Industries · Construction

Structural steel, fastened to the drawing.

A325, A490, and TC bolts — on the shelf, on the truck, on the crane.

Data-center framing, hospital seismic bracing, tilt-up anchor templates, high-rise moment connections. When the crew shows up at 6am, the fasteners need to already be there — in the right grade, the right finish, and the right quantity.

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High-rise · Data center · Commercial · Seismic

Weathering-steel perforated facade panels on a commercial building against a blue sky

Industry Overview

Structural fasteners staged to the erection sequence.

Structural steel is a sequencing business. The bolts don’t just need to arrive — they need to arrive in the same order the iron ships, bagged by connection type, so the bolt-up crew isn’t picking through a pile at elevation.

We stage A325-N, A490-X, and TC bolts to your shop drawings, in galvanized, plain, and weathering finishes. For seismic work, we supply ASTM F3125-qualified bolting with the seismic paperwork your inspector is going to ask for.

Products engineered for structural construction.

05 · Core product lines

A325 Heavy Hex

Standard structural bolting for bearing-type connections; plain, HDG, mechanically galvanized.

A490 Heavy Hex

High-strength bolting for slip-critical and seismic moment connections.

TC (Tension-Control)

Twist-off bolts for inspector-friendly pretensioning without calibrated wrenches.

F1554 Anchor Rods

Grade 36, 55, and 105 anchor rods with nuts, washers, and templates.

Custom Embed Plates

Weldable studs, anchor bolt assemblies, and tilt-up lifting inserts built to print.

Shop by Product

Fastener lines most used in Construction.

Structural Bolts

A325, A490, TC bolts

Anchor Bolts

F1554 · headed, bent, rod

Industrial Fasteners

A193, Gr 5/8, heavy hex

Custom Products

Built to your print

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Case Studies

Construction fasteners in action.

Case 01

Hyperscale data-center anchor pour, Fremont.

Problem

A hyperscale data-center build in Fremont needed F1554 Gr 55 anchor bolt assemblies, templates, and leveling nuts for several hundred column locations on a tight pour schedule.

Solution

We assembled the anchor sets with templates, heavy hex nuts, and plate washers — released by pour sequence to match the concrete contractor's grid.

Results

No hold-ups at any foundation pour. Anchor templates were on site the morning each grid line was scheduled.

“Anchor coordination usually bleeds the schedule. This was the cleanest pour sequence we've run.”

— Superintendent, data-center concrete contractor

Case 02

East Coast pharma facility, Maryland.

Problem

A major pharmaceutical manufacturing facility build in Maryland needed F1554 anchor bolt assemblies for process-equipment foundations — full domestic-melt documentation, freighted East-Coast on schedule.

Solution

We sourced US-melted anchor stock, cut and bent to drawing, hot-dip galvanized in-house, and consolidated freight to a single shipment from Benicia to Maryland.

Results

All anchor assemblies landed at the East Coast site with matched documentation and zero rejects at receiving inspection.

“California Fastener shipped Maryland-bound anchor bolts that landed cleaner than any local source we'd tried.”

— Project Manager, pharma facility contractor

Specification Library

ASTM · SAE · ANSI · ISO

GRADEDESCRIPTIONPDF

A193 B7Alloy steel bolting, high-temp→

A193 B8M316 stainless bolting→

A325Structural bolts, heavy hex→

F1554 55Anchor bolts, 55 ksi yield→

F593Stainless cap screws→

B18.2.1Square & hex bolts dim.→

SAE J429Mech. properties — Grade 5/8→

ISO 898-1Carbon/alloy metric properties→

Resources

Visit our Specification Library.

A comprehensive resource for fastener specifications across the various industries we service. These guides offer access to a wide array of specifications, standards, and technical resources.

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Why California Fastener

Why California Fastener for construction.

Structural work rewards companies who understand sequencing. We hold tag-based inventory against your erection drawings, release to the dock by lift or pour, and back every shipment with the F3125 mill paperwork your engineer and inspector will ask to see. Decades of shop-drawing staging and we've never been why a crew waited.

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Let’s build it together.

Send us your shop drawings and we'll stage to your sequence — A325, A490, TC, or F1554 anchor assemblies, released to match your erection or pour schedule. Zero bolt shortages. Zero schedule surprises.

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