Emilio Stainless, located in Manila, Philippines, is a reliable manufacturer and supplier of top-notch Stainless Steel 309S Fasteners. Renowned for their outstanding resistance to high temperatures and corrosion, these fasteners are crafted for tough industrial and engineering tasks. The 309S grade, featuring low carbon content, guarantees excellent weldability and long-lasting performance, even in extreme conditions. With cutting-edge manufacturing methods and rigorous quality control, Emilio Stainless ensures that their fasteners meet international standards. These fasteners offer dependable, secure, and robust connections, making them perfect for mechanical, structural, chemical, and high-temperature applications.
Stainless Steel 309S Fasteners are mainly made up of 22–24% chromium, 12–15% nickel, and a maximum of 0.08% carbon, along with small amounts of manganese, silicon, and phosphorus. This blend provides impressive tensile strength ranging from 550–620 MPa, yield strength around 250 MPa, and good ductility and toughness. The low carbon content helps reduce carbide precipitation, enhancing both weldability and corrosion resistance. These fasteners maintain their shape, mechanical integrity, and performance even under high temperatures and oxidizing conditions, making them ideal for long-term, high-stress applications.
Stainless Steel 309s Fasteners Specifications | |
| Grade | Stainless Steel 309S Fasteners. |
| Standard | ASTM A193 / A194, ASME SA193 / SA194, IS, BS, ANSI |
| Size | M02 to M33 |
| Length | UPTO 5 METERS |
| Surface Coating | Hot Dipped Galvanizing 309s Stainless Steel Fasteners, Phosphate 309s Stainless Steel Fasteners, Teflon 309 Stainless Steel Fasteners, Ptfe Coated 309s Stainless Steel Fasteners, Xylon 309 Stainless Steel Fasteners, Zinc 309s Stainless Steel Fasteners, Cadmium 309 Stainless Steel Fasteners |
Element | Content (%) |
Iron, Fe | 60 |
Chromium, Cr | 23 |
Nickel, Ni | 14 |
Manganese, Mn | 2 |
Silicon, Si | 1 |
Carbon, C | 0.20 |
Phosphorous, P | 0.045 |
Sulfur, S | 0.030 |
|
Properties |
Metric |
Imperial |
|
Tensile strength |
620 MPa |
89900 psi |
|
Yield strength (@ strain 0.200%) |
310 MPa |
45000 psi |
|
Izod impact |
120 – 165 J |
88.5 – 122 ft-lb |
|
Shear modulus (typical for steel) |
77 GPa |
11200 ksi |
|
Elastic modulus |
200 GPa |
29008 ksi |
|
Poisson’s ratio |
0.27-0.30 |
0.27-0.30 |
|
Elongation at break (in 50 mm) |
45% |
45% |
|
Hardness, Brinell |
147 |
147 |
|
Hardness, Rockwell B |
85 |
85 |
|
Hardness, Vickers (converted from Rockwell B hardness) |
169 |
169 |
Contact us to get a quick quote for your requirement.
Stainless Steel 309s Bolts are available in sizes ranging from M6 to M64 and lengths from 10mm to 200mm. They offer high corrosion resistance, making them suitable for high-temperature environments and demanding applications.
SS 309S Nuts come in sizes M6 to M64, providing excellent corrosion resistance and high strength. They are ideal for chemical processing and high-temperature applications, ensuring secure and reliable fastening.
SS Stud bolts in 309S range from M6 to M64 in diameter and are available in lengths up to 200mm. They offer superior corrosion resistance and are commonly used in high-temperature and high-stress environments, such as petrochemical plants.
These screws are available in sizes from M1.6 to M12, with lengths up to 100mm. They provide excellent corrosion resistance and are suitable for various applications, including construction, automotive, and industrial machinery.
Threaded rods in 309S come in sizes from M6 to M64 and lengths up to 3000mm. Known for their corrosion resistance and high strength, they are used in construction, marine, and high-temperature applications.
SS 309S washers are available in sizes ranging from M6 to M64. They provide excellent corrosion resistance and are used to distribute the load of a fastener, ensuring secure and stable assemblies in various applications, including high-temperature environments.
We manufacture these stainless steel fasteners using the best quality materials like SS 309S Fasteners. Most of our vast client base relies on these very fasteners, which are internationally trusted for their quality and reliability. These fasteners vary according to size and dimensions, custom-made, if so desired, to meet the specific needs of each customer. Our aim is to provide them with products they can trust in line with their exacting requirements.
Stainless Steel 309S Fasteners find extensive use in power generation plants, chemical processing, petroleum refining, and high-temperature industrial equipment. They are perfect for securing components in furnaces, boilers, heat exchangers, exhaust systems, and pipelines that face corrosive and oxidizing environments. Thanks to their high tensile strength, durability, and corrosion resistance, they are well-suited for industrial, mechanical, and structural applications where reliability is essential. Emilio Stainless offers 309S fasteners in various forms, including bolts, nuts, and screws.
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