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321 Stainless Cold Finish Round Bar, EN / AISI SS 321 Rectangular Bar, 321 Stainless Steel Square Bar, Steel S32100 Bright Bar Manufacturer, stockist, suppliers and Exporter

As an acclaimed enterprise of the industry, Super Freeze India. is involved in offering a vast array of Stainless Steel 321Round Bars(SS 321 Round Bars) as a manufacturer, exporter, stockiest and supplier to our domestic and global clients. Stainless Steel 321 Bars is widely used in general engineering applications. SS 321 Bars is also used in heat exchanger application. On the other hand, these Stainless Steel 321 Rods is used in refineries, power plants and ship buildings.


Specification :


Dimensions EN, DIN, JIS, ASTM, BS, ASME, AISI
Size 5 mm To 500 mm
Diameter 0.1 mm to 100 mm
Length 100 mm To 6000 mm Long & Above
Finish Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
Tolerance H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements
Form Round, Square, Hex (A/F),Flate, Rectangle, Billet, Ingot, Forging Etc.
Stainless Steel ASTM A-479, A-182, 304, 304L,304H,304S, 316, 316L,316 Ti, 316H, 309, 310, 310S, 317L, 321, 347, 409, 410, 420, 430, 440, 446, 904L. etc.
Duplex Steel 2205, 31803, 32750, 32760, 2101, 2304.
Alloy Steel A-182 - F5, F9, F11, F12, F21, F22 & F91
Special Grade Stainless Steel 17-4 PH, Alloy 800, Alloy 600. Hastelloy C276.
Carbon Steel A 105, LF 2, Duplex Steel.

Stainless Steel 321 Bar Equivalent Grades

STANDARD WERKSTOFF NR. UNS
SS 321 1.4541 S32100

Stainless Steel 321 Bar Chemical Composition

321 Max Min
Ni 12.00 9.00
C 0.08 -
Mn 2.00 -
P 0.045 -
S 0.030 -
Si 1.00 -
Cr 19.0 17.0
Mo 3 – 4 -
N 0.10 max -
TI 0.70 5(C+N) 

Stainless Steel 321 Bar Mechanical Properties

Element SS 321
Density 8.0 g/cm3
Melting Point 1454 °C (2650 °F)
Tensile Strength Psi – 75000 , MPa – 515
Yield Strength (0.2%Offset) Psi – 30000 , MPa – 205
Elongation 35 %
Hardness (Brinell) 217


Ready Stock Available of Stainless Steel 321 Round Bar


321 Stainless Steel Black Bars 321 Stainless Steel Bar 321 Stainless Steel Bright Bar
321 Stainless Steel Square Bar 321 Stainless Steel Hex Bar 321 Stainless Steel Rods

Types of Round Bar Available


Buttweld Fittings

Round Bar

Buttweld Fittings

Square Bar

Buttweld Fittings

Flat Bar

Buttweld Fittings

Hex Bar

Buttweld Fittings

Triangle Bar

Buttweld Fittings

Hollow Bar



Marking & Packing


Our Nickel Alloy 2.4066 round bars are packaged to ensure that there is no damage during transit. In case of exports, standard export packaging is done in wooden cases. All Nickel Alloy UNS N02200 bar are marked with Grade, Lot No, Size and our trade mark. We can also make custom marking on our products on Speical request from Purchaser.


Quality Assurance


Super Freeze India all Nickel Alloy 200 round bars, Nickel Alloy 200 bright bars and Nickel 200 hex bars are subject to strict inspection at each stage starting from material purchasing to product dispatch. They are visually examined for conformity to ASTM, ASME, DIN, EN, and JIS codes and standards. We can also appoint official certified Inspection Agencies upon request of our clients so that they can witness the material reports, dimensions and quality conformity of products.

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