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Mazin Fasteners, based in Muscat, Oman, has earned a solid reputation as a reliable manufacturer and supplier of top-notch industrial fasteners, including bolts, nuts, studs, and threaded rods. One of their standout products, the ASTM A453 GR 660 Class B Bolts, is celebrated for its remarkable strength, durability, and performance even in high-pressure and elevated temperature situations. Crafted to adhere to stringent ASTM standards, these bolts guarantee precise dimensions, consistent quality, and long-lasting reliability. Catering to sectors like power generation, petrochemical, oil and gas, and construction, Mazin Fasteners provides high-performance fastening solutions that prioritize operational safety, structural integrity, and efficiency throughout Oman and its neighboring regions.
The ASTM A453 GR 660 Class B Bolts are constructed from high-strength alloy steel, featuring a meticulously controlled chemical composition that boosts tensile strength, toughness, and resistance to high temperatures. On a mechanical level, these bolts showcase outstanding yield strength, fatigue resistance, and dimensional stability, even under extreme conditions. Designed for demanding applications, they ensure secure fastening and maintain structural integrity in high-pressure and elevated temperature environments. The precision manufacturing process guarantees uniformity, reliability, and optimal performance in critical industrial assemblies.
Material | Dimensions | Standards | Size | Length |
ASTM A453 GR 660 CLASS B Bolts | ASME B18.2.1, B18.3 | ASTM, ASME | M 02 to M 160 | 3 mm to 200 mm |
|
Element |
Content |
|---|---|
|
Carbon |
0.08 max |
|
Manganese |
2.00 max |
|
Phosphorus, max |
0.040 max |
|
Sulfur, max |
0.030 max |
|
Silicon |
1.00 max |
|
Nickel |
24.0-27.0 |
|
Chromium |
13.5-16.0 |
|
Molybdenum |
1.00-1.50 |
|
Tungsten |
– |
|
Titanium |
1.9-2.35 |
|
Aluminum |
0.35 max |
|
Vanadium |
0.10-0.50 |
|
Boron |
0.001-0.010 |
| Tensile Strength/Ultimate Tensile Stress (UTS) – (Mpa) | 895 min |
| Yield Strength/Proof Stress(0.2% Offset) (YS) – (Mpa) | 585 min |
| Elongation in 4D (El) | 15 |
| Reduction | 18 |
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.
These bolts find extensive use in power plants, boilers, pressure vessels, petrochemical facilities, and high-temperature piping systems. They are perfect for securing flanges, valves, heavy machinery, and structural components where high strength, heat resistance, and durability are crucial. By offering safe and robust fastening solutions, these bolts help reduce maintenance needs while ensuring long-term operational reliability. Mazin Fasteners proudly supplies precision-engineered ASTM A453 GR 660 Class B Bolts across Oman, supporting industries that require dependable, high-performance fasteners for challenging environments.
At Mazin Fasteners ASTM A 453 GR 660 Class B Bolts are carefully fastened for quality and protection during movement. Each bolt is securely wrapped with protective coatings to prevent corrosion. They are packaged in sturdy waterproof boxes or boxes labeled for easy identification and handling. Customized packaging is available to meet specific requirements, ensuring a safe and convenient delivery to our customers in Muscat, the OMAN, and beyond.
Mazin Fasteners is a leading manufacturer and supplier of high-quality fasteners in Muscat, OMAN, with over 8 years of experience serving global industries.
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