ASTM A194 Grade 8A, 304 Stainless Steel, Square, Hex Nuts, Heavy Hex Nuts, ASME B18.2.2, B18.2.4.6M, B1.1, Inch, B1.13M, Metric Threads

ASTM A194 Grade 8A, 304 Stainless Steel, Square, Hex Nuts, Heavy Hex Nuts, ASME B18.2.2, B18.2.4.6M, B1.1, Inch, B1.13M, Metric Threads



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ASTM A194 Grade 8A Nuts are manufactured from 304 Stainless Steel in accordance with ASTM A194 specification. Torqbolt is a prominent A194 Gr.8A nut supplier in India.

Type 304 Stainless Steel

Austenitic Steel

Carbide Solution Treated in finished condition

– Finish: Pickling and Passivation

– Compatible Fasteners: A193 Grade B8a Bolt | 304 Stainless Steel Washers

– Marking: TorqBolt 8A

– Type: Cold Forged, Hot Forged, Machined From Hex Bar, Bar Stock Milling


Product Features

DimensionsASME B18.2.2, B18.2.4.6M
ThreadsUnless otherwise specified, the threads shall be vertically or horizontally tapped at the option of TorqBolt
Threads ConfigurationASME B1.1 Inch Unified Threads and B1.13M Metric Coarse Threads
Melt OriginIndia
Product OriginMade in India
CertificationDual Certified As per ASTM & ASME Codes
Additional CertificationsPED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified
Additional RequirementsNACE MR0103/MR0175/ISO 15156 Compliance
Mandatory RequirementsFree from Mercury & Radioactive Contamination

ASTM A194 Gr. 8A Hex Nuts Specification

AISI 304 is most versatile and most common type of steel, it is also termed as 18/8 which is given on the basis of its composition where 18% of nickel and 8% of chromium is used. It is mostly used in day to day applications such as sinks and pans, cutlery and flatware, dairy production equipments, medical implants. It has good corrossion resistance, however pitting and corossion resistance can occure due to chloride environments. This material however maintains acquious corrossion resiatance. It also shows good resiatnce to oxidation upto temperatures as high as 870 degrees celcious.

ASTM A194 Grade 8A Hex Nuts Properties

Chemical Physical Heat Treatment

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TorqBolt is a well known stockist of Bright Finish ASTM A194 Grade 8A Hex Bars with across flats ranging from ¼”-4” & 6mm – 100mm in 1 meter, 3 meter & 6 Meter lengths. All Hexagonal Bars are Magnetic Particle Examined in accordance with ASTM E 709 with Indications & Cracks within 3% of The Diameter as specified in ASTM A194 Specification .

Surface Discontinuity: ASTM A193 / A320 / F593 / F594 / A638 Bolts, Nuts & threaded rods are manufactured in accordance with surface discontinuities acceptable as per ASTM F788/F788M Specification.