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Set forth on a path of excellence with our Stainless Steel 309 Bars, meticulously custom-built to raise your industrial pursuits to extraordinary new heights. Discover our extensive selection of premium-grade bars, thoughtfully engineered to satisfy the varied needs of numerous industries. Our product lineup features precision-manufactured bars that comply with the strictest benchmarks of durability and corrosion resistance, guaranteeing exceptional dependability in every use. Celebrated for our dedication to customer satisfaction, we provide tailored solutions, competitive rates, and accelerated delivery services. Whether for construction, manufacturing, or industrial uses, our Stainless Steel 309 Bars serve as proof of quality and innovation, strengthening your projects with superior performance and durability.
Specifications :ASTM A276, ASME SA276 / ASTM A479 ASME SA479
Round Bars :Outer Diameter spanning from 4mm up to 500mm
Bright Bars :Outer Diameter spanning from 4mm up to 100mm
Hex Bars :18mm – 57mm (11/16″ to 2-3/4″)
Square Bars :18mm – 47mm (11/16″ to 1-3/4″)
Length :1 to 6 Meters, Cut to Custom Lengths
Form : Round, Square, Hex (A/F), Rectangle and More
Finish : Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 309/309s | 515 | 205 | 40% | 85 | 147 |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| SS 309 | 0.10 max | 2 max | 0.75 max | 0.045 max | 0.030 max | 18 – 20 | – | 8 – 10.5 | – |
At Koasteel, we’re proud to be the largest supplier and manufacturer in the New Zealand, delivering advanced solutions for every one of your piping requirements. Featuring cutting-edge manufacturing facilities strategically positioned in the New Zealand, we maintain an extensive stock of more than 25,000 tons of top-quality materials always on hand.
Reach out to us for a fast quote tailored to your requirement.
We supply These Stainless Steel 309 Bars in accordance with DIN, ISO, JIS or ANSI Standard.
Superior heat resistance: Stainless steel 309 strips are capable of enduring elevated temperatures, which makes them well-suited for use in hot environments like furnaces, heating appliances and air filters
Corrosion Resistance: These rods are resistant to corrosion, particularly in oxidizing conditions. This makes them well-suited for the chemical and petrochemical industries, where chemical acids and salts are frequently encountered in the chemical and petrochemical industries.
Strength and durability: Stainless steel 309 frames demonstrate outstanding strength and durability, enabling them to bear heavy loads and severe conditions without harm or structural damage
Ease of manufacture: It is fairly straightforward, permitting various processes such as cutting, welding and fabrication. This enables broad use throughout industries.
Low maintenance: The stainless steel 309 bar needs little maintenance owing to its resistance to corrosion and staining. These advantages help cut down downtime and maintenance expenses, leading to lower costs over the long term.
Aesthetics: They feature a glossy finish, making them well-suited for architectural decoration alongside industrial applications
Stainless Steel 309 Bars serve applications as varied as the industries that use them, led mainly by the aerospace, railway, construction and automotive industries along with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
High-temperature application: Stainless steel 309 bar performs exceptionally well in high-heat settings. It is frequently found in furnace components, heat exchangers, annealing covers and radiation tubes owing to its ability to withstand temperatures reaching 2000°F (1093°C).
Chemical applications: The 309 resistance of stainless steel makes it well-suited for chemical uses like reactors, piping and tanks where chemical corrosion frequently occurs
Heating Equipment: Thanks to its outstanding resistance to high-temperature oxidation and scaling, 309 stainless steel plates find application in heating ovens, trays and fixtures
Welding applications: These tapes are commonly employed as filler materials in welding because they work well with numerous welding methods including arc welding, resistance welding and brazing
Yes,Stainless steel 309 bars can be recycled once they have been used. Stainless steel is highly recyclable, and the recycling process preserves its valuable properties without sacrificing quality. Recycling stainless steel helps conserve resources, lowers environmental impact, and promotes sustainable manufacturing practices.
Stainless steel 309 bars are not well-suited for cryogenic applications because of their diminished ductility and the risk of embrittlement at low temperatures. Alloys engineered specifically for cryogenic service, such as austenitic stainless steel 304L or 316L, provide greater resistance to brittleness and are a better fit for cryogenic conditions.
Stainless steel 309 bars are typically not advised for underground applications because of their vulnerability to corrosion under specific soil conditions. For below-ground use, corrosion-resistant alloys such as duplex stainless steels or 300 series stainless steels with enhanced corrosion protection are better suited to guarantee lasting durability and performance.
When installing stainless steel 309 bars, take into account factors like adequate surface preparation to avoid contamination, appropriate welding methods to preserve corrosion resistance, and correct fastening approaches to guarantee structural integrity. Verify compatibility with adjacent materials, environmental conditions, and compliance with industry standards for a safe and effective installation.
Mail: sales@koasteel.nz