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Ramu Fasteners is a trusted manufacturer and supplier based in Hyderabad, known for delivering high-quality Stainless Steel 409 stud bolts that promise reliable performance, durability, and cost-effectiveness. With state-of-the-art manufacturing facilities and strict quality control measures, Ramu Fasteners guarantees stud bolts that adhere to industry standards and precise dimensional specifications. The Stainless Steel 409 stud bolts provided by the company are appreciated for their excellent oxidation resistance, sufficient strength, and consistent performance even in heat-exposed conditions. They also offer customized lengths, thread configurations, and finishes to cater to a variety of industrial and fabrication needs.
These stud bolts are crafted from a ferritic stainless steel that contains around 10.5–11.75% chromium and has low carbon content. This unique composition gives them moderate tensile and yield strength, good ductility, and outstanding oxidation resistance at high temperatures. Their mechanical properties ensure stable performance under mechanical loads, good resistance to thermal fatigue, and dependable structural integrity. While their corrosion resistance may not match that of higher chromium grades, these stud bolts still perform well in mildly corrosive environments.
|
Element |
Content |
|---|---|
|
Carbon |
0.08 max |
|
Manganese |
1.00 max |
|
Phosphorus, max |
0.045 max |
|
Sulfur, max |
0.045 max |
|
Silicon |
1.00 max |
|
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 | – |
|
Material |
Specification |
Standards |
Size |
Length |
|
Stainless Steel 409 Stud Bolt
|
ASTM, ASME and API
|
ASTM B 193 / ASME SB 193 |
M02 to M30
|
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.
Stainless Steel 409 stud bolts find their place in applications where heat resistance and cost-effective fastening solutions are essential. They are frequently used in automotive exhaust systems, heat exchangers, furnace components, boilers, and industrial equipment that face high temperatures. Additionally, these stud bolts are suitable for structural assemblies, fabrication tasks, and machinery operating in mildly corrosive settings. Their durability, oxidation resistance, and affordability make them a great choice for automotive, industrial, and general engineering applications.
We prioritize quality and rigorously test all our products before shipping. These include hardness testing, chemical analysis (spectroanalysis), PMI testing, micro-macro testing, pitting resistance testing, fire testing, and intergranular corrosion testing. We provide complete documentation, such as commercial invoices with HS codes, packaging lists with loads, labels and numbers, and departure certificates. In addition, we provide third-party review certifications to ensure 100% customer satisfaction.
Ramu Fasteners is a leading manufacturer and supplier of high-quality fasteners in Hyderabad, India, with over 8 years of experience serving global industries.
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