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MUKAU FASTENERS stands out as a top-notch manufacturer and supplier based in Kinshasa, Congo, specializing in high-quality ASTM A193 B8 CL2 Stud Bolts. These bolts are designed to perform exceptionally well in high-pressure and high-temperature settings. Crafted from premium stainless steel, they meet ASTM standards, which guarantees impressive corrosion resistance, mechanical strength, and durability. Industries like petrochemical, oil and gas, marine, and power generation rely on MUKAU FASTENERS’ ASTM A193 B8 CL2 Stud Bolts for secure fastening solutions that can handle tough operational conditions while ensuring long-lasting structural integrity.
The ASTM A193 B8 CL2 Stud Bolts are made from AISI 304 stainless steel, which contains about 18% chromium and 8% nickel, providing outstanding resistance to corrosion and oxidation. They undergo strain-hardening to boost their mechanical properties, achieving a tensile strength of around 760 MPa and a yield strength of 515 MPa. These bolts are known for their excellent toughness, ductility, and resistance to pitting and stress corrosion cracking, even at elevated temperatures. Their unique blend of chemical stability and mechanical strength makes them perfect for demanding and high-stress industrial applications.
| Element | B7 | B8 | B8M |
| Carbon | 0.37 – 0.49% | 0.08% max | 0.08% max |
| Manganese | 0.65 – 1.10% | 2.00% max | 2.00% max |
| Phosphorus, max | 0.035% | 0.045% | 0.045% |
| Sulfur, max | 0.040% | 0.030% | 0.030% |
| Silicon | 0.15 – 0.35% | 1.00% max | 1.00% max |
| Chromium | 0.75 – 1.20% | 18.0 – 20.0% | 16.0 – 18.0% |
| Nickel | 8.0 – 11.0% | 10.0 – 14.0% | |
| Molybdenum | 0.15 – 0.25% | 2.00 – 3.00% |
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min |
| B7 | Up to 2-1/2 | 125 | 105 | 16 | 50 |
| 2-5/8 – 4 | 115 | 95 | 16 | 50 | |
| 4-1/8 – 7 | 100 | 75 | 18 | 50 | |
| B8 Class 1 | All | 75 | 30 | 30 | 50 |
| B8M Class 1 | All | 75 | 30 | 30 | 50 |
| B8 Class 2 | Up to 3/4 | 125 | 100 | 12 | 35 |
| 7/8 – 1 | 115 | 80 | 15 | 35 | |
| 1-1/8 – 1-1/4 | 105 | 65 | 20 | 35 | |
| 1-3/8 – 1-1/2 | 100 | 50 | 28 | 45 |
|
Material |
Specification |
Standards |
Size
|
Length |
|
ASTM A193 B8 CL2 StudBolt
|
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.
You’ll find ASTM A193 B8 CL2 Stud Bolts widely used in sectors that require exceptional strength and corrosion resistance, such as oil refineries, chemical processing plants, power generation facilities, and marine engineering. They’re perfect for securing flanges, pressure vessels, pumps, and valves that face extreme heat and corrosive conditions. Additionally, these bolts are essential in construction and offshore projects where reliability and mechanical endurance are paramount. With their impressive strength, oxidation resistance, and thermal stability, ASTM A193 B8 CL2 Stud Bolts provide durable fastening solutions even in the most challenging industrial environments.
We ensure that the ASTM A193 B8 CL2 Stud Bolts are installed with the utmost care. Each bolt is thoroughly inspected and sealed with durable, waterproof material to prevent damage during transport. Our packaging includes clear labeling to make it easy to find and follow. Whether you need a bulk shipment or a customized packaging solution, we guarantee that your bolts will arrive in perfect condition, ready for immediate use in your application of the importance of the.
Mukau Fasteners is a leading manufacturer and supplier of high-quality fasteners in Kinshasa, Congo, with over 8 years of experience serving global industries.
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