Home > Stud Bolts > Stainless Steel 309 / 309s Stud Bolts
Nestled in the vibrant industrial heart of Kinshasa, Sadiki Metals has built a strong reputation as a trusted partner for robust fastening solutions. We take pride in manufacturing and supplying high-integrity Stainless Steel 309 and 309S stud bolts, engineered to meet the demanding challenges of our region’s diverse projects. Our commitment is to provide not just a product, but a reliable component that ensures the longevity and safety of critical assemblies, backed by our deep understanding of local needs and international quality standards.
The exceptional durability of our 309 and 309S stud bolts comes from their carefully balanced composition, which includes higher levels of chromium and nickel for superior resistance to oxidation. This gives them remarkable strength and stability, allowing them to maintain their mechanical integrity even when subjected to intense thermal cycling and high temperatures. They are designed to perform reliably in conditions where other materials might fail, offering a dependable combination of toughness and corrosion resistance.
|
Element |
Content (%) |
|
Iron, Fe |
60 |
|
Chromium, Cr |
24 |
|
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.
At Mbemba Stainless, we are proud to be the largest supplier, manufacturer, and exporter of Stainless Steel 309 / 309s Stud Bolts in Kinshasa, Congo. Our cutting-edge solutions cater to all your piping needs. With state-of-the-art production facilities strategically located in the Congo, we maintain a vast inventory of over 16,000 tons of premium-quality materials, ensuring we have the stock readily available to meet your demands.
Designed with threads on both ends, these stud bolts are ideal for applications requiring secure fastening from both sides. They offer excellent resistance to high-temperature environments and corrosion.
These stud bolts feature threaded ends for secure attachment, particularly suited for high-temperature and industrial applications. Stainless Steel 309S provides superior resistance to oxidation and scaling.
Made from Stainless Steel 309, these stud bolts provide excellent strength and resistance to heat and corrosion. Ideal for high-temperature settings, they ensure reliable performance in demanding environments.
Manufactured to meet DIN 1.4833 standards, these stud bolts are used in high-stress applications requiring resistance to extreme temperatures and corrosive environments. They offer robust performance and durability.
These stud bolts are crafted from UNS S30908, a material known for its excellent resistance to heat, oxidation, and corrosion. They are perfect for high-temperature applications in industries like power generation and chemical processing.
Featuring a flush head design, these stud bolts are ideal for applications where a smooth surface is required. Made from Stainless Steel 309S, they offer resistance to high temperatures and provide secure fastening.
Mbemba Stainless offers quality Stainless Steel 309 / 309S Stud Bolts with consistent performance, supported by a wide array of tests such as hardness testing, spectro analysis, PMI, and flaring tests. We conduct micro and macro tests, pitting resistance, and IGC tests to provide the best product in every order. Besides the rigorous testing process, we also offer full documentation, which provides our customers with commercial invoices, a packaging list with information of net weights and gross weight, the number of the boxes, and labels. Our legalized or attested Certificate of Origin along with Third-Party Inspection Certificates provides total assurance of our commitment to delivering premium products and unmatched customer satisfaction.
These stud bolts are the go-to choice for applications where heat is a constant factor, making them indispensable in the construction of industrial furnaces, high-temperature piping systems, and powerful engines. They are equally vital in the petrochemical and power generation sectors, securely fastening components in environments that experience both extreme temperatures and corrosive elements. By choosing our stud bolts, you are investing in the seamless operation and safety of your most critical high-temperature installations.
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