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At Poang Fasteners, we are the leading manufacturer and supplier of Stainless Steel 321/321H nuts in Da Nang, Vietnam. 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.
Poang Fasteners, a top manufacturer and exporter in Da Nang, Vietnam, produces high-quality Stainless Steel 321/321H Nuts for high-performance fastening applications in challenging industries. They are titanium-stabilized to ensure high resistance to intergranular corrosion and oxidation at high temperatures. With enhanced strength and toughness, they operate consistently in high-temperature environments up to 870°C. Their high resistance to sulfuric and phosphoric acids makes them highly suitable for chemical processing companies. Famous for great weldability, mechanical properties, and heat stability, Stainless Steel 321/321H Nuts are extensively utilized in aerospace, automobile, petrochemical, and medical companies demanding long-term reliability.
| 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.
Stainless Steel 321/321H Nuts consist of iron, chromium (17–19%), nickel (9–12%), and titanium stabilizers, which offer great resistance to intergranular corrosion and oxidation at elevated temperatures. 321H grade has more carbon content, providing enhanced creep strength and mechanical properties at elevated temperatures. They are highly tensile in strength, long-lasting, and resistant to scaling under adverse environments. Their strong properties provide stability and averts premature failure under heat stress. They have good weldability and toughness and are suitable for use in industries that need consistent fastening under constant exposure to heat and corrosive conditions.
Stainless Steel 321/321H Nuts are widely employed in aerospace applications for secure fastening of components subjected to high temperature and vibrations. In automotive industries, they are regularly utilized in engine components and exhaust systems where heat and corrosion resistance are essential. Their resistance to phosphoric and sulfuric acids renders them suitable for petrochemical and chemical plants, and their thermal cycling durability is applicable in medical equipment and pharmaceutical operations. Being more resistant to scaling, heat, and oxidation, the nuts offer safe and reliable fastening solutions in high-performance industrial applications under rigorous conditions.
Poang Fasteners is a leading manufacturer and supplier of high-quality fasteners in Da Nang, Vietnam, with over 8 years of experience serving global industries.
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