The Distinctions Between R-Thread and T-Thread Self Drilling Anchor

Sinorock, as an experienced manufacturer, is specialized in the development, production and sales of anchoring products. Self drilling anchor is the core product of Sinorock and it divides into R-thread and T-thread self drilling anchor. R-thread and T-thread all belongs to large-pitch thread. Compared with traditional Metric screw thread, they have lower adhesive strength with […]

The Deformation Processing of Zhegu Mountain Tunnel

Zhegu Mountain Tunnel is the longest plateau highway tunnel in China at present, it is located in Sichuan Province. The elevation is 3400 meters and whole length is 4480 meters, which has the properties of high-attitude, severe-cold and low-oxygen content. Fault fractured zone is along the line, so geological condition is quite complex. During construction, […]

Self Drilling Anchor Bolt in Weak and Loose Slope Conditions —— Taking Zipingpu Project For Example

Zipingpu Hydroelectric Station is located on the upper reaches of Minjiang River, Sichuan Province, about 9 kilometers away from Dujiangyan City, which is a comprehensive water conservancy project including irrigation, water supply, electricity generation, flood prevention, tourism and so on. The total installed capacity is 4*190MW, annual electricity production is 34.7*108kw•h. The intake tower on […]