Portland Bolt Expands with Acquisition of Vermont-Based Applied Bolting Technology
Press Release
Portland Bolt & Manufacturing Company
sales@portlandbolt.com Get a Quote (800) 547-6758
Skip to content
  • Home
  • Products
    • Headed Bolts
      • Hex Bolts
      • Heavy Hex Bolts
      • Structural Bolts
      • Square Head Bolts
      • Timber Bolts
      • Headed Anchor Bolts
      • Hex Lag Screw
      • Square Lag Screws
      • Carriage Bolts
      • Timber Spikes
      • Machine Bolts
      • Washer Head Bolts
      • Round Head Bolts
      • Countersunk Bolts
      • Step Bolts
      • Custom Heading
    • Rods
      • Anchor Rods
      • All Thread Rods
      • Tie Rods
      • Drift Pins
      • Swedged Rods
      • Threaded Rebar
    • Bent Bolts
      • 90° Anchor Bolt
      • Round U-Bolts
      • Square U-Bolts
      • Closed Eye Bolt
      • Open Eye Bolt
      • Round Hook
      • Square Hook
      • J-Bolts
      • Custom Bent
    • Anchor Bolts and Anchor Rods
      • 90° Anchor Bolt
      • Headed Anchor Bolts
      • Anchor Rods
      • All Thread Rods
      • Swedged Rods
    • Nuts
      • Hex Nuts
      • Heavy Hex Nuts
      • Square Nuts
      • Hex Jam Nuts
      • Heavy Jam Nuts
      • Lock Nuts
      • Hex Coupling Nuts
      • Sleeve Nuts
    • Washers
      • Standard Washers
      • F436 Hardened Washers
      • Lock Washers
      • Malleable Iron Washers
      • Round Plate Washers
      • Square Plate Washers
      • Ogee Washers
      • Beveled Washers
      • Hardened Beveled Washers
      • Clipped Hardened Washers
      • Load Indicating Washers (DTI)
      • Rosette Washers
      • Hillside Washers
    • Other
      • Barrier Pins
      • Plates
      • Turnbuckles
      • Clevises
      • Anchor Sleeves
      • Shear Plates
      • Dapping Tools
      • Split Rings
      • Grooving Tools
      • Boat Spikes
      • Spike Grids
    • Product Line Card
  • Manufacturing
    • CNC Lathe
    • Hot-Dip Galvanizing
    • Heading
    • Threading
    • Cutting
    • Plate Fabrication
    • Bending
    • Miscellaneous Capabilities
    • Shipping
    • Certification & Testing
    • Steel
  • Industries
    • Marine Construction
    • Steel Fabrication
    • Highway Construction
    • Timber Construction
    • Power and Energy
    • Precast Concrete
    • Light Pole and Traffic Signal
    • Pole Line Hardware
    • Light Rail
    • Mining
    • OEM
    • Engineers and Architects
    • Government and Military
  • Technical Tools and Information
    • FAQs
      • Newest FAQs
      • The Experts
      • FAQ Categories
      • Ask a Question
    • Calculators & Tools
      • Bolt Weight Calculator
      • Tie Rod Calculator
      • Plate Weight Calculator
      • Bolt Torque Calculator
    • Specifications
      • AASHTO
      • ASTM
      • SAE
      • CSA
    • Fastener Identification Markings
    • Strength Requirements by Grade
    • Nut Compatibility Chart
    • Thread Pitch Chart
    • Steel Hardness Conversion
    • Lag Screw Pilot Hole Diameters
    • AASHTO to ASTM Conversions
    • Structural Bolt Weight Chart
    • Nut Weight Chart
    • Bolt Torque Chart
    • Bolt Glossary
  • FAQs
    • Newest FAQs
    • The Experts
    • FAQ Categories
    • Ask a Question
  • About Us
    • Projects
      • Power & Energy
      • Industrial
      • Marine
      • Bridges
      • Covered Bridges
      • Light Rail
      • Government & Military
      • Amusement Parks
      • Stadiums
      • International
      • Miscellaneous
      • Videos
    • Recent Shipment Destinations
    • Testimonials
    • News
    • Newsletter
    • Credit Application
    • Careers
    • Leave Feedback
    • Fun Zone
    • Contact Us
    • Meet the Team
    • History
    • Videos

F2437 Acceptable Compression Load Range

Mean Compression Load Range (lbs)
Diameter Grade 5 Grade 8 Grade 55 Grade 105
½ 9,700 – 10,700 13,700 – 15,340 4,450 – 4,900 8,500 – 9,400
5/8 15,550 – 17,200 21,850 – 24,200 7,050 – 7,800 13,500 – 15,000
¾ 22,600 – 25,000 31,900 – 35,300 10,500 – 11,600 20,000 – 22,150
7/8 30,850 – 34,100 43,550 – 48,100 14,500 – 16,000 27,650 – 30,550
1 40,200 – 44,400 56,700 – 62,700 19,000 – 21,000 36,250 – 40,100
1-1/8 40,250 –44,450 73,150 – 80,900 23.950 – 26,450 47,300 – 52,300
1-1/4 51,100 – 56,450 91,750 – 101,450 30,400 – 33,600 59,850 – 66,150
1-3/8 61,150 – 67,600 112,450 – 124,250 38,550 – 42,600 73,800 – 81,600
1-1/2 74,350 – 82,150 135,150 – 149,400 44,050 – 48,700 89,300 – 98,700
1-3/4 74,450 – 82,300 177,850 – 196,500 59,550 – 65,850 124,600 – 137,750
2 98,000 – 108,300 236,850 – 261,750 78,650 – 86,950 165,800 – 183,300
2-1/4 127,400 – 140,800 277,900 – 307,100 102,050 – 112,750 212,900 – 235,350
2-1/2 156,750 – 173,250 379,600 – 419,600 125,400 – 138,600 240,550 – 265,850
The user is not obliged to install fasteners and DTIs to these tensions, and is free to specify installation to lower tension values. When so specified the DTI supplier shall provide a load-gap curve to enable the user to select the appropriate gap criteria for the intended target tension for the application.
Close Window Print this page
© 1996-2025 Portland Bolt & Manufacturing Company | (800) 547-6758 | www.portlandbolt.com