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Bilal Fasteners stands out as a top-notch manufacturer and supplier of high-quality industrial fasteners right from Jakarta, Indonesia. They specialize in ASTM A193 B8 CL5 Bolts and have built a solid reputation for their dedication to precision, durability, and adherence to international quality standards. With years of experience and a robust infrastructure, Bilal Fasteners caters to a variety of sectors, including oil & gas, power generation, petrochemical, and construction. Their bolts are designed to excel in extreme conditions, providing outstanding resistance to both corrosion and high temperatures. Trusted throughout Indonesia and beyond, the company delivers reliable and cost-effective fastening solutions tailored to meet client needs.
When it comes to ASTM A193 B8 CL5 Bolts, these are crafted from austenitic stainless steel, specifically Grade 316, which undergoes carbide solution treatment. The composition features chromium (16–18%), nickel (10–14%), molybdenum (2–3%), and low carbon to enhance corrosion resistance. On the mechanical side, these bolts boast a minimum tensile strength of 100 ksi, yield strength of 65 ksi, along with impressive elongation and hardness values. Built for high-temperature and high-pressure settings, they maintain their structural integrity even in corrosive or stress-laden environments, making them perfect for demanding industrial applications.
| Element | B8 CL5 | B8 CL5 | B8M CL5 |
| 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 |
| B8 CL5 | 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 CL5 Class 1 | All | 75 | 30 | 30 | 50 |
| B8M CL5 Class 1 | All | 75 | 30 | 30 | 50 |
| B8 CL5 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 CL5 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 B8 CL5 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 B8 CL5 Bolts find their place in industries that demand high strength and corrosion resistance. They’re crucial in constructing chemical processing plants, power generation facilities, marine structures, and oil and gas pipelines. Additionally, these bolts are utilized in heat exchangers, pressure vessels, and valves where performance under extreme temperature and pressure is vital. Their ability to resist stress corrosion cracking and pitting makes them ideal for tough environments, including offshore and coastal applications. Engineers trust these bolts for their durability, longevity, and compliance with strict safety and quality standards.
At Bilal Fasteners, we ensure that ASTM A193 B8 CL5 bolts are expertly packaged to preserve their quality and prevent damage during transit. Each bolt is carefully inspected and coated with anti-corrosion treatments before being packed in robust, labeled boxes or crates. Our packaging is designed to meet specific client requirements and safeguard the bolts from environmental factors. With attention to detail and precision, we guarantee that your bolts arrive in perfect condition, ready for immediate use.
Bilal Fasteners is a leading manufacturer and supplier of high-quality fasteners in Indonesia, Jakarta, with over 8 years of experience serving global industries.
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