Duplex Coating Rock Bolt
The duplex coating rock bolt adopts two corrosion-prevention measurements on the bolt surface, hot-dip galvanizing and epoxy coating which can prevent corrosion very well. It is mainly used in conditions which are inflenced by underground water such as road, railway, water conservancy project, subsea tunnel, etc.
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Hot-dip galvanizing anchor bolt |
Hot-dip galvanizing is a kind of corrosion-prevension measurements on the bolt surface. The Oxidation film easily occurred on the zinc coating in t... |
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Stainless Steel Anchor Bolt |
Stainless steel anchor bolt is made of stainless steel materials. Owning to its good welding performance & inoxidizability, stainless steel roc... |
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Self drilling anchors |
Self drilling anchor bolt is an advanced anchor system, which is composed by hollow anchor bar, nut, plate, coupler, drill bit, centralizer. And an... |
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Large diameter self drilling anchor bolt ( T73, T76, T103, T111, T127, T130 ) |
Self drilling anchor bolt is an advanced anchor system, which is composed by hollow anchor bar, nut, plate, coupler, drill bit, centralizer. And an... |
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Large diameter self drilling anchor bolt ( T73, T76, T103, T111, T127, T130 ) |
Self drilling anchor bolt is an advanced anchor system, which is composed by hollow anchor bar, nut, plate, coupler, drill bit, centralizer. And an... |
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