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Aria Fasteners, located in Hamilton, New Zealand, is your go-to source for top-notch ASTM A193 B8 nuts. Crafted with precision, strength, and durability in mind, these nuts are designed to provide secure fastening solutions for even the toughest industrial applications. At Aria Fasteners, we take pride in ensuring that every nut meets rigorous quality standards, so you can trust that our products will maintain their structural integrity, resist wear, and perform reliably in high-pressure, high-temperature, and corrosive environments. These nuts are perfect for critical assemblies where safety, reliability, and long-lasting performance are non-negotiable.
Made from austenitic stainless steel, typically 304, ASTM A193 B8 nuts boast excellent corrosion resistance, impressive tensile strength, and outstanding toughness. They stand up to pitting, oxidation, and stress corrosion cracking, ensuring they remain durable even in harsh chemical, petrochemical, and marine settings. Their mechanical stability under vibration and heavy loads means you can count on secure fastening and less maintenance in critical applications.
| ASTM A193 B8 Nuts | Manganese, max | Phosphorus, max | Sulfur, max | Silicon | Chromium |
|---|---|---|---|---|---|
| 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 |
| Grade | Diameter | Tensile Strength | Yield Strength | Elongation | Reduction | Hardness |
|---|---|---|---|---|---|---|
| Grade B8, B8M, Class 1, 1D | All Diameters | 515 | 205 | 30 | 50 | 223 HBW or 96 HRB |
| Grade B8, B8C, B8T, Class 2 | M20 and under | 860 | 690 | 12 | 35 | 321 HBW or 35 HRC |
| Grade B8, B8C, B8T, Class 2 | M20 to M24, inclusive | 690 | 550 | 20 | 45 | 321 HBW or 35 HRC |
| Grade B8, B8C, B8T, Class 2 | M24 to M30, inclusive | 655 | 450 | 25 | 45 | 321 HBW or 35 HRC |
| Grade B8, B8C, B8T, Class 2 | M30 to M36, inclusive | 620 | 345 | 30 | 45 | 321 HBW or 35 HRC |
| Grade B8, B8M2, Class 2B | M48 and under | 655 | 515 | 25 | 40 | 321 HBW or 35 HRC |
| Grade B8, B8M2, Class 2B | M48 to M64, inclusive | 620 | 450 | 30 | 40 | 321 HBW or 35 HRC |
|
Material |
Specification |
Standards |
Size |
Length |
|
ASTM A193 B8 Nuts
|
IS
BS
ASTM
|
DIN, ISO, JIS, GB, IS, BS, ASTM |
M 02 to M 160
|
3 mm to 200 mm
|
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 nuts are widely used in high-temperature and high-pressure environments due to their mechanical strength and corrosion resistance Commonly found in the petrochemical, power generation, and aerospace industries, where reliability and performance are important greater than. These panels are ideal for insulating components in boilers, turbines, reactors and other equipment. Their resistance to oxidation and stress corrosion makes them suitable for harsh applications, ensuring longevity and reliability under extreme conditions.
These nuts find their place in various industries, including oil and gas, power generation, chemical processing plants, and high-pressure piping systems. They are often paired with ASTM A193 B8 bolts and stud bolts in flange connections, pressure vessels, and other essential bolted assemblies. With Aria Fasteners’ ASTM A193 B8 nuts, you get long-lasting performance, structural integrity, and reliability—making them the ideal choice for industries where strength, safety, and corrosion resistance are key.
Aria Fasteners is a leading manufacturer and supplier of high-quality fasteners in Hamilton, New Zealand, with over 8 years of experience serving global industries.
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