盾构机轴承修复带给大型重载轴承再制造的启示：通过工艺创新，在盾构机修复领域和重载钢包轴承材质方面选择如下：
1）采用42CrM0电渣重熔钢锭锻造套圏。
2）滚子采用军甲钢GGCr15材质。
3）保持架釆用铝青铜制造~锡青铜，修复寿命确保60%-80%,确保寿命转数5万转~11万转，运行里程确保2公里~5公里。
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131.40.2800.03
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131.50.3150.03
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131.50.4000.03
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132.50.4438.03
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131.60.5000.01
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131.70.5560.04
