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MUKAU FASTENERS, a well-respected manufacturer and supplier located in Kinshasa, Congo, specializes in top-notch Stainless Steel 347 Bolts that are engineered to perform exceptionally in high-temperature and corrosive settings. These bolts, stabilized with niobium, boast remarkable resistance to intergranular corrosion and oxidation, ensuring they stand the test of time. Crafted with precision and in line with international standards, MUKAU FASTENERS promises dependable fastening solutions tailored to various industries. You’ll find Stainless Steel 347 Bolts commonly used in sectors like petrochemical, power generation, marine, and aerospace, where they provide outstanding mechanical stability and heat resistance even in tough conditions.
Stainless Steel 347 Bolts are made up of 17–19% chromium, 9–13% nickel, and are niobium-stabilized to avoid carbide precipitation during welding and exposure to high temperatures. This unique blend gives them excellent resistance to intergranular corrosion, oxidation, and scaling. With a tensile strength ranging from 550–750 MPa and a yield strength of about 240 MPa, these bolts also exhibit impressive elongation and toughness. The addition of niobium enhances their thermal stability and creep resistance, making Stainless Steel 347 Bolts perfect for continuous use in high-temperature and chemically aggressive environments.
| Specifications | : | ASTM A 193 ASME SA 193 |
| Standard | : | DIN, ASTM, BS and all International Standards |
| Length | : | 3 mm to 200 mm |
| Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Type | : | Hex Head Bolts, Square Bolts, U bolts, Eye bolts, T bolt, Hex Bolt, Lag Bolts, Counter sunk Bolts, Hex Head nuts, Square nuts, Lock nuts, Eye nuts, wing nuts, T nuts, Panel Nuts, Coupling Nuts, Dome nuts, Acorn Nuts. |
| Element | SS 347 |
| Ni | 9.0 – 13.0 |
| C | 0.08 |
| Mn | 2.0 max |
| P | 0.045 max |
| S | 0.030 max |
| Si | 0.75 max |
| Cr | 17.0 – 19.0 |
| Mo | – |
| N | – |
| Element | SS 347 |
| Tensile Strength (MPa) min | 515 |
| Yield Strength 0.2% Proof (MPa) min | 205 |
| Elongation (% in 50mm) min | 40 |
| Rockwell B (HR B) max Hardness | 92 |
| Brinell (HB) max Hardness | 201 |
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 347 Bolts find their place in a variety of applications, including heat exchangers, pressure vessels, boilers, turbine components, and exhaust systems that operate under extreme temperatures and corrosive conditions. Their outstanding resistance to oxidation and intergranular corrosion makes them a go-to choice for chemical processing plants, petrochemical refineries, power generation facilities, and marine environments. Additionally, these bolts are utilized in the aerospace, food processing, and pharmaceutical sectors, where high strength and temperature stability are essential. MUKAU FASTENERS’ Stainless Steel 347 Bolts are designed to meet these demanding requirements with ease.
At Mukau Fasteners, we take great care in packaging our Stainless Steel 347 bolts to ensure they arrive in top condition. Our packaging solutions use sturdy materials and secure methods to protect the bolts from damage during transit. Each package is meticulously labeled with detailed product information for easy identification and efficient handling. Whether you order in small or large quantities, our precise packaging process guarantees that your Stainless Steel 347 bolts are delivered intact and ready for use in demanding applications.
Mukau Fasteners is a leading manufacturer and supplier of high-quality fasteners in Kinshasa, Congo, with over 8 years of experience serving global industries.
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