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Rinku Fasteners, based in Kolkata, India, has earned a solid reputation as a reliable manufacturer and supplier of top-notch ASTM A193 B8 Class 4 Nuts. With a focus on precision manufacturing and strict quality control, they utilize high-grade stainless steel to consistently provide fastening solutions that align with international standards. Rinku Fasteners excels in crafting corrosion-resistant, high-strength nuts that are perfect for tough industrial settings. Their state-of-the-art production facilities and customer-first mindset allow them to cater to various sectors, including petrochemicals, refineries, marine engineering, power generation, and heavy machinery. Their dedication to quality, prompt delivery, and dependable product performance has made them a go-to choice for ASTM A193 B8 CL4 Nuts.
ASTM A193 B8 Class 4 Nuts are crafted from carbide-solution treated and strain-hardened austenitic stainless steel, usually Grade 304. Their chemical makeup features chromium and nickel, which contribute to their impressive corrosion resistance and robust mechanical stability. Thanks to the strain hardening process, B8 CL4 Nuts boast significantly higher tensile and yield strength compared to standard B8 grades, all while retaining good ductility and toughness. These characteristics ensure reliable performance even under high temperatures and heavy mechanical loads. Their enhanced hardness and superior resistance to deformation make them ideal for high-pressure, high-stress bolting assemblies.
| ASTM A193 B8 CL4 Nuts | Manganese, max | Phosphorus, max | Sulfur, max | Silicon | Chromium |
|---|---|---|---|---|---|
| 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 |
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Material
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Specification
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Standards |
Size
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Length
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ASTM A194 B8 CL3 Nuts |
IS BS ASTM |
DIN, ISO, JIS, GB, IS, BS, ASTM |
M 02 to M 160 |
3 mm to 200 mm |
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 A193 B8 Class 4 Nuts find extensive use in industries that demand strong, corrosion-resistant, and high-temperature-capable fastening components. They are frequently utilized in petrochemical facilities, oil refineries, power plants, marine environments, and chemical processing units. These nuts are perfect for pairing with high-strength bolts in flanges, piping systems, heat exchangers, boilers, pumps, and pressure vessels. Their exceptional mechanical properties make them a reliable choice for various demanding applications.
At Rinku Fasteners, we ensure ASTM A193 B8 CL4 nuts are meticulously packaged to maintain their quality and integrity. Each nut is individually inspected and securely packed in protective materials to prevent damage during transit. We use durable, eco-friendly packaging to safeguard against corrosion and contamination. Our packaging solutions are designed to meet international shipping standards, ensuring your fasteners arrive in optimal condition, ready for immediate use in critical applications.
Rinku Fasteners is a leading manufacturer and supplier of high-quality fasteners in Kolkata, India, with over 8 years of experience serving global industries.
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