METRIC HEX NUTS UNI 5587 / DIN 934 H=D AND INCH ANSI B18.2.2 HEAVY SERIES.

Availability and Supply ASTM A194 Nuts: Quality and Flexibility for Every Need

We specialize in supplying the main grades of hex nuts compliant with ASTM A194 standard, available from stock in the raw version to respond quickly to the needs of the industrial market. Our range includes:

A194 GR.2H, GR.2HM, GR.4, GR.7M: Misure from M6 to M52 and from 1⁄4″-20UNC to 2″-8UN.
A194 GR.8, GR.8M: Up to M33 and 2″-8A.

Other degrees available upon request:

We also offer tailor-made solutions with the ability to supply nuts made of special materials and exotic alloys, including:

A194 GR.8A, GR.8MA, GR.16, A453 GR.660
Duplex and Superduplex steels
UNS S20910 (Nitronic®)

Custom treatments and coatings on hex nuts

Our nuts can be supplied with specific treatments to meet particular technical needs, such as:

Corrosion protection
Anti-seize treatments
Special coatings

Certifications for low temperatures

The GR.4, GR.7 and GR.7M nuts, from M16 / 5/8″ diameter upwards, are certified for use at low temperatures thanks to impact tests (GR.4L, GR.7L, GR.7ML), which guarantee mechanical strength and structural integrity even in extreme conditions. These tests are critical for applications in industries such as oil and gas, petrochemical, cryogenic and others, where safety and reliability under thermal stress are paramount.

Types available with a wide choice of materials and finishes:

Metric (fine pitch) and inch (UNF) hex nuts
Medium/low hex nuts and thumb nuts with normal/low set.
Two-hexagonal nuts, also self-locking.
Cylindrical nuts.

Supply of hexagonal nuts according to the customer’s design and specification

We are able to provide fully customized items, based on drawings or technical specifications provided by the customer, guaranteeing solutions suitable for every industrial application.

Rely on our experience for high quality products, fast delivery and customized solutions! Contact us for more information or an offer.