Stainless Steel 321 Hex Bars Manufacturer, Stockist and Exporter
Stainless Steel 321 Hex Bars are widely recognized for their exceptional resistance to high-temperature environments, making them ideal for applications that demand superior thermal stability. These hex bars are manufactured using stabilized titanium to prevent carbide precipitation during welding and long-term exposure. Industries rely on SS 321 Hex Bars due to their durable structure, strength, and excellent corrosion resistance. They maintain mechanical integrity even when exposed to elevated temperatures over extended periods. The hexagonal shape allows easy machining, threading, and fabrication for various industrial needs. SS 321 Hex Bars are commonly used in chemical processing, oil refineries, and aerospace components. Their long service life and reliable performance make them highly preferred across global sectors.
One of the standout features of Stainless Steel 321 Hex Bars is their ability to resist intergranular corrosion, even after exposure to temperatures in the chromium carbide precipitation range. This makes them suitable for applications involving frequent temperature fluctuations. The bars offer excellent weldability, formability, and toughness, which helps in creating complex components with precision. SS 321 Hex Bars deliver consistent performance under oxidation-prone conditions, maintaining stability up to 900°C. Their structural firmness makes them ideal for pressure vessels, heat exchangers, and furnace parts. The titanium stabilization greatly enhances the material's lifespan. Overall, SS 321 Hex Bars strike an excellent balance between strength, corrosion resistance, and thermal efficiency.
Stainless Steel 321 Hex Bars are manufactured under strict quality standards to ensure optimum mechanical strength and dimensional accuracy. Their impressive tensile and yield properties allow them to withstand heavy load applications without deformation. These hex bars are preferred by industries that require both corrosion resistance and long-term operational reliability. SS 321 provides superior creep strength, making it ideal for service in environments where sustained stress and heat are common. The consistent metallurgical structure ensures uniform performance in both low and high-temperature ranges. Additionally, the surface finish of SS 321 Hex Bars enhances resistance to harsh chemicals. Their ability to resist scaling at elevated temperatures significantly boosts their industrial value.
Worldwide Stainless Steel 321 Hex Bars Manufacturer, Stockist and Exporter
The versatility of Stainless Steel 321 Hex Bars makes them suitable for multiple industries, including petrochemical, marine, automotive, and pulp & paper manufacturing. They are frequently chosen for fabricating components such as shafts, fasteners, valve parts, and boiler equipment. SS 321 Hex Bars maintain their durability even when exposed to acidic, humid, or saline atmospheres. Their ease of machining and uniform hardness profile enable manufacturers to achieve precise engineering designs. In addition, the titanium content helps the alloy withstand severe thermal cycles without losing stability. These hex bars also perform exceptionally well under stress-corrosion cracking conditions. Their adaptability allows use in both heavy-duty and high-precision applications.
When compared to other austenitic stainless steels, Stainless Steel 321 Hex Bars provide enhanced resistance in heat-affected zones and welded sections. This makes them a preferred choice for components frequently assembled through welding operations. The alloy retains its toughness even at sub-zero temperatures, highlighting its wide operational range. SS 321 Hex Bars are also known for their excellent oxidation resistance in continuous service up to 900°C and intermittent service up to 925°C. These bars demonstrate great resistance to organic acids and neutral chloride environments. Their balanced composition ensures optimum corrosion protection without compromising mechanical strength. The material remains dimensionally stable even in prolonged high-temperature exposure.
Stainless Steel 321 Hex Bars are commonly used in high-temperature chemical processing systems due to their impressive resistance to carburizing and oxidizing atmospheres. The alloy’s stability under thermal stress ensures that it performs reliably in furnace components and expansion joints. SS 321 Hex Bars maintain their structural integrity when subjected to fluctuating temperatures, making them suitable for heat treatment systems. Their superior toughness helps prevent fractures during mechanical operations. These hex bars are widely selected for aerospace exhaust systems because of their resistance to thermal fatigue. Their smooth surface further enhances corrosion resistance and reduces material degradation. SS 321 continues to be an industry-trusted choice for demanding environments.
The long-lasting durability and minimal maintenance requirements of Stainless Steel 321 Hex Bars contribute significantly to reducing lifecycle costs in industrial applications. Their excellent balance of stability, strength, and corrosion resistance makes them a cost-effective solution for high-stress environments. These bars are available in a wide range of sizes and custom lengths, offering flexibility for diverse engineering needs. The alloy's titanium stabilization prevents sensitization, enabling safe usage in welded or heat-exposed components. SS 321 Hex Bars are widely stocked due to their consistent demand in manufacturing sectors. Their ability to resist thermal degradation ensures exceptional functionality across multiple applications. Overall, they provide unmatched reliability in both standard and extreme conditions.
Stainless Steel 321 Hex Bars
Specifications
| Specification | Standard |
|---|---|
| Material | Stainless Steel 321 (UNS S32100) |
| Standard | ASTM A276 / A479 |
| Form | Hex Bars / Hexagonal Rods |
| Size Range | 10mm to 120mm (Custom sizes available) |
| Length | 1000mm to 6000mm (Cut lengths on request) |
| Finish | Bright, Black, Polished, Peeled |
| Manufacturing Process | Cold Drawn / Hot Rolled / Annealed |
| Hardness | 180 - 220 HB (Typical) |
| Certification | EN 10204 3.1 / 3.2 |
Chemical Composition (Typical Ranges)
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.08 max |
| Manganese (Mn) | 2.00 max |
| Silicon (Si) | 1.00 max |
| Phosphorus (P) | 0.045 max |
| Sulfur (S) | 0.030 max |
| Chromium (Cr) | 17.00 – 19.00 |
| Nickel (Ni) | 9.00 – 12.00 |
| Titanium (Ti) | 5 × C min – 0.70 max |
| Iron (Fe) | Balance |
Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | 515 MPa min |
| Yield Strength (0.2% Proof) | 205 MPa min |
| Elongation (in 50mm) | 40% min |
| Hardness (Brinell) | 217 HB max |
| Melting Point | 1398 – 1454 °C |
| Density | 7.92 g/cm³ |
Dimension Chart
| Hex Bar Size (Across Flats) | Weight (kg/m) | Weight (lbs/ft) |
|---|---|---|
| 10 mm | 0.68 | 0.46 |
| 12 mm | 0.98 | 0.66 |
| 14 mm | 1.34 | 0.90 |
| 16 mm | 1.75 | 1.17 |
| 18 mm | 2.22 | 1.49 |
| 20 mm | 2.75 | 1.85 |
| 22 mm | 3.34 | 2.24 |
| 25 mm | 4.30 | 2.89 |
| 28 mm | 5.42 | 3.63 |
| 30 mm | 6.13 | 4.11 |
| 32 mm | 7.00 | 4.70 |
| 36 mm | 8.98 | 6.02 |
| 40 mm | 11.00 | 7.38 |
| 45 mm | 14.00 | 9.41 |
| 50 mm | 17.50 | 11.75 |
Equivalent 321s
| Standard | Equivalent Grade |
|---|---|
| UNS | S32100 |
| WERKSTOFF NR. | 1.4541 |
| EN | X6CrNiTi18-10 |
| BS | 321S31 |
| JIS | SUS 321 |
| GOST | 08Х18Н10Т |
| AFNOR | Z6CNT18-10 |
We offer a wide range of Stainless Steel 321 Hex Bars in various diameters, lengths, and finishes. Our bars are supplied with hot-rolled, cold-drawn, and centerless ground finishes, ensuring superior surface quality and dimensional accuracy. Custom cutting, polishing, and packaging services are also available to meet specific project requirements.
With a strong inventory, reliable distribution network, and dedicated customer support, Shakti Forge India continues to strengthen its position as a leading Stainless Steel 321 Hex Bars manufacturer, stockist, and exporter. Our products serve both domestic industrial hubs and global industries, delivering high-performance Stainless Steel bars that meet stringent engineering and quality standards.
Frequently Asked Questions (FAQs)
Cities we have supplied our products to
Mumbai, Delhi, Bengaluru(Bangalore), Hyderabad, Chennai, Kolkata, Pune, Ahmedabad, Surat, Vadodara, Rajkot, Nagpur, Indore, Bhopal, Jaipur, Kanpur, Lucknow, Agra, Varanasi, Amritsar, Chandigarh, Mysuru (Mysore), Udaipur, Jodhpur, Visakhapatnam, Coimbatore, Madurai, Kochi, Thiruvananthapuram, Mangalore, Nashik, Kolhapur, Chandrapur, Akola, Vilayat, Somnath, Dahej, Narmada, Ankleshwar, Navsari, Valsad, Rajpipla, Veraval,Kovvur, Andra Pradesh,Karwar, Karnataka,Kosamba, Gujarat, Vishakapatnam, Shahad, Pondicherry, Kakkinada, Pradesh, Nagda, Madhya Pradesh,Harihar, Karnataka, Tuticorin, Tamilnadu, Trivandrum, KeralaKurnool, Rourkela, Hindupur, Orissa, Renukoot, Uttar Morbi, Kerala ,Himachal, Dehradun, Visakhapatnam ,Jamnagar, Kozhikode, Ludhiana,Latur, Nanded, Vijaywada, Alwar, Bareilly, Bikaner, Andheri, Marol, Taloja, Turbhe, TTC (Thane-Belapur), Pimpri-Chinchwad, Chakan, Talegaon, Ranjangaon, Jejuri, Baramati, Satpur, Ambad, Sinnar, Igatpuri, Shendra, Waluj, Chikalthana, Paithan, Hingna, Butibori, Kalmeshwar, Umred, Shiroli, Kagal, Gokul Shirgaon, Akkalkot, Chincholi, Lote-Parshuram, Dombivli, Ambernath, Mahad, Roha, Palghar, Tarapur (Boisar)
Cities we have supplied our products to
South Korea, Africa, Sri Lanka, Syria, Taiwan, Tanzania, Tajikistan, Thailand, Turkey, Turkmenistan, Ukraine, United Kingdom, Arab Emirates (UAE), Uzbekistan, Vietnam, Yemen, France, Germany, Greece, Oman, Colombia, Portugal, Japan, Lithuania, Macau, Mongolia, Qatar, Ireland, Malaysia, Bangladesh, Russia, Iran, Jordan, Singapore, Bulgaria, Poland, Denmark, Nigeria, Gambia, Indonesia, Finland, Argentina, Chile, Spain, Peru, Kuwait, India, Saudi Arabia, Slovakia, Slovenia, Sweden, Switzerland, Bahrain, the Netherlands, United Kingdom, Mexico, Bulgaria, Spain, France, Germany, Colombia, Brazil, Saudi Arabia, Iraq, Iran, Sudan, Libya, Tanzania, Nigeria, New Zealand, Paris, Switzerland
Applications of Stainless Steel 321 Hex Bars
- Oil & Gas Industry – pipelines, offshore rigs, valves, and fittings
- Chemical Processing Plants – heat exchangers, reactors, and storage vessels
- Marine & Shipbuilding – propeller shafts, seawater systems, and pumps
- Aerospace – jet engines, turbine blades, and structural components
- Power Generation – nuclear plants, boilers, and steam generators
- Automotive – exhaust systems, sensors, and performance parts
- Pharmaceutical & Food Industry – equipment requiring hygiene and corrosion resistance
- Construction & Infrastructure – high-strength fasteners, joints, and supports
