{"id":1417,"date":"2019-10-17T18:26:26","date_gmt":"2019-10-17T10:26:26","guid":{"rendered":"https:\/\/www.sevencrane.com\/?p=1417"},"modified":"2022-11-22T17:45:09","modified_gmt":"2022-11-22T09:45:09","slug":"crane-rail-gnawing","status":"publish","type":"post","link":"https:\/\/www.sevencrane.com\/nb\/crane-rail-gnawing\/","title":{"rendered":"SEVENCRANE l\u00f8ser problemet med gnaging av brokran\/overheadkranskinne for kunder"},"content":{"rendered":"<p>SEVENCRANE mottok foresp\u00f8rsler om kranhjul og kranskinner til brokran\/ traverskran. Kunden kj\u00f8pte traverskranen fra en annen leverand\u00f8r tidligere, men fant ut at kranskinnene og hjulene p\u00e5 kranen ble alvorlig skadet kort tid etter bruk, noe som p\u00e5virket produksjonen og bruken og medf\u00f8rte et stort tap. SEVENCRANE forklarte \u00e5rsaken til skaden til kunden etter \u00e5 ha kjent og unders\u00f8kt den faktiske situasjonen til kundens kran. Fenomenet med gnaging av kranskinne skyldes dels den d\u00e5rlige kvaliteten og dels de objektive faktorene ved feil bruk.<\/p>\n\n\n\n<p>SEVENCRANE ga v\u00e5re kunder h\u00f8ykvalitets kranhjul og kranskinner og trente dem systematisk i riktig bruk og vedlikehold av brokraner. Mange kunder uttrykte sin takknemlighet og ros til SEVENCRANE og signerte langsiktige samarbeidsavtaler.<\/p>\n\n\n\n<p>For \u00e5 hjelpe kundene med \u00e5 redusere risikoen for nedetid p\u00e5 grunn av skinnegnaging av brokraner, redusere tap og vedlikeholdskostnader, sorterte SEVENCRANE spesielt ut Reasons for skinnegnaging av traverskraner for kundene \u00e5 lese og l\u00e6re.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u00c5rsaker til skinnegnaging av traverskraner<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173347\/rail-gnawing-problem-of-overhead-crane.jpg\" alt=\"skinnegnageproblem med traverskran\" class=\"wp-image-3873 lazyload\"\/><noscript><img decoding=\"async\" width=\"722\" height=\"255\" src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173347\/rail-gnawing-problem-of-overhead-crane.jpg\" alt=\"skinnegnageproblem med traverskran\" class=\"wp-image-3873 lazyload\" srcset=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173347\/rail-gnawing-problem-of-overhead-crane.jpg 722w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173347\/rail-gnawing-problem-of-overhead-crane-300x106.jpg 300w\" sizes=\"(max-width: 722px) 100vw, 722px\" \/><\/noscript><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">1. Kranhjulp\u00e5virkning. <\/h4>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile\"><figure class=\"wp-block-media-text__media\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173322\/components-of-bridge-crane-price.jpg\" alt=\"komponenter av bro kran pris\" class=\"wp-image-3868 size-full lazyload\"\/><noscript><img decoding=\"async\" width=\"923\" height=\"756\" src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173322\/components-of-bridge-crane-price.jpg\" alt=\"komponenter av bro kran pris\" class=\"wp-image-3868 size-full lazyload\" srcset=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173322\/components-of-bridge-crane-price.jpg 923w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173322\/components-of-bridge-crane-price-300x246.jpg 300w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173322\/components-of-bridge-crane-price-768x629.jpg 768w\" sizes=\"(max-width: 923px) 100vw, 923px\" \/><\/noscript><\/figure><div class=\"wp-block-media-text__content\">\n<p>For det f\u00f8rste, p\u00e5 grunn av produksjonsfeil, ujevn slitasje og ensidig utskifting under vedlikehold, er diameteren p\u00e5 hjulene p\u00e5 begge sider ulik. Ved l\u00f8ping i samme hastighet er turene p\u00e5 begge sider ulik, og siden med store diametre vil avansere gradvis, noe som resulterer i asynkroni, som f\u00e5r kroppen til \u00e5 skjeve og gnage skinnene. For det andre er installasjonsposisjonen til de fire hjulene ikke i de fire hj\u00f8rnene av rektangelet, og midten av hjulene p\u00e5 samme side er ikke i en rett linje, noe som danner avb\u00f8yningen av hjulenes senterlinje og for\u00e5rsaker skinnegnaging . <\/p>\n<\/div><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">2. Skinnep\u00e5virkning. <\/h4>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile\"><figure class=\"wp-block-media-text__media\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173351\/Rail-impact.jpg\" alt=\"Skinnep\u00e5virkning\" class=\"wp-image-3874 size-full lazyload\"\/><noscript><img decoding=\"async\" width=\"964\" height=\"648\" src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173351\/Rail-impact.jpg\" alt=\"Skinnep\u00e5virkning\" class=\"wp-image-3874 size-full lazyload\" srcset=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173351\/Rail-impact.jpg 964w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173351\/Rail-impact-300x202.jpg 300w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173351\/Rail-impact-768x516.jpg 768w\" sizes=\"(max-width: 964px) 100vw, 964px\" \/><\/noscript><\/figure><div class=\"wp-block-media-text__content\">\n<p>For det f\u00f8rste fordi sporleggingen ikke er standard, er den horisontale b\u00f8yningen for stor og retthetsfeilen mer enn 2 mm, noe som resulterer i gnaging av det faste sporsegmentet.  <\/p>\n\n\n\n<p>For det andre er sporvidden for stor, den ytre hjulkanten gnager skinnen; omvendt gnager den indre hjulkanten p\u00e5 skinnen.  <\/p>\n\n\n\n<p>For det tredje er den vertikale h\u00f8ydeforskjellen mellom trinnene p\u00e5 samme seksjon av de to sporene mer enn 15 mm, noe som f\u00f8rer til at sideglidningen p\u00e5 vognen og skinnene gnager.  <\/p>\n\n\n\n<p>For det fjerde er parallelliteten til de to sporene overdreven, og danner en &quot;\u00e5tte-karakter&quot; eller trompetformet, noe som for\u00e5rsaker skinnegnaging.  <\/p>\n\n\n\n<p>\n\nFor det femte er sporfundamentet ikke solid, og n\u00e5r det belastes, vil det synke, noe som resulterer i skinnegnag.\n\n<\/p>\n<\/div><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">3. Kranbrodeformasjonsp\u00e5virkning. <\/h4>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile\"><figure class=\"wp-block-media-text__media\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173329\/Crane-bridge-deformation-impact.jpg\" alt=\"Kranbrodeformasjonsp\u00e5virkning\" class=\"wp-image-3869 size-full lazyload\"\/><noscript><img decoding=\"async\" width=\"1024\" height=\"747\" src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173329\/Crane-bridge-deformation-impact.jpg\" alt=\"Kranbrodeformasjonsp\u00e5virkning\" class=\"wp-image-3869 size-full lazyload\" srcset=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173329\/Crane-bridge-deformation-impact.jpg 1024w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173329\/Crane-bridge-deformation-impact-300x219.jpg 300w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173329\/Crane-bridge-deformation-impact-768x560.jpg 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/noscript><\/figure><div class=\"wp-block-media-text__content\">\n<p>For det f\u00f8rste for\u00e5rsaker deformasjonene av brorammen horisontal b\u00f8yning av endebjelken. N\u00e5r diagonallengden overstiger 5 mm eller mer, f\u00f8rer det til at spennvidden overskrider differansen. Hvis den er positiv, gnager den innerkanten p\u00e5 hjulet; tvert imot, den gnager den ytre felgen p\u00e5 hjulet.  <\/p>\n\n\n\n<p>For det andre f\u00f8rer den horisontale b\u00f8yningen av endebjelken til at hjulet avviker horisontalt, slik at senterlinjen til hjulet og senterlinjen til sporet ikke er i en rett linje, og danner samme avvik og for\u00e5rsaker skinnegnag.  <\/p>\n\n\n\n<p>For det tredje for\u00e5rsaker den vertikale avb\u00f8yningen av brorammen den vertikale avb\u00f8yningen av hjulet, som for\u00e5rsaker at vinkelen mellom slitebanens senterlinje og den vertikale linjen endrer hjulets rulleradius. Etter lasting \u00f8ker den vertikale nedb\u00f8yningen av den ene siden av hjulet gradvis, mens den vertikale nedb\u00f8yningen av den andre siden avtar, noe som resulterer i ulik rulleradius, noe som resulterer i skinnegnag. <\/p>\n<\/div><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">4. Ulik hastighet p\u00e5 to motorer eller forskjellig justering av klaringen mellom de to bremsene i l\u00f8pemekanismen til kranvognen som drives separat, resulterer i forskjellig bremsemoment og trinn, som resulterer i skinnegnag.<\/h4>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173334\/motor-of-crane.jpg\" alt=\"motor til kran\" class=\"wp-image-3870 lazyload\"\/><noscript><img decoding=\"async\" width=\"520\" height=\"482\" src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173334\/motor-of-crane.jpg\" alt=\"motor til kran\" class=\"wp-image-3870 lazyload\" srcset=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173334\/motor-of-crane.jpg 520w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173334\/motor-of-crane-300x278.jpg 300w\" sizes=\"(max-width: 520px) 100vw, 520px\" \/><\/noscript><\/figure><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">5. Avstanden mellom de to endene av koblingen til transmisjonsmekanismen er for stor, noe som gj\u00f8r at hjulene ikke kan kj\u00f8res samtidig og for\u00e5rsaker skinnegnag.<\/h4>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173343\/parts-of-popular-crane.jpg\" alt=\"deler av popul\u00e6r kran\" class=\"wp-image-3872 lazyload\"\/><noscript><img decoding=\"async\" width=\"677\" height=\"452\" src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173343\/parts-of-popular-crane.jpg\" alt=\"deler av popul\u00e6r kran\" class=\"wp-image-3872 lazyload\" srcset=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173343\/parts-of-popular-crane.jpg 677w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173343\/parts-of-popular-crane-300x200.jpg 300w\" sizes=\"(max-width: 677px) 100vw, 677px\" \/><\/noscript><\/figure><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">6. Olje eller rusk p\u00e5 sporet kan f\u00f8re til at hjulet kj\u00f8rer med ulik hastighet p\u00e5 begge sider, noe som ogs\u00e5 kan f\u00f8re til skinnegnag.<\/h4>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173339\/overhead-crane-tips.jpg\" alt=\"overhead kranspisser\" class=\"wp-image-3871 lazyload\"\/><noscript><img decoding=\"async\" width=\"687\" height=\"609\" src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173339\/overhead-crane-tips.jpg\" alt=\"overhead kranspisser\" class=\"wp-image-3871 lazyload\" srcset=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173339\/overhead-crane-tips.jpg 687w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22173339\/overhead-crane-tips-300x266.jpg 300w\" sizes=\"(max-width: 687px) 100vw, 687px\" \/><\/noscript><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><strong> Produkter du kan v\u00e6re interessert i <\/strong><\/p>\n\n\n\n<figure class=\"wp-block-gallery columns-3 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/04\/09150258\/underslung-eot-crane.jpg\" alt=\"underslunget eot kran\" data-id=\"3160\" data-full-url=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/04\/09150258\/underslung-eot-crane.jpg\" data-link=\"https:\/\/www.sevencrane.com\/product\/european-type-single-girder-overhead-crane\/underslung-eot-crane\/\" class=\"wp-image-3160 lazyload\"\/><noscript><img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/04\/09150258\/underslung-eot-crane.jpg\" alt=\"underslunget eot kran\" data-id=\"3160\" data-full-url=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/04\/09150258\/underslung-eot-crane.jpg\" data-link=\"https:\/\/www.sevencrane.com\/product\/european-type-single-girder-overhead-crane\/underslung-eot-crane\/\" class=\"wp-image-3160 lazyload\" srcset=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/04\/09150258\/underslung-eot-crane.jpg 800w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/04\/09150258\/underslung-eot-crane-300x225.jpg 300w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/04\/09150258\/underslung-eot-crane-768x576.jpg 768w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/04\/09150258\/underslung-eot-crane-428x321.jpg 428w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/04\/09150258\/underslung-eot-crane-345x258.jpg 345w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/04\/09150258\/underslung-eot-crane-253x190.jpg 253w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/noscript><figcaption class=\"blocks-gallery-item__caption\"><a href=\"https:\/\/www.sevencrane.com\/nb\/product\/european-type-single-girder-overhead-crane\/\">https:\/\/www.sevencrane.com\/product\/european-type-single-girder-overhead-crane\/<\/a><\/figcaption><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2022\/06\/17105256\/32T-overhead-crane.jpg\" alt=\"32T traverskran\" data-id=\"3433\" data-full-url=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2022\/06\/17105256\/32T-overhead-crane.jpg\" data-link=\"https:\/\/www.sevencrane.com\/32ton-double-girder-overhead-crane-for-workshop\/32t-overhead-crane\/\" class=\"wp-image-3433 lazyload\"\/><noscript><img decoding=\"async\" width=\"750\" height=\"563\" src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2022\/06\/17105256\/32T-overhead-crane.jpg\" alt=\"32T traverskran\" data-id=\"3433\" data-full-url=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2022\/06\/17105256\/32T-overhead-crane.jpg\" data-link=\"https:\/\/www.sevencrane.com\/32ton-double-girder-overhead-crane-for-workshop\/32t-overhead-crane\/\" class=\"wp-image-3433 lazyload\" srcset=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2022\/06\/17105256\/32T-overhead-crane.jpg 750w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2022\/06\/17105256\/32T-overhead-crane-300x225.jpg 300w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2022\/06\/17105256\/32T-overhead-crane-428x321.jpg 428w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2022\/06\/17105256\/32T-overhead-crane-345x258.jpg 345w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2022\/06\/17105256\/32T-overhead-crane-253x190.jpg 253w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/noscript><figcaption class=\"blocks-gallery-item__caption\"><a href=\"https:\/\/www.sevencrane.com\/nb\/product\/double-girder-overhead-crane\/\">https:\/\/www.sevencrane.com\/product\/double-girder-overhead-crane\/<\/a><\/figcaption><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2021\/07\/18150947\/250kg-pillar-jib-crane.jpg\" alt=\"250 kg pilarsvingkran\" data-id=\"3637\" data-full-url=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2021\/07\/18150947\/250kg-pillar-jib-crane.jpg\" data-link=\"https:\/\/www.sevencrane.com\/some-precautions-for-pillar-jib-crane\/250kg-pillar-jib-crane\/\" class=\"wp-image-3637 lazyload\"\/><noscript><img decoding=\"async\" width=\"750\" height=\"545\" src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2021\/07\/18150947\/250kg-pillar-jib-crane.jpg\" alt=\"250 kg pilarsvingkran\" data-id=\"3637\" data-full-url=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2021\/07\/18150947\/250kg-pillar-jib-crane.jpg\" data-link=\"https:\/\/www.sevencrane.com\/some-precautions-for-pillar-jib-crane\/250kg-pillar-jib-crane\/\" class=\"wp-image-3637 lazyload\" srcset=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2021\/07\/18150947\/250kg-pillar-jib-crane.jpg 750w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2021\/07\/18150947\/250kg-pillar-jib-crane-300x218.jpg 300w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/noscript><figcaption class=\"blocks-gallery-item__caption\"><a href=\"https:\/\/www.sevencrane.com\/nb\/product\/bz-type-pillar-jib-crane\/\">https:\/\/www.sevencrane.com\/product\/bz-type-pillar-jib-crane\/<\/a><\/figcaption><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2022\/02\/17155455\/25t-double-girder-gantry-crane.jpg\" alt=\"25t dobbeltbjelke portalkran\" data-id=\"3518\" data-full-url=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2022\/02\/17155455\/25t-double-girder-gantry-crane.jpg\" data-link=\"https:\/\/www.sevencrane.com\/industrial-mobile-20-ton-25-ton-gantry-crane-price\/25t-double-girder-gantry-crane\/\" class=\"wp-image-3518 lazyload\"\/><noscript><img decoding=\"async\" width=\"750\" height=\"610\" src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2022\/02\/17155455\/25t-double-girder-gantry-crane.jpg\" alt=\"25t dobbeltbjelke portalkran\" data-id=\"3518\" data-full-url=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2022\/02\/17155455\/25t-double-girder-gantry-crane.jpg\" data-link=\"https:\/\/www.sevencrane.com\/industrial-mobile-20-ton-25-ton-gantry-crane-price\/25t-double-girder-gantry-crane\/\" class=\"wp-image-3518 lazyload\" srcset=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2022\/02\/17155455\/25t-double-girder-gantry-crane.jpg 750w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2022\/02\/17155455\/25t-double-girder-gantry-crane-300x244.jpg 300w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/noscript><figcaption class=\"blocks-gallery-item__caption\"><a href=\"https:\/\/www.sevencrane.com\/nb\/product\/double-girder-gantry-crane\/\">https:\/\/www.sevencrane.com\/product\/double-girder-gantry-crane\/<\/a><\/figcaption><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2020\/02\/22104036\/1t-electric-chain-hoist.jpg\" alt=\"1t elektrisk kjettingtalje\" data-id=\"3800\" data-full-url=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2020\/02\/22104036\/1t-electric-chain-hoist.jpg\" data-link=\"https:\/\/www.sevencrane.com\/1t-electric-chain-hoist-for-factories\/1t-electric-chain-hoist\/\" class=\"wp-image-3800 lazyload\"\/><noscript><img decoding=\"async\" width=\"750\" height=\"580\" src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2020\/02\/22104036\/1t-electric-chain-hoist.jpg\" alt=\"1t elektrisk kjettingtalje\" data-id=\"3800\" data-full-url=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2020\/02\/22104036\/1t-electric-chain-hoist.jpg\" data-link=\"https:\/\/www.sevencrane.com\/1t-electric-chain-hoist-for-factories\/1t-electric-chain-hoist\/\" class=\"wp-image-3800 lazyload\" srcset=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2020\/02\/22104036\/1t-electric-chain-hoist.jpg 750w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2020\/02\/22104036\/1t-electric-chain-hoist-300x232.jpg 300w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/noscript><figcaption class=\"blocks-gallery-item__caption\"><a href=\"https:\/\/www.sevencrane.com\/nb\/product\/electric-chain-hoist\/\">https:\/\/www.sevencrane.com\/product\/electric-chain-hoist\/<\/a><\/figcaption><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/08\/29092916\/banner01-1024x414.jpg\" alt=\"\" data-id=\"1158\" data-link=\"https:\/\/www.sevencrane.com\/home\/banner01\/\" class=\"wp-image-1158 lazyload\"\/><noscript><img decoding=\"async\" width=\"1024\" height=\"414\" src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/08\/29092916\/banner01-1024x414.jpg\" alt=\"\" data-id=\"1158\" data-link=\"https:\/\/www.sevencrane.com\/home\/banner01\/\" class=\"wp-image-1158 lazyload\" srcset=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/08\/29092916\/banner01-1024x414.jpg 1024w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/08\/29092916\/banner01-300x121.jpg 300w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/08\/29092916\/banner01-768x310.jpg 768w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/08\/29092916\/banner01.jpg 1980w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/noscript><figcaption class=\"blocks-gallery-item__caption\"><a href=\"https:\/\/www.sevencrane.com\/nb\/product\/\">https:\/\/www.sevencrane.com\/product\/<\/a><\/figcaption><\/figure><\/li><\/ul><\/figure>","protected":false},"excerpt":{"rendered":"<p>SEVENCRANE mottok foresp\u00f8rsler om kranhjul og kranskinner til brokran\/ traverskran. Kunden kj\u00f8pte traverskranen fra en annen leverand\u00f8r tidligere, men fant ut at kranskinnene og hjulene p\u00e5 kranen ble alvorlig skadet kort tid etter bruk, noe som p\u00e5virket produksjonen og bruken og medf\u00f8rte et stort tap. SEVENCRANE forklarte...<\/p>","protected":false},"author":3,"featured_media":3875,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[27],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to Solve Overhead Crane Rail Gnawing - SEVENCRANE<\/title>\n<meta name=\"description\" content=\"SEVENCRANE specially sorted out the Reasons for rail gnawing of overhead cranes for customers to read and learn.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.sevencrane.com\/nb\/crane-rail-gnawing\/\" \/>\n<meta property=\"og:locale\" content=\"nb_NO\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to Solve Overhead Crane Rail Gnawing - SEVENCRANE\" \/>\n<meta property=\"og:description\" content=\"SEVENCRANE specially sorted out the Reasons for rail gnawing of overhead cranes for customers to read and learn.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.sevencrane.com\/nb\/crane-rail-gnawing\/\" \/>\n<meta property=\"og:site_name\" content=\"SEVENCRANE\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/sevencrane.china\" \/>\n<meta property=\"article:published_time\" content=\"2019-10-17T10:26:26+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-11-22T09:45:09+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22174006\/rail-gnawing-of-overhead-cranes.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"352\" \/>\n\t<meta property=\"og:image:height\" content=\"258\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"sevencrane2\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Skrevet av\" \/>\n\t<meta name=\"twitter:data1\" content=\"sevencrane2\" \/>\n\t<meta name=\"twitter:label2\" content=\"Ansl. lesetid\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 minutter\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.sevencrane.com\/crane-rail-gnawing\/\",\"url\":\"https:\/\/www.sevencrane.com\/crane-rail-gnawing\/\",\"name\":\"How to Solve Overhead Crane Rail Gnawing - SEVENCRANE\",\"isPartOf\":{\"@id\":\"https:\/\/www.sevencrane.com\/#website\"},\"datePublished\":\"2019-10-17T10:26:26+00:00\",\"dateModified\":\"2022-11-22T09:45:09+00:00\",\"author\":{\"@id\":\"https:\/\/www.sevencrane.com\/#\/schema\/person\/fd2331fa63706b8adbccd053c354f581\"},\"description\":\"SEVENCRANE specially sorted out the Reasons for rail gnawing of overhead cranes for customers to read and learn.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.sevencrane.com\/crane-rail-gnawing\/#breadcrumb\"},\"inLanguage\":\"nb-NO\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.sevencrane.com\/crane-rail-gnawing\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.sevencrane.com\/crane-rail-gnawing\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.sevencrane.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Blog\",\"item\":\"https:\/\/www.sevencrane.com\/blog\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"SEVENCRANE solves the problem of bridge crane\/overhead crane rail gnawing for customers\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.sevencrane.com\/#website\",\"url\":\"https:\/\/www.sevencrane.com\/\",\"name\":\"SEVENCRANE\",\"description\":\"overhead crane\/gantry crane\/jib crane\/electric hoist\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.sevencrane.com\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"nb-NO\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.sevencrane.com\/#\/schema\/person\/fd2331fa63706b8adbccd053c354f581\",\"name\":\"sevencrane2\",\"sameAs\":[\"sevencrane\"],\"url\":\"https:\/\/www.sevencrane.com\/nb\/author\/sevencrane2\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"How to Solve Overhead Crane Rail Gnawing - SEVENCRANE","description":"SEVENCRANE specially sorted out the Reasons for rail gnawing of overhead cranes for customers to read and learn.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.sevencrane.com\/nb\/crane-rail-gnawing\/","og_locale":"nb_NO","og_type":"article","og_title":"How to Solve Overhead Crane Rail Gnawing - SEVENCRANE","og_description":"SEVENCRANE specially sorted out the Reasons for rail gnawing of overhead cranes for customers to read and learn.","og_url":"https:\/\/www.sevencrane.com\/nb\/crane-rail-gnawing\/","og_site_name":"SEVENCRANE","article_publisher":"https:\/\/www.facebook.com\/sevencrane.china","article_published_time":"2019-10-17T10:26:26+00:00","article_modified_time":"2022-11-22T09:45:09+00:00","og_image":[{"width":352,"height":258,"url":"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2019\/10\/22174006\/rail-gnawing-of-overhead-cranes.jpg","type":"image\/jpeg"}],"author":"sevencrane2","twitter_card":"summary_large_image","twitter_misc":{"Skrevet av":"sevencrane2","Ansl. lesetid":"6 minutter"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.sevencrane.com\/crane-rail-gnawing\/","url":"https:\/\/www.sevencrane.com\/crane-rail-gnawing\/","name":"How to Solve Overhead Crane Rail Gnawing - SEVENCRANE","isPartOf":{"@id":"https:\/\/www.sevencrane.com\/#website"},"datePublished":"2019-10-17T10:26:26+00:00","dateModified":"2022-11-22T09:45:09+00:00","author":{"@id":"https:\/\/www.sevencrane.com\/#\/schema\/person\/fd2331fa63706b8adbccd053c354f581"},"description":"SEVENCRANE specially sorted out the Reasons for rail gnawing of overhead cranes for customers to read and learn.","breadcrumb":{"@id":"https:\/\/www.sevencrane.com\/crane-rail-gnawing\/#breadcrumb"},"inLanguage":"nb-NO","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.sevencrane.com\/crane-rail-gnawing\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.sevencrane.com\/crane-rail-gnawing\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.sevencrane.com\/"},{"@type":"ListItem","position":2,"name":"Blog","item":"https:\/\/www.sevencrane.com\/blog\/"},{"@type":"ListItem","position":3,"name":"SEVENCRANE solves the problem of bridge crane\/overhead crane rail gnawing for customers"}]},{"@type":"WebSite","@id":"https:\/\/www.sevencrane.com\/#website","url":"https:\/\/www.sevencrane.com\/","name":"SEVENCRANE","description":"overhead crane\/gantry crane\/jib crane\/electric hoist","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.sevencrane.com\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"nb-NO"},{"@type":"Person","@id":"https:\/\/www.sevencrane.com\/#\/schema\/person\/fd2331fa63706b8adbccd053c354f581","name":"sevencrane2","sameAs":["sevencrane"],"url":"https:\/\/www.sevencrane.com\/nb\/author\/sevencrane2\/"}]}},"_links":{"self":[{"href":"https:\/\/www.sevencrane.com\/nb\/wp-json\/wp\/v2\/posts\/1417"}],"collection":[{"href":"https:\/\/www.sevencrane.com\/nb\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sevencrane.com\/nb\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sevencrane.com\/nb\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sevencrane.com\/nb\/wp-json\/wp\/v2\/comments?post=1417"}],"version-history":[{"count":5,"href":"https:\/\/www.sevencrane.com\/nb\/wp-json\/wp\/v2\/posts\/1417\/revisions"}],"predecessor-version":[{"id":3876,"href":"https:\/\/www.sevencrane.com\/nb\/wp-json\/wp\/v2\/posts\/1417\/revisions\/3876"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.sevencrane.com\/nb\/wp-json\/wp\/v2\/media\/3875"}],"wp:attachment":[{"href":"https:\/\/www.sevencrane.com\/nb\/wp-json\/wp\/v2\/media?parent=1417"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sevencrane.com\/nb\/wp-json\/wp\/v2\/categories?post=1417"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sevencrane.com\/nb\/wp-json\/wp\/v2\/tags?post=1417"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}