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ASTM A193 B8 bolts are high strength, stainless steel fasteners, ideal for rugged applications. Made from 304 stainless steel, these bolts provide excellent corrosion resistance and durability. They are commonly used in hot, high-pressure environments, such as pharmaceutical and petrol stations. Poang Fasteners offers high quality ASTM A193 B8 bolts, ensuring superior performance and reliability for your critical fastening needs. Our commitment to accuracy and professionalism guarantees you the best product for your business.
ASTM A193 B8 bolts are renowned for their high tensile strength and excellent corrosion resistance, thanks to their 304 stainless steel composition. They maintain performance in high-temperature and high-pressure environments, making them ideal for demanding applications in industries like petrochemicals and chemical processing. Their resistance to oxidation and rust ensures longevity and reliability, reducing maintenance needs. Additionally, their durability in extreme conditions makes them a preferred choice for critical fastening tasks.ASTM A193 B8 Bolts are made from Type 304 stainless steel, offering a balanced composition of Chromium (18–20%), Nickel (8–11%), and low Carbon (0.08% max). These austenitic stainless steel bolts provide excellent corrosion resistance, good ductility, and stable performance across a range of temperatures. The standard mechanical properties include a minimum tensile strength of 75 ksi (515 MPa) and yield strength of 30 ksi (205 MPa). Their non-magnetic nature and resistance to oxidation make them suitable for use in chemically aggressive and mildly high-temperature environments requiring long-lasting fastening strength.
|
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.
ASTM A193 B8 bolts are widely used in high-pressure and high-temperature applications. They are commonly found in chemical processing, petrochemical industries, power generation, and marine environments. Their corrosion resistance and strength make them ideal for critical components like flanges, valves, and pumps. These bolts are essential for ensuring structural integrity and reliability in harsh conditions, making them a preferred choice for safety and durability in industrial settings.
At Poang 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.
Poang Fasteners is a leading manufacturer and supplier of high-quality fasteners in Da Nang, Vietnam, with over 8 years of experience serving global industries.
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