Yaman Steel, a reputable manufacturer and supplier based in Mumbai, India, specializes in high-quality Stainless Steel 409 Nuts that are built to last and offer great value for money. SS 409 is a type of ferritic stainless steel, celebrated for its impressive resistance to oxidation and corrosion in mild environments, as well as its excellent heat resistance. These nuts are crafted with precision to adhere to international standards, ensuring they are dependable for a variety of applications, including automotive, construction, exhaust systems, and other industrial uses. With their robust mechanical strength, good weldability, and cost-effectiveness, Stainless Steel 409 Nuts are an ideal choice for industries looking for a perfect blend of quality and affordability.
The composition of Stainless Steel 409 Nuts includes 10.5–11.7% chromium and low carbon, which boosts their corrosion resistance and oxidation stability at elevated temperatures. They offer decent tensile and yield strength while also being easy to form and machine. Thanks to their ferritic structure, they maintain thermal stability, making them suitable for high-heat environments without significant wear.
| Material | Specification | Standards | Size | Length |
| Stainless Steel 409 Nut | ASTM, ASME and API | ASTM B 193 / ASME SB 193 | M02 to M30 | 3 mm To 200 mm |
| Element | Content |
|---|---|
| Carbon | 0.08 maximum |
| Manganese | 1.00 maximum |
| Phosphorus, maximum | 0.045 maximum |
| Sulfur, maximum | 0.045 maximum |
| Silicon | 1.00 maximum |
| Nickel | 0.5 |
| Chromium | 11.75 |
| Molybdenum | – |
| Tensile Strength/Ultimate Tensile Stress (UTS) – (Mpa) | 450 |
| Yield Strength/Proof Stress(0.2% Offset) (YS) – (Mpa) | 240 |
| Elongation in 4D (El) | 25% min |
| Reduction | – |
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Stainless steel 409 nuts are ideal for high temperature applications. Available in sizes from M6 to M36, they are commonly used in automotive exhaust systems, heat exchanger systems and furnace components to provide durability and moderate corrosion resistance.
The stainless steel 409 coupling nuts are designed to connect the threaded rods in a high temperature environment. Sizes range from M6 to M36, making them perfect for use in automotive and industrial systems that require a combination of durable and durable components.
Featuring a nylon insert for a secure fastening, stainless steel 409 nylon insert nuts are available in sizes from M6 to M24. They offer high strength and moderate corrosion resistance, suitable for automotive and industrial applications.
Stainless steel 409 flange hex nuts for enhanced weight distribution with integrated flange. Available in sizes from M6 to M24, they are ideal for heavy duty vehicles and industrial applications that require durability.
Heavy duty stainless steel 409 heavy hex nuts are designed for high stress environments. Available in sizes from M6 to M36, these nuts are used in industrial machinery and automotive systems requiring high strength and moderate corrosion resistance.
Stainless steel 409 square nuts provide large surface area for efficient torque application. Sizes range from M6 to M24, making them suitable for secure bonding in industrial environments with corrosive softness.
We take great care in packing and shipping our Stainless Steel 409 Nuts securely. Usually, a wooden box with strips is used to secure the nuts, which are packaged in waterproof material. For easy transport, they also feature a lifting point. The documents must be a commercial invoice, certificate of origin, fumigation certificate, heat treatment chart, quality assurance plan, and material testing certificates. In fact, our goal is to get these products into our customers in perfect condition and on time, which guarantees full satisfaction on their part.
These nuts find extensive use in automotive exhaust systems, heat exchangers, mufflers, gas turbines, industrial furnaces, and general engineering equipment. Their ability to endure high temperatures, resist scaling, and deliver consistent fastening performance makes them a go-to choice for industries that need reliable and budget-friendly fastening solutions.
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