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At Yasin Fasteners, we are the leading manufacturer and supplier of Stainless Steel 321/321H nuts in Istanbul, Turkey. Our fruit is specially designed for high humidity environments, giving it exceptional resistance to rust and oxidation. Ideal for the aerospace, automotive, and medical industries, our stainless steel 321/321H nuts meet stringent quality standards to ensure reliability and durability. Trust us in perfectly designed nuts that provide consistent, long-lasting performance in tough industrial applications.
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 Nuts. Renowned for their precision, durability, and adherence to international quality standards, this company caters to industries around the globe. These Stainless Steel 321 / 321H Nuts are specifically crafted to ensure reliable fastening in high-temperature and corrosive settings, providing outstanding strength and long-lasting performance. With cutting-edge technology and strict quality control in place, these nuts guarantee secure connections for critical applications, making Yasin Fasteners a trusted ally in sectors like aerospace, chemical processing, petrochemical, and power generation, where durability and reliability are absolutely essential.
| Specifications | IS, BS, ASTM |
| Standard | ASTM / ASME – A/ SA 193 |
| Length | 3 mm to 200 mm |
| Size | M02 to M33 |
| Type | Hex Nuts, Dome Nuts, Hex Machine Screw Nuts, Hex Lock Nuts Nylon Insert, Hex Jam Nuts, Hex Jam Nylon Lock Nuts, Heavy Hex Nuts, Wing Nuts, Cap Nuts, Acorn Nuts, Square Nuts, K-Lock Nuts, Prevailing Torque Lock Nuts, Top Lock Nuts, Two-Way Reversible Lock Nuts, Pin-Lock Nuts, T-Nuts, Coupling Nuts, T-Slot Nuts, Castle Nuts, Flange Nuts Serrated, Machine Hex Nuts, Finished Hex Nuts, Forged Eye Nut, Rivet Nuts, Slotted Hex Nut, Acme Hex Nuts, Nylock Nuts, Anco Locknuts, Flexloc Nuts, Reversible Locknuts, Panel Nut, Poly Nut, Conelock Nut, Self Clinching Nuts, Domed Cap Nuts, Imperial Thread Nuts, Imperial Thread Nylock Nuts, Sleeve Nuts, Thin Nuts, Weld Nuts, High Tensile Nuts, Cage Nuts, Security Nuts, Imperial Nuts, Industrial Nuts, Miscellaneous Nuts, Insert Nuts, Knurled Nuts, Round Nuts |
| Element | SS 321 |
| Ni | 9.0 – 12.0 |
| 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 | 0.10 |
| Element | SS 321 |
| Tensile Strength (MPa) min | 515 |
| Yield Strength 0.2% Proof (MPa) min | 205 |
| Elongation (% in 50mm) min | 40 |
| Rockwell B (HR B) max Hardness | 95 |
| Brinell (HB) max Hardness | 217 |
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.
The composition of Stainless Steel 321 / 321H Nuts includes austenitic stainless steel, featuring around 17–19% chromium, 9–12% nickel, and titanium to enhance stability and prevent carbide precipitation. On the mechanical side, they boast a tensile strength ranging from 515–700 MPa, a yield strength of about 205 MPa, and impressive elongation properties. The 321H variant has a higher carbon content, which boosts its high-temperature strength. These nuts are known for their excellent resistance to oxidation, stress corrosion cracking, and pitting, making them ideal for applications that require both high-temperature performance and corrosion resistance.
You’ll find Stainless Steel 321 / 321H Nuts widely utilized in industries that need durable, high-temperature resistant, and corrosion-resistant fastening solutions. They’re commonly found in chemical and petrochemical plants, boilers, heat exchangers, and high-temperature piping systems. In the aerospace and power generation fields, they play a crucial role in securing engine components and structural assemblies. Additionally, they’re used in automotive exhaust systems, industrial machinery, and equipment that faces thermal and corrosive stresses. With their remarkable blend of strength and resilience, these nuts are a go-to choice for demanding 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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