e0 b\u1eb1ng ph\u01b0\u01a1ng ti\u1ec7n tr\u1ef1c quan v\u00e0\/ho\u1eb7c ph\u00e9p \u0111o, ho\u1eb7c b\u1eb1ng MRT, m\u1ee9c \u0111\u1ed9 nghi\u00eam tr\u1ecdng c\u1ee7a s\u1ef1 suy gi\u1ea3m ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 v\u00e0 bi\u1ec3u th\u1ecb d\u01b0\u1edbi d\u1ea1ng ph\u1ea7n tr\u0103m (v\u00ed d\u1ee5 20 %, 40 %, 60 %, 80 % ho\u1eb7c 100 %) c\u1ee7a ti\u00eau ch\u00ed lo\u1ea1i b\u1ecf c\u1ee7a t\u1eebng c\u00e1 nh\u00e2n c\u1ee5 th\u1ec3 ho\u1eb7c b\u1eb1ng t\u1eeb ng\u1eef (v\u00ed d\u1ee5: \u201cNh\u1eb9\u201d, \u201cTrung b\u00ecnh\u201d, \u201cCao\u201d, \u201cR\u1ea5t cao\u201d ho\u1eb7c \u201cLo\u1ea1i b\u1ecf\u201d).<\/li>\r\n\t<li>M\u1ecdi h\u01b0 h\u1ecfng c\u00f3 th\u1ec3 x\u1ea3y ra \u0111\u1ed1i v\u1edbi c\u00e1p tr\u01b0\u1edbc khi \u0111\u01b0a v\u00e0o s\u1eed d\u1ee5ng ph\u1ea3i \u0111\u01b0\u1ee3c ng\u01b0\u1eddi c\u00f3 th\u1ea9m quy\u1ec1n \u0111\u00e1nh gi\u00e1 v\u00e0 ghi l\u1ea1i c\u00e1c quan s\u00e1t.<\/li>\r\n\t<li>Danh s\u00e1ch c\u00e1c lo\u1ea1i h\u01b0 h\u1ecfng c\u1ee7a d\u00e2y c\u00e1p ki\u1ec3m tra v\u00e0 li\u1ec7u m\u1ed7i lo\u1ea1i c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng \u0111\u1ecbnh l\u01b0\u1ee3ng hay c\u1ea7n \u0111\u01b0\u1ee3c ng\u01b0\u1eddi c\u00f3 th\u1ea9m quy\u1ec1n \u0111\u00e1nh gi\u00e1 ch\u1ee7 quan \u0111\u01b0\u1ee3c \u0111\u01b0a ra trong b\u1ea3ng sau.<\/li>\r\n<\/ul>\r\n<table style=\"border-collapse: collapse; width: 100%;\">\r\n<tbody>\r\n<tr>\r\n<td style=\"width: 59.2924%; text-align: center;\"><strong>Ch\u1ebf \u0111\u1ed9 suy tho\u00e1i<\/strong><\/td>\r\n<td style=\"width: 40.7076%; text-align: center;\"><strong>Ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh gi\u00e1<\/strong><\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 59.2924%;\">S\u1ed1 l\u01b0\u1ee3ng d\u00e2y \u0111\u1ee9t c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c (bao g\u1ed3m c\u1ea3 nh\u1eefng d\u00e2y \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 ng\u1eabu nhi\u00ean, nh\u00f3m c\u1ee5c b\u1ed9, \u0111\u1ee9t d\u00e2y \u1edf thung l\u0169ng v\u00e0 nh\u1eefng d\u00e2y \u1edf ho\u1eb7c \u1edf g\u1ea7n \u0111i\u1ec3m cu\u1ed1i)<\/td>\r\n<td style=\"width: 40.7076%;\">B\u1eb1ng c\u00e1ch \u0111\u1ebfm<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 59.2924%;\">M\u1ea5t di\u1ec7n t\u00edch kim lo\u1ea1i do \u0111\u1ee9t d\u00e2y<\/td>\r\n<td style=\"width: 40.7076%;\">Tr\u1ef1c quan, t\u00e0u \u0111i\u1ec7n ng\u1ea7m<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 59.2924%;\">Gi\u1ea3m \u0111\u01b0\u1eddng k\u00ednh c\u00e1p (do m\u00f2n\/m\u00e0i m\u00f2n b\u00ean ngo\u00e0i, hao m\u00f2n b\u00ean trong v\u00e0 h\u01b0 h\u1ecfng l\u00f5i)<\/td>\r\n<td style=\"width: 40.7076%;\">B\u1eb1ng c\u00e1ch \u0111o l\u01b0\u1eddng<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 59.2924%;\">M\u1ea5t di\u1ec7n t\u00edch kim lo\u1ea1i do c\u01a1 ch\u1ebf kh\u00e1c ngo\u00e0i d\u00e2y b\u1ecb \u0111\u1ee9t, v\u00ed d\u1ee5 nh\u01b0 \u0103n m\u00f2n, m\u00e0i m\u00f2n, v.v.<\/td>\r\n<td style=\"width: 40.7076%;\">Tr\u1ef1c quan, t\u00e0u \u0111i\u1ec7n ng\u1ea7m<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 59.2924%;\">G\u00e3y s\u1ee3i<\/td>\r\n<td style=\"width: 40.7076%;\">Th\u1ecb gi\u00e1c<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 59.2924%;\">\u0102n m\u00f2n (b\u00ean ngo\u00e0i, b\u00ean trong v\u00e0 b\u0103n kho\u0103n)<\/td>\r\n<td style=\"width: 40.7076%;\">Tr\u1ef1c quan, t\u00e0u \u0111i\u1ec7n ng\u1ea7m<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 59.2924%;\">S\u1ef1 bi\u1ebfn d\u1ea1ng<\/td>\r\n<td style=\"width: 40.7076%;\">Tr\u1ef1c quan v\u00e0 b\u1eb1ng ph\u00e9p \u0111o (ch\u1ec9 s\u00f3ng)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 59.2924%;\">Thi\u1ec7t h\u1ea1i c\u01a1 h\u1ecdc<\/td>\r\n<td style=\"width: 40.7076%;\">Th\u1ecb gi\u00e1c<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 59.2924%;\">Thi\u1ec7t h\u1ea1i do nhi\u1ec7t (bao g\u1ed3m c\u1ea3 h\u1ed3 quang \u0111i\u1ec7n)<\/td>\r\n<td style=\"width: 40.7076%;\">Th\u1ecb gi\u00e1c<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<p><strong>2.2 T\u1ea7n su\u1ea5t ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3<\/strong><\/p>\r\n<ul>\r\n\t<li>T\u1ea7n su\u1ea5t ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 ph\u1ea3i \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi ng\u01b0\u1eddi c\u00f3 th\u1ea9m quy\u1ec1n v\u00e0 ph\u1ea3i t\u00ednh \u0111\u1ebfn \u00edt nh\u1ea5t nh\u1eefng v\u1ea5n \u0111\u1ec1 sau:<br \/>\r\na) c\u00e1c y\u00eau c\u1ea7u lu\u1eadt \u0111\u1ecbnh \u0111\u1ed1i v\u1edbi vi\u1ec7c \u00e1p d\u1ee5ng t\u1ea1i qu\u1ed1c gia s\u1eed d\u1ee5ng;<br \/>\r\nb) lo\u1ea1i c\u1ea7n tr\u1ee5c v\u00e0 c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng m\u00e0 n\u00f3 v\u1eadn h\u00e0nh;<br \/>\r\nc) nh\u00f3m ph\u00e2n lo\u1ea1i c\u1ee7a c\u01a1 ch\u1ebf;<br \/>\r\nd) k\u1ebft qu\u1ea3 c\u1ee7a (c\u00e1c) l\u1ea7n ki\u1ec3m tra tr\u01b0\u1edbc \u0111\u00f3;<br \/>\r\ne) kinh nghi\u1ec7m thu \u0111\u01b0\u1ee3c t\u1eeb vi\u1ec7c ki\u1ec3m tra c\u00e1p tr\u00ean c\u00e1c c\u1ea7n tr\u1ee5c t\u01b0\u01a1ng \u0111\u01b0\u01a1ng;<br \/>\r\nf) kho\u1ea3ng th\u1eddi gian c\u00e1p \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng;<br \/>\r\ng) t\u1ea7n su\u1ea5t s\u1eed d\u1ee5ng;<br \/>\r\nh) khuy\u1ebfn ngh\u1ecb c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t c\u1ea7n tr\u1ee5c.<\/li>\r\n<\/ul>\r\n<p><span style=\"color: #808080;\">L\u01afU \u00dd 1: Ng\u01b0\u1eddi c\u00f3 th\u1ea9m quy\u1ec1n c\u00f3 th\u1ec3 th\u1ea5y c\u1ea7n th\u1eadn tr\u1ecdng khi b\u1eaft \u0111\u1ea7u ho\u1eb7c \u0111\u1ec1 ngh\u1ecb ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 th\u01b0\u1eddng xuy\u00ean h\u01a1n so v\u1edbi y\u00eau c\u1ea7u c\u1ee7a ph\u00e1p lu\u1eadt. Quy\u1ebft \u0111\u1ecbnh n\u00e0y c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi lo\u1ea1i h\u00ecnh v\u00e0 t\u1ea7n su\u1ea5t ho\u1ea1t \u0111\u1ed9ng. Ngo\u00e0i ra, t\u00f9y thu\u1ed9c v\u00e0o t\u00ecnh tr\u1ea1ng c\u1ee7a c\u00e1p t\u1ea1i b\u1ea5t k\u1ef3 th\u1eddi \u0111i\u1ec3m n\u00e0o v\u00e0\/ho\u1eb7c c\u00f3 b\u1ea5t k\u1ef3 thay \u0111\u1ed5i n\u00e0o v\u1ec1 ho\u00e0n c\u1ea3nh, ch\u1eb3ng h\u1ea1n nh\u01b0 s\u1ef1 c\u1ed1 ho\u1eb7c thay \u0111\u1ed5i \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh, ng\u01b0\u1eddi c\u00f3 th\u1ea9m quy\u1ec1n c\u00f3 th\u1ec3 th\u1ea5y c\u1ea7n thi\u1ebft ph\u1ea3i gi\u1ea3m ho\u1eb7c khuy\u1ebfn ngh\u1ecb gi\u1ea3m kho\u1ea3ng th\u1eddi gian gi\u1eefa ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3.<\/span><\/p>\r\n<p><span style=\"color: #808080;\">CH\u00da TH\u00cdCH 2: N\u00f3i chung, c\u00e1p c\u00f3 t\u1ed1c \u0111\u1ed9 \u0111\u1ee9t s\u1ee3i \u1edf giai \u0111o\u1ea1n sau c\u1ee7a tu\u1ed5i th\u1ecd c\u00e1p cao h\u01a1n so v\u1edbi giai \u0111o\u1ea1n \u0111\u1ea7u.<\/span><\/p>\r\n<p><strong>2.3 M\u1ee9c \u0111\u1ed9 ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 d\u00e2y c\u00e1p<\/strong><\/p>\r\n<p>M\u1ed7i s\u1ee3i d\u00e2y ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra d\u1ecdc theo to\u00e0n b\u1ed9 chi\u1ec1u d\u00e0i c\u1ee7a n\u00f3.<\/p>\r\n<p>Tuy nhi\u00ean, trong tr\u01b0\u1eddng h\u1ee3p chi\u1ec1u d\u00e0i v\u00e0 theo quy\u1ebft \u0111\u1ecbnh c\u1ee7a ng\u01b0\u1eddi c\u00f3 th\u1ea9m quy\u1ec1n, ch\u1ec9 c\u00f3 th\u1ec3 ki\u1ec3m tra chi\u1ec1u d\u00e0i l\u00e0m vi\u1ec7c c\u1ed9ng v\u1edbi \u00edt nh\u1ea5t n\u0103m v\u00f2ng qu\u1ea5n tr\u00ean tr\u1ed1ng. Trong tr\u01b0\u1eddng h\u1ee3p nh\u01b0 v\u1eady v\u00e0 khi chi\u1ec1u d\u00e0i l\u00e0m vi\u1ec7c l\u1edbn h\u01a1n \u0111\u01b0\u1ee3c d\u1ef1 ki\u1ebfn sau l\u1ea7n ki\u1ec3m tra tr\u01b0\u1edbc v\u00e0 tr\u01b0\u1edbc l\u1ea7n ki\u1ec3m tra ti\u1ebfp theo th\u00ec chi\u1ec1u d\u00e0i b\u1ed5 sung \u0111\u00f3 c\u0169ng ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng chi\u1ec1u d\u00e0i b\u1ed5 sung c\u1ee7a c\u00e1p.<\/p>\r\n<p>Tuy nhi\u00ean, ph\u1ea3i \u0111\u1eb7c bi\u1ec7t ch\u00fa \u00fd \u0111\u1ebfn danh s\u00e1ch ki\u1ec3m tra d\u00e2y c\u00e1p sau \u0111\u00e2y:<\/p>\r\n<ul>\r\n\t<li>a) neo tr\u1ed1ng;<\/li>\r\n\t<li>b) b\u1ea5t k\u1ef3 \u0111o\u1ea1n n\u00e0o \u1edf v\u00e0 l\u00e2n c\u1eadn \u0111\u1ea7u d\u00e2y;<\/li>\r\n\t<li>c) b\u1ea5t k\u1ef3 ph\u1ea7n n\u00e0o \u0111i qua m\u1ed9t ho\u1eb7c nhi\u1ec1u puly;<\/li>\r\n\t<li>d) b\u1ea5t k\u1ef3 ph\u1ea7n n\u00e0o \u0111i qua thi\u1ebft b\u1ecb ch\u1ec9 b\u00e1o t\u1ea3i an to\u00e0n c\u00f3 k\u1ebft h\u1ee3p v\u1edbi puly;<\/li>\r\n\t<li>e) b\u1ea5t k\u1ef3 ph\u1ea7n n\u00e0o \u0111i qua kh\u1ed1i m\u00f3c;<\/li>\r\n\t<li>f) trong tr\u01b0\u1eddng h\u1ee3p c\u1ea7n tr\u1ee5c th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c l\u1eb7p \u0111i l\u1eb7p l\u1ea1i, b\u1ea5t k\u1ef3 ph\u1ea7n n\u00e0o c\u1ee7a c\u00e1p n\u1eb1m tr\u00ean puly khi c\u1ea7n tr\u1ee5c \u1edf tr\u1ea1ng th\u00e1i ch\u1ecbu t\u1ea3i;<\/li>\r\n\t<li>g) ph\u1ea7n c\u00e1p n\u1eb1m tr\u00ean puly b\u00f9;<\/li>\r\n\t<li>h) b\u1ea5t k\u1ef3 ph\u1ea7n n\u00e0o \u0111i qua thi\u1ebft b\u1ecb cu\u1ed9n;<\/li>\r\n\t<li>i) nh\u1eefng ph\u1ea7n cu\u1ed9n tr\u00ean tr\u1ed1ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c v\u00f9ng giao nhau c\u00f3 li\u00ean quan \u0111\u1ebfn cu\u1ed9n nhi\u1ec1u l\u1edbp;<\/li>\r\n\t<li>j) b\u1ea5t k\u1ef3 ph\u1ea7n n\u00e0o b\u1ecb m\u00e0i m\u00f2n b\u1edfi c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m b\u00ean ngo\u00e0i (v\u00ed d\u1ee5 nh\u01b0 c\u00e1c t\u1ea5m ch\u1ea3i k\u1ef9 c\u1ee7a c\u1eeda s\u1eadp);<\/li>\r\n\t<li>k) b\u1ea5t k\u1ef3 ph\u1ea7n n\u00e0o c\u1ee7a d\u00e2y ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t.<\/li>\r\n<\/ul>\r\n<p><span style=\"color: #808080;\">L\u01afU \u00dd: \u0110\u1ed1i v\u1edbi c\u00e1c khu v\u1ef1c c\u1ea7n ki\u1ec3m tra \u0111\u1eb7c bi\u1ec7t ch\u1eb7t ch\u1ebd, h\u00e3y xem h\u00ecnh \u1ea3nh sau.<\/span><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/inspection-of-wire-rope-1.png\" alt=\"\" width=\"702\" height=\"686\" class=\"alignnone size-full wp-image-5884\"><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/Inspection-of-Wire-Ropes.png\" alt=\"\" width=\"724\" height=\"775\" class=\"alignnone size-full wp-image-5883\"><\/p>\r\n<p><strong>2.4 Bi\u00ean b\u1ea3n ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3<\/strong><\/p>\r\n<p>Sau m\u1ed7i l\u1ea7n ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3, ng\u01b0\u1eddi c\u00f3 th\u1ea9m quy\u1ec1n ph\u1ea3i cung c\u1ea5p bi\u00ean b\u1ea3n ki\u1ec3m tra d\u00e2y v\u00e0 n\u00eau r\u00f5 kho\u1ea3ng th\u1eddi gian t\u1ed1i \u0111a kh\u00f4ng \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 ti\u1ebfp theo.<\/p>\r\n<p>T\u1ed1t nh\u1ea5t l\u00e0 n\u00ean duy tr\u00ec m\u1ed9t b\u1ea3n ghi \u0111ang ch\u1ea1y.<\/p>\r\n<p>Xin vui l\u00f2ng g\u1eedi m\u1eabu \u0111\u01a1n ki\u1ec3m tra d\u00e2y c\u00e1p <a href=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/ISO-04309-2017.pdf\">t\u1ea3i xu\u1ed1ng ISO4309-2017<\/a> xem ph\u1ee5 l\u1ee5c E.<\/p>\r\n<h3>3. Ki\u1ec3m tra c\u00e1c tr\u01b0\u1eddng h\u1ee3p \u0111\u1eb7c bi\u1ec7t c\u1ee7a d\u00e2y c\u00e1p<\/h3>\r\n<p><strong>3.1 Ki\u1ec3m tra sau s\u1ef1 c\u1ed1<\/strong><\/p>\r\n<p>N\u1ebfu x\u1ea3y ra s\u1ef1 c\u1ed1 c\u00f3 th\u1ec3 g\u00e2y h\u01b0 h\u1ecfng c\u00e1p v\u00e0\/ho\u1eb7c \u0111\u1ee9t d\u00e2y th\u00ec c\u00e1p v\u00e0\/ho\u1eb7c \u0111\u1ea7u d\u00e2y ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra nh\u01b0 ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3, tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u l\u1ea1i c\u00f4ng vi\u1ec7c ho\u1eb7c theo y\u00eau c\u1ea7u c\u1ee7a ng\u01b0\u1eddi c\u00f3 th\u1ea9m quy\u1ec1n.<\/p>\r\n<p><span style=\"color: #808080;\">L\u01afU \u00dd: Khi s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng n\u00e2ng c\u00e1p \u0111\u00f4i, th\u01b0\u1eddng c\u1ea7n ph\u1ea3i thay c\u1ea3 hai d\u00e2y ngay c\u1ea3 khi ch\u1ec9 c\u00f3 m\u1ed9t d\u00e2y b\u1ecb lo\u1ea1i b\u1ecf, v\u00ec d\u00e2y m\u1edbi l\u1edbn h\u01a1n d\u00e2y c\u00f2n l\u1ea1i v\u00e0 c\u00f3 \u0111\u1eb7c t\u00ednh gi\u00e3n d\u00e0i kh\u00e1c, c\u1ea3 hai \u0111\u1ec1u c\u00f3 th\u1ec3 c\u00f3 \u1ea3nh h\u01b0\u1edfng v\u00e0o s\u1ed1 l\u01b0\u1ee3ng d\u00e2y t\u01b0\u01a1ng \u1ee9ng \u0111\u01b0\u1ee3c tr\u1ea3 ra t\u1eeb tr\u1ed1ng.<\/span><\/p>\r\n<p><strong>3.2 Ki\u1ec3m tra giai \u0111o\u1ea1n sau khi c\u1ea7u tr\u1ee5c ng\u1eebng ho\u1ea1t \u0111\u1ed9ng<\/strong><\/p>\r\n<p>N\u1ebfu c\u1ea7n tr\u1ee5c kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng trong h\u01a1n ba th\u00e1ng th\u00ec (c\u00e1c) d\u00e2y ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3, nh\u01b0 \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 trong ph\u1ea7n ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3, tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u l\u1ea1i c\u00f4ng vi\u1ec7c.<\/p>\r\n<h3>4. Ti\u00eau ch\u00ed lo\u1ea1i b\u1ecf d\u00e2y c\u00e1p<\/h3>\r\n<p><strong>4.1 D\u00e2y b\u1ecb \u0111\u1ee9t nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c<\/strong><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.1.1Crown-wire-breaks.png\" alt=\"\" width=\"1136\" height=\"685\" class=\"alignnone size-full wp-image-5896\"><span style=\"color: #808080;\">\u0110\u1ee9t d\u00e2y v\u01b0\u01a1ng mi\u1ec7n<\/span><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.1.2-Valley-wire-breaks.png\" alt=\"\" width=\"1179\" height=\"701\" class=\"alignnone size-full wp-image-5963\"><span style=\"color: #808080;\">\u0110\u1ee9t d\u00e2y thung l\u0169ng<\/span><\/p>\r\n<p>4.2 Gi\u1ea3m \u0111\u01b0\u1eddng k\u00ednh d\u00e2y<\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.2Local-reduction-in-rope-diameter-sunken-strand.png\" alt=\"\" width=\"709\" height=\"283\" class=\"alignnone size-full wp-image-5964\"><span style=\"color: #808080;\">Gi\u1ea3m c\u1ee5c b\u1ed9 \u0111\u01b0\u1eddng k\u00ednh d\u00e2y (s\u1ee3i ch\u00ecm)<\/span><\/p>\r\n<p>4.3 G\u00e3y s\u1ee3i<\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.3Fracture-of-strands.png\" alt=\"\" width=\"360\" height=\"217\" class=\"alignnone size-full wp-image-5965\"><span style=\"color: #808080;\">N\u1ebfu x\u1ea3y ra \u0111\u1ee9t c\u00e1p ho\u00e0n to\u00e0n th\u00ec c\u00e1p ph\u1ea3i \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf ngay l\u1eadp t\u1ee9c.<\/span><\/p>\r\n<p>4.4 \u0102n m\u00f2n<\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.4.1External-corrosion.png\" alt=\"\" width=\"709\" height=\"283\" class=\"alignnone size-full wp-image-5966\"><span style=\"color: #808080;\">\u0102n m\u00f2n b\u00ean ngo\u00e0i: C\u00f3 d\u1ea5u hi\u1ec7u oxy h\u00f3a b\u1ec1 m\u1eb7t nh\u01b0ng c\u00f3 th\u1ec3 lau s\u1ea1ch. <\/span><br \/>\r\n<span style=\"color: #808080;\">B\u1ec1 m\u1eb7t d\u00e2y nh\u00e1m khi ch\u1ea1m v\u00e0o, d\u00e2y b\u1ecb r\u1ed7 nhi\u1ec1u v\u00e0 ch\u00f9ng xu\u1ed1ng.<\/span><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.4.2Enlargement-of-External-corrosion.png\" alt=\"\" width=\"709\" height=\"425\" class=\"alignnone size-full wp-image-5967\"><span style=\"color: #808080;\">S\u1ef1 \u0103n m\u00f2n b\u00ean ngo\u00e0i m\u1edf r\u1ed9ng<\/span><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.4.3Internal-corrosion.png\" alt=\"\" width=\"559\" height=\"553\" class=\"alignnone size-full wp-image-5968\"><span style=\"color: #808080;\">\u0102n m\u00f2n b\u00ean trong: D\u1ea5u hi\u1ec7u r\u00f5 r\u00e0ng c\u1ee7a s\u1ef1 \u0103n m\u00f2n b\u00ean trong. <\/span><br \/>\r\n<span style=\"color: #808080;\">m\u1ea3nh v\u1ee5n \u0103n m\u00f2n tho\u00e1t ra t\u1eeb c\u00e1c thung l\u0169ng gi\u1eefa c\u00e1c s\u1ee3i b\u00ean ngo\u00e0i.<\/span><\/p>\r\n<p>4.5 Bi\u1ebfn d\u1ea1ng v\u00e0 h\u01b0 h\u1ecfng<\/p>\r\n<p>S\u1ef1 bi\u1ebfn d\u1ea1ng nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c c\u1ee7a d\u00e2y so v\u1edbi h\u00ecnh d\u1ea1ng b\u00ecnh th\u01b0\u1eddng c\u1ee7a n\u00f3 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i l\u00e0 bi\u1ebfn d\u1ea1ng. N\u00f3 th\u01b0\u1eddng d\u1eabn \u0111\u1ebfn s\u1ef1 ph\u00e2n b\u1ed1 \u1ee9ng su\u1ea5t kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u trong d\u00e2y \u1edf khu v\u1ef1c b\u1ecb bi\u1ebfn d\u1ea1ng, th\u01b0\u1eddng \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n l\u00e0 c\u1ee5c b\u1ed9. Bi\u1ebfn d\u1ea1ng v\u00e0 h\u01b0 h\u1ecfng c\u00f3 th\u1ec3 bi\u1ec3u hi\u1ec7n theo m\u1ed9t s\u1ed1 c\u00e1ch.<\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.5.1-Waviness.png\" alt=\"\" width=\"709\" height=\"283\" class=\"alignnone size-full wp-image-5969\"><span style=\"color: #808080;\">s\u1ef1 g\u1ee3n s\u00f3ng<\/span><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.5.2Basket-deformation.png\" alt=\"\" width=\"709\" height=\"283\" class=\"alignnone size-full wp-image-5970\"><span style=\"color: #808080;\">Gi\u1ecf bi\u1ebfn d\u1ea1ng<\/span><br \/>\r\n<span style=\"color: #808080;\">D\u00e2y c\u00f3 bi\u1ebfn d\u1ea1ng d\u1ea1ng gi\u1ecf ho\u1eb7c \u0111\u00e8n l\u1ed3ng ph\u1ea3i \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf ngay l\u1eadp t\u1ee9c ho\u1eb7c, v\u1edbi \u0111i\u1ec1u ki\u1ec7n l\u00e0 \u0111o\u1ea1n d\u00e2y c\u00f2n l\u1ea1i \u1edf tr\u1ea1ng th\u00e1i c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c th\u00ec ph\u1ea3i lo\u1ea1i b\u1ecf ph\u1ea7n b\u1ecb \u1ea3nh h\u01b0\u1edfng.<\/span><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.5.3.1Core-protrusion-\u2014-Single-layer-rope.png\" alt=\"\" width=\"709\" height=\"283\" class=\"alignnone size-full wp-image-5971\"><span style=\"color: #808080;\">Ph\u1ea7n l\u00f5i nh\u00f4 ra - D\u00e2y m\u1ed9t l\u1edbp<\/span><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.5.3.2Protrusion-of-inner-rope-of-rotation-resistant-rope.png\" alt=\"\" width=\"709\" height=\"472\" class=\"alignnone size-full wp-image-5972\"><span style=\"color: #808080;\">Ph\u1ea7n nh\u00f4 ra c\u1ee7a d\u00e2y b\u00ean trong c\u1ee7a d\u00e2y ch\u1ed1ng xo\u1eafn<\/span><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.5.3.3Strand-protrusion-distortion-.png\" alt=\"\" width=\"709\" height=\"283\" class=\"alignnone size-full wp-image-5973\"><span style=\"color: #808080;\">S\u1ee3i nh\u00f4 ra\/bi\u1ebfn d\u1ea1ng<\/span><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.5.4Protruding-wires-in-loops.png\" alt=\"\" width=\"709\" height=\"284\" class=\"alignnone size-full wp-image-5974\"><span style=\"color: #808080;\">D\u00e2y nh\u00f4 ra<\/span><br \/>\r\n<span style=\"color: #808080;\">Nh\u1eefng d\u00e2y c\u00f3 c\u00e1c s\u1ee3i nh\u00f4 ra th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n th\u00e0nh t\u1eebng nh\u00f3m \u1edf ph\u00eda \u0111\u1ed1i di\u1ec7n c\u1ee7a d\u00e2y v\u1edbi ph\u1ea7n ti\u1ebfp x\u00fac v\u1edbi r\u00e3nh puly ph\u1ea3i b\u1ecb lo\u1ea1i b\u1ecf ngay l\u1eadp t\u1ee9c.<\/span><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.5.5Local-increase-in-rope-diameter.png\" alt=\"\" width=\"709\" height=\"283\" class=\"alignnone size-full wp-image-5975\"><span style=\"color: #808080;\">\u0110\u01b0\u1eddng k\u00ednh c\u00e1p t\u0103ng c\u1ee5c b\u1ed9 do bi\u1ebfn d\u1ea1ng l\u00f5i<\/span><br \/>\r\n<span style=\"color: #808080;\">N\u1ebfu \u0111\u01b0\u1eddng k\u00ednh c\u00e1p t\u0103ng t\u1eeb 5 % tr\u1edf l\u00ean \u0111\u1ed1i v\u1edbi c\u00e1p c\u00f3 l\u00f5i th\u00e9p ho\u1eb7c 10 % tr\u1edf l\u00ean \u0111\u1ed1i v\u1edbi c\u00e1p c\u00f3 l\u00f5i s\u1ee3i trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng th\u00ec ph\u1ea3i \u0111i\u1ec1u tra l\u00fd do v\u00e0 xem x\u00e9t lo\u1ea1i b\u1ecf c\u00e1p.<\/span><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.5.6.1Flattened-portion.png\" alt=\"\" width=\"709\" height=\"283\" class=\"alignnone size-full wp-image-5977\"><span style=\"color: #808080;\">Ph\u1ea7n d\u1eb9t(1)<\/span><br \/>\r\n<span style=\"color: #808080;\">Nh\u1eefng ph\u1ea7n c\u00e1p d\u1eb9t ch\u1ea1y qua puly c\u00f3 xu h\u01b0\u1edbng b\u1ecb h\u01b0 h\u1ecfng nhanh h\u01a1n v\u00e0 <\/span><br \/>\r\n<span style=\"color: #808080;\">cho th\u1ea5y d\u00e2y b\u1ecb \u0111\u1ee9t. Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p nh\u01b0 v\u1eady, nh\u01b0ng t\u00f9y thu\u1ed9c v\u00e0o m\u1ee9c \u0111\u1ed9 d\u1eb9t, c\u00f3 th\u1ec3 xem x\u00e9t lo\u1ea1i b\u1ecf c\u00e1p.<\/span><br \/>\r\n<span style=\"color: #808080;\">Nh\u1eefng ph\u1ea7n c\u00e1p d\u1eb9t trong gi\u00e0n c\u00e1p ti\u00eau chu\u1ea9n c\u00f3 th\u1ec3 b\u1ecb \u0103n m\u00f2n \u1edf m\u1ee9c \u0111\u1ed9 l\u1edbn h\u01a1n nh\u1eefng ph\u1ea7n kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng kh\u00e1c, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi c\u00e1c tao b\u00ean ngo\u00e0i m\u1edf ra v\u00e0 cho ph\u00e9p h\u01a1i \u1ea9m x\u00e2m nh\u1eadp. N\u1ebfu \u0111\u01b0\u1ee3c gi\u1eef l\u1ea1i \u0111\u1ec3 s\u1eed d\u1ee5ng th\u00ec ch\u00fang ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean h\u01a1n; n\u1ebfu kh\u00f4ng th\u00ec n\u00ean c\u00e2n nh\u1eafc vi\u1ec7c lo\u1ea1i b\u1ecf d\u00e2y.<\/span><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.5.6.2Flattened-portion.png\" alt=\"\" width=\"709\" height=\"283\" class=\"alignnone size-full wp-image-5978\"><span style=\"color: #808080;\">Ph\u1ea7n d\u1eb9t(2)<\/span><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.5.7.1Kink-positive-1.png\" alt=\"\" width=\"560\" height=\"224\" class=\"alignnone size-full wp-image-5979\"><span style=\"color: #808080;\">Kink (t\u00edch c\u1ef1c)<\/span><br \/>\r\n<span style=\"color: #808080;\">D\u00e2y b\u1ecb xo\u1eafn ho\u1eb7c v\u00f2ng b\u1ecb si\u1ebft ch\u1eb7t ph\u1ea3i b\u1ecb lo\u1ea1i b\u1ecf ngay l\u1eadp t\u1ee9c.<\/span><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.5.7.2-Kink-negative.png\" alt=\"\" width=\"708\" height=\"283\" class=\"alignnone size-full wp-image-5980\"><span style=\"color: #808080;\">Kink (ti\u00eau c\u1ef1c)<\/span><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.5.7.3Kink.png\" alt=\"\" width=\"709\" height=\"567\" class=\"alignnone size-full wp-image-5981\"><span style=\"color: #808080;\">g\u1ea5p kh\u00fac<br \/>\r\n<\/span><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.5.8Bend-in-rope.png\" alt=\"\" width=\"353\" height=\"143\" class=\"alignnone size-full wp-image-5982\"><br \/>\r\n<span style=\"color: #808080;\">U\u1ed1n d\u00e2y th\u1eebng<\/span><br \/>\r\n<span style=\"color: #808080;\">C\u00e1c ph\u1ea7n c\u1ee7a d\u00e2y b\u1ecb u\u1ed1n cong nhi\u1ec1u ch\u1ea1y qua puly c\u00f3 kh\u1ea3 n\u0103ng b\u1ecb h\u01b0 h\u1ecfng nhanh ch\u00f3ng v\u00e0 c\u00f3 bi\u1ec3u hi\u1ec7n \u0111\u1ee9t d\u00e2y. Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p nh\u01b0 v\u1eady, d\u00e2y ph\u1ea3i \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf ngay l\u1eadp t\u1ee9c.<\/span><br \/>\r\n<span style=\"color: #808080;\">N\u1ebfu m\u1ee9c \u0111\u1ed9 u\u1ed1n kh\u00f4ng \u0111\u01b0\u1ee3c coi l\u00e0 nghi\u00eam tr\u1ecdng v\u00e0 c\u00e1p v\u1eabn \u0111\u01b0\u1ee3c gi\u1eef l\u1ea1i \u0111\u1ec3 s\u1eed d\u1ee5ng th\u00ec ph\u1ea3i <\/span><br \/>\r\n<span style=\"color: #808080;\">ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean h\u01a1n; n\u1ebfu kh\u00f4ng th\u00ec n\u00ean c\u00e2n nh\u1eafc vi\u1ec7c lo\u1ea1i b\u1ecf d\u00e2y.<\/span><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/4.5.9Damage-due-to-heat-or-electric-arcing.png\" alt=\"\" width=\"276\" height=\"107\" class=\"alignnone size-full wp-image-5983\"><span style=\"color: #808080;\">H\u01b0 h\u1ecfng do nhi\u1ec7t ho\u1eb7c ph\u00f3ng \u0111i\u1ec7n<\/span><br \/>\r\n<span style=\"color: #808080;\">C\u00e1p kh\u00f4ng \u0111\u01b0\u1ee3c v\u1eadn h\u00e0nh b\u00ecnh th\u01b0\u1eddng \u1edf nhi\u1ec7t \u0111\u1ed9 nh\u01b0ng ph\u1ea3i ch\u1ecbu t\u00e1c \u0111\u1ed9ng nhi\u1ec7t \u0111\u1eb7c bi\u1ec7t cao, c\u00f3 th\u1ec3 nh\u1eadn bi\u1ebft b\u00ean ngo\u00e0i b\u1edfi m\u00e0u nhi\u1ec7t t\u1ea1o ra trong d\u00e2y th\u00e9p v\u00e0\/ho\u1eb7c s\u1ef1 m\u1ea5t d\u1ea7u m\u1ee1 r\u00f5 r\u1ec7t tr\u00ean d\u00e2y, ph\u1ea3i b\u1ecb lo\u1ea1i b\u1ecf ngay l\u1eadp t\u1ee9c.<\/span><br \/>\r\n<span style=\"color: #808080;\">N\u1ebfu hai ho\u1eb7c nhi\u1ec1u d\u00e2y b\u1ecb \u1ea3nh h\u01b0\u1edfng c\u1ee5c b\u1ed9 do ph\u00f3ng h\u1ed3 quang \u0111i\u1ec7n, ch\u1eb3ng h\u1ea1n nh\u01b0 do <\/span><br \/>\r\n<span style=\"color: #808080;\">D\u00e2y h\u00e0n n\u1ed1i \u0111\u1ea5t kh\u00f4ng \u0111\u00fang th\u00ec d\u00e2y s\u1ebd b\u1ecb lo\u1ea1i b\u1ecf. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 x\u1ea3y ra t\u1ea1i \u0111i\u1ec3m d\u00f2ng \u0111i\u1ec7n \u0111i v\u00e0o ho\u1eb7c r\u1eddi kh\u1ecfi s\u1ee3i d\u00e2y.<\/span><\/p>\r\n<p>\u0110\u1ec3 bi\u1ebft ti\u00eau chu\u1ea9n ph\u1ebf li\u1ec7u c\u1ee5 th\u1ec3 c\u1ee7a c\u00e1c lo\u1ea1i d\u00e2y c\u00e1p, xin vui l\u00f2ng <a href=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2023\/11\/ISO-04309-2017.pdf\">t\u1ea3i xu\u1ed1ng ISO 4309-2017<\/a>.<\/p>\r\n<p>Th\u1ea9m quy\u1ec1n gi\u1ea3i quy\u1ebft:<a href=\"https:\/\/www.dgcrane.com\/vi\/posts\/maintenance-of-wire-rope-in-the-whole-6-stages\/\">Ch\u0103m s\u00f3c v\u00e0 b\u1ea3o tr\u00ec d\u00e2y c\u00e1p:6 \u0111i\u1ec1u b\u1ea1n ph\u1ea3i bi\u1ebft<\/a><\/p>","protected":false},"excerpt":{"rendered":"D\u00e2y c\u00e1p c\u1ea9u ph\u1ea3i ch\u1ecbu t\u1ea3i tr\u1ecdng \u0111\u00e1ng k\u1ec3 trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh v\u00e0 do \u0111\u00f3 b\u1ecb h\u01b0 h\u1ecfng c\u01a1 h\u1ecdc \u0111\u00e1ng k\u1ec3 trong su\u1ed1t th\u1eddi gian s\u1eed d\u1ee5ng. Ngo\u00e0i ra, c\u00e1c nghi\u00ean c\u1ee9u \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra h\u1ecfng d\u00e2y c\u00e1p l\u00e0 do h\u01b0 h\u1ecfng v\u00e0 \u0103n m\u00f2n qu\u00e1 m\u1ee9c, thi\u1ebfu b\u1ea3o tr\u00ec v\u00e0 ki\u1ec3m tra, v\u00e0 s\u1eed d\u1ee5ng sai c\u00e1ch d\u1eabn \u0111\u1ebfn l\u1ed7i th\u1eddi s\u1edbm, gi\u1ea3m an to\u00e0n v\u00e0 t\u0103ng chi ph\u00ed thay th\u1ebf. [\u2026]","protected":false},"featured_media":5962,"parent":0,"menu_order":0,"template":"","posts_category":[351],"posts_tag":[7,288,287,290,206,27,289,272,295,291,296,285,284,297,273],"class_list":["post-5882","posts","type-posts","status-publish","has-post-thumbnail","hentry","posts_category-blog","posts_tag-crane","posts_tag-crane-wire-rope-inspection","posts_tag-crane-wire-ropes","posts_tag-daily-inspections","posts_tag-dgcrane","posts_tag-hoist","posts_tag-inspection-of-wire-rope-slings","posts_tag-inspection-wire-rope-damage-types","posts_tag-iso-4309-discard-criteria","posts_tag-periodic-inspections","posts_tag-steel-wire-rope-discard-criteria","posts_tag-wire-rope-inspection-checklist","posts_tag-wire-rope-inspection-form","posts_tag-wire-rope-scrap-standards","posts_tag-wire-rope-sling-inspection"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/5882"}],"collection":[{"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts"}],"about":[{"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/types\/posts"}],"version-history":[{"count":11,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/5882\/revisions"}],"predecessor-version":[{"id":7904,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/5882\/revisions\/7904"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/media\/5962"}],"wp:attachment":[{"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/media?parent=5882"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/posts_category?post=5882"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/posts_tag?post=5882"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}