Xi'an Dongmeng Group Co., Ltd. is one of the most reliable manufacturers and suppliers of round bar stainless steel 304 in China, also supports customized service. With abundant experience, we warmly welcome you to wholesale cheap products in stock here and get free sample from our factory. For price consultation, contact us.
Round Bar Stainless Steel 304 (also called SS round bar, stainless steel shaft, 304 stainless rod) is a high-strength, corrosion-resistant, and versatile stainless steel rod, widely used in industrial machinery, construction, automotive, food processing, and decorative applications.
Available in hot-rolled, cold-drawn, and bright polished finishes, these 304 stainless steel round bars comply with ASTM A276, ASTM A484, EN 10088-3, JIS G4313 standards, ensuring high quality, dimensional accuracy, and global B2B compatibility.
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High Quality
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Advanced Equipment
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Professional Team
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Products Description
Product Name: Round Bar Stainless Steel 304
Alias: SS Round Bar / Stainless Steel Rod / Stainless Steel Shaft
Grade: 304
Forms: Hot-Rolled, Cold-Drawn, Bright / Polished
Standards: ASTM A276, ASTM A484, EN 10088-3, JIS G4313
Diameter: 6 – 300 mm
Length: 1 – 6 m
Type: Corrosion-Resistant Stainless Steel Rod
Chemical Composition (Typical % by Weight)
| Grade | C | Cr | Ni | Mo | Mn | P | S | Fe |
|---|---|---|---|---|---|---|---|---|
| 304 | ≤0.08 | 18–20 | 8–10.5 | – | ≤2 | ≤0.045 | ≤0.03 | Balance |
Mechanical Properties (Typical)
| Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HB) |
|---|---|---|---|---|
| 304 Hot-Rolled | 515–720 | 205–310 | 40 | 170–200 |
| 304 Cold-Drawn | 580–750 | 250–350 | 35 | 180–210 |
| 304 Bright / Polished | 580–760 | 250–360 | 35 | 180–210 |
Available Specifications (Metric + Imperial)
| Form | Diameter (mm) | Diameter (inch) | Length (m) | Surface Finish | Notes |
|---|---|---|---|---|---|
| Hot-Rolled | 6 – 200 | 0.24 – 7.87 | 1 – 6 | Hot-rolled / Pickled | Standard industrial rods |
| Cold-Drawn | 6 – 150 | 0.24 – 5.91 | 1 – 6 | Cold-drawn / Pickled | Higher precision & smoothness |
| Bright / Polished | 6 – 100 | 0.24 – 3.94 | 1 – 6 | Bright polished / Mirror finish | Decorative and precise rods |
Key Features & Advantages
Excellent corrosion resistance, suitable for indoor and outdoor applications
High strength and toughness, adaptable for structural and industrial use
Available in hot-rolled, cold-drawn, and polished finishes
Suitable for machining, bending, welding, and fabrication
High dimensional accuracy and roundness
Ideal for machinery, automotive, construction, and decorative applications
Applications
Industrial machinery shafts & pins
Automotive components and axles
Construction rods and fasteners
Food processing and pharmaceutical equipment
Architectural decoration & furniture
Precision engineering and tooling
Inspection & Quality Assurance
Chemical composition verification
Mechanical property testing (tensile, yield, elongation, hardness)
Dimensional inspection (diameter, roundness, straightness)
Surface finish inspection
Third-party inspection: SGS / BV / TUV available
MTC (EN10204 3.1 / 3.2)
Looking for premium SS 304 round bars for your project?
We provide material selection, specification matching, cut-to-size, polishing, and global shipping.
Our address
Room 4107, Runfeng Building, Sanqiao New Street, Weiyang District, Xi'an City, Shaanxi Province
Phone Number
+86 15769214734
FAQ
Q1: What sizes are available for SS 304 round bars?
Diameter: 6 – 300 mm
Length: 1 – 6 m (custom lengths available)
Q2: What surface finishes are offered?
Hot-Rolled / Pickled
Cold-Drawn / Pickled
Bright / Polished (Mirror finish)
Q3: Can 304 round bars be used in food and pharmaceutical industries?
Yes. 304 stainless steel is corrosion-resistant and safe for food contact.
Q4: Are custom diameters and cut-to-length bars available?
Yes. Custom diameters, lengths, and pre-cut bars are available according to project requirements.
Q5: Can these bars be machined, bent, or welded?
Yes. 304 stainless steel is weldable, machinable, and formable, suitable for various fabrication processes.
Q6: Do you provide certificates and third-party inspection?
Yes. MTC 3.1 / 3.2, chemical & mechanical reports, and third-party inspection (SGS / BV / TUV) are available.
Q7: What is the typical delivery time?
Standard bars: 5–12 days
Custom orders: 10–20 days
Large project orders: negotiable
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