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Yasin Fasteners is a leading manufacturer and supplier of ASTM A193 B8 CL3 bolts in Istanbul, Turkey. These high-performance bolts, made from austenitic stainless steel, offer excellent resistance to corrosion and high-temperature environments, making them ideal for critical applications in the petrochemical, power generation, and construction industries. With a commitment to quality and precision, Yasin Fasteners ensures reliable, durable fastening solutions to meet the stringent requirements of various industrial projects.
Yasin Fasteners, based in Istanbul, Turkey, stands out as a reliable manufacturer and global supplier of high-performance industrial fasteners, including the renowned **ASTM A193 B8 Class 3 Bolts**. These bolts are specifically engineered for critical applications that demand exceptional strength and corrosion resistance, making them a key part of Yasin Fasteners’ specialized offerings for the petrochemical, power generation, and pressure vessel sectors. With a commitment to adhering to ASTM standards and a keen focus on precision engineering, Yasin Fasteners ensures that their bolts meet the toughest mechanical and environmental challenges. Their capability to provide custom sizes and finishes has made them a go-to partner for tailored fastening solutions.
| Element | B8 CL3 | B8 CL3 | B8M CL3 |
| 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 CL3 | 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 CL3 Class 1 | All | 75 | 30 | 30 | 50 |
| B8M CL3 Class 1 | All | 75 | 30 | 30 | 50 |
| B8 CL3 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 CL3 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 CL3 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.
Manufactured from AISI 304 stainless steel, **ASTM A193 B8 Class 3 Bolts** undergo carbide solution treatment and strain hardening to boost their tensile strength. What sets Class 3 bolts apart from Class 1 is their superior mechanical properties, boasting a tensile strength of around 125,000 psi, which makes them perfect for high-stress applications. They excel in resisting corrosion, oxidation, and heat, making them suitable for both high-temperature and cryogenic environments. These bolts are non-magnetic and maintain their structural integrity even in harsh conditions, providing durability while resisting chemical attacks and atmospheric corrosion.
You’ll find **ASTM A193 B8 Class 3 Bolts** widely utilized across various industries, including oil and gas, chemical processing, refineries, and power plants. They are commonly employed in applications such as flange bolting, heat exchangers, pressure vessels, reactors, and valve assemblies, where high strength and corrosion resistance are crucial. Their outstanding performance in both oxidizing and reducing environments makes them a dependable choice for critical operations involving steam, chemicals, or exposure to seawater.
Yasin Fasteners is a leading manufacturer and supplier of high-quality fasteners in Istanbul, Turkey, with over 8 years of experience serving global industries.
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