R38N Hollow Threaded Drilling Anchor Bolt

R38N Hollow Threaded Drilling Anchor Bolt

High Strength R38N Hollow Threaded Drilling Anchor Bolt

• Feature 

  ONTON® Hollow Bar (Self Drilling Anchor, IBO) features a wide range of applications such as soil nails, micropiles, rock bolts, or ground anchors. It is applied to self-drilling ground control solution used in Civil Engineering and underground construction.

• Technicals

                                                         

  Outer Diameter(mm)	Inner Diameter(mm)	Ultimate Load(KN)	Yield Load(KN)	Weight(Kg/m)	Agt	Rm/Rp0.2	Bending Test
  38	19	500	400	5.85	> 5%	> 1.15	Pass

• Applications

  Civil Engineering	Underground Mining and Tunneling
  1. Pile foundation	1. Stabilization of tunnel portals, trenches, and cut-and-cover areas
  2. Slope and embankment stabilization	2. Forepoling
  3. Reinforcement of excavation pits and retaining walls	3. Face stabilization
  4. Foundation of pylons and wind mills	4. Radial rock bolting
  5. Anchorage of avalanche protection structures and noise barriers	5. Roof and rib bolting
  6. Injection works	6. Injection works




Why choose us?







Tensile Test



Good Stability of Mass Production









• 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.

  
  

  




Certifications:






Customize service:


Good  Ductility checked on site by a bending test to 180 degrees, good machinability and drillable:






Custom process:






Packaging & Shipping:



Generally: 50 pcs anchor rock bolt per bundle, wrapped in woven bags or as requirement.




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 Chinese Railway Standard named "Technical Regulations for Hollow Bolt".

• 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. 

Balance of Strength and Ductility:

No sudden facture of the Hollow Drilling Anchor Bolt

High Ductility Hollow Bar Anchor is safe

AGT is the key