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Mazin Fasteners, located in Muscat, Oman, has built a solid reputation as a reliable manufacturer and supplier of top-notch industrial fasteners, including bolts, nuts, studs, and threaded rods. One of their standout products, the ASTM A193 B8 Bolts, is well-known for its impressive corrosion resistance, high tensile strength, and dependable performance in tough industrial settings. These bolts are crafted to meet international ASTM standards, ensuring they have precise dimensions, consistent quality, and long-lasting durability. Catering to sectors like oil and gas, petrochemical, power generation, and construction, Mazin Fasteners provides robust fastening solutions that boost structural integrity, operational safety, and efficiency throughout Oman and its neighboring areas.
Made from austenitic stainless steel, typically Grade 304, ASTM A193 B8 Bolts contain carefully controlled amounts of chromium and nickel, which enhance their corrosion resistance and mechanical strength. On a mechanical level, these bolts showcase high tensile strength, excellent ductility, toughness, and resistance to oxidation and chemical attacks. Designed to perform reliably under high temperatures and pressures, ASTM A193 B8 Bolts ensure secure fastening and long-term operational reliability. Their precision manufacturing guarantees uniformity, dimensional accuracy, and dependable performance in critical industrial assemblies.
|
Material |
Specification |
Standards |
Size
|
Length |
|
ASTM A193 B8 Bolt
|
IS
BS
ASTM
|
DIN, ISO, JIS, GB, IS, BS, ASTM |
M 02 to M 160
|
3 mm to 200 mm
|
| 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 |
| 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% |
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 Bolts commonly used in pressure vessels, boilers, chemical plants, petrochemical facilities, and high-temperature pipelines. They’re perfect for securing flanges, valves, mechanical equipment, and structural components in environments that demand both corrosion resistance and high strength. These bolts provide durable, safe, and reliable fastening while minimizing maintenance needs. Mazin Fasteners delivers precision-engineered ASTM A193 B8 Bolts throughout Oman, offering high-performance, trustworthy fastening solutions for industries that operate under challenging conditions.
At Mazin Fasteners, ASTM A193 B8 bolts are carefully packaged to ensure they reach you in pristine condition. Each bolt is individually inspected and wrapped to prevent damage during transit. Our packaging includes protective coatings and sturdy containers to safeguard against corrosion and mechanical stress. Additionally, we provide detailed labeling for easy identification and inventory management. Our commitment to careful packaging ensures that your high-quality fasteners arrive ready for use, maintaining their integrity and performance.
Mazin Fasteners is a leading manufacturer and supplier of high-quality fasteners in Muscat, OMAN, with over 8 years of experience serving global industries.
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