ASTM F912 Alloy Steel Socket Set Screws

ASTM F912 Alloy Steel Socket Set Screws — Specifications & Dimensions

ASTM F912 Alloy Steel Socket Set screws are externally threaded fasteners typically driven into a tapped hole. TorqBolt manufactures ASTM F912 Alloy Steel Socket Set screws per ASME B18.3 (socket products), ASME B18.6.3 (machine screws), DIN 912 / 7991 / 6912, and ISO 4762 / 10642, in metric M3–M48 and imperial 0–1/2".

Drive Types

Head Styles

ASTM F912 Alloy Steel Socket Set screws are available in cap, button, countersunk / flat (82° or 90°), pan, fillister, truss, and shoulder configurations.

Specialty Screws

TorqBolt produces ASTM F912 Alloy Steel Socket Set set screws (cup-point, cone-point, dog-point, flat-point, hex-socket DIN 913/914/915/916), shoulder screws, and self-tapping screws. Each lot certified per EN 10204 3.1 / 3.2 with optional NACE MR0175 sour-service compliance.

Specialty Fastener Alloys

TorqBolt manufactures specialty fasteners across the full range of corrosion-resistant alloys, high-temperature superalloys, and engineered metallurgies required by process industries. Beyond high-volume Inconel, Hastelloy, Duplex, and stainless grades, our supply chain covers the long tail of specification-driven alloys for unique service envelopes.

Each specialty alloy is sourced from approved mills with full melt traceability through a closed forging route. Heat-treat condition, mechanical properties, and corrosion testing are controlled to the customer's drawing or governing specification — ASTM, ASME, AMS, MIL, NORSOK, NACE, or proprietary end-user codes. EN 10204 3.1 / 3.2 material test certificates issued with every lot.

Third-party inspection by TUV, Lloyd's, BV, DNV, SGS, and Intertek arrangeable. NACE MR0175 / ISO 15156, NORSOK M-650, API 6A, API 20E, and PED 2014/68/EU compliance available across the alloy range.

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