I set the Department is the development, production and sales of fasteners in-one multi-functional enterprise. Establishment in 1996. After years of development, with the exception of Main GB21 suppository, but also with single double-headed, U-Wire, the bolt pin, Merlion Shuan, Carriage bolts, the Quartet bolt, bucket-type silk, silk liner dedicated, Pin, rivet, bolt expansion, the entire deduction wire. And the rapid distribution center to help you, please, the choice is your right, . Consistent service is our aim. All you need is what we should do, whether you are far apart, as long as you a call, the remaining subject us to do, only your satisfaction, we are pleased that!
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The bolt fastening metal structure of tower crane and pin structure without deformation, no weld crack.
塔吊的紧固金属结构的联接螺栓和销轴，结构件不得有变形，焊缝不得有裂纹。
Between the regular inspection section and the pin belt between the watchband shell and spring bolt, appear to prevent out or wear, often sprang, will be trimmed or replaced in time.
定期检查表带节之间和壳带之间的销钉以及弹簧栓，防止有窜出或磨损的情况出现，经常窜出的，就要修整或及时更换。
The technology for boring-reaming the bolt hole of pin connecting original main shaft with new runner of turbine in site of Danjiangkou hydropower plant and its effect are described.
介绍了丹江口电厂在机组改造增容中新转轮与原大轴连接销钉螺栓孔工地同镗铰所采用的方法及达到的效果。
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