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SS 321 Bright Round Bar

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SS 321 Bright Round Bar Specification

Heat Resistance
Yes

Coating Type
No coating, bright polished

Material Composition %
Cr 17-19%, Ni 9-12%, Ti stabilized

Chemical Composition
Chromium 17-19%, Nickel 9-12%, Titanium stabilized, Balance Iron

Product Form
Round Bar

Diameter
Available from 5 mm to 200 mm

Tensile Strength
515 MPa (min)

Temper
Annealed / Tempered

Recyclable
Yes, 100%

Size
Standard and custom sizes available

Corrosion Resistant
Excellent, resists oxidation and intergranular corrosion

Hardness
201 HB (max)

Width
As per requirement

Product Name
SS 321 Bright Round Bar

Steel Type
Austenitic Stainless Steel

Steel Product Type
Bright Bar

Grade
321

Thickness
Varies as per requirement

Shape
Round Bar

Steel Standard
ASTM A276, ASTM A479

Surface
Smooth bright finish

Composition
Chromium, Nickel, Titanium, Iron & trace elements

Application
Used in heat exchangers, chemical processing, food and beverage, fabrication, architectural, marine and high-temperature environments

Dimension (L*W*H)
Custom length x Diameter

Weight
Depends on diameter and length

Color
Bright Metallic Silver

Material Grade
SS 321

Finish Type
Bright Polished

Usage
Machining, construction, chemical & industrial applications

Modulus of Elasticity
193 GPa

Elongation
35% (in 50 mm)

Delivery Condition
Bright Bar, Cold Drawn or Peeled

Packaging Type
Bundled, wrapped or as requested

Lead Time
Ready stock or as per order

Density
7.9 g/cm3

Magnetic Properties
Non-magnetic in annealed condition

Weldability
Good, recommended with matching filler metals

SS 321 Bright Round Bar About

SS 321 Bright Bars are titanium-stabilized stainless steel bars offering good corrosion resistance and reliable performance at elevated temperatures. Their bright surface and dimensional accuracy make them suitable for precision engineering and high-temperature components.

Heat exchangers, aircraft components, exhaust systems, fasteners, fittings, power-generation equipment, process machinery, and high-temperature piping components.

Outstanding Resistance to Corrosion and Heat

SS 321 Bright Round Bars offer exceptional resistance to oxidation and intergranular corrosion, even in high-temperature applications up to 870C (1600F). This makes them perfectly suited for use in heat exchangers, chemical processing equipment, and marine environments where durability and longevity are critical.

Versatile Applications Across Industries

With properties like good weldability, high elongation (35%), and a bright, smooth finish, these bars serve diverse industries such as construction, food and beverage, fabrication, and architecture. Their customizability in size and finish ensures they fit both standard and specialized project requirements.

Customized Solutions and Efficient Delivery

We provide SS 321 Bright Round Bars in ready stock or as per client order, with options for bundled, wrapped or custom packaging. Whether you need standard lengths or unique dimensions, our delivery adapts to your specifications, ensuring reliable, prompt service for all machining and structural needs.

FAQ's of SS 321 Bright Round Bar:

Q: How are SS 321 Bright Round Bars processed and finished?

A: SS 321 Bright Round Bars are manufactured using cold drawn or peeled processes, resulting in a smooth, bright polished surface. The bars are supplied in the annealed or tempered condition and do not have any coating, ensuring a clean, metallic silver finish.

Q: What are the key benefits of using SS 321 Bright Round Bars?

A: These bars offer excellent corrosion and oxidation resistance, maintain structural integrity at high temperatures (up to 870C), and exhibit good weldability with matching fillers. Their non-magnetic nature and high durability make them ideal for demanding industrial and architectural applications.

Q: Where can SS 321 Bright Round Bars be effectively utilized?

A: SS 321 Bright Round Bars are widely used in chemical processing, food and beverage production, heat exchangers, marine and architectural projects, as well as general fabrication and construction, especially where corrosion resistance and high performance are required.

Q: When is it advisable to choose SS 321 grade over other stainless steel grades?

A: SS 321 is recommended when the application demands high resistance to intergranular corrosion, especially after welding or when operating temperatures might exceed 500C, making it more advantageous over classic 304 or 316 grades in thermal cycling environments.

Q: What is the process for ordering or customizing SS 321 Bright Round Bars?

A: Customers can select from ready stock or place orders specifying required diameters (5 mm to 200 mm), lengths, packaging, and finish. Custom sizes and bundled packaging are provided upon request, and our team ensures prompt delivery as per your project's timeline.

Q: How recyclable are SS 321 Bright Round Bars and what is their environmental impact?

A: These round bars are 100% recyclable, supporting sustainable manufacturing practices. Once their lifecycle ends, they can be fully reprocessed into new stainless steel, helping minimize environmental waste.

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