ASTM A193 Grade B8RA, Nitronic 50, XM-19, Square, Hex Bolts, Hex Cap Screws, Lag Screws, Hex Socket and Spline Socket Screws, Socket Head Cap Screws, ASME B18.2.1, B18.2.3, B18.3, B18.31.3, B1.1, Inch, Metric Threads
ASTM A193 Grade B8RA Bolts are manufactured from Nitronic 50 in accordance with ASTM A193 specification. Torqbolt is a prominent A193 gr B8RA bolt supplier in India.
Carbide Solution Treated in finished condition
– Finish: Pickling and Passivation
– Marking: TorqBolt B8RA or B9B or B91
– Type: Cold Forged, Hot Forged, Bar Stock Machined
|Dimensions||ASME B18.2.1, B18.2.3, B18.3, B18.31.3|
|Threads||Unless otherwise specified, the threads shall be rolled or cut at the option of TorqBolt|
|Threads Configuration||ASME B1.1 2A/3A Inch Unified Threads and B1.13M 6h Metric Coarse Threads|
|Product Origin||Made in India|
|Certification||Dual Certified As per ASTM & ASME Codes|
|Additional Certifications||PED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified|
|Additional Requirements||NACE MR0103/MR0175/ISO 15156 Compliance|
|Mandatory Requirements||Free from Mercury & Radioactive Contamination|
ASTM A193 Grade B8RA Studs Specification
NITRONIC 50 also known as XM-19 is a chrome manganese nickel based alloy .Alloy 50 has double yield strength as compared to stainless steel 316/304 with low magnetic permeability. This alloy exhibits high strength at elevated temperatures and sub zero temperatures as well.