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Yasin Fasteners, located in Istanbul, Turkey, is a reliable manufacturer and supplier of stainless steel fasteners, including the 347 grade. Designed for applications needing high corrosion resistance and strong high-temperature stability, 347 stainless steel is widely used in chemical, petrochemical, and power generation industries. Yasin Fasteners ensures each product meets international quality standards for strength and reliability. Their 347 stainless steel fasteners deliver long-lasting performance in tough conditions, offering protection against intergranular corrosion, oxidation, and stress corrosion cracking. This makes them a preferred choice for engineers looking for durable and high-performance fastening options.
347 stainless steel is an austenitic alloy with 17 to 19% chromium, 9 to 13% nickel, 0.08% carbon, and columbium or tantalum stabilizers. Its high-temperature strength is impressive, with tensile strength around 515 to 750 MPa and yield strength 205 to 310 MPa. It fights off intergranular corrosion, stress corrosion cracking, and oxidation at high temperatures. Its mechanical properties include good ductility, toughness, and elongation of 40 to 50%. 347 stainless steel maintains stability and reliability under extreme heat, pressure, and corrosive settings, ensuring long-lasting strength in industrial, chemical, and power-generation applications.
| 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 are widely used in applications requiring high corrosion and heat resistance. Due to its durability in extreme conditions, it is important in aerospace applications, medicine and power generation. These bolts are also used in petroleum refining and extraction areas, where they resist oxidation. In addition, stainless steel 347 bolts are suitable for heavy machinery and construction applications, providing reliable performance and durability in harsh environments and critical industrial conditions.
347 stainless steel from Yasin Fasteners is well-suited for chemical processing equipment, like reactors, piping, heat exchangers, and storage tanks handling acids. Power plants use it in boilers, superheaters, and turbines. The petrochemical and refinery sectors employ it in high-temperature pipelines and exhaust parts. Aerospace and industrial applications use 347 for furnace parts, pressure vessels, and flue gas systems. Its strong resistance to intergranular corrosion and thermal stability ensures dependable performance in harsh conditions, making it ideal for high-pressure, high-temperature, and chemically challenging environments across various engineering and industrial applications.
Yasin Fasteners is a leading manufacturer and supplier of high-quality fasteners in Istanbul, Turkey, with over 8 years of experience serving global industries.
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