{"id":12487,"date":"2025-08-28T02:58:57","date_gmt":"2025-08-28T02:58:57","guid":{"rendered":"https:\/\/slewingbearings.com\/product\/rotation-roulements-pour-grue-rotation-robuste-et-fiable\/"},"modified":"2025-08-28T02:58:57","modified_gmt":"2025-08-28T02:58:57","slug":"rotation-roulements-pour-grue-rotation-robuste-et-fiable","status":"publish","type":"product","link":"https:\/\/slewingbearings.com\/fr\/product\/rotation-roulements-pour-grue-rotation-robuste-et-fiable\/","title":{"rendered":"Rotation Roulements pour grue \u2013 Rotation robuste et fiable"},"content":{"rendered":"

Les paliers pivotants pour grues sont des composants essentiels qui assurent une rotation fluide, un levage fiable et un fonctionnement stable sous des charges extr\u00eames. Ces roulements relient la superstructure de la grue \u00e0 son ch\u00e2ssis, permettant une rotation \u00e0 360\u00b0 tout en supportant de lourdes t\u00e2ches de levage. Leur r\u00e9sistance et pr\u00e9cision les rendent indispensables dans les grues mobiles, les grues \u00e0 tour, et les \u00e9quipements de chantier.<\/strong> <\/p>\n

\"Fabricant<\/p>\n

Avantages structurels<\/h4>\n

Les grues n\u00e9cessitent des couronnes d’orientation capables de supporter plusieurs types de charges. Les couronnes d’orientation \u00e0 billes \u00e0 double rang\u00e9e supportent des charges axiales et radiales moyennes \u00e0 lourdes, tandis que les couronnes d’orientation \u00e0 rouleaux \u00e0 trois rang\u00e9es sont con\u00e7ues pour les exigences de levage extr\u00eames. La conception \u00e0 trois rang\u00e9es r\u00e9partit uniform\u00e9ment les charges axiales, radiales et les moments de basculement, ce qui am\u00e9liore la s\u00e9curit\u00e9 et les performances pendant les op\u00e9rations de levage. <\/p>\n

\n\n\n\n\t\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t
NO.<\/th>De<\/th>D<\/th>d<\/th>H<\/th>b<\/th>m<\/th>z<\/th>x<\/th>k<\/th>Normalizing<\/th>Q&T<\/th>KG<\/th>\n<\/tr>\n<\/thead>\n
131.25.500<\/td>664<\/td>634<\/td>366<\/td>148<\/td>80<\/td>5<\/td>130<\/td>0.5<\/td>0.1<\/td>50<\/td>67<\/td>211<\/td>\n<\/tr>\n
132.25.500<\/td>664.8<\/td>634<\/td>366<\/td>148<\/td>80<\/td>6<\/td>108<\/td>0.5<\/td>0.1<\/td>60<\/td>80<\/td>210<\/td>\n<\/tr>\n
131.25.560<\/td>724<\/td>694<\/td>426<\/td>148<\/td>80<\/td>5<\/td>142<\/td>0.5<\/td>0.1<\/td>50<\/td>67<\/td>236<\/td>\n<\/tr>\n
132.25.560<\/td>724.8<\/td>694<\/td>426<\/td>148<\/td>80<\/td>6<\/td>118<\/td>0.5<\/td>0.1<\/td>60<\/td>80<\/td>235<\/td>\n<\/tr>\n
131.25.630<\/td>808.8<\/td>764<\/td>496<\/td>148<\/td>80<\/td>6<\/td>132<\/td>0.5<\/td>0.1<\/td>60<\/td>80<\/td>275<\/td>\n<\/tr>\n
132.25.630<\/td>806.4<\/td>764<\/td>496<\/td>148<\/td>80<\/td>8<\/td>98<\/td>0.5<\/td>0.1<\/td>80<\/td>110<\/td>270<\/td>\n<\/tr>\n
131.25.710<\/td>886.8<\/td>844<\/td>576<\/td>148<\/td>80<\/td>6<\/td>145<\/td>0.5<\/td>0.1<\/td>60<\/td>80<\/td>310<\/td>\n<\/tr>\n
132.25.710<\/td>886.4<\/td>844<\/td>576<\/td>148<\/td>80<\/td>8<\/td>108<\/td>0.5<\/td>0.1<\/td>80<\/td>110<\/td>306<\/td>\n<\/tr>\n
131.32.800<\/td>1006.4<\/td>964<\/td>636<\/td>182<\/td>120<\/td>8<\/td>123<\/td>0.5<\/td>0.1<\/td>121<\/td>167<\/td>515<\/td>\n<\/tr>\n
132.32.800<\/td>1008<\/td>964<\/td>636<\/td>182<\/td>120<\/td>10<\/td>98<\/td>0.5<\/td>0.1<\/td>151<\/td>209<\/td>512<\/td>\n<\/tr>\n
131.32.900<\/td>1102.4<\/td>1064<\/td>736<\/td>182<\/td>120<\/td>8<\/td>135<\/td>0.5<\/td>0.1<\/td>121<\/td>167<\/td>577<\/td>\n<\/tr>\n
132.32.900<\/td>1108<\/td>1064<\/td>736<\/td>182<\/td>120<\/td>10<\/td>108<\/td>0.5<\/td>0.1<\/td>151<\/td>209<\/td>591<\/td>\n<\/tr>\n
131.32.1000<\/td>1218<\/td>1164<\/td>836<\/td>182<\/td>120<\/td>10<\/td>119<\/td>0.5<\/td>0.1<\/td>151<\/td>209<\/td>662<\/td>\n<\/tr>\n
132.32.1000<\/td>1221.5<\/td>1164<\/td>836<\/td>182<\/td>120<\/td>12<\/td>99<\/td>0.5<\/td>0.1<\/td>181<\/td>251<\/td>662<\/td>\n<\/tr>\n
131.32.1120<\/td>1338<\/td>1284<\/td>956<\/td>182<\/td>120<\/td>10<\/td>131<\/td>0.5<\/td>0.1<\/td>151<\/td>209<\/td>746<\/td>\n<\/tr>\n
132.32.1120<\/td>1341.6<\/td>1284<\/td>956<\/td>182<\/td>120<\/td>12<\/td>109<\/td>0.5<\/td>0.1<\/td>181<\/td>251<\/td>746<\/td>\n<\/tr>\n
131.40.1250<\/td>1509.6<\/td>1445<\/td>1055<\/td>220<\/td>150<\/td>12<\/td>123<\/td>0.5<\/td>0.1<\/td>229<\/td>314<\/td>1194<\/td>\n<\/tr>\n
132.40.1250<\/td>1509.2<\/td>1445<\/td>1055<\/td>220<\/td>150<\/td>14<\/td>105<\/td>0.5<\/td>0.1<\/td>263<\/td>366<\/td>1183<\/td>\n<\/tr>\n
131.40.1400<\/td>1665.6<\/td>1595<\/td>1205<\/td>220<\/td>150<\/td>12<\/td>136<\/td>0.5<\/td>0.1<\/td>229<\/td>314<\/td>1364<\/td>\n<\/tr>\n
132.40.1400<\/td>1663.2<\/td>1595<\/td>1205<\/td>220<\/td>150<\/td>14<\/td>116<\/td>0.5<\/td>0.1<\/td>263<\/td>366<\/td>1345<\/td>\n<\/tr>\n
131.40.1600<\/td>1873.2<\/td>1795<\/td>1405<\/td>220<\/td>150<\/td>14<\/td>131<\/td>0.5<\/td>0.1<\/td>263<\/td>366<\/td>1577<\/td>\n<\/tr>\n
132.40.1600<\/td>1868.8<\/td>1795<\/td>1405<\/td>220<\/td>150<\/td>16<\/td>114<\/td>0.5<\/td>0.1<\/td>302<\/td>417<\/td>1545<\/td>\n<\/tr>\n
131.40.1800<\/td>2069.1<\/td>1995<\/td>1605<\/td>220<\/td>150<\/td>14<\/td>145<\/td>0.5<\/td>0.1<\/td>263<\/td>366<\/td>1766<\/td>\n<\/tr>\n
132.40.1800<\/td>2076.8<\/td>1995<\/td>1605<\/td>220<\/td>150<\/td>16<\/td>127<\/td>0.5<\/td>0.1<\/td>302<\/td>417<\/td>1782<\/td>\n<\/tr>\n
131.20.2000<\/td>2236.8<\/td><\/td>1853<\/td>132<\/td>106<\/td>16<\/td>137<\/td>0.5<\/td>0.1<\/td><\/td>311<\/td>958<\/td>\n<\/tr>\n
131.25.2000<\/td>2268.8<\/td><\/td>1819<\/td>147<\/td>117<\/td>16<\/td>139<\/td>0.5<\/td>0.1<\/td><\/td>326<\/td>1277<\/td>\n<\/tr>\n
131.45.2000<\/td>2300.8<\/td>2221<\/td>1779<\/td>231<\/td>160<\/td>16<\/td>141<\/td>0.5<\/td>0.1<\/td>322<\/td>445<\/td>2254<\/td>\n<\/tr>\n
132.45.2000<\/td>2300.4<\/td>2221<\/td>1779<\/td>231<\/td>160<\/td>18<\/td>125<\/td>0.5<\/td>0.1<\/td>362<\/td>501<\/td>2235<\/td>\n<\/tr>\n
131.25.2240<\/td>2516.4<\/td><\/td>2059<\/td>147<\/td>117<\/td>18<\/td>137<\/td>0.5<\/td>0.1<\/td><\/td>366<\/td>1447<\/td>\n<\/tr>\n
131.32.2240<\/td>2552.4<\/td><\/td>2022<\/td>181<\/td>139<\/td>18<\/td>139<\/td>0.5<\/td>0.1<\/td><\/td>435<\/td>2074<\/td>\n<\/tr>\n
131.45.2240<\/td>2556.8<\/td>2461<\/td>2019<\/td>231<\/td>160<\/td>16<\/td>157<\/td>0.5<\/td>0.1<\/td>322<\/td>445<\/td>2626<\/td>\n<\/tr>\n
132.45.2240<\/td>2552.4<\/td>2461<\/td>2019<\/td>231<\/td>160<\/td>18<\/td>139<\/td>0.5<\/td>0.1<\/td>362<\/td>501<\/td>2584<\/td>\n<\/tr>\n
131.25.2500<\/td>2786.4<\/td><\/td>2319<\/td>147<\/td>117<\/td>18<\/td>152<\/td>0.5<\/td>0.1<\/td><\/td>366<\/td>1645<\/td>\n<\/tr>\n
131.32.2500<\/td>2822.4<\/td><\/td>2282<\/td>181<\/td>139<\/td>18<\/td>154<\/td>0.5<\/td>0.1<\/td><\/td>435<\/td>2373<\/td>\n<\/tr>\n
131.45.2500<\/td>2822.4<\/td>2721<\/td>2279<\/td>231<\/td>160<\/td>18<\/td>154<\/td>0.5<\/td>0.1<\/td>362<\/td>501<\/td>2925<\/td>\n<\/tr>\n
132.45.2500<\/td>2816<\/td>2721<\/td>2279<\/td>231<\/td><\/td>20<\/td>138<\/td>0.5<\/td>0.1<\/td>402<\/td>556<\/td>2867<\/td>\n<\/tr>\n
131.25.2800<\/td>3096<\/td><\/td>2619<\/td>147<\/td>117<\/td>20<\/td>152<\/td>0.5<\/td>0.1<\/td>203<\/td>407<\/td>1874<\/td>\n<\/tr>\n
131.32.2800<\/td>3136<\/td><\/td>2582<\/td>181<\/td>139<\/td>20<\/td>154<\/td>0.5<\/td>0.1<\/td><\/td>483<\/td>2705<\/td>\n<\/tr>\n
131.40.2800<\/td>3136<\/td><\/td>2562<\/td>220<\/td>170<\/td>20<\/td>154<\/td>0.5<\/td>0.1<\/td><\/td>591<\/td>3430<\/td>\n<\/tr>\n
131.45.2800<\/td>3110.4<\/td>3021<\/td>2579<\/td>231<\/td>160<\/td>18<\/td>170<\/td>0.5<\/td>0.1<\/td>362<\/td>501<\/td>3221<\/td>\n<\/tr>\n
132.45.2800<\/td>3116<\/td>3021<\/td>2579<\/td>231<\/td>160<\/td>20<\/td>153<\/td>0.5<\/td>0.1<\/td>402<\/td>556<\/td>3233<\/td>\n<\/tr>\n
131.32.3150<\/td>3476<\/td><\/td>2932<\/td>181<\/td>139<\/td>20<\/td>171<\/td>0.5<\/td>0.1<\/td><\/td>483<\/td>2969<\/td>\n<\/tr>\n
131.40.3150<\/td>3515.6<\/td><\/td>2912<\/td>220<\/td>170<\/td>22<\/td>157<\/td>0.5<\/td>0.1<\/td><\/td>650<\/td>4003<\/td>\n<\/tr>\n
131.50.3150<\/td>3536<\/td>3432<\/td>2868<\/td>270<\/td>180<\/td>20<\/td>174<\/td>0.5<\/td>0.1<\/td>452<\/td>626<\/td>5276<\/td>\n<\/tr>\n
132.50.3150<\/td>3537.6<\/td>3432<\/td>2868<\/td>270<\/td>180<\/td>22<\/td>158<\/td>0.5<\/td>0.1<\/td>498<\/td>689<\/td>5260<\/td>\n<\/tr>\n
131.32.3550<\/td>3889.6<\/td><\/td>3332<\/td>181<\/td>139<\/td>22<\/td>174<\/td>0.5<\/td>0.1<\/td><\/td>532<\/td>3411<\/td>\n<\/tr>\n
131.40.3550<\/td>3911.6<\/td><\/td>3312<\/td>220<\/td>170<\/td>22<\/td>175<\/td>0.5<\/td>0.1<\/td><\/td>650<\/td>4468<\/td>\n<\/tr>\n
131.50.3550<\/td>3936<\/td>3832<\/td>3268<\/td>270<\/td>180<\/td>20<\/td>194<\/td>0.5<\/td>0.1<\/td>452<\/td>626<\/td>5998<\/td>\n<\/tr>\n
132.50.3550<\/td>3933.6<\/td>3832<\/td>3268<\/td>270<\/td>180<\/td>22<\/td>176<\/td>0.5<\/td>0.1<\/td>498<\/td>689<\/td>5944<\/td>\n<\/tr>\n
131.32.4000<\/td>4351.6<\/td><\/td>3782<\/td>181<\/td>139<\/td>22<\/td>195<\/td>0.5<\/td>0.1<\/td><\/td>531<\/td>3940<\/td>\n<\/tr>\n
131.40.4000<\/td>4363.2<\/td><\/td>3762<\/td>220<\/td>170<\/td>24<\/td>179<\/td>0.5<\/td>0.1<\/td><\/td>710<\/td>5045<\/td>\n<\/tr>\n
131.50.4000<\/td>4395.6<\/td>4282<\/td>3718<\/td>270<\/td>180<\/td>22<\/td>197<\/td>0.5<\/td>0.1<\/td>498<\/td>689<\/td>6833<\/td>\n<\/tr>\n
132.50.4000<\/td>4395<\/td>4282<\/td>3718<\/td>270<\/td>180<\/td>25<\/td>173<\/td>0.5<\/td>0.1<\/td>565<\/td>783<\/td>6772<\/td>\n<\/tr>\n
131.40.4500<\/td>4867.2<\/td><\/td>4262<\/td>220<\/td>170<\/td>24<\/td>200<\/td>0.5<\/td>0.1<\/td><\/td>710<\/td>5681<\/td>\n<\/tr>\n
131.50.4500<\/td>4901.6<\/td>4782<\/td>4218<\/td>270<\/td>180<\/td>22<\/td>220<\/td>0.5<\/td>0.1<\/td>498<\/td>689<\/td>7809<\/td>\n<\/tr>\n
132.50.4500<\/td>4895<\/td>4782<\/td>4218<\/td>270<\/td>180<\/td>25<\/td>193<\/td>0.5<\/td>0.1<\/td>565<\/td>783<\/td>7674<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/p>\n

Durabilit\u00e9 et Mat\u00e9riaux<\/h4>\n

Chaque roulement pivotant est fabriqu\u00e9 \u00e0 partir d’un acier alli\u00e9 \u00e0 haute r\u00e9sistance<\/strong>, trait\u00e9 par des proc\u00e9d\u00e9s de trempe \u00e0 chaud pour r\u00e9sister \u00e0 l’usure et \u00e0 la fatigue. L’usinage de pr\u00e9cision garantit un roulement fluide, tandis que des joints robustes prot\u00e8gent contre la salet\u00e9, l’humidit\u00e9 et les d\u00e9bris de construction. Cela r\u00e9duit les temps d’arr\u00eat et prolonge la dur\u00e9e de vie, m\u00eame dans des conditions de chantier difficiles. <\/p>\n

Applications dans les grues<\/h4>\n

Dans les applications de grues, les couronnes d’orientation assurent la stabilit\u00e9, la rotation et la s\u00e9curit\u00e9 du levage<\/strong>. Pendant le fonctionnement, elles r\u00e9partissent les contraintes de mani\u00e8re uniforme sur toute la structure, prot\u00e9geant ainsi \u00e0 la fois la grue et sa charge. Par exemple, dans les grues \u00e0 tour, les couronnes d’orientation permettent un contr\u00f4le pr\u00e9cis des mat\u00e9riaux lourds \u00e0 grande hauteur. Dans les grues mobiles, ils permettent un levage stable sur des surfaces in\u00e9gales. Sans ces roulements, les grues ne seraient pas en mesure d’offrir des performances de levage s\u00fbres et efficaces (pour en savoir plus sur les grues, consultez ZZ)<\/a>. <\/p>\n

Performance Avantages<\/h4>\n
    \n
  • \n

    Smooth et pr\u00e9cise Rotation de 360<\/p>\n<\/li>\n

  • \n

    Capacit\u00e9 de charge \u00e9lev\u00e9e pour le levage de charges lourdes<\/p>\n<\/li>\n

  • \n

    S\u00e9curit\u00e9 accrue de l’op\u00e9rateur gr\u00e2ce \u00e0 une r\u00e9partition \u00e9quilibr\u00e9e des contraintes<\/p>\n<\/li>\n

  • \n

    Dur\u00e9e de vie prolong\u00e9e gr\u00e2ce \u00e0 des mat\u00e9riaux r\u00e9sistants \u00e0 l’usure<\/p>\n<\/li>\n

  • \n

    Maintenance r\u00e9duite gr\u00e2ce \u00e0 des syst\u00e8mes d’\u00e9tanch\u00e9it\u00e9 avanc\u00e9s<\/p>\n<\/li>\n<\/ul>\n

    Pourquoi choisir les couronnes d’orientation pour les grues<\/h4>\n

    Les temps d’arr\u00eat des grues peuvent entra\u00eener des retards co\u00fbteux. Les couronnes d’orientation de haute qualit\u00e9 minimisent les risques en assurant une rotation et une manutention de la charge fiables. Elles assurent la stabilit\u00e9 et l’efficacit\u00e9 des t\u00e2ches de levage exigeantes, ce qui en fait un investissement judicieux pour les projets de construction et les projets industriels. <\/p>\n

    R\u00e9sum\u00e9<\/h4>\n

    Les couronnes d’orientation pour grues offrent r\u00e9sistance, durabilit\u00e9 et fiabilit\u00e9<\/strong> dans les applications de levage lourd. En supportant des charges extr\u00eames et en assurant une rotation en douceur, ces roulements jouent un r\u00f4le essentiel dans la s\u00e9curit\u00e9 et les performances des grues. Pour mieux comprendre leur r\u00f4le dans les machines lourdes, <\/p>\n","protected":false},"excerpt":{"rendered":"

    Les grues s’appuient sur des roulements roulements pour supporter les lourdes charges et fournir s\u00e9curit\u00e9, stabilit\u00e9 de la rotation. Ces roulements connectent la superstructure de la grue \u00e0 son ch\u00e2ssis inf\u00e9rieur, assurant un levage et swing sous des conditions exigeantes. <\/p>\n

    Notre gamme comprend des roulements \u00e0 billes \u00e0 deux rang\u00e9es et des roulements \u00e0 rouleaux \u00e0 trois rang\u00e9es, chacun \u00e9tant con\u00e7u pour des exigences de charge diff\u00e9rentes. Les roulements \u00e0 billes \u00e0 deux rang\u00e9es offrent des performances fiables pour des charges mod\u00e9r\u00e9es, tandis que les roulements \u00e0 rouleaux \u00e0 trois rang\u00e9es supportent des charges axiales, radiales et des moments de basculement extr\u00eames dans les grues \u00e0 usage intensif. 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