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MUKAU FASTENERS, located in Kinshasa, Congo, stands out as a top manufacturer and supplier of ASTM A 453 GR 660 Class A Fasteners, specifically crafted for high-performance industrial needs. These fasteners are meticulously engineered to deliver outstanding strength, corrosion resistance, and durability, all while adhering to strict ASTM standards. They’re perfect for environments that demand reliable fastening under intense stress and high temperatures, ensuring secure connections in critical assemblies. With a strong focus on quality and precision, MUKAU FASTENERS provides products that shine in reliability, longevity, and performance across sectors like petrochemical, power generation, and heavy engineering.
ASTM A 453 GR 660 Class A Fasteners are made from high-strength alloy steel, carefully controlled for carbon, chromium, and molybdenum content. They undergo heat treatment to achieve remarkable mechanical properties, boasting a tensile strength of around 950 MPa along with excellent hardness and toughness. These fasteners are designed to resist wear, fatigue, and high-temperature conditions, guaranteeing long-lasting performance.
Material | Dimensions | Standards | Size | Length |
ASTM A453 GR 660 CLASS A 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.
These fasteners find their place in pressure vessels, heat exchangers, and critical piping systems within the petrochemical, oil and gas, and power industries. Their impressive strength and corrosion resistance make them ideal for high-temperature settings and demanding mechanical applications. Plus, they’re perfect for heavy-duty machinery, structural assemblies, and industrial equipment where dependable and safe fastening is a must.
At Mukau Fasteners, our ASTM A 453 GR 660 Class A Fasteners are meticulously packaged to ensure they arrive in optimal condition. Each fastener is individually inspected and packaged in durable, protective materials to prevent damage during transit. Our packaging includes clear labeling and handling instructions to ensure ease of use and compliance with safety standards. We offer various packaging options, including bulk and custom-sized packages, tailored to meet our clients’ specific needs and preferences.
Mukau Fasteners is a leading manufacturer and supplier of high-quality fasteners in Kinshasa, Congo, with over 8 years of experience serving global industries.
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