ASTM F3125/F3125M High-strength structural bolts (Grades A325, A490, F1852, F2280, 144)

CurrentLatest edition found. Still confirm amendments with the publisher.

Edition: -26, active
Publisher: ASTM
Part family: Fasteners & threads
Reviewed: 22 October 2026 · source checked

Is ASTM F3125/F3125M still current?

Yes. -26, active is the latest edition MechAtlas found (MechAtlas review: 22 October 2026). Check the publisher for amendments before you specify it.

What it covers

High-strength structural bolts (Grades A325, A490, F1852, F2280, 144)

Equivalent and related standards

Standard	Relationship	Note
EN 14399-3/-4	Similar purpose — not interchangeable without an engineering check

“Similar” never means interchangeable without an engineering check.

Parts that use ASTM F3125/F3125M

High-strength structural bolt (HSFG / preloaded) (USA (ASME / ASTM), main)
Large hex bolt-nut-washer set tightened to high preload for steel structure joints.
ASTM F3125 Grade A325 Type 1, 3/4 x 2-1/2 heavy hex
Grades: Grades A325, A490, F1852, F2280, 144
Replaces old A325, A490, F1852, F2280.

Official source

MechAtlas does not reproduce standards. Check the official edition at the publisher's page for ASTM F3125/F3125M or the ASTM store.

Open in MechAtlas Check a drawing callout

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Hexagon socket set screws, flat point (ISO 4026 modified)
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