tunneling expansion anchor bolt online manufacture

Product Description: One of the key features of the Expansion Shell Rock Bolt is its high level of corrosion resistance. The product is designed to withstand the harsh environments and extreme weather ... Read More

Product Description: The Expansion Shell Rock Bolt is designed to be used with hexagon head bolts and is equipped with a metric thread type, which is widely used in the construction and engineering industry. ... Read More

Product Description: Our Expansion Shell Rock Bolt complies with the highest industry standards, including DIN, ASTM, ANSI, GB, JIS, BSW and other industry specifications. It offers an ultimate load capacity of ... Read More

Product Description: The Expansion Shell Rock Bolt is equipped with an expansion mechanism that is activated when the bolt is tightened. The expansion shell is designed to expand uniformly in all directions, ... Read More

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Product Description: The Expansion Shell Rock Bolt is available in metric thread type, making it easy to install and compatible with a wide range of accessories. It meets international standards such as DIN, ... Read More

Product Description: . Features: Product Name: Expansion Shell Rock Bolt Application: Rock Support In Mining And Tunneling Hardness: HRC38-48 Expansion Mechanism: Expansion Shell Yield Strength: 400MPa ... Read More

Product Description: Features: Product Name: Expansion Shell Rock Bolt Material: Steel Thread Type: Metric Thread Tensile Strength: 500MPa Material Sources: Casting Usage: Supporting Expansion Anchor Bolt Hard ... Read More

Product Description: The Expansion Shell Rock Bolt is available in three colors - silver, grey, and black - to suit your specific needs and preferences. It also comes in various standards, including DIN, ASTM, ... Read More

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