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Pengkumta Fasteners, a reputable manufacturer and supplier located in Bangkok, Thailand, focuses on delivering high-performance fastening solutions, including the ASTM A 453 GR 660 Class D Fasteners. Renowned for their precision engineering and commitment to international standards, this company guarantees durability, reliability, and exceptional strength even in the toughest environments. With state-of-the-art production facilities and rigorous quality control processes, Pengkumta Fasteners offers products that cater to critical industrial demands. Their ASTM A 453 GR 660 Class D Fasteners are highly regarded for their impressive heat resistance, toughness, and corrosion resistance, making them a go-to choice for high-stress and high-temperature applications across various industries.
These fasteners are crafted from a nickel-based alloy steel, enhanced with chromium, molybdenum, and titanium to boost strength and resistance. They provide high tensile and yield strength, outstanding stress rupture properties, and excellent oxidation resistance at elevated temperatures. Solution-treated and precipitation-hardened, these fasteners are built to withstand extreme conditions. Their mechanical properties make them perfect for high-temperature applications that require reliability, creep resistance, and dimensional stability. With a well-balanced composition and robust mechanical performance, they ensure secure and long-lasting fastening solutions for demanding industrial sectors.
Material | Dimensions | Standards | Size | Length |
ASTM A453 GR 660 CLASS D Fasteners | 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 D Fasteners find extensive use in industries where high strength and heat resistance are paramount. They are commonly utilized in aerospace, gas turbines, power generation plants, petrochemical facilities, and offshore applications. These fasteners perform reliably in steam turbines, jet engines, and exhaust systems, where enduring high temperatures is crucial. Their remarkable resistance to creep and stress rupture makes them ideal for pressure vessels, heat exchangers, and refinery equipment. With exceptional durability and performance in corrosive and extreme environments, they truly stand out in the industry.
At Pengkumta Fasteners, we prioritize the safety and quality of our ASTM A 453 GR 660 Class D fasteners with careful packaging. Each binder is carefully inspected and individually wrapped to protect against corrosion. They are then placed in tightly labeled boxes with detailed product details and quantities. Our packaging materials ensure that fasteners are adequately protected during transit, and maintain their high strength and integrity for use in critical, high-temperature applications.
Pengkumta Fasteners is a leading manufacturer and supplier of high-quality fasteners in Bangkok, Thailand, with over 8 years of experience serving global industries.
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