Titanium LGP® Pull-Type Lockbolts : Technical Information : Performance Reports

Performance Reports

LGP®Performance Test Reports
A listing of technical reports relating to performance of the LGP® lockbolts.

These reports are available at Huck International Inc. Carson Operations.
  • 81-LGPL-76 LGPL Fastening system qualification report.
  • TCT-81-5 Stress corrosion testing of Titanium LGP with 2024-T42 Aluminum collars.
  • TCT-81-10 NAS1675 Vibration test comparison, Eddie bolts, Hi-Lok, K-Fast & LGPL.
  • TCT-82-1 3/16 Diameter vibration test comparison, Eddie bolts, Hi-Lok, K-Fast & LGPL.
  • TCT-82-2 Vibration test of 3SLC-F vs. SLFC-F collars.
  • TCT-82-11 LGPL vs. Hi-Lok leakage test.
  • TCT-84-6 Residual clamp load and installation clamp load curves for wet and dry sealant joints with standard and lightweight Lockbolts and threaded fasteners in fay surface sealed joints.
  • TCT-88-2A Effect of clamp load on 3/16-inch fasteners in interference fit holes on LGPL and threaded fasteners in fay surface sealed joints.
  • TCT-89-10 Leak tests on flat base A-286 CRES LGP collars.
  • TCT-90-3 LGPL pins with A-286 CRES collars. Tensile strength evaluation
  • TCT-90-4 Tensile and clamp of 3SLC-C05 SR tab collars installed from both ends.
  • TCT-90-5 Constant amplitude and falstaff spectrum fatigue tests, LGPL vs. Threaded fasteners. lap shear joint specimens.
  • TCT-91-1 7/16 diameter LGPL4SP-V14-35 pull in loads in interference fit holes.
  • TCT-91-3 Finite element analysis of fastener head pry off failures.
  • TCT-91-4 LGPL Head installation durability.
  • TCT-91-13 Fastener leak test HLGPL2SP-V08-10 / 3SLC-C08 installed without sealant.
  • TCT-92-2 LGPL Vs solid aluminum rivets in thin sheet structure.
  • TCT-92-23 High load and intermediate load transfer fatigue comparison, LGPL vs. HST409 Hi-Tigue fasteners.
  • TCT-93-3 Tension-Tension fatigue on 1/4 inch LGPL fasteners and H100 high strength fasteners.
  • TCT-93-4 Clamp and tensile of 3/16 HLGPL aluminum lockbolts with sealant in lock grooves.
  • TCT-94-11 Lapshear fatigue tests on 2024 Aluminum specimens with LGP vs. Threaded fasteners.

VIDEOS:
 
1) "Meeting the Challenge" A video on the performance  characteristics of the LGPL.
2) "The Huck LGP on the Boeing 747" A video on installation of LGPL.
3) "Boeing Weight improvement with LGPL" A Boeing team video.


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