ASTM U-Shape Bending Steel Hollow Bar

ASTM U-Shape Bending Steel Hollow Bar

Product Description:

• High Strength Self drilling Anchor

• R / T thread, The hollow bars have a constant left-hand thread in according to ISO 10208.

Standard thread pitch, rope thread.

• Customized

  

Customized hollow bar anchor, narrow pitch - Construction Applications

• Simultaneous Drill and Grout Installation

• Combines both operations into a single construction cycle, enabling high rates of production

• Fully Threaded Rod Sections

• Continuous thread ensures that rods can be cut and coupled at any point

• No Casing Required

• Can be installed into loose or collapsing soils without the need for a temporary 

• It's widely used in many projects of the subway, high-speed rail ,railways, Soil Nails, Micropiles ,highways and hydropower stations, with good popularity and quality




Why choose us?














• SDA (IBO) is a kind of safety product.

• Safe products is the most important thing of engineering safety.

• We only produce safe products.

• Security is not just lip service.

  
  

  




Company Information:

• Established in the early 1990s

• The first and best manufacturer of SDA ( Self-drilling Anchor Rock Bolt ) in China

• ONTON Techology Co., Ltd. is the main compiling units of the standard named "Technical Terms of Hollow Anchor Bolts" 

• We participate in the ministry of railways Self-drilling Anchor Rock Bolt standards and almost all of the high-speed railway construction in china

• OEM accepted




Certifications:






Customize service:




Custom process:






Packaging & Shipping:



Generally: 50 pcs/bunndle,outer with woven bags or as requirement.




After-Sales Service:

•  If you have any question of rock anchor bolts or self-drilling systems, please feel free to contact: 

•  Tel: 86-028-87678353