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ASTM A193 B8 Class 2 nuts from Hazlewood Fasteners in Canberra, Australia, are engineered for uncompromising strength and steadfast reliability across demanding industrial environments. Manufactured from strain-hardened 304 stainless steel, these premium nuts deliver heightened tensile capability, exceptional corrosion resistance, and unfaltering performance under high pressure and thermal strain. Their reinforced strength profile makes them ideal for critical bolting assemblies exposed to fluctuating heat, chemical processing streams, and aggressive atmospheric conditions. When operational uptime, structural assurance, and safety demand excellence, our B8 Class 2 nuts stand as the precision-built anchor for robust, high-integrity fastening systems.
ASTM A193 B8 Class 2 nuts are crafted from strain-hardened 304 stainless steel alloyed with chromium and nickel for superior corrosion and oxidation resistance. This enhanced material profile provides elevated tensile and yield strength, reliable ductility, and dependable preload retention under thermal cycling and dynamic loads. The strain-hardening process sharpens mechanical endurance, stress-rupture performance, and thread integrity, making these nuts exceptionally suited for high-demand bolted joints in pressure-bound systems and corrosive environments.
| ASTM A193 B8 CL2 Nuts | Manganese, max | Phosphorus, max | Sulfur, max | Silicon | Chromium |
|---|---|---|---|---|---|
| 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 |
|
Material |
Specification |
Standards |
Size |
Length |
|
ASTM A193 B8 CL2 Nuts
|
IS
BS
ASTM
|
DIN, ISO, JIS, GB, IS, BS, ASTM |
M 02 to M 160
|
3 mm to 200
|
To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.
ASTM A193 B8 Class 2 nuts are deployed in mission-critical environments across petrochemical processing, steam distribution networks, power plants, cryogenic systems, pharmaceuticals, marine facilities, and desalination units. Designed to pair with high-strength stainless bolts and studs, they secure flanged joints, reactor equipment, heat-exchangers, pump and valve assemblies, boiler systems, and high-pressure pipelines. Their resilience in chloride-laden atmospheres, oxidizing media, and elevated-temperature operations ensures leak-free, vibration-resistant, and long-term fastening reliability. When engineers demand fortified stainless fasteners that deliver both endurance and purity of performance, B8 Class 2 nuts are the definitive choice.
At Hazlewood Fasteners, our ASTM A193 B8 CL2 nuts are carefully packaged to ensure they reach you in pristine condition. Each nut is carefully wrapped and covered with protective coatings to prevent damage during transport. We use durable packaging to protect against contamination and mechanical exposure, and clearly labeled for easy identification. Our commitment to quality products extends to our packaging, demonstrating our commitment to providing high-performance, reliable fasteners for your important applications.
Hazlewood Fasteners is a leading manufacturer and supplier of high-quality fasteners in Canberra, Australia, with over 8 years of experience serving global industries.
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