Stainless Steel 309 Bars are high-performance Cr-Ni-Si alloy steel bars renowned for superior heat resistance. Having elevated silicon content and high chromium and nickel levels, SS 309 Round Bars provide exceptional oxidation resistance and retain their strength at ambient and high temperatures. Caliper Overseas produces and provides these bars with a quality and durability orientation, which ensures stable performance in rigorous industrial conditions.
These bars conform to global standards like ASTM A276, ASTM A479, ASME SA276, and ASME SA479. The composition includes controlled levels of chromium, nickel, carbon, and silicon to meet exact specifications. Mechanical properties such as tensile strength, yield strength, and elongation are precisely maintained. Available in a range of forms—round, square, hexagon, and rectangular these bars are offered in finishes like black, bright polished, and rough turned. For durable and high-quality Stainless Steel 309 Bars, connect with a trusted manufacturer and supplier in India.
Table Of Content
About Stainless Steel 309 Bars
Stainless Steel 309 Bars Specification
Stock Availability of SS 309 Bars & Rods
Equivalent Grades Of Stainless Steel 309 Bars
Chemical Composition of SS 309 Round Bar
Mechanical Properties of SS 309 Rods
Stainless Steel 309 Bars & Rods Ready Stock
Stainless Steel 309 Bars & Rods Specification
| SS 309 Bar Standard | ASTM A276 / A479, ASME SA276 / A479 |
|---|---|
| Stainless Steel 309 Bar Dimensions | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Stainless Steel 309 Round bar size | Diameter: 3-~800mm |
| Stainless Steel 309 Hex Bar size | 2-100mm A/F |
| SS 309 Flat bar size | Thickness: 2 -100mm |
| Width: 10 to 500mm | |
| Stainless Steel 309 Square bar size | 4 to 100mm |
| SS 309 Angle bar size | 3mm*20mm*20mm~12mm*100mm*100mm |
| SS 309 Rectangular Bars Section | 3.0 to 12.0mm thickness |
| ASTM A276 Type 309 Hollow Bar | 32mm OD x 16mm ID to 250mm OD x 200mm ID) |
| SS 309 Threaded Bar Billet Size | 1/2 to 495mm Diameter |
| Stainless Steel 309 Rectangular Size | 33 x 30mm to 295 x 1066mm |
| 309 SS Hex Bars Finish | Cold (bright) drawn, centreless ground, hot rolled, smooth turned, peeled, slit rolled edge, hot rolled annealed, Rough Turned, Bright, Polish, Grinding, Centreless Ground & Black |
| ASTM A276 SS Type 309 Hollow Bar Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| SUS 309 T-Bar Surface | Bright, Hot Rolled Pickled, Cold Drawn, Sand Blasting Finished, Polished, Hairline |
| Rolled Stainless Steel 309 Flat Bars Condition | Hardened & tempered, annealed |
| ASTM A276 Type 309 Cold Rolled Bar Technique | 309 Stainless Steel Hot Rolled, Cold Drawn, Cold Rolled, Forged Round Bar, Rod |
| 309 Stainless Steel Rounds Bar Form | Round, Rod, T-Bar, Channel Bar, Precision Ground Bar, Flat Bar, Square, Blocks, Round Rod, Rings, Hollow, Triangle, Rectangle, Hex (A/F), Threaded, Half Round Bar, Profiles, Billet, Ingot, I/H Bar, Forging etc. |
Call Caliper Overseas today or mail your requirement to get an instant quote for Stainless Steel 309 Bars & Rods.
| STANDARD | SS 309 |
| WERKSTOFF NR. | 1.4828 |
| UNS | S30900 |
| JIS | SUS 309 |
| BS | 30900 |
“View Bars Dimensions & Prices, Contact Caliper Overseas today to know stainless steel 310 round bars, square bars, hex bars best offers & prices.”
| Element | SS 309 | Nickel(N) | 12.0 – 15.0 | Carbon(C) | 0.08 max | Manganese(Mn) | 2.0 max | Phosphorus(P) | 0.045 max | Sulphur(S) | 0.03 max | Silicon(Si) | 1.0 max | Chromium(Cr) | 22.0 – 24.0 |
|---|
| Element | SS 309 |
|---|---|
| Density lbm/in3 | at 68°F: 0.285 |
| Melting Point | 2500 - 2590(°F) |
| Tensile Strength | 620 |
| Yield Strength (0.2%Offset) | 276 |
| Elongation |
0.4 |
| Elongation(Brinell) | 217 max |
Caliper Overseas manufactures and supplies a wide range of Stainless Steel 309 Bars and Rods using premium forging quality ingots and continuous cast billets to ensure superior durability and strength. Caliper Overseas offers a comprehensive stock of hexagon bars, square bars, HRAP flat bars, cold drawn flat bars, bright round bars, precision round bars, and hot rolled steel bars, catering to diverse industrial requirements worldwide.
In addition, Caliper Overseas specializes in customized products including Stainless Steel 309 Cold Rolled Bar, 309 Stainless Steel Spring Bar, 309 Stainless Steel Hollow Bar, Stainless Steel 309 Threaded Bars, SS 309 Quenched & Tempered Bar, A276 SS 309 Polished Bar, 309 SS Precision Ground Bar, and 309 Stainless Steel Triangle Bar. With strict quality standards and global export experience, Caliper Overseas ensures reliable performance and timely delivery for every project.
309 Stainless Steel Bars Applications and Uses
Stainless Steel 309 bars are widely chosen for their excellent machinability and strength, making them suitable across a range of industries. They are extensively used in shaft making, automobiles, electronic motors, and pumps, where durability and precision are critical.
Shaft Making
Stainless Steel 309 bars are widely used for making precision shafts thanks to their high machinability. They provide excellent strength and toughness, ensuring smooth performance. This makes them ideal for rotating equipment in industrial and mechanical setups
Automobiles
Extensively applied in gears, fasteners, and automotive components that demand durability. Their wear resistance helps extend the life of critical parts. They also support reliability in high-stress driving conditions.
Electronic Motors & Pumps
Preferred for motor shafts, pump components, and fittings requiring accuracy. Their corrosion resistance allows continuous operation in moist or challenging environments. This ensures long-term efficiency and reduced maintenance.
Railways
Used in both structural and mechanical railway components for safety and durability. They withstand heavy loads and vibrations under constant movement. This reliability helps extend the operational life of railway systems.
Mining
Suitable for heavy-duty mining tools and equipment that face extreme abrasion. They withstand harsh working conditions and provide reliable performance.
Miscellaneous Functions
Found in general engineering, fittings, and custom-machined parts across industries. Their adaptability supports a wide range of applications. This versatility makes 309 stainless steel a preferred option for diverse functions.
Beyond this, 309 stainless steel bars also find applications in railways, mining operations, and various general engineering functions, offering reliability and long service life in demanding environments.
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Stainless Steel 309 Bars & Rods Stock Availability
Stainless Steel 309 Round Bar
Caliper Overseas supplies premium quality Stainless Steel 309 Round Bars manufactured from UNS S30900 / WNR 1.4828 grades. Stainless Steel 309 Round Bars are available in threaded, polished, and tolerance-specific options to meet diverse project requirements.
Stainless Steel 309 Square Bar
Caliper Overseas offers SS 309 Square Bars in accurate sizes and high-strength quality for structural and industrial uses. Stainless Steel 309 Square Bars are widely demanded in construction, fabrication, and heavy machinery.
Stainless Steel 309 Flat Bar
Caliper Overseas supplies SS 309 Flat Bars in multiple dimensions, ensuring resistance to heat and corrosion. Stainless Steel 309 Flat Bars are available in polished and mill finish for industrial and fabrication applications.
Stainless Steel 309 Hex Bar
Caliper Overseas manufactures and exports SS 309 Hex Bars with precise hexagonal dimensions for mechanical and petrochemical industries. Stainless Steel 309 Hex Bars are known for durability and machinability.
Stainless Steel 309 Forged Bar
Caliper Overseas supplies Stainless Steel 309 Forged Bars and Rods manufactured from premium materials to ensure toughness and reliability under high temperatures. Stainless Steel 309 Forged Bars are exported globally for heavy-duty applications.
Stainless Steel 309 Rectangular Bar
Caliper Overseas offers SS 309 Rectangular Bars in hot rolled and cold finished conditions. Stainless Steel 309 Rectangular Bars are suitable for industrial frameworks, automotive parts, and machinery components.
Stainless Steel 309 Bright Bar
Caliper Overseas supplies SS 309 Bright Bars in polished and precision ground finishes, ideal for decorative and engineering applications. Stainless Steel 309 Bright Bars are manufactured with tight tolerances and superior surface finishing.
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