张拉设备与锚具.pdf

1、Type VLM Stress-end Anchorage Type VLM stress-end anchorage has two types of VLM15(matched with diameter Φ15.24mm prestressed strands)and VLM13(with diameter Φ12.7mm prestressed strands)with multi-specifications from VLM15(13)-1 to VLM15(13)-61, which includes working anchor plate, working wedge, anchor bearing plate and spiral reinforcement and mainly adapts in the prestressed concrete component and.rock earth anchoring structure of the previous-stressing and post-tensioning while constructing. 2、Type VLM Dead-end Anchorage Type VLM dead-end anchorage comprises squeezing end, spiral reinforcement, dead-end P anchor plate, restraining ring and metal corrugation duct. It is mainly used to the dead-end of the post-tensioning prestressed component, and buried into the concrete component in the construction and used with the equipped Type VLM stress-end anchorage in another end. 3、 2YBZ2-80 High Pressure Electric Oil Pump 2YBZ2-80 high pressure electric oil pump is a high pressure pump of small volume, light weight and easily operated. It is mainly used with YDC, YDN, YDB series jack and GYJ squeezing press etc.and is the most widely used high pressure oil pump. 4、2YBZ4-80 High Pressure Electric Oil Pump 2YBZ4-80 high pressure electric oil pump is a high efficient prestressing oil pump of super high pressure and large flowing volume with double pumps, which is newly researched and developed by our corporation and mainly used with prestressing hydraulic jack over 5000KN featuring large tonnage, long range and fast action