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Rinku Fasteners, located in Kolkata, India, has earned a solid reputation as a reliable manufacturer and supplier of top-notch ASTM A193 B8 Washers. Known for their precision engineering and commitment to international standards, the company produces washers that are built for reliability, durability, and outstanding performance in tough industrial settings. By utilizing cutting-edge production technology and high-quality stainless steel, Rinku Fasteners guarantees that each B8 Washer boasts excellent corrosion resistance and structural stability. Catering to sectors like petrochemicals, power generation, refineries, marine, and heavy engineering, they have established a strong track record for timely deliveries, consistent quality, and a customer-centric approach.
ASTM A193 B8 Washers are crafted from austenitic stainless steel, usually Grade 304, which includes chromium, nickel, and low carbon content to provide remarkable corrosion resistance and mechanical strength. This specific composition ensures excellent protection against oxidation, moisture, and harsh chemical environments. On the mechanical side, B8 Washers deliver impressive tensile strength, high ductility, and reliable performance across a broad temperature range. Their toughness and ability to maintain structural integrity under mechanical stress make them perfect for high-pressure bolting systems, ensuring secure and long-lasting fastening in critical industrial applications.
| ASTM A193 B8 Washers | Manganese, max | Phosphorus, max | Sulfur, max | Silicon | Chromium |
|---|---|---|---|---|---|
| 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 |
| Grade | Diameter | Tensile Strength | Yield Strength | Elongation | Reduction | Hardness |
|---|---|---|---|---|---|---|
| Grade B8, B8M, Class 1, 1D | All Diameters | 515 | 205 | 30 | 50 | 223 HBW or 96 HRB |
| Grade B8, B8C, B8T, Class 2 | M20 and under | 860 | 690 | 12 | 35 | 321 HBW or 35 HRC |
| Grade B8, B8C, B8T, Class 2 | M20 to M24, inclusive | 690 | 550 | 20 | 45 | 321 HBW or 35 HRC |
| Grade B8, B8C, B8T, Class 2 | M24 to M30, inclusive | 655 | 450 | 25 | 45 | 321 HBW or 35 HRC |
| Grade B8, B8C, B8T, Class 2 | M30 to M36, inclusive | 620 | 345 | 30 | 45 | 321 HBW or 35 HRC |
| Grade B8, B8M2, Class 2B | M48 and under | 655 | 515 | 25 | 40 | 321 HBW or 35 HRC |
| Grade B8, B8M2, Class 2B | M48 to M64, inclusive | 620 | 450 | 30 | 40 | 321 HBW or 35 HRC |
|
Material |
Specification |
Standards |
Size |
Length |
|
ASTM A193 B8 Washers
|
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.
You’ll find ASTM A193 B8 Washers in various industries where corrosion resistance, durability, and reliable fastening are crucial. They are commonly used in petrochemical plants, oil refineries, food processing facilities, marine environments, and power generation stations. These washers excel at providing dependable load distribution, preventing bolt loosening and surface damage in equipment like heat exchangers, boilers, pumps, pressure vessels, and high-temperature piping systems. Thanks to their stainless-steel makeup, they are perfectly suited for environments that demand resilience and reliability.
Sheatal fasteners contain ASTM A193 B8 washers that are carefully packed to ensure uniform transport and storage conditions. Each washer is carefully wrapped in protective packaging and packed in sturdy, labeled boxes to prevent damage. The packaging is designed to maintain high laundry standards and provide ease of handling and identification. Custom packaging solutions are available to meet specific requirements for bulk orders, ensuring washing machines arrive in optimal condition, ready to be consumed immediate action in critical situations
Rinku Fasteners is a leading manufacturer and supplier of high-quality fasteners in Kolkata, India, with over 8 years of experience serving global industries.
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