{"id":12010,"date":"2026-07-15T01:19:22","date_gmt":"2026-07-15T01:19:22","guid":{"rendered":"https:\/\/www.kscranegroup.com\/?post_type=posts&#038;p=12010"},"modified":"2026-07-15T01:19:28","modified_gmt":"2026-07-15T01:19:28","slug":"overhead-crane-sheave-specifications-and-discard-criteria","status":"publish","type":"posts","link":"https:\/\/www.kscranegroup.com\/da\/posts\/overhead-crane-sheave-specifications-and-discard-criteria\/","title":{"rendered":"Traverskranskive: Den ultimative guide til specifikationer, typer og kasseringskriterier"},"content":{"rendered":"<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><p>Indholdsfortegnelse<\/p><nav><ul><li><a href=\"#1-scope\">1. Anvendelsesomr\u00e5de<\/a><\/li><li><a href=\"#2-sheave-types-and-bearing-categories\">2. Skivetyper og lejekategorier<\/a><ul><li><a href=\"#2-1-by-manufacturing-process\">2.1 Efter fremstillingsproces<\/a><\/li><li><a href=\"#2-2-by-bearing-type\">2.2 Efter lejetype<\/a><\/li><\/ul><\/li><li><a href=\"#3-rope-groove-dimensions-and-d-d-ratio\">3. Rebspordimensioner og D\/d-forhold<\/a><\/li><li><a href=\"#4-technical-requirements\">4. Tekniske krav<\/a><ul><li><a href=\"#4-1-material-grades\">4.1 Materialekvaliteter<\/a><\/li><li><a href=\"#4-2-surface-finish-and-fits\">4.2 Overfladefinish og pasformer<\/a><\/li><li><a href=\"#4-3-geometric-tolerances\">4.3 Geometriske tolerancer<\/a><\/li><li><a href=\"#4-4-operating-conditions\">4.4 Driftsforhold<\/a><\/li><li><a href=\"#4-5-sheave-discard-criteria\">4.5 Kriterier for kassering af skiver<\/a><\/li><\/ul><\/li><li><a href=\"#5-marking-packaging-transport-and-storage\">5. M\u00e6rkning, emballering, transport og opbevaring<\/a><\/li><li><a href=\"#6-key-takeaways-for-safe-and-reliable-lifting\">6. Vigtige konklusioner for sikker og p\u00e5lidelig l\u00f8ftning<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<p>Traverskranens skive er en af de mest kritiske komponenter i en krans wireoph\u00e6ngningssystem og anvendes i vid udstr\u00e6kning i <a href=\"https:\/\/www.kscranegroup.com\/da\/overhead-cranes\/\">traverskraner<\/a>, <a href=\"https:\/\/www.kscranegroup.com\/da\/gantry-crane\/\">portalkraner<\/a>, <a href=\"https:\/\/www.kscranegroup.com\/da\/electric-crane-hoist\/electric-wire-rope-hoist.html\/\">elektriske taljer<\/a>og andet l\u00f8fteudstyr. Dens rilleprofil, diameter, lejearrangement, materiale og fremstillingskvalitet p\u00e5virker direkte st\u00e5lwirens levetid, l\u00f8fteeffektivitet og den samlede kransikkerhed.<\/p>\n\n\n\n<p>Denne vejledning forklarer de tekniske krav til kranskiver baseret p\u00e5 GB\/T 27546-2011, herunder skivetyper, lejemuligheder, rebspordimensioner, materialekvaliteter, geometriske tolerancer, driftskrav og kasseringskriterier. Uanset om du v\u00e6lger en ny kranskive, inspicerer en eksisterende eller sammenligner designspecifikationer, giver denne artikel en praktisk teknisk reference.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1659\" height=\"948\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/1Overhead-Crane-Sheave-Selection-Finished-crane-sheave-bodies.png\" alt=\"\" class=\"wp-image-12001\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/1Overhead-Crane-Sheave-Selection-Finished-crane-sheave-bodies.png 1659w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/1Overhead-Crane-Sheave-Selection-Finished-crane-sheave-bodies-1536x878.png 1536w\" sizes=\"(max-width: 1659px) 100vw, 1659px\" \/><figcaption class=\"wp-element-caption\"><em>F\u00e6rdige kranskivehuse<\/em><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"1-scope\">1. Anvendelsesomr\u00e5de<\/h2>\n\n\n\n<p>GB\/T 27546-2011 g\u00e6lder for st\u00e5l- (eller st\u00f8bejerns-) skiver til st\u00e5lwirer, der almindeligvis anvendes p\u00e5 kraner.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"2-sheave-types-and-bearing-categories\">2. Skivetyper og lejekategorier<\/h2>\n\n\n\n<p>En typisk skiveenhed best\u00e5r af en f\u00e6lg, en eger\/ring, et nav, et leje, en st\u00f8vd\u00e6ksel, en afstandsring og en l\u00e5sering.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2027\" height=\"776\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/2Figure-2-Typical-sheave-assembly-structure.png\" alt=\"\" class=\"wp-image-12002\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/2Figure-2-Typical-sheave-assembly-structure.png 2027w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/2Figure-2-Typical-sheave-assembly-structure-1536x588.png 1536w\" sizes=\"(max-width: 2027px) 100vw, 2027px\" \/><figcaption class=\"wp-element-caption\"><em>Typisk struktur for skivemontering (Kilde: GB\/T 27546-2011)<\/em><\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-1-by-manufacturing-process\">2.1 Efter fremstillingsproces<\/h3>\n\n\n\n<p>Traverskranskiver fremstilles i fire typer: st\u00f8bte, svejsede, dobbeltpladepressede og valsede.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1885\" height=\"834\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/3Figure-3-Sheave-types-and-rope-groove-profiles.png\" alt=\"\" class=\"wp-image-12003\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/3Figure-3-Sheave-types-and-rope-groove-profiles.png 1885w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/3Figure-3-Sheave-types-and-rope-groove-profiles-1536x680.png 1536w\" sizes=\"(max-width: 1885px) 100vw, 1885px\" \/><figcaption class=\"wp-element-caption\"><em>Remskiver og rebsporprofiler (Kilde: GB\/T 27546-2011)<\/em><\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-2-by-bearing-type\">2.2 Efter lejetype<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Lejetype<\/th><th>Referencestandard<\/th><\/tr><\/thead><tbody><tr><td>Dybsporet kugleleje<\/td><td>GB\/T 276-2013<\/td><\/tr><tr><td>Cylindrisk rulleleje<\/td><td>GB\/T 283-2021<\/td><\/tr><tr><td>Dobbeltradet fuldkomplement cylindrisk rulleleje<\/td><td>GB\/T 285-2013<\/td><\/tr><tr><td>Glideleje<\/td><td>GB\/T 10445-1989<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/4Figure-4-Sheave-bearing-types.png\" alt=\"\" class=\"wp-image-12004\"\/><figcaption class=\"wp-element-caption\"><em>Skive lejetyper (Kilde: GB\/T 27546-2011)<\/em><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"3-rope-groove-dimensions-and-d-d-ratio\">3. Rebspordimensioner og D\/d-forhold<\/h2>\n\n\n\n<p>Rebsporets tv\u00e6rsnitsdimensioner skal overholde tabel 1 i standarden.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1073\" height=\"1465\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/5Table-1-Sheave-rope-groove-cross-section-basic-dimensions.png\" alt=\"\" class=\"wp-image-12005\"\/><figcaption class=\"wp-element-caption\"><em>Tabel 1 Grundl\u00e6ggende dimensioner for tv\u00e6rsnit af rebspor (Kilde: GB\/T 27546-2011)<\/em><\/figcaption><\/figure>\n\n\n\n<p>Forholdet mellem skivediameter D og st\u00e5lwirediameter d (D\/d-forholdet) er angivet i tabel 2. Dette er ogs\u00e5 krydsrefereret i GB\/T 34529-2017 for det samlede valg af tromle og skive.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1310\" height=\"1201\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/6Table-2-Relationship-between-sheave-diameter-D-and-wire-rope-diameter-d.png\" alt=\"\" class=\"wp-image-12006\"\/><figcaption class=\"wp-element-caption\"><em>Tabel 2 Forholdet mellem skivediameter D og st\u00e5lwirediameter d (Kilde: GB\/T 34529-2017)<\/em><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"4-technical-requirements\">4. Tekniske krav<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"4-1-material-grades\">4.1 Materialekvaliteter<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Del<\/th><th>Materiale<\/th><th>G\u00e6ldende proces<\/th><\/tr><\/thead><tbody><tr><td>Nav, web, f\u00e6lg, rebforing<\/td><td>St\u00f8bt st\u00e5l \u2265 ZG270-500 (GB\/T 11352-2009)<\/td><td>St\u00f8bt skive<\/td><\/tr><tr><td>Nav, web, f\u00e6lg, rebforing<\/td><td>St\u00f8bejern \u2265 HT200 (GB\/T 9439-2023)<\/td><td>St\u00f8bt skive, presset skivenav, afstandsstykke<\/td><\/tr><tr><td>Nav, web, f\u00e6lg, rebforing<\/td><td>Duktilt jern \u2265 QT400-18 (GB\/T 1348-2019)<\/td><td>St\u00f8bt skive<\/td><\/tr><tr><td>Nav, web, f\u00e6lg, rebforing<\/td><td>Konstruktionsst\u00e5l \u2265 Q235B (GB\/T 700-2006)<\/td><td>Valset, svejset skive; presset skive (v\u00e6v, forbindelsesr\u00f8r), st\u00f8vd\u00e6ksel<\/td><\/tr><tr><td>L\u00e5sering<\/td><td>Konstruktionsst\u00e5l \u2265 45 st\u00e5l (GB\/T 699-2015)<\/td><td>Alle typer<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1254\" height=\"1254\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/7Figure-5-Cast-sheave-blank.png\" alt=\"\" class=\"wp-image-12007\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/7Figure-5-Cast-sheave-blank.png 1254w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/7Figure-5-Cast-sheave-blank-150x150.png 150w\" sizes=\"(max-width: 1254px) 100vw, 1254px\" \/><figcaption class=\"wp-element-caption\"><em>St\u00f8bt skiveemne<\/em><\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"4-2-surface-finish-and-fits\">4.2 Overfladefinish og pasformer<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Feature<\/th><th>Krav<\/th><\/tr><\/thead><tbody><tr><td>Rebsporoverflade (bearbejdet)<\/td><td>Ra \u2264 12,5 \u03bcm<\/td><\/tr><tr><td>Rebrilleoverflade (valset\/presset)<\/td><td>Ra \u2264 25 \u03bcm<\/td><\/tr><tr><td>Lejeboringsoverflade<\/td><td>Ra \u2264 3,2 \u03bcm<\/td><\/tr><tr><td>Andre ikke-bearbejdede overflader<\/td><td>Ra \u2264 25 \u03bcm<\/td><\/tr><tr><td>Skivehus til leje yderside pasform<\/td><td>Anbefalet M7 eller P7<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"4-3-geometric-tolerances\">4.3 Geometriske tolerancer<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1628\" height=\"966\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/8Figure-6-Sheave-geometric-tolerances.png\" alt=\"\" class=\"wp-image-12008\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/8Figure-6-Sheave-geometric-tolerances.png 1628w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/8Figure-6-Sheave-geometric-tolerances-1536x911.png 1536w\" sizes=\"(max-width: 1628px) 100vw, 1628px\" \/><figcaption class=\"wp-element-caption\"><em>Geometriske tolerancer for skiver (Kilde: GB\/T 27546-2011)<\/em><\/figcaption><\/figure>\n\n\n\n<p>t1 og t2 er formtolerancer; t3 og t4 er positionstolerancer.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"4-4-operating-conditions\">4.4 Driftsforhold<\/h3>\n\n\n\n<ul>\n<li>Omgivelsestemperatur: \u221220\u00b0C til +40\u00b0C. Forhold uden for dette omr\u00e5de kr\u00e6ver aftale mellem bruger og producent.<\/li>\n\n\n\n<li>Fl\u00e5devinkel for reb, der g\u00e5r ind i\/ud af skivesporet: \u2264 5\u00b0<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"4-5-sheave-discard-criteria\">4.5 Kriterier for kassering af skiver<\/h3>\n\n\n\n<p>En kranskive skal kasseres, n\u00e5r en af f\u00f8lgende tilstande opst\u00e5r:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>#<\/th><th>Kass\u00e9r betingelse<\/th><\/tr><\/thead><tbody><tr><td>1<\/td><td>Revner eller l\u00f8se nittede forbindelser<\/td><\/tr><tr><td>2<\/td><td>F\u00e6lgskader; uj\u00e6vnt slid p\u00e5 rillerne n\u00e5r op p\u00e5 3 mm<\/td><\/tr><tr><td>3<\/td><td>Svejset, st\u00f8bt eller valset skive: slid overstiger 20% af kantpladens tykkelse, ELLER reduktionen af rillens bunddiameter n\u00e5r 50% af st\u00e5lwirens diameter<\/td><\/tr><tr><td>4<\/td><td>Dobbeltpladepresset skive: slid p\u00e5 wireforingen overstiger 50% af den oprindelige tykkelse<\/td><\/tr><tr><td>5<\/td><td>Enhver anden defekt, der p\u00e5virker servicen eller for\u00e5rsager skade p\u00e5 st\u00e5lwiren<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>Note<\/strong>GB\/T 27546-2026 (gyldig fra september 2026) fjerner klausulen om kasseringskriterier. Ovenst\u00e5ende kasseringst\u00e6rskler fra 2011-udgaven er fortsat v\u00e6rdifuld reference til praktisk inspektion.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"5-marking-packaging-transport-and-storage\">5. M\u00e6rkning, emballering, transport og opbevaring<\/h2>\n\n\n\n<ul>\n<li>Hver skive skal v\u00e6re forsynet med en permanent, l\u00e6selig m\u00e6rkning p\u00e5 et fremtr\u00e6dende sted, der viser skivens modelbetegnelse og producentens identifikation.<\/li>\n\n\n\n<li>Emballage skal beskytte skiver mod skader og korrosion (GB\/T 13384-2008)<\/li>\n\n\n\n<li>Der skal tr\u00e6ffes passende beskyttelsesforanstaltninger under transport<\/li>\n\n\n\n<li>Under opbevaring m\u00e5 skiver ikke komme i kontakt med sure eller alkaliske \u00e6tsende stoffer; beskyttes mod vandindtr\u00e6ngning og langvarig direkte sollys.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1327\" height=\"1186\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/9Figure-7-Ring-rolled-double-plate-wide-groove-sheave.png\" alt=\"\" class=\"wp-image-12009\"\/><figcaption class=\"wp-element-caption\"><em>Ringvalset dobbeltpladet bredsporskive<\/em><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"6-key-takeaways-for-safe-and-reliable-lifting\">6. Vigtige konklusioner for sikker og p\u00e5lidelig l\u00f8ftning<\/h2>\n\n\n\n<p>Valg af den korrekte kranskive er kun en del af at sikre sikker og p\u00e5lidelig krandrift. Korrekte spordimensioner, passende materialer, n\u00f8jagtige produktionstolerancer og regelm\u00e6ssig inspektion bidrager alle til at forl\u00e6nge st\u00e5lwirens levetid og reducere vedligeholdelsesomkostninger.<\/p>\n\n\n\n<p>Ved at f\u00f8lge de tekniske krav i GB\/T 27546-2011 og anvende de anbefalede kasseringskriterier under rutinem\u00e6ssige inspektioner kan kranejere og vedligeholdelsesingeni\u00f8rer forbedre udstyrets p\u00e5lidelighed og minimere risikoen for uventede fejl.<\/p>\n\n\n\n<p>Hvis du designer, udskifter eller vedligeholder rulleskiver til traverskraner, giver disse specifikationer en praktisk reference til at opn\u00e5 b\u00e5de sikkerhed og langsigtet ydeevne.<\/p>\n\n\n\n<p><strong>Referencestandarder<strong><strong><strong>(<a href=\"https:\/\/openstd.samr.gov.cn\/bzgk\/std\/std_list?p.p1=0&amp;p.p90=circulation_date&amp;p.p91=desc&amp;p.p2=%E8%B5%B7%E9%87%8D%E6%9C%BA\" target=\"_blank\" rel=\"noopener\">Foresp\u00f8rgsel om kinesiske kranstandarder<\/a>)<\/strong><\/strong><\/strong>:<\/strong><\/p>\n\n\n\n<ul>\n<li>GB\/T 27546-2011 Kraner \u2014 Skiver<\/li>\n\n\n\n<li>GB\/T 34529-2017 Kraner og taljer \u2014 Udv\u00e6lgelse af st\u00e5lwirer, tromler og skiver (IDT ISO 16625:2013)<\/li>\n\n\n\n<li>GB\/T 11352-2009 Kulstofst\u00e5lst\u00f8begods til generelle tekniske form\u00e5l<\/li>\n\n\n\n<li>GB\/T 9439-2023 Gr\u00e5jernsst\u00f8begods<\/li>\n\n\n\n<li>GB\/T 1348-2019 Sf\u00e6riske grafitst\u00f8begods<\/li>\n\n\n\n<li>GB\/T 700-2006 Kulstofkonstruktionsst\u00e5l<\/li>\n\n\n\n<li>GB\/T 699-2015 Kvalitets kulstofkonstruktionsst\u00e5l<\/li>\n\n\n\n<li>GB\/T 276-2013 Rullelejer \u2014 Sporkuglelejer \u2014 Gr\u00e6nsem\u00e5l<\/li>\n\n\n\n<li>GB\/T 283-2021 Rullelejer \u2014 Cylindriske rullelejer \u2014 Gr\u00e6nsem\u00e5l<\/li>\n\n\n\n<li>GB\/T 285-2013 Rullelejer \u2014 Dobbeltradede cylindriske rullelejer \u2014 Gr\u00e6nsem\u00e5l<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"An overhead crane sheave is a critical load-bearing component in the reeving system \u2014 its groove geometry, bearing type, material, and condition directly affect wire rope service life and lifting safe","protected":false},"featured_media":12001,"parent":0,"menu_order":0,"template":"single-SEO-Table.php","posts_category":[189],"posts_tag":[801,858,857,850,121,860,862,861,859,57],"acf":[],"_links":{"self":[{"href":"https:\/\/www.kscranegroup.com\/da\/wp-json\/wp\/v2\/xmxposts\/12010"}],"collection":[{"href":"https:\/\/www.kscranegroup.com\/da\/wp-json\/wp\/v2\/xmxposts"}],"about":[{"href":"https:\/\/www.kscranegroup.com\/da\/wp-json\/wp\/v2\/types\/posts"}],"version-history":[{"count":6,"href":"https:\/\/www.kscranegroup.com\/da\/wp-json\/wp\/v2\/xmxposts\/12010\/revisions"}],"predecessor-version":[{"id":12056,"href":"https:\/\/www.kscranegroup.com\/da\/wp-json\/wp\/v2\/xmxposts\/12010\/revisions\/12056"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kscranegroup.com\/da\/wp-json\/wp\/v2\/media\/12001"}],"wp:attachment":[{"href":"https:\/\/www.kscranegroup.com\/da\/wp-json\/wp\/v2\/media?parent=12010"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.kscranegroup.com\/da\/wp-json\/wp\/v2\/posts_category?post=12010"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.kscranegroup.com\/da\/wp-json\/wp\/v2\/posts_tag?post=12010"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}