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Aria Fasteners, located in Hamilton, New Zealand, is a reliable manufacturer and supplier of top-notch ASTM A453 GR 660 Class D Stud Bolts, specifically designed for high-strength, high-temperature, and critical industrial applications. With a reputation for precision engineering and strict adherence to international standards, Aria Fasteners caters to various industries, including power generation, petrochemical, oil and gas, and chemical processing. Their stud bolts are engineered to provide exceptional mechanical performance, corrosion resistance, and long-lasting reliability in even the toughest environments. Thanks to their commitment to technical expertise, prompt delivery, and customer satisfaction, they’ve become a go-to supplier of premium ASTM fasteners worldwide. *(≈100 words)*
ASTM A453 GR 660 Class D Stud Bolts are crafted from high-strength alloy steel, making them perfect for heavy-load and elevated-temperature applications. They boast impressive tensile strength, hardness, and fatigue resistance, which makes them ideal for high-pressure and high-stress situations. The addition of alloying elements like chromium, molybdenum, and vanadium enhances their thermal stability, mechanical strength, and ability to resist deformation under load. Through heat treatment, these bolts achieve uniform properties, ensuring they can withstand creep, stress corrosion, and thermal degradation. They are perfect for critical bolted connections in power plants, chemical processing facilities, and petrochemical industries that demand durability and long-term performance. *(≈90 words)*
Material | Dimensions | Standards | Size | Length |
ASTM A453 GR 660 CLASS D Stud 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 D stud bolts are used at high temperatures and high pressures where strength and reliability are critical. They are commonly used in the aerospace, power, and petrochemical industries to protect components such as gas turbines, reactor vessels, exhaust systems, etc. maintain operational reliability
ASTM A453 GR 660 Class D Stud Bolts are essential in applications that require secure fastening, high mechanical strength, and long-lasting reliability in extreme conditions. You’ll often find them installed in boilers, turbines, pressure vessels, heat exchangers, flanged joints, and structural assemblies within petrochemical plants, chemical processing units, and power generation facilities.
Aria Fasteners is a leading manufacturer and supplier of high-quality fasteners in Hamilton, New Zealand, with over 8 years of experience serving global industries.
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