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At Yasin Fasteners, we are a leading manufacturer and supplier of Stainless Steel 321/321H bolts in Istanbul, Turkey. Our bolts are engineered for high-temperature applications, offering exceptional resistance to oxidation and corrosion. Ideal for use in aerospace, automotive, and chemical processing industries, our Stainless Steel 321/321H bolts adhere to stringent quality standards to ensure durability and reliable performance. Trust us for precision-engineered bolts that deliver consistent results in demanding industrial environments.
Yasin Fasteners, a reputable manufacturer and supplier located in Istanbul, Turkey, is all about delivering top-notch fastening solutions, including their Stainless Steel 321 / 321H Bolts. Renowned for their precision, durability, and adherence to international standards, this company caters to a wide range of industries both locally and globally. The Stainless Steel 321 / 321H Bolts from Yasin Fasteners are engineered to endure high temperatures and resist corrosive environments, ensuring reliable performance and impressive longevity. Crafted with cutting-edge technology and rigorous quality control, these bolts guarantee secure fastening in demanding applications, making Yasin Fasteners a trusted partner for sectors like aerospace, chemical, and power generation.
| 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. |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 347 | min. | – | – | – | – | – | 17.0 | 2.00 | 9.0 | – |
| max. | 0.08 | 2.0 | 1.00 | 0.045 | 0.030 | 20.0 | 3.00 | 13.0 | – | |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 347 | 515 | 205 | 40 | 95 | 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.
These bolts are made from austenitic stainless steel, featuring about 17–19% chromium, 9–12% nickel, and a touch of titanium to stabilize their structure and prevent carbide precipitation. On the mechanical side, they boast a tensile strength between 515 to 700 MPa, a yield strength of around 205 MPa, and commendable elongation. The 321H variant has a bit more carbon, which enhances its strength at high temperatures. With excellent resistance to oxidation, corrosion, and stress corrosion cracking, these bolts are perfect for high-temperature and challenging industrial settings.
Stainless Steel 321 / 321H Bolts find their place in industries that demand durable, high-temperature resistant, and corrosion-resistant fastening solutions. They’re commonly used in aerospace and aviation components, chemical processing facilities, and petrochemical equipment. In power generation and exhaust systems, these bolts maintain their strength even in high-temperature conditions. They’re also utilized in boilers, heat exchangers, and automotive engine parts. Thanks to their remarkable mechanical strength, corrosion resistance, and ability to perform under extreme temperatures, Stainless Steel 321 / 321H Bolts are a reliable choice for various 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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