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Punit Fasteners, a well-respected manufacturer and supplier located in Delhi, India, focuses on producing top-notch industrial fasteners, including the ASTM A453 GR 660 Class C Nuts. These nuts are celebrated for their durability and precision, crafted to meet rigorous industry standards, making them perfect for critical applications across various sectors. With years of expertise and a dedication to quality, Punit Fasteners provides products that guarantee performance, safety, and reliability. Their cutting-edge manufacturing capabilities and thorough quality assurance processes have established them as a trusted partner for clients in need of reliable fastening solutions, both in India and on the international stage.
The ASTM A453 GR 660 Class C Nuts are primarily made of iron, with nickel (24–27%), chromium (13–17%), and molybdenum (1.5–2.5%) as key components, giving them outstanding corrosion and high-temperature resistance. These nuts boast impressive mechanical properties, including a minimum tensile strength of 895 MPa, yield strength of 585 MPa, and a minimum elongation of 15%. Designed to thrive in high-temperature environments, they maintain their structural integrity under stress, making them ideal for critical load-bearing applications in elevated temperature settings.
Material | Dimensions | Standards | Size | Length |
ASTM A453 GR 660 CLASS C Nuts | 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 nuts find extensive use in high-temperature and high-pressure environments, particularly in the power generation, petrochemical, and aerospace industries. Their ability to endure extreme conditions makes them suitable for turbine engines, heat exchangers, pressure vessels, and reactor components. The ASTM A453 GR 660 Class C Nuts ensure a tight, secure fastening even in fluctuating thermal conditions, which is crucial for operational safety and performance. Their remarkable strength and resistance to oxidation also make them perfect for marine and offshore applications, ensuring long-lasting reliability in harsh environmental conditions.
At Punit Fasteners, ASTM A 453 GR 660 Class C Nuts are meticulously packaged to ensure their integrity and quality upon delivery. Each batch of nuts is securely packed in durable, protective materials to prevent damage during transit. Our packaging process includes clear labeling for easy identification and compliance with industry standards. We take pride in our commitment to delivering these critical components in perfect condition, ready for use in demanding applications across various industries.
Punit Fasteners is a leading manufacturer and supplier of high-quality fasteners in Delhi, India, with over 15 years of experience serving global industries.
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