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Rinku Fasteners, a top-notch manufacturer and supplier based in Kolkata, India, specializes in high-performance ASTM A453 GR 660 Class C Bolts designed to withstand extreme temperatures and pressures. Renowned for their exceptional durability, precision, and reliability, these bolts are crafted using cutting-edge technology and rigorous quality control measures. Rinku Fasteners guarantees that each bolt provides outstanding mechanical strength and long-lasting stability, making them perfect for critical components in power plants, petrochemical facilities, refineries, and aerospace equipment. With a strong commitment to excellence and customer satisfaction, the company delivers fastening solutions that consistently meet global industrial standards and thrive in demanding environments.
ASTM A453 GR 660 Class C Bolts are crafted from a nickel-chromium-molybdenum alloy, enhanced with titanium to provide remarkable strength and thermal resistance. They boast high tensile and yield strength, excellent creep resistance, and impressive stability even when exposed to elevated temperatures for extended periods. Their corrosion resistance ensures reliable performance in harsh industrial settings. Additionally, these bolts maintain their hardness and fatigue strength under varying loads, making them perfect for heavy-duty and high-temperature applications. Their robust mechanical properties ensure dependable performance in equipment that endures extreme stress.
Material | Dimensions | Standards | Size | Length |
ASTM A453 GR 660 CLASS C 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.
ASTM A453 GR 660 Class C Bolts find extensive use in industries where high strength, heat resistance, and corrosion resistance are essential. They are particularly suited for high-temperature applications, including turbines, boilers, superheaters, and pressure vessels in power generation facilities. Petrochemical plants rely on these bolts for reactors, compressors, and high-pressure piping systems due to their stability in severe conditions.
At Rinku Fasteners, we ensure that our ASTM A 453 GR 660 Class C bolts are packaged with the utmost care to preserve their quality during transportation. Each bolt is meticulously inspected and packaged in sturdy, protective containers to prevent damage. Our packaging solutions include tamper-evident seals and clearly labeled boxes to ensure easy identification and handling. Whether in bulk or customized quantities, our packaging guarantees that the bolts reach you in pristine condition, ready for your high-demand applications.
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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