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309S Stainless Steel Round Bar for High Temperature Applications
Place of Origin:
China
Brand Name:
Baotong
Certification:
ISO9001
Model Number:
309S
Minimum Order Quantity:
5tons
Price:
Negotiable
Packaging Details:
Bending, Welding, Decoiling, Punching, Cutting and Others.
Delivery Time:
15-45 days, depending on the situation and quantity
Payment Terms:
L/C,D/A,D/P,T/T
Supply Ability:
100000 Tons/Year
Inquiry Now
Get A Quote
Specifications
Hardness:
70 HRB (typical)
Applications:
Kitchen Equipment, Chemical Containers, Architectural Paneling
Outer Diameter:
15*15mm-1000*1000mm
Elongation:
40% (minimum)
Legnth:
12M, 6m, 6.4M, 5.8-11.8M Or As Required
Processing Service:
Bending, Punching, Cutting
Price Term:
FOB CIF CNF ETC
Specific Heat Capacity:
500 J/kg·K
Tensile Strength:
520 MPa (minimum)
End Protector:
Plastic Pipe Cap
Pecial Pipe:
Thick Wall Pipe
Diameter:
1.9" - 4-1/2"
Grade:
S235,S355 Q235, Q345
Density:
8.0 G/cm³
Length:
1000-6000mm Or As Requirement
Product Description
Product Overview
309S Stainless Steel Round Bar is a heat-resistant austenitic stainless steel product designed for industrial applications requiring excellent oxidation resistance and reliable performance at elevated temperatures. With its high chromium and nickel content, 309S stainless steel offers improved heat resistance compared with conventional 304 stainless steel.
Our 309S Stainless Steel Round Bar is suitable for furnace components, heat treatment equipment, boiler parts, industrial machinery, and high-temperature processing systems.
Available in various diameters, lengths, and surface finishes, our stainless steel round bars can be supplied to meet different manufacturing and fabrication requirements.
Product Specifications
| Item | Specification |
|---|---|
| Product Name | 309S Stainless Steel Round Bar |
| Material Grade | 309S / UNS S30908 |
| Material Standard | ASTM A276 / ASTM A479 (as applicable) |
| Diameter | Customized according to requirements |
| Length | Customized or cut to size |
| Surface Finish | Black, Pickled, Bright, Polished |
| Shape | Solid Round Bar |
| Processing | Cutting, Turning, Polishing, Machining |
| Application | Furnaces, Heat Treatment Equipment, Industrial Components |
| Packaging | Wooden Cases, Bundles, Export Packaging |
Key Advantages of 309S Stainless Steel Round Bar
1. Excellent High Temperature Resistance
309S stainless steel provides excellent resistance to oxidation at elevated temperatures, making it suitable for many heat-resistant industrial components.
2. Good Oxidation and Corrosion Resistance
The high chromium and nickel content helps improve oxidation resistance and provides corrosion resistance in suitable industrial environments.
3. Good Fabrication Properties
309S Stainless Steel Round Bar can be processed through conventional machining, cutting, and fabrication methods with appropriate tools and procedures.
4. Low Carbon Content
Compared with standard 309 stainless steel, 309S has a lower carbon content, helping reduce the risk of carbide precipitation during certain thermal exposures.
5. Multiple Size Options
Different diameters, lengths, and surface finishes can be specified according to project requirements.
Applications of 309S Stainless Steel Round Bar
309S Stainless Steel Round Bar is widely used in high-temperature industrial environments, including:
-
Industrial Furnaces: Supports, fixtures, and other heat-resistant furnace components.
-
Heat Treatment Equipment: Furnace accessories, supporting rods, and processing fixtures.
-
Boiler Components: Selected components exposed to elevated operating temperatures.
-
Petrochemical Equipment: Suitable heat-resistant components for compatible operating conditions.
-
Industrial Machinery: Shafts, supporting parts, and precision-machined components.
-
Metal Fabrication: Custom stainless steel components requiring heat resistance.
Material selection should consider actual operating temperature, mechanical load, atmosphere, and applicable engineering standards.
Manufacturing and Quality Control
Our 309S Stainless Steel Round Bar products can be supplied with different processing options according to customer drawings and specifications.
Typical manufacturing and inspection procedures may include material verification, cutting, surface finishing, dimensional inspection, and quality checks.
Chemical composition reports and material test certificates can be provided according to agreed order requirements.
Packaging and Export
309S Stainless Steel Round Bars can be packed in secured bundles, wooden cases, or other protective export packaging depending on product diameter, length, and shipping requirements.
Appropriate packaging helps protect the stainless steel bars from surface damage and movement during transportation.
FAQ
Q1: What is 309S stainless steel round bar used for?
309S stainless steel round bar is commonly used for industrial furnace components, heat treatment equipment, high-temperature machinery parts, and other heat-resistant applications.
Q2: What is the difference between 309S and 304 stainless steel?
309S stainless steel has higher chromium and nickel content than 304 stainless steel, providing improved oxidation resistance at elevated temperatures. Grade selection depends on the specific working environment.
Q3: Can 309S stainless steel round bars be customized?
Yes. Diameters, lengths, surface finishes, and processing requirements can be specified according to project needs, subject to manufacturing availability.
Q4: Is 309S stainless steel suitable for high-temperature applications?
Yes. 309S is designed for elevated-temperature service and offers good oxidation resistance. The allowable operating temperature depends on the environment, exposure duration, mechanical stress, and component design.
Q5: What information is needed for a quotation?
Please provide the required diameter, length, quantity, surface finish, applicable standard, and any special processing or inspection requirements.
Contact Us for a Quotation
Looking for a reliable supply of 309S Stainless Steel Round Bar for High Temperature Applications?
Contact us with your specifications, required quantity, and application details to discuss material availability, customization options, and export packaging solutions.
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