We are a full line stocking distributor of bolts, Lamons Gaskets, B7 Studs, A325 Structural Bolts, Grade 5, Grade 8 Cap Screws, A307, U-Bolts, Wedge Anchors, L-Anchors, J-Bolts, 304/316/410 Stainless Screws, Silicone Bronze, Brass


Structural Fasteners are high load fasteners used in the construction of structures, such as bridges or buildings, through steel-to-steel connections.

  • BOLTS:
    • ASTM A325 Heavy Hex Bolts


      Structural Bolts, Steel, Heat Treated, 120/105 ksi Minimum Tensile Strength

    • ASTM A490 Heavy Hex Bolts


      Structural Bolts, Alloy Steel, Heat Treated, 150 ksi Minimum Tensile Strength

    • ASTM F436 Flat Washers


      Hardened Steel Washers

    • ASTM F959 Direct Tension Indicators (DTIs)


      Raised arches, or "bumps", on washer that deform when a bolt is tightened sufficiently. Better than the Turn-of-Nut method for bolt tightening. Use a feeler gauge to check for proper tensioning.

    • ASTM F959 Squirter Direct Tension Indicators (Squirter DTIs)


      Like standard DTIs, with the addition of orange Silicone that provides a visual indicator of correct tensioning, enabling quicker installation and inspection.

      Squirter DTI
  • NUTS:
    • A563 Grade DH Heavy Hex Nuts


      Carbon Steel Nuts

    • A194 Grade 2H Heavy Hex Nuts (acceptable substitute for A563 Grade DH)


      Carbon Steel Nuts for Bolts for High Pressure or High Temperature Service

1022 Magnolia Ave
Port Neches, TX 77651
ph 409.727.7384
fx 409.727.7284
921 W Pasadena Fwy
Pasadena, TX 77506
ph 713.475.6100
fx 713.475.6193
2234 Industrial Drive
Ste B
Sulphur, LA 70665
ph 337.882.6887