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Poang Fasteners, a reputable manufacturer and supplier based in Da Nang, Vietnam, specializes in high-quality ASTM A 453 GR 660 Class C Bolts that are perfect for tough industrial applications. Known for their precision engineering and dependable fastener solutions, the company guarantees that every bolt meets rigorous international standards. Their ASTM A 453 GR 660 Class C Bolts are crafted for exceptional strength, high-temperature resilience, and a long lifespan. These bolts find their place in various industries, including oil & gas, petrochemicals, power generation, and marine, providing fastening solutions that ensure both durability and performance.
The ASTM A 453 GR 660 Class C Bolts are primarily made from nickel, chromium, and iron, with added titanium and molybdenum to boost their mechanical strength and resistance to corrosion. They are specifically engineered for high-temperature applications, boasting a tensile strength of around 895 MPa and a yield strength of 725 MPa, all while maintaining good ductility. These bolts are known for their excellent oxidation resistance, stress rupture strength, and fatigue resistance under cyclic loading. Thanks to their well-balanced chemical makeup and robust mechanical properties, they deliver consistent performance even in harsh working conditions where standard alloys might struggle.
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 A 453 GR 660 Class C bolts are widely used in high-temperature and high-stress environments. They are essential in aerospace, power generation, and petrochemical industries, where reliable performance under extreme conditions is crucial. These bolts secure critical components in turbine engines, gas and steam turbines, and pressure vessels. Their resistance to thermal expansion and corrosion makes them suitable for applications in environments exposed to high heat and aggressive chemicals.
You’ll find ASTM A 453 GR 660 Class C Bolts used in critical engineering tasks where high strength and heat resistance are non-negotiable. They play a vital role in turbine components, flanged joints, pressure vessels, boilers, and heat exchangers. In the oil & gas sector, they are essential for refinery equipment, offshore drilling rigs, and pipelines that face tough environments. Power plants rely on them for turbines and high-pressure systems. Their ability to endure extreme heat, stress, and corrosive conditions makes them a trusted choice for marine, petrochemical, and energy-related applications, ensuring safety and efficiency in operations.
Poang Fasteners is a leading manufacturer and supplier of high-quality fasteners in Da Nang, Vietnam, with over 8 years of experience serving global industries.
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