1. The method of secondary pouring can be used, that is, bolt holes of appropriate size are reserved when pouring the foundation (the size of the reserved holes is appropriately adjusted according to the bolt size and embedding depth). After the equipment arrives, the position of the bolt hole of th... read more
In the design, it is not allowed to use steel bars to weld the anchor bolts and the steel cage together. But for the pipe gallery, this has no effect on future use. For large-scale tower crane foundation construction, it is not allowed to use steel bars to weld anchor bolts and steel cages together.... read more
Fastening accessories is to connect two carriers to each other to achieve a firm connection. Anchor bolts are generally used as embedded bolts and are widely used in major large-scale projects. Bolts can also be called standard parts. So how do general anchor bolts connect? Anchor bolts use threads ... read more
The exposed length of the steel structure bolt is not enough. It should be replaced with a longer bolt. The bolt and the nut cannot be welded together by electric welding. This operation has the following drawbacks: 1. The strength of bolts and nuts that are welded by electric welding will be greatl... read more
Screw is a more general term. Those with external threads can be called "screws". The exact term should be bolts, screws, and screw caps (nuts). It is a mechanical part used to fasten the connection. Standard fasteners mainly include bolts, studs, screws, set screws, nuts, washers and rivets. Standa... 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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