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Round Bars
Stainless Steel 309 Round Bar
Stainless Steel 309 round bar is known for providing utmost strength, versatility, and quality, making it the best in various industries. Its performance characteristics ensure that it stands out in demanding applications. This material is designed to offer high performance in severe service conditions. Hence, applications where durability is the priority are perfectly suited for this material.
What is 309 Stainless Steel Round Bar?
SS 309 is characterized with excellent hot resistance. Apart from good ductility properties at warm temperatures, SS 309 is also known for good machinability. With superior mechanical properties, this alloy can be supported with a broad range of applications, mostly at elevated temperature applications. Compared to other grades such as 304, stainless steel 309 possesses more extreme capability or better performance in adverse conditions. It is, therefore, often considered premium or premium grade in those applications where there is high emphasis on performance and reliability.Hot Rolling of Stainless Steel 309:
Stainless Steel 309 resists highly to heat and oxidation and even tolerates temperature up to 1150°C. However, much care has to be taken under humid conditions due to the sizzling effects of moisture which may decrease its corrosion resistance.Cold Rolling Stainless Steel 309:
This alloy can be cold-worked at low temperatures effectively, and it does not lose its properties to different shapes or dimensions. The versatility at low temperatures contributes to its applicability in various uses.Machinability of Stainless Steel 309:
Stainless steel 309 alloys have a machinability rating of around 60%. Therefore, the product proves ideal for different processes of manufacturing. This machineability factor makes it a preferred choice in many engineering applications.Heat Treatment of SS 309:
The stainless steel 309 can be stable in heat treatment. It may be austenitized throughout the range of 1010 °C to 1120 °C, then quenched for increased hardness, though still relatively softer than other materials, offering better workability.Welding Properties of Stainless Steel 309:
Welding stainless steel 309 is by no means a difficult task if proper methods are adopted, yet it can be effectively welded by MIG, TIG, and MMA techniques. Filler Type 309 stainless steel by the use of welds can thus achieve clean welds free of cracks, much lowering the chances of HAZ cracking.Stainless Steel 309 Composition:
Stainless Steel 309 consists of nearly iron, where there is dispersion of 12% to 15% nickel and 22% to 24% chromium. Though sulfur and phosphorus added to it improve its machinability, the alloy is particularly useful in precision engineering works. Its composition ensures reliability and performance in various industries.Specifications of SS 309 Round Bar:
| Grades | Specifications |
|---|---|
| Stainless Steel 309 (UNS S30900) | ASTM, ASME, AISI A 276, SA 276, A 479, SA 479 |
| Range | 3 MM TO 350 MM DIA |
| Finish | Bright, Polish & Black |
| Form | Round, Square, Hex (A/F), Rectangle, Wire, Coil Form, Billet, Ingot, Forging, etc. |
Chemical composition of SS 309 Round Bars:
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
|---|---|---|---|---|---|---|---|---|---|
| SS 309 | 0.10 max | 2 max | 0.75 max | 0.045 max | 0.030 max | 18-20 | – | 8 – 10.5 | – |
Mechanical Properties of SS 309 Round Bars:
| Property | Value |
|---|---|
| Density | 8.0 g/cm³ |
| Melting Point | 1400 °C (2550 °F) |
| Tensile Strength | Psi – 80000, MPa – 550 |
| Yield Strength (0.2% Offset) | Psi – 30000, MPa – 205 |
| Elongation | 40% |
More Properties for Stainless Steel 309:
Non-magnetic and highly versatile, Stainless Steel 309 holds applications in a wide range of areas. It is excellent at machinability and perfect for high-precision engineering projects, which makes the product suitable for multiple sectors.Conclusion:
We are hoping that this overview has assisted you in knowing that the SS 309 round bar is the appropriate choice for your work. For any serious application where high temperatures or innovative engineering is an undertaking, Stainless steel 309 can offer strength and durability or value in either instance.
We take pride in being the producers, suppliers, exporters, and traders of the finest quality SS 309 Round Bars with their special features as received from Virami Steel Hub, Mumbai, India. We cater to clients all across Pan India and worldwide, including Russia, Canada, China, the USA, Australia, Mexico, Indonesia, Saudi Arabia, etc. Browse our collection and see how we can meet your stainless steel needs. Thanks for your interest!