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R51 Rock Bolt of Self-Drilling Anchor System (SDA) Manufacturer in China

Price $1.20
Min Order 1 Meter
Availability In Stock
Shipping From Zhejiang, China
Popularity 461 people viewed
Model NO.:
R51N/36
Warranty:
2 Years
Certification:
CE, ISO 9001:2008, Gsg/ISO/GB
Standard:
ISO 10208/ISO 1720/Other International Standard
Surface Treatment:
Galvanized
Manufacturing Process:
Hot Rolling/Cold Rolling
Material:
Carbon Steel
Material Standard:
DIN En10083-1
Outside Diameter mm:
32-111
Length(M):
1m, 1.5m, 2m, 2.5m, 3m, 3.5m, 4m, 4.5m, 5m, 5
Application:
Tunneling, Deep Foundation, Rock Support
Thread Type:
Left or Right T or R Thread
Trademark:
TERNAL
Transport Package:
Packed in Bundles
Specification:
R25/R32/R38/R51/T30/T40/T53/T76/T103
Origin:
China
HS Code:
84314320
Product Description
We are the Rock Bolt Manufacturer in China


Main Components:

Self-drilling Anchor System Consists of:

Steel Hollow Bar

Steel Coupler

Steel Plate

Steel Nut

Sacrificical Drill Bit

Technical Data Sheet

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

 
HOLLOW BAR
SpecificationR25N-14R32S-15R32S-17.5R32N-18.5R32N-21R32L-22R38N/19R51NR51LT76NT76S30/1130/1430/1640/1640/16S40/2052/26
da(mm)253232323232385151767630303040404052
di(mm)141517.518.52122193638464911141618162026
P(mm)12.712.712.712.712.712.712.712.712.7---------
Ultimate Load(KN)21036036028028021050080050015001200320260220660660539929
Yield Load(KN)15028028023023016040063045919001600260220280525525430730
Weight(Kg/m)2.44.13.53.42.92.85.57.86.219163.12.82.76.37.05.39.5
Thread TypeISO 10208ISO 1720MAI Factory StandardTITAN Factory Standard
Type of SteelEN 10083-1
Thread TypeLeft Hand / Right Hand
Option of Anti-CorrosionHot-dipped Galvanization Standard
Painting Coating
Epoxy Coating
Length(m)
1 m, 1.5m, 2m, 2.5m, 3m, 3.5m, 4m, 4.5m, 5m, 5.5m, 6m 
 
 
 
 
 
 
 
 
 
 
 
 
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