(1) After the drilling is completed, clean the dust within the radius of 0.5 m around the hole, and clean the hole with a gas pump and a brush. In this process, three blows and two brushes are required, that is, the blow hole is three times, the brush is cleaned twice, and the cleaning is completed.... read more
When the diameter of the anchor bolt is below 30mm and the centerline is offset within 30mm, the bolt can be red-baked with oxyacetylene, and then the bolt can be bent with a sledgehammer (or bent with a jack). After correction, it should be strengthened with steel plate. To prevent recovery when ti... read more
1. It is best to use a drill bit that matches the anchor bolt when drilling. The drill bit uses the model of the drilled concrete. When drilling, the steel bar must be avoided. One is to prevent the main rib from being injured, and the other is to prevent the drill bit from being injured. 2. Before ... read more
1. When the bolt is too high, the upper part must be divided to re-thread. When threading, it is necessary to prevent the oil from dripping onto the concrete foundation and affecting the quality of the foundation. 2. When the bolt is low and the deviation value is not large (within 15mm), the bolt c... read more
The anchor bolt is one of the mainstream pre-embedded parts. It is mainly used in the construction of the building base. When the anchor bolt is embedded, it also needs to be operated in strict accordance with the pre-specified requirements. Today we mainly talk about the control of the anchor bolt ... read more
Yuyao Xintai Hardware Co., Ltd. was founded in 2005, which is a professional China construction anchor bolts manufacturers and concrete anchor bolts factory,our company engaged in various kinds of expansion bolt,high strength fasteners. We are near to Hang Zhou Bay, and cover 7000 square meters.
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