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            DG系列大鉤

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            DG大鉤

            結構特點:大鉤符合APISpec8C規范,符合行業標準SY/T5527要求。主鉤處裝有安全裝置。使用時為保護鉆桿接頭,設計裝有新型液壓緩沖裝置。大鉤主要零件采用高強度合金鋼,并經無損探傷檢測。型??號DG90DG135DG170DG225DG315DG450DG585最大鉤載kN900135017002250315045005850USton100150200250350500650主鉤口開口尺寸
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