The huck unimatic blind bolts are pull type high strength blind fasteners consisting of a hollow sleeve a spindle or pin and a lock collar.
Blind bolt specifications.
This extended grip capacity of 025 under minimum grip to 025 over maximum grip for a total of 100 with no composite damage and joint performance still in excess of guaranteed minimums makes the composi lok iia one of the most tolerant blind fasteners for composites on the market.
Grip is sheet thickness plus blind bolt head height.
W 5 32 nominal diameter cherry maxibolt blind bolt 219 min.
The first blind fastener to achieve icc testing and approval the esr 3217 approval document has been published on the icc web site.
In this example grip is 04 since range of 04 maxibolt is 219 to 282.
For a complete list of testing criteria and load ratings download the box bolt catalog.
In combined tension and shear blind bolts should satisfy the following expressions.
The thin wall bolt has a strong shear capacity.
Blind flange dimensions class 300 400 600 900 1500 2500 up to 24 inch asme b16 5 with stud bolts requirements bolts diameter.
In addition the fasteners are available with an optional drive washer.
95mm 135mm 175mm 250mm made in u s a.
No reduction in diameter to allow for the slot is required.
In bearing the resistance of a blind bolt should satisfy the requirements of aisc specification 360 10 clause j3 10 expressions j3 6a or j3 6b as required using the nominal diameter d of the bolt.
During installation the 3 basic components are locked together and work as a single unit to carry shear tension and vibration loads.
Order icc approved blind fasteners.
Grip with blue anodize on sleeve.
The tw or thin wall bolt was developed to address the need for a blind fixing to be used into lightweight steel sheet or cladding material.
Superior structural strength nexgen2 m20 bolt astm 490m high tensile steel coil spring shear sleeve astm a519 grade 4140 magni coated complete assembly available lengths.
Protruding head correct blind bolt grip is a 02 since grip range of 02 maxibolt is 094 to 154.
