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Hazlewood Fasteners is a reliable manufacturer and supplier of ASTM A453 Grade 660 Class D Fasteners, proudly based in Canberra, Australia. Known for its precision engineering and commitment to high-quality standards, the company provides top-notch fasteners that are built to withstand extreme temperatures and pressures. These ASTM A453 Gr 660 Class D fasteners are perfect for demanding industrial sectors that need exceptional strength, corrosion resistance, and reliability. Hazlewood Fasteners guarantees that every product meets international specifications through rigorous quality checks and advanced manufacturing methods, making them a go-to choice in the power generation, petrochemical, and aerospace industries both in Australia and around the globe.
AASTM A453 Grade 660 Class D Fasteners are made from nickel-chromium-iron-based alloys, enriched with elements like molybdenum, titanium, and aluminum to boost performance. The typical chemical makeup features Nickel (42–46%), Chromium (13–17%), Iron (the balance), and Molybdenum (1–1.5%). These fasteners showcase impressive tensile strength of about 895 MPa, yield strength of 585 MPa, and remarkable elongation properties. They maintain excellent mechanical integrity even at high temperatures and provide outstanding resistance to oxidation, stress rupture, and creep, making them ideal for high-temperature service environments.
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 A453 Gr 660 Class D Fasteners are widely utilized in high-stress and high-temperature settings where reliability and strength are paramount. Key industries include power generation, oil and gas, chemical processing, aerospace, and marine engineering. They find extensive use in turbines, heat exchangers, pressure vessels, boilers, and flanges that operate under elevated temperatures. Their exceptional mechanical strength and corrosion resistance make them suitable for both oxidizing and reducing environments. Hazlewood Fasteners offers these fasteners in a variety of dimensions and specifications to meet diverse industry needs.
At Hazlewood 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.
Hazlewood Fasteners is a leading manufacturer and supplier of high-quality fasteners in Canberra, Australia, with over 8 years of experience serving global industries.
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