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国产最大直径盾构机迈出关键一步不锈钢展-2027第二十七届广州国际不锈钢工业展-Stainless Steel Exhibition -The 27th China(Guangzhou)International Stainless Steel Industry Exhibition 2026年11月10日 不锈钢展-Stainless Steel exhibition |
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"中铁1662号”盾构机由中铁装备等单位联合研制,开挖直径达16.68米,是我国自主研制的最大直径泥水平衡盾构机。本次吊装下井的刀盘重约620吨,是整台盾构最大单体构件,由中心块与6个边块精密组焊成型。下井施工采用两台履带吊双机协同抬吊作业,是盾构组装工序中风险最高、管控难度最大的关键环节。此外,现场叠加作业场地狭小、单井口吊装空间受限、刀盘姿态与重心控制精度要求极高等多重难点。
下一步,项目将加快推进盾构机主驱动盾体等部件组装及管线连接工作,同步开展设备调试与始发条件,为盾构如期始发掘进奠定基础。
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