Foundation Rock Bolt Set

Rock bolt assemblies are widely applied for WTG foundation system, contraction steel strecuture, pre-stress, post-tension applications.

STANDARD: ISO 898-1 ; GB/T 3098-1; associated

COMPONENTS: anchor rod, anchor ring assembly, nut, washer, PVC protective pipe, thread protective cap, heat-shrink tube, grease, etc……

ADVANTAGE:

Good performance:Excellent anti-delay fracture performance and long lifespan.

Fatigue test: No damage after 12 million times test.

MECHANICAL PROPERTIES:

Grade Dia Tensile
Strength
Rm/MPa
2%
Elongation
Limit RP
0.2/MPa
Stress Under
Proof Load SPf/MPa
Elongation after
fracture A/%
Reduction oF Area after Fracture Z/% Rockwell Hardness
/HRC
Bolt Length
mm
-40 ℃ Impact
Absorb Energy
K/J
min max max
8.8 M16
~M56
830 660 600 12 52 23 34 12000 27
9.8 900 720 650 10 48 28 37
10.9 1040 940 830 9 48 32 39
12.9 1220 1100 970 8 44 39 44

3 location anchor bolt

 

图片14


Post time: Aug-20-2020