Shimizu Metals stands out as a reliable manufacturer and supplier based in Pulau Ujong, Singapore, offering top-notch stainless steel products that are built for strength, durability, and performance in high-temperature settings. Their **Stainless Steel 321 Nuts** are expertly crafted to provide outstanding resistance against intergranular corrosion and high-temperature oxidation. Thanks to the titanium stabilization, these nuts effectively prevent carbide precipitation during welding, ensuring they maintain their mechanical integrity and provide dependable fastening in even the most demanding industrial environments.
These Stainless Steel 321 Nuts are made up of 17–19% chromium, 9–12% nickel, along with titanium stabilizers. This unique blend gives them exceptional corrosion resistance, impressive tensile and yield strength, and remarkable toughness at elevated temperatures. On the mechanical side, they also show good creep resistance, which helps them stay durable and stable under thermal stress and tough operating conditions.
| Specifications Of | 321 Stainless Steel Nuts |
|---|---|
| Length Sizes | 3 millimeter to 200 millimeter |
| Head Type | Hex, Square |
| Standard | ASME B18.2.2 ASME B16.5 ASME B18.5 ANSI B 18.2.4 2M DIN = DIN 931, DIN 933, DIN 934, DIN 970 ISO = ISO 4033, ISO 4032, JIS UTS = UNF, NPTF, NPT, UNC, UNEF, UNS |
| Surface Coating | Hot Dipped Galvanizing Coated Bolts Phosphate Coated Bolts Zinc Coated Bolts Cadmium Coated Bolts Teflon Coated Bolts Xylon Coated Bolts |
| Type Of Nuts | Coupling Nuts, Nylon Insert Nuts, Flange Hex Nuts, Heavy Hex Nuts, Square Nuts |
|
Grade |
Mn |
N |
P |
C |
S |
Cr |
Mo |
Si |
Ni |
Other |
|
|
321 Stainless Steel Nuts |
minimum maximum |
2.00 |
0.10 |
0.045 |
– 0.08 |
0.030 |
17.0 19.0 |
– |
0.75 |
9.0 12.0 |
Ti=5(C+N) 0.70 |
|
Grade |
Tensile Strength (MPa) minimum |
Yield Strength 0.2% Proof (MPa) minimum |
Elongation (% in 50mm) minimum |
Hardness |
|
|
Rockwell B (HR B) maximum |
Brinell (HB) maximum |
||||
|
321 Stainless Steel Nuts |
515 |
205 |
40 |
95 |
217 |
Contact us to get a quick quote for your requirement.
An ideal corrosion resistant material for high humidity environments. Stainless steel 321 nuts are available in sizes from M6 to M36 and are used in aerospace and chemical applications, providing excellent oxidation resistance and durability
The stainless steel 321 coupling nuts are designed to hold threaded rods together under extreme conditions. Sizes range from M6 to M36, making it suitable for high-temperature aerospace and medical applications where reliability is critical.
The stainless steel 321 nylon insert nuts have a nylon insert for a secure fastening. Available in sizes from M6 to M24, they offer stability and resistance to high temperatures, and are ideal for use in industrial appliances and air filters.
Stainless steel 321 flange hex nuts for enhanced weight distribution with integrated flanges. Sizes range from M6 to M24, making it perfect for hot temperature environments, such as chemical processing and aerospace applications.
The heavy duty stainless steel 321 hex nuts are designed for high pressure, high temperature applications. Available in sizes from M6 to M36, they are used in applications requiring high strength and thermal stability, including aerospace and chemical applications
Stainless steel 321 square nuts provide large surface area for efficient torque application. Sizes range from M6 to M24, making them suitable for hot and humid environments, such as in chemical processing and industrial machinery.
You’ll find Stainless Steel 321 Nuts being utilized across various sectors, including chemical processing, petrochemical plants, oil and gas, aerospace, and marine industries. They’re perfect for securing pipelines, heat exchangers, furnace components, pressure vessels, and exhaust systems that face high temperatures and corrosive environments. With their blend of mechanical strength, corrosion resistance, and durability, these nuts ensure secure and long-lasting fastening in critical applications.
Stainless steel 321 nuts are ideal for high temperature applications due to excellent oxidation resistance. It is commonly used in the aerospace and automotive industries to manufacture materials at extreme temperatures. Additionally they are suitable for medical devices and air filters, where durability and resistance to thermal expansion are required These nuts are used in the petrochemical industry and power plants to provide portable performance reliable in hot environments and corrosive materials.
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