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  • How a Machine Bolt is Made Video

    New Video: Making of a Square Head Machine Bolt

    How is a square head machine bolt made? Watch and see!

    Watch now

  • Project Resume

    Hueston Woods Covered Bridge

    Preble County, Ohio

    Preble County’s newest covered bridge used Portland Bolt bolts to anchor its 108 foot span. Read more.

  • Ask the Experts: Bolt FAQ

    FAQ: Can I order bolts to ASTM grade A36?

    Fasteners are not included in A36, but that doesn’t stop engineers and contractors from requesting A36 bolts.

    Read about it

  • Open 6 AM to 5 PM PT Monday through Friday

    New Business Hours!

    6:00 AM - 5:00 PM Pacific Time - Our inside sales team consisting of 9 estimators is now available for 11 hours each weekday to better service our customers both locally and throughout the world.

  • World Map

    See Where We've Shipped

    East coast? Overseas? Just down the street? Portland Bolt will deliver your bolts where you need them, when you need them.

    See recent shipping destinations.

  • Canadian Projects

    Shipping to Canada?

    No problem! In 2011, Portland Bolt shipped to 9 of the 10 Canadian Provinces. We ship to Canada every day!

    Read about Canadian Projects

  • ASTM F1554 Anchor Bolt Site

    F1554 Resource Site

    F1554AnchorBolts.com is a website dedicated to the ASTM anchor bolt specification F1554.

    Learn about F1554.

Contact Us

(800) 547-6758

Our Products

Portland Bolt has the products and expertise needed for industrial and construction projects world-wide. We offer an extensive range of anchor bolts and construction fasteners, delivered on your schedule.

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Our Capabilities

From our in-house hot-dip galvanizing system to large heading capabilities, Portland Bolt has broad manufacturing expertise to ensure your project stays on track. See what makes buying directly from a manufacturer different.

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Technical Information

Our extensive technical resources include ASTM specifications, online calculators, and comprehensive FAQ. So whether you're an engineer, contractor or purchasing manager, chances are we've got the right answer for you.

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About Portland Bolt

Established in 1912, Portland Bolt is a manufacturer of nonstandard anchor bolts and construction fasteners from ½" diameter through 6" diameter. We stock a complete line of anchor bolts, headed bolts, nuts, washers, and construction fasteners both black and galvanized, domestic and import, which are available for immediate shipment. Our customer base consists of companies in a variety of construction related industries and original equipment manufacturers in North America and around the world.