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Murad Fasteners is a well-respected manufacturer and supplier based in Doha, Qatar, specializing in top-notch ASTM A193 B8C stud bolts designed for demanding high-temperature and corrosive environments. With a commitment to precision engineering and rigorous quality control, Murad Fasteners serves a variety of industries, including oil and gas, petrochemicals, power generation, and chemical processing. Our ASTM A193 B8C stud bolts are crafted to deliver outstanding corrosion resistance, strength, and long-lasting reliability, even in the toughest conditions. Backed by state-of-the-art manufacturing facilities, skilled professionals, and efficient logistics, we guarantee consistent quality and timely delivery of dependable fastening solutions throughout Qatar and the broader GCC region.
ASTM A193 B8C stud bolts are made from stabilized austenitic stainless steel, enriched with chromium and nickel, and include columbium (niobium) to prevent carbide precipitation. This unique composition boosts resistance to intergranular corrosion and enhances performance at high temperatures. In terms of mechanics, B8C stud bolts provide impressive tensile and yield strength, excellent ductility, and reliable creep resistance. They maintain their shape and mechanical integrity even under high pressure and prolonged thermal exposure, making them ideal for long-term use in harsh, high-temperature settings.
| 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% |
| Tensile Strength/Ultimate Tensile Stress (UTS) – (Mpa) | 515 |
| Yield Strength/Proof Stress(0.2% Offset) (YS) – (Mpa) | 205 |
| Elongation in 4D (El) | 30 |
| Reduction | 50 |
| Hardness – (BHN) | 0 |
|
Material |
Specification |
Standards |
Size
|
Length |
|
ASTM A193 B8C Stud Bolt
|
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 B8C stud bolts are commonly utilized in scenarios that involve high temperatures and corrosive conditions. You’ll find them in flanged joints for pressure vessels, boilers, heat exchangers, and high-temperature piping systems. They play a crucial role in oil and gas refineries, petrochemical plants, power generation facilities, and chemical processing units. These stud bolts ensure secure, leak-proof connections, even when faced with thermal cycling, pressure fluctuations, and exposure to corrosive substances.
At Murad Fasteners, we ensure the highest quality for our ASTM A193 B8C stud bolts through meticulous packaging. Each stud bolt is carefully inspected and packed in robust, tamper-evident containers to prevent damage during transit. Our packaging includes clear, industry-standard labeling for easy identification and traceability. Designed to protect against environmental factors, our packaging solutions ensure that the fasteners arrive in optimal condition, ready for use in high-temperature and high-pressure applications.
Murad Fasteners is a leading manufacturer and supplier of high-quality fasteners in Doha, Qatar, with over 8 years of experience serving global industries.
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