Home > ASTM A193 B8 Fasteners
Request For Our Latest Prices On ASTM A193 B8 Fasteners in Mumbai, India!
Mumbai, India-based Fasteners Mart is a well-known maker and provider of quality fasteners specializing in ASTM A193 B8 fasteners. The fasteners are made of stainless steel with greater strength, excellent corrosion resistance, and high-temperature properties. Particularly designed for rough industries such as petrochemical, oil & gas, and power generation, our ASTM A193 B8 fasteners are reliable and durable in key operations. At The Fasteners Mart, we value precision and on-time delivery, offering customized fastening solutions to suit the unique requirements of our wide range of customers.
ASTM A193 B8 fasteners are produced from austenitic stainless steel that contains 18% chromium and 8% nickel and has excellent corrosion resistance and high strength. The tensile strength ranges from 75,000 to 95,000 psi, and yield strength is approximately 30,000 psi. The fasteners possess superior oxidation and corrosion resistance and can be utilized at high temperatures. They also possess 40% elongation in 8 inches, offering superior flexibility and durability, and thus are suitable for harsh petrochemical, oil & gas, and power generation services.
| 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 B8 Fasteners
|
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 fasteners are employed widely in high-strength, corrosion-resistant, and high-performance applications in severe environments in many industries. These fasteners are suited most for critical applications in petrochemical, oil & gas, power generation, and chemical processing industries. These fasteners are widely utilized in pressure vessels, heat exchangers, turbines, boilers, and piping systems where high-temperature and corrosive conditions prevail. ASTM A193 B8 fasteners feature outstanding resistance against oxidation, hence making them reliable in harsh conditions like offshore platforms, refineries, and power plants. Strength and durability that they offer achieve safe and permanent connections in hard service industrial settings.
ASTM A193 B8 fasteners are packaged to prevent damage during transportation using secure packaging materials such as wooden crates, cartons, or shrink wrap depending on the quantity of the order. Each package is labeled with required product information for easy identification. The fasteners undergo strict testing, including dimensional inspection, tensile strength, and corrosion resistance tests, according to ASTM standards, before dispatch. Non-destructive tests ensure that the fasteners meet the required quality and performance levels, providing reliability in critical industrial applications.
The Fasteners Mart is a leading manufacturer and supplier of high-quality fasteners in Mumbai, India, with over 8 years of experience serving global industries.
©2024 The Fasteners Mart All Rights Reserved.
