High temperature fasteners for the power generation industry

LoneStar has built a reputation within the global energy marketplace for the worldwide supply of safety and quality critical bolting required by the Power Generation industry.

Forming supply partnerships with some of the world's leading gas and steam turbine manufacturers, LoneStar manufactures bespoke high temperature fasteners for a range of high pressure applications including compressors, valves, boilers and turbines.

Specific to high temperature fasteners and the power generation industry, LoneStar offers a number of in-house processes and services including:

  • Deep hole drilling
  • Ability to machine exotic materials
  • Heat treatment and testing
  • CNC machining
  • 24 hour breakdown
  • Reverse engineering
  • CAD drawing

High Temperature Fasteners

Products Materials
Hex. Bolts and Set-screws Alloy Steel (170 Ksi/36-43Rc)
12 Point Cap Screws ASTM A193 B7, B16 & B8M
Engineers Studs ASTM A437 B4B
Reduced Shank studs ASTM A453 660 A,B & D
Studbolts AISI 422 Stainless Steel
Tie Bars Inconel* 718
Socket Screw Products Nimonic* 80A
Wire Locking Inserts Durehete* 950(T32), 1055(T41)
Hex Cap Nuts Jethete*
Castellated Nuts
Machined Components

*Registered Trademark



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