Neeka Tubes is one of the prominent supplier of Stainless Steel 304 Square Bars. We offer durableΒ and high-quality products. Which are famous for their strength and corrosion resistance. SS 304 Square Bar also known as Box Bar is manufactured from Grade 304 Stainless Steel. It is widely used for the excellent corrosion resistance and durability. It is also widely used in structural and industrial applications because of its strength and reliability for use in areas of high use.
SS 304 square bar offers excellent strength and durability. With an impressive 85,000 Psi tensile strength and 45,000 Psi yield strength, it contains 18-20% chromium and 8-11% nickel, ensuring superior corrosion resistance. it offers 50% elongation and 55% reduction in area, making it highly durable, making it highly durable. Stainless Steel 304 Square Bar resists rust and oxidation, making it ideal for humid and marine environments where moisture exposure is high.

Advantages of Stainless Steel 304 Square Bar
SS 304 square bar has many applications in construction, automobile, food processing industries and in the marine sector. It is suitable for frameworks, support and structural parts. The material has good corrosion resistance which make it suitable for chemical and water usage. This shape provides stability and strength, making it ideal for fabrication, machinery, and architectural applications. It is also used in railings, fasteners and industrial equipment.








| Specification | EN 10272, EN 10088-3 Grade 304, 316, 304L, 316L |
|---|---|
| Standard | EN, DIN, ASTM, ASME, API, GB, SUS, AISI, UNS |
| Sizes | 3mm to 800mm diameter |
| Length |
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| Finish | Polished, Peeled, Bright Drawn, Bright, Cold Drawn Turned, Centreless Ground, Black, Annealed, Rough Turned, Grinding, Smooth Turned |
| Tolerances | H8, H13, H11, H10, H9, K9, H12, K11, K12, K10 |
| Surface Finish | 1D, 8K, HL, NO.3, NO.1, BA, 2B, NO.4, 2D |
| Production Method | Rolled / Forged |
| Characteristics |
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| Typical application of SS Square Bar |
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| Services |
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| Our Stainless Steel Square Bar conforms to Standard ISO 15156/ NACE MR0175 | |
| Element | C | Cr | Mn | Ni | P | S | Si |
|---|---|---|---|---|---|---|---|
| SS 304 | 8.0 β 11.0 | 18.0 β 20.0 | 2.0 max | 8.0 β 11.0 | 0.045 max | 0.03 max | 1.0 max |
| Element | Tensile Strength | Yield Strength | Elongation | Reduction in Area | Hardness |
|---|---|---|---|---|---|
| SS 304 | Psi β 85,000 | Psi β 45,000 | 50% | 55% | Rb 180 |
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| SS 304 | 1.4301 | S30400 | SUS 304 | 304S31 | 08Π₯18Π10 | Z7CN18-09 | X5CrNi18-10 |
Contact Neeka tubes today for a best offer & competitive quotation Of Stainless Steel 304 Square Bar
Please Call on +91 7700067892 or drop an E-Mail : sales@neekatubes.net
| Size(mm) | 42 X 42 | 56 x 56 | 32 x 32 | 40 x 40 | 50 x 50 | 53 X 53 | 63 x 63 |
|---|---|---|---|---|---|---|---|
| Weight (kg/ft) | 4.22 | 7.50 | 2.40 | 3.80 | 0.60 | 6.72 | 9.50 |
| Size(mm) | 14 x 14 | 20 x 20 | 10 x 10 | 12 x 12 | 16 x 16 | 17 x 17 | 25 x 25 |
| Weight (kg/ft) | 0.50 | 1.00 | 0.20 | 0.30 | 0.60 | 0.69 | 1.50 |
| SQUARES | ||
|---|---|---|
| Size(mm) | WT PER FEET IN KGS | WT PER MTR IN KGS |
| 16 | 0.62 | 2.05 |
| 18 | 0.79 | 2.59 |
| 20 | 0.76 | 2.49 |
| 22 | 1.18 | 3.87 |
| 25 | 1.52 | 5.00 |
| 28 | 1.91 | 6.27 |
| 30 | 2.19 | 7.20 |
| 32 | 2.50 | 8.19 |
| 36 | 3.16 | 10.37 |
| 38 | 3.52 | 11.55 |
| 40 | 3.90 | 12.80 |
| 45 | 4.94 | 16.20 |
| 50 | 6.10 | 20.00 |
| 56 | 7.65 | 25.08 |
| 60 | – | – |
| 65 | – | – |
| 70 | – | – |
| 75 | – | – |
| 80 | – | – |
| 90 | – | – |
| 100 | – | – |




Testing and Packing
Our team guarantees the best quality of Stainless Steel 304 Square Bar. By conducting tests like Mill Test, Positive Material Identification (PMI) and National Accreditation Board for Testing and Calibration Laboratories (NABL) tests. We also offer both the Destructive and Non Destructive Test Reports. Then The bars packed in wooden boxes and bubble wraps as well as plastic covers. To avoid any case of damage.
Delivery and Marking
We ensure that the SS 304 Square Bar ASTM Standards are followed, marking the bars as per standards and customer specifications for easy identification. We also include test certificates and analysis reports for each of the products. We deliver our bars within the shortest time possible to ensure the customer receives quality products as desired. We ensure that our products meet the shipping standards to avoid any harm that may be caused to the products when in transit.







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