Rock bolt For Mining/ Tunnel/ Slop Support

Name
Rock bolt For Mining/ Tunnel/ Slop Support
Specifications 
Specification & Standard
GB/T 20065-2006 

MT 146.2-2011
YB/T4363-2014
ISO6934-5:1991
Dn
16-32mm
Rp0.2/MPa
500-800
Rm/MPa
500-1000
A%
15-22
Material
High-performance steel
AKv/J
+20℃: 45J

    0℃: 36J
 -20℃: 34J
 -40℃: 27J
 
 
 

Advantages

Be made of hot rolled steel bars. 

High-performance steel, liable. 
excellent anti-impact properties.
widely usage: coal mine tunnel, road slpe, tunnel, dam body, city deep foundation, prestressed concrete projects, etc. 
Identified by the National Mining Products Safety Approval and Certification Center.

 

DN(mm)
Sn(mm2)
WT(g/m)
Rp0.2
16
201.06
1578
800
18
254.47
1998
800/1080
20
314.16
2466
800
22
380.13
2984
800
25
490.88
3853
800/1080
28
615.75
4834
800
32
804.25
6313
800/1080

 

 
Rp0.2/MPa
Rm/MPa
A/%
Akv/J
Standard
335
500
15
40
 
 
Our rock bolts
500
700
22
120
600
800
22
100
700
900
18
80
800
1000
15
60

HTB1YLQ8X1ySBuNjy1zdq6xPxFXa7 HTB1aYR2X9Ct61JjSZFqq6zPqpXaX

 

HTB17CCEXDqWBKNjSZFxq6ApLpXa6

 


Post time: Sep-18-2018