SS 304 / 304L Stainless Steel Round Bars.
Stainless steel 304 and 304L round bar enquiries for machining, component manufacturing and general engineering.
Can’t find your grade? Send it — we’ll source it.
Our stockist and mill sourcing network extends beyond the grades listed here. Send rare grades, unusual forms and small-quantity requirements for sourcing review.
One enquiry gives us the details to check suitable sources across the network and help move your purchase forward. Share the exact grade, standard, form, size, quantity, delivery town and required date. We’ll confirm availability, minimum order quantity and lead time against your requirement.
Mill test certificate (EN 10204 3.1) supplied with material; third-party inspection on request.
Quick details
| Material grade | SS 304 (UNS S30400) |
|---|---|
| Standard | ASTM A276 / A479 Type 304 |
| Type | Bright (cold-drawn, ground), Black (hot-rolled), Peeled and polished, Hex, square and flat bar |
| Diameter | 3 mm to 300 mm; larger forged bar on enquiry |
| Usage / application | Food, dairy and beverage equipment, Water and utility piping, Architectural and kitchen fabrication |
| Test certificate | Mill test certificate (EN 10204 3.1) supplied with material; third-party inspection on request. |
| Business type | Stockist and supplier |
| Location | 231/235, Sant Sena Maharaja Marg, Mumbai, Maharashtra 400004, India |
Also searched as: SS 304 round bar, 304 stainless steel round bar, stainless steel 304 round bar, SS 304 rod, ASTM A276 round bar, UNS S30400 round bar, 1.4301 round bar
Product information for purchasing teams
Stainless steel 304 and 304L round bar enquiries for machining, component manufacturing and general engineering. Exact specification, availability and commercial details are confirmed against your enquiry.
Machined parts, fasteners, fixtures and general engineering components where the selected stainless grade is suitable.
Standards and specifications
Specify the applicable ASTM, EN or other material standard, product condition, dimensional tolerance and test-documentation requirements. Requirements differ by bar form and application.
Grades and material families
AISI 304 / UNS S30400 and 304L / UNS S30403. Confirm the exact grade, condition and certification requirements.
Forms and supply options
Round bars and specified bar dimensions; other shapes may be considered against enquiry.
SS 304 Round Bars specifications
| Material standard | ASTM A276 / A479 Type 304 |
|---|---|
| Grade | SS 304, UNS S30400, W.Nr 1.4301 |
| Diameter | 3 mm to 300 mm; larger forged bar on enquiry |
| Tolerance | h9, h11 or k12 for bright bar; as rolled for black bar |
| Lengths | 3 to 6 m random, or cut pieces |
| Condition | Annealed, solution annealed, hardened and tempered as applicable to the grade |
| Inspection | Third-party inspection on request |
| Documents | Mill test certificate (EN 10204 3.1) supplied with material; third-party inspection on request. |
Related designation references
| Grade | UNS | Werkstoff Nr. | EN / BS | JIS |
|---|---|---|---|---|
| SS 304 | S30400 | 1.4301 | X5CrNi18-10 | SUS 304 |
Cross-standard references are not automatic substitutes. Confirm the exact product form, specification, composition, class and condition before accepting a substitution.
Composition and mechanical properties
Composition and mechanical requirements depend on the product form and specification. Specify ASTM A276 / A479 Type 304 and confirm the grade, class, condition, dimensions and applicable limits against the purchase specification and mill test certificate.
Types we supply
- Bright (cold-drawn, ground)
- Black (hot-rolled)
- Peeled and polished
- Hex, square and flat bar
Applications
- Food, dairy and beverage equipment
- Water and utility piping
- Architectural and kitchen fabrication
- Storage tanks and general process lines
What to include in your RFQ
Share the exact grade and standard, product dimensions, quantity, required delivery location and any inspection or material certificate requirements. This helps the team review the specification and confirm availability before quotation.
Questions buyers ask
Is SS 304 magnetic?
Annealed 304 is essentially non-magnetic. Cold working, such as bending or drawing, can make it slightly magnetic without changing the grade.
Which standard covers SS 304 Round Bars?
SS 304 Round Bars are supplied to ASTM A276 / A479 Type 304.
What sizes of SS 304 Round Bars does Steel Impex India supply?
Diameter: 3 mm to 300 mm; larger forged bar on enquiry. Tolerance: h9, h11 or k12 for bright bar; as rolled for black bar. Exact availability is confirmed for each enquiry.
Do SS 304 Round Bars come with a mill test certificate?
Mill test certificate (EN 10204 3.1) supplied with material; third-party inspection on request.
What should I send for the SS 304 Round Bars quotation?
Send diameter, tolerance, bright or black, length or cut pieces, quantity and certificate type.
Where is Steel Impex India located?
Steel Impex India is at 231/235, Sant Sena Maharaja Marg, Mumbai, Maharashtra 400004, India We supply across India.