- Threads meet the Unified Screw Thread standard, ANSI B1.1, coarse series (UNC) class 2.
- Channel Nuts are also available in many standard metric sizes. Contact us for ordering information.
Design Bolt Torque:
Materials & Finishes
Materials & Finishes - Standard:
- Base Metal: Steel conforms to ASTM A1011 SS GR 33, A1011 HSLAS GR 45, A36, A575, A576, or A635.
- Electrogalvanized (EG): Conforms to ASTM B633, Type III SC1
- Unistrut Defender (DF): Conforms to ASTM A1059
- Hot Dip Galvanized (HG): Conforms to ASTM A123 or A153
- Perma-Green (GR): Conforms to commercial standards for powder coating
- Perma-Gold (ZD): Conforms to ASTM B633, Type II SC1 or SC3
- Plain (PL): No finish
Materials & Finishes - Special Metals:
- Stainless Steel, Type 304 (SS): Conforms to ASTM A240 or A276, Type 304 *
- Stainless Steel, Type 316 (ST): Conforms to ASTM A240 or A276, Type 316 *
- Aluminum (AL): Conforms to ASTM B209, Type 1100F or 5052-H32 *
* These materials have different physical properties and performance characteristics. Please contact us for design support.