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Ramu Fasteners, located in Hyderabad, stands out as a top manufacturer and supplier of high-quality industrial fasteners, celebrated for their precision, durability, and reliability. Among their specialized offerings, ASTM A193 B8C Bolts are particularly esteemed for their remarkable corrosion resistance, impressive strength, and adaptability to demanding industrial settings. Crafted with cutting-edge techniques and rigorous quality control, these bolts guarantee secure and enduring fastening in critical assemblies. Ramu Fasteners’ dedication to exceptional product quality, prompt delivery, and customer satisfaction has made it a trusted name in Hyderabad and throughout India, catering to the chemical, petrochemical, and marine sectors.
ASTM A193 B8C Bolts are crafted from austenitic stainless steel, primarily composed of iron, chromium, and carbon, akin to Type 304 stainless steel. This unique blend offers outstanding corrosion resistance and durability in moderate-temperature settings. On the mechanical side, these bolts deliver solid tensile strength, toughness, and fatigue resistance, maintaining stable performance under varying loads. They are ideal for applications that demand high mechanical reliability alongside corrosion protection. The combination of strength and chemical resistance ensures that ASTM A193 B8C Bolts excel in industrial environments where secure and lasting fastening is essential.
| 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 | |
| B8M Class 2 | Up to 3/4 | 110 | 95 | 15 | 45 |
| 7/8 – 1 | 100 | 80 | 20 | 45 | |
| 1-1/8 – 1-1/4 | 95 | 65 | 25 | 45 | |
| 1-3/8 – 1-1/2 | 90 | 50 | 30 | 45 |
|
Material |
Specification |
Standards |
Size
|
Length |
|
ASTM A193 B8C 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 Bolts find extensive use in industries that need corrosion-resistant fasteners for moderate temperature and pressure applications. You’ll commonly see them in chemical processing plants, petrochemical facilities, marine structures, and general industrial equipment. These bolts are typically employed in flanges, valves, heat exchangers, pressure vessels, and piping systems, ensuring that they meet the rigorous demands of various industrial applications. Their reliability and performance make them a go-to choice for professionals looking for durable fastening solutions in challenging environments.
At Ramu Fasteners, we prioritize the secure and efficient packaging of ASTM A193 B8C bolts to ensure their safe delivery and optimal condition upon arrival. Each bolt is carefully packed in high-quality, durable containers that protect against damage and contamination. Our packaging includes clear labeling for easy identification and handling. We offer customized packaging solutions to meet specific client needs, ensuring that every order arrives intact and ready for use in demanding industrial applications.
Ramu Fasteners is a leading manufacturer and supplier of high-quality fasteners in Hyderabad, India, with over 8 years of experience serving global industries.
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