
Stainless Steel 321 Round Bars Manufacturers in Mumbai
Stainless Steel 321 Round Bars are high-performance austenitic stainless steels known for their properties of oxidation and corrosion resistance, especially at high temperatures. The addition of titanium in this stainless steel enhances its resistance to intergranular corrosion, especially in applications with long periods of high heat exposure. SS 321 Round Bars are used extensively in industries that demand materials with thermal stability and mechanical strength. If you happen to be in search of Stainless Steel 321 Round Bars Manufacturers in Mumbai, Piyush Steel is a reputed name that guarantees premium-quality stainless steel products conforming to industry standards.
Titanium in SS 321 Round Bars prevents the precipitation of carbides during welding and high-temperature applications, so they are highly suitable for heat exchange, exhaust systems, and furnace components. These round bars remain intact without altering their structural integrity and mechanical properties under elevated temperatures to provide durability for long-lasting performance. The excellent corrosion resistance and strength ensure superior performance in applications requiring high-performance materials.
Stainless Steel 321 Round Bars Suppliers in India
High-quality stainless steel products necessitate the involvement of reputable Stainless Steel 321 Round Bars Suppliers in India. Therefore, they can be ensured for precision, durability, and compliance with international standards. The SS 321 Round Bar, also called DIN 1.4541 or UNS S32100, has been exhibited to possess excellent resistance to oxidation and scaling at elevated temperatures. They find great applications in chemical processing, aerospace, marine, and power generation which demand high heat and corrosion resistance.
SS 321 Round Bars are eminently weldable, rendering themselves to easy fabricate in many industrial applications, such as pressure vessels, heat exchangers, and jet engine components. In addition, they have a high-reliability factor in severe environments because they can withstand thermal cycling without significant degradation.
Stainless Steel 321 Round Bars Exporters in India
Since Stainless Steel 321 Round Bars perform exceptionally well under extremely challenging industrial situations, they are widely exported. The leading Stainless Steel 321 Round Bars Exporters in India export these bars to global markets, thus ensuring their applications will have reliable and high-quality products. This stainless steel-grade alloy is cherished in particular by the aviation, petroleum, and automotive industries, where extreme heat and oxidation need to be counteracted without loss of strength.
The SUS 321 Round Bar is extensively used in high-temperature structural applications, especially in boilers, refinery equipment, and thermal processing units. Its resistance to thermal fatigue, along with its ability to maintain mechanical strength at high temperatures, makes it an excellent choice for such applications.
- What is a 321-round stainless-steel bar?
- Stainless Steel 321 Bars Forms in Stock
- Standard Sizes and Specifications of Stainless Steel 321 Round Bars
- Equivalent Grades of Stainless Steel 321 Round Bars
- Identification Marks on Stainless Steel 321 Bars
- Applications of Stainless Steel 321 Round Bars
- Export Destinations
- Stainless Steel 321 Round Bars Chemical Composition
- 321 Round Bars of Stainless Steels Mechanical Properties

Titanium is brought to the temperature-resistant stainless steel alloy; this is the round bar of SS 321. This grade of stainless steel is designed to stand as a bargain against corrosion at immoderate temperatures, making it terrific for programs in increased-temperature environments. DIN 1.4541 round bars are pretty durable and are evidence in opposition to intergranular corrosion. The titanium-content material stabilizes the carbon within the alloy, preventing carbide precipitation inside the path of welding and excessive temperature exposure. As a result of surrendering, UNS S32100 bars are widely finished in industries wherein excessive-temperature oxidation and corrosion are troubles.
We offer round bars of SS 321 in diverse places of business paintings to wholesome a massive desire for business programs. Below is a listing of the stainless steel 321 bars to be had in our inventory:
Bar Type |
Description |
Stainless Steel Round Bar |
Versatile and widely used in the automotive, industrial, and construction sectors. |
Stainless Steel Square Bar |
Perfect for machining and custom fabrication. |
Stainless Steel Hollow Bar |
Ideal for use in hydraulic and pneumatic systems that require a hollow center. |
Stainless Steel Hex Bar |
Used for precise machining and applications requiring a specific shape. |
Stainless Steel Bright Bar |
Offers a smooth surface finish, making it suitable for decorative applications. |
Stainless Steel Forged Bar |
Known for enhanced strength and reliability in demanding industrial applications. |
Our organization gives round bars of SS 321 in pretty a few sizes and specifications to satisfy the proper dreams of our customers. Below is a desk of the same antique sizes and specifications:
Size Range (mm) |
Length (meters) |
Grade |
Standard |
10mm - 500mm |
3m, 6m, 12m |
SS 321 |
ASTM A276, A479 |
12mm - 600mm |
Custom lengths |
DIN 1.4541 |
EN 10088-3 |
15mm - 700mm |
Custom lengths |
UNS S32100 |
ASTM A276, A479 |
20mm - 800mm |
Custom lengths |
SUS 321 |
JIS G4303 |
To meet worldwide requirements, SS 321 round bars are to be had in equal grades. Below is a table of the identical grades:
Grade |
Equivalent |
DIN 1.4541 |
EN 10088-3 |
SUS 321 |
JIS G4303 |
UNS S32100 |
ASTM A276 |
Each stainless steel 321 round bar is marked with precise identifiers for first-rate guarantee and traceability. These embody:
- Manufacturer’s logo
- Alloy grade (e.g., 321, UNS S32100)
- Size and duration
- Heat treatment code
- ASTM or equal desired
- Country of starting region
These identification marks ensure the authenticity and amazing of our merchandise.
For applications where balance at slight temperatures and resistance to corrosion are crucial, round bars of SS 321 are extremely good. Common makes use of encompassing:
- Chemical processing device: Used in reactors, warm temperature exchangers, and awesome systems exposed to harsh chemical materials and excessive temperatures.
- Aerospace industrial enterprise corporation: Components like turbine blades, engine components, and brilliant aerospace programs requiring excessive-temperature modern-day normal overall performance.
- Marine applications: Resistant to pitting and corrosion, making them high-quality for marine and offshore systems.
- Heat exchangers and boilers: In excessive-temperature environments, wherein, without a doubt, one-of-a-kind materials may not carry out as nicely.
- Food processing device: Non-reactive features make it best for the meals and beverage employer.
- Petrochemical organization: Used in pipelines, valves, and fittings for dealing with corrosive gases and fluids at superior temperatures.
Piyush Steel Round Bars exports UNS S32100 round bars to global markets. Our products are furnished to global places like:
- Malaysia
- Singapore
- Thailand
- Taiwan
- Indonesia
- Qatar
- Oman
- Jordan
- Saudi Arabia
- South Africa
- Egypt
We are dedicated to turning in SUS 321 round bars that meet our clients' unique specs and worldwide brilliant requirements. For more records or to request a quote for SS 321 Round Bars, please contact Piyush Steel Round Bars these days! We are right here to offer you awesome, reliable, stainless-steel answers tailor-made to your goals.
A pinnacle of elegant stainless steel alloy with a completely top-notch chemical makeup is used to create the round bars of SS 321, which provide surprisingly immoderate performance, sturdiness, and corrosion resistance. Below is the everyday chemical composition:
Element |
Percentage (%) |
Carbon (C) |
0.08 max |
Chromium (Cr) |
17.00 - 19.00 |
Nickel (Ni) |
9.00 - 12.00 |
Titanium (Ti) |
5 times the carbon content |
Manganese (Mn) |
2.00 max |
Silicon (Si) |
0.75 max |
Phosphorus (P) |
0.045 max |
Sulfur (S) |
0.030 max |
Excellent mechanical characteristics make UNS 32100 round bars suitable for applications concerning excessive temperatures and slight strain. Below are the mechanical features:
Property |
Value |
Yield Strength (MPa) |
205 |
Ultimate Tensile Strength (MPa) |
515 |
Elongation (%) |
30 |
Area of Reduction (%) |
40 |
Hardness (NACE MR 0175) |
237 HBW |
Modulus of Elasticity (GPa) |
193 |