#self-drilling

Unmoderated tag

sinorock (30)in #soil • 2 years ago
New Trend! Self-Drilling Soil Nails Support Unstable Conditions!
The foundation pit support technology is a hot spot and a difficulty in the current engineering circles. Soil nail…
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sinorock (30)in #self-drilling • 3 years ago
Characteristics and Thread Processing Method of Hollow Bar of Self-drilling Rock Bolt
The self-drilling anchor bolt system is composed of a hollow anchor bar, coupler, nut, drill bit, plate, and…
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