Spear Bolt for Concrete Ring with washer

Spear  Bolt for ring, also called Tunnel Spear Bolt,Rail Steel Tie,Spear Bolt With Washer,Hdg Spear Bolt, is classified under the special type of bolts that are known as structural bolts which can be produced in various grades, sizes and load capacities depending on their specific use. These spear tunnel Bolt are utilized to make transportation through undersea and underground tunnels possible by binding together a number of metal beams and posts which make up the tunnel’s frame.

Application  of Spear  Bolt for ring

For comnecting concrete rings by casting plastic dowel in

Photos of Application  of Spear  Bolt for ring

Technical Requirement of Spear  Bolt for ring

1.Material :grade 4.6,5.8,6.8,8.8,10.9,12.9

2. finish 

Plain,Dacroment,Hot Dip Galvanized

Supply city of Spear  Bolt for ring

Denmark,Spain,India,Italy,USA