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["项目名称：衡钢特大口径无缝钢管连轧技术开发及产业应用项目（HG202461）芯棒拧接机采购                                               项目编号：HGJSG2025019"]
["序号","子项号","资材编码","资材名称","规格描述","技术参数","单位","数量","执行标准","申请部门","交货期","含税单价（元）","含税金额（元）","生产厂家","备注"]
[1,"G1250401270001","B200100841","芯棒拧接机","Φ270mm～Φ650mm","（1）*主背钳夹持范围：Φ270～Φ650mm。\n（2）*主背钳通孔直径：MAXΦ700mm。\n（3）最大拧接转矩：155 kN•m。\n（4）最大拧松转矩：220 kN•m。\n（5）转速（无级变速）：1～4.0 r/min（上扣过程中无级变化）。\n（6）芯棒拧接机可实现拧扣圈数的测量，圈数测量精度为±1/1000。\n（7）芯棒拧接机具有扭矩测量的功能，扭矩测量精度为±3%。\n（8）设备精度检测：主背钳中心偏差不超过±0.5mm,主背钳与辊道中心偏差不超过±0.5mm。\n（9）对于所有规格的芯棒，均需满足芯棒上扣时间≤15分钟/支（不包括吊装时间），芯棒卸扣时间≤15分钟/支（不包括吊装时间）。\n（10）芯棒的夹持不得打滑，不允许出现芯棒丝扣损伤，夹持段不得超出非镀铬段（≤150mm），在拧接过程中不得造成额外芯棒损伤。\n具体技术参数以技术规格书为准","台",1,"技术规格书","特大口径连轧管机组项目指挥部","2025-12-20"]