R/T Thread Seamless Steel Coupling for Hollow Bar Anchor

Min.Order: 100
Product origin: Ningbo, Zhejiang, China
Infringement complaint: complaintComplaint
US$ 1.2

Description


Introduction to SDA

The self-drilling hollow anchor system performs drilling, anchoring and grouting in one step. It allows air and water to freely pass through the bar during drilling to remove debris and then allows the grout to be injected immediately after completely covering the entire bolt.

Features and Advantages

No predrilling
Rock at any depth
Can be installed in all soil types
Casing for lateral loads
Grout and bar are installed simultaneously
Only need rock drill & grout plant


Main Components:
 
Self-drilling Anchor System Consists of five basic components:

- One Or More Steel Hollow Bar

- One Or More Extension Coupling To Connect  The Hollow Bars

- A Steel Plate

- A Steel Nut

-A Sacrificial Drill Bit


Technical Data Sheet

 
ANCHOR COUPLING
Thread SizeOut Diameter(mm)Length(mm)Unit Weight(kg)
R25361500.6
R32421450.7
421600.8
421900.9
R38521801.4
522001.6
522201.7
R51632001.8
632202.1
T30381050.4
T40541401.1
571401.4
T52701602.4
T73892353.8
952455.7
T76952006.4
T1031232557.5
HardnessHRC 23 - HRC 30
Thread StandardsISO 10208 / ISO 1720 / Other International Standards
Thread TypeLeft Hand / Right Hand
Option of Anti-CorrosionHot-dipped Galvanization Standard
Painting Coating
Epoxy Coating
Other With the middle stop, O rings are available as per the request
MaterialSeamless Steel En10083/ Carbon Steel
 

 
 
 


 
 
 
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