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The Stainless Steel 321 Instrumentation Tube Fittings are constructed from high-quality 321 stainless steel, which offers remarkable corrosion resistance, impressive mechanical strength, and excellent stability at high temperatures. They maintain their shape, provide precise sealing, and resist chemical damage, ensuring secure and leak-free connections in demanding instrumentation and process control environments. Their sturdy design allows for easy installation, requires minimal maintenance, and boasts a long service life, making them perfect for high-precision and high-temperature applications.
The Stainless Steel 321 Instrumentation Tube Fittings are constructed from high-quality 321 stainless steel, which offers remarkable corrosion resistance, impressive mechanical strength, and excellent stability at high temperatures. They maintain their shape, provide precise sealing, and resist chemical damage, ensuring secure and leak-free connections in demanding instrumentation and process control environments. Their sturdy design allows for easy installation, requires minimal maintenance, and boasts a long service life, making them perfect for high-precision and high-temperature applications.
| Specifications | ASTM A182, A276, A479 / ASME SA182, SA276, SA479 |
| Size | 2mm~25mm and 1/16″~1″ |
| Thread | NPT, PT, BST, NPS, PS, BSP |
| Pressure | 6000PSI for Stainless Steel 300/1000/3000PSI for Brass |
| Types | Tube to Union, Tube to Male, Tube to Female, Instrument Pipe Fittings, Accessories |
| Grade | C | Mn | Si | P | S | Cr | N | Ni | Ti |
| SS 321 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 19.00 | 0.10 max | 9.00 – 12.00 | 5(C+N) – 0.70 max |
| SS 321H | 0.04 – 0.10 | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 19.00 | 0.10 max | 9.00 – 12.00 | 4(C+N) – 0.70 max |
|
Density |
Melting Point |
Tensile Strength |
Yield Strength 0.2% Proof |
Elongation (%) |
|
8.0 g/cm3 |
1457 °C (2650 °F) |
Psi – 75000 , MPa – 515 |
Psi – 30000 , MPa – 205 |
35 % |
These fittings are widely utilized across various sectors, including chemical processing, petrochemical, oil and gas, power generation, pharmaceuticals, and marine industries. They play a crucial role in connecting instrumentation tubing, managing fluid flow, and ensuring accurate measurement and monitoring within complex piping systems. Thanks to their corrosion resistance, high-temperature capabilities, and overall durability, stainless steel 321 tube fittings are essential for applications that demand safe, reliable, and long-lasting performance in challenging industrial conditions.
| Fitting Types | Size Inch | Size OD | |
|---|---|---|---|
| Tube to | Female Fitting | 1/4″ to 1 1/2″ | 6mm to 38mm |
| Pipe Fitting | |||
| Union | |||
| Male Fitting | |||
| Tube Fittings Accessories |
Grade | British | Euronorm | UNS No. | SS | JIS | |||
European Standards | British Standards | DIN No | Name | |||||
321 | 58B, 58C | 321S31 | 1.4541 | X6CrNiTi18-10 | S32100 | 2337 | SUS 321 | |
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Ayhan Tube Fittings is a leading supplier and stockist of premium Stainless Steel 321 Instrumentation Tube Fittings in Istanbul, Turkey. Our products are widely utilized across various industries, and we are committed to delivering exceptional service and ensuring high customer satisfaction. Our distinctive finishing techniques set us apart in the metal industry. We are dedicated to consistently providing top-quality products while effectively addressing the needs of our customers.
Stainless steel 321 instrumentation tube fittings are widely used in applications requiring high resistance to heat and corrosion. Typical applications include oil and gas production, chemical manufacturing, and power generation. Their excellent mechanical properties make them ideal for use in high-temperature environments, such as heat exchangers and pressure vessels Titanium in 321 stainless steel increases intergranular corrosion resistance, providing those materials this is suitable for aggressive chemicals in addition to providing reliable connections for hydraulic and pneumatic systems.
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