Starc Metals is a reputable manufacturer and supplier located in Canberra, Australia, with a focus on high-quality Stainless Steel 347 Hex Bars. Known for their precision, durability, and reliability, the company provides products that adhere to international standards, making them perfect for demanding industrial applications. They cater to various sectors, including chemical processing, aerospace, power generation, and marine, offering robust stainless steel solutions designed for long-lasting performance. By employing advanced manufacturing techniques, strict quality control, and ensuring timely delivery, each 347 hex bar boasts exceptional corrosion resistance, heat resistance, and mechanical strength, solidifying Starc Metals’ reputation as a top choice for premium stainless steel products throughout Australia and beyond.
Stainless Steel 347 Hex Bars are a type of stabilized austenitic stainless steel, containing about 17% chromium, 9% nickel, and niobium (columbium) to help prevent intergranular corrosion. This unique composition grants excellent resistance to high-temperature oxidation, stress corrosion, and thermal fatigue. The material showcases a tensile strength ranging from approximately 515 to 750 MPa, along with good ductility, toughness, and dependable weldability. Its blend of heat resistance, dimensional stability, and mechanical performance makes 347 hex bars perfect for applications where durability, corrosion resistance, and long-term reliability are crucial in tough industrial environments.
Dimensions : ASTM, ASME
Standard : ASTM / ASME SA A276, A479, ASTM A493
Length : Random, Fix & Cut Length
Size : 20MM to 150MM
| Element | C | Cr | Mn | Ni | P | S | Si |
| SS 347 | 0.08 max. | 17.0 – 19.0 | 2.00 max. | 9.0-13.0 | 0.045 max. | 0.03 max. | 0.75 max |
| Element | Density | Melting Range,℃ | Tensile Strength | Yield Strength | Elongation | Hardness (Brinell) |
| SS 347 | 7.96 | 1450 ℃ | 515 | 205 | 40 | 201 |
| HEXAGONS | ||
|---|---|---|
| Size(mm) | WT PER FEET IN KGS | WT PER MTR IN KGS |
| 16 | 0.55 | 1.79 |
| 18 | 0.69 | 2.27 |
| 20 | 0.85 | 2.80 |
| 22 | 1.03 | 3.39 |
| 25 | 1.33 | 4.38 |
| 28 | 1.67 | 5.49 |
| 30 | 1.92 | 6.30 |
| 32 | 2.19 | 7.17 |
| 36 | 2.77 | 9.07 |
| 38 | 3.08 | 10.11 |
| 40 | 3.41 | 11.20 |
| 45 | 4.32 | 14.18 |
| 50 | 5.34 | 17.50 |
| 56 | – | – |
| 60 | – | – |
| 65 | – | – |
| 70 | – | – |
| 75 | – | – |
| 80 | – | – |
| 90 | – | – |
| 100 | – | – |
SS 347 Hex Bars are widely used in aerospace, chemical processing, and power generation for applications requiring high-temperature resistance, corrosion resistance, and strength. They outperform other grades due to their niobium stabilization, preventing carbide precipitation and ensuring durability.
SS 347 Hex Bars typically exhibit a tensile strength of 515-750 MPa, a yield strength of 205 MPa, and an elongation of 40% minimum. These properties ensure high durability, flexibility, and performance in demanding applications.
SS 347 Hex Bars commonly comply with standards like ASTM A276, ASTM A479, ASME SA479, and AMS 5646. These certifications ensure quality, dimensional accuracy, and performance for high-temperature and corrosion-resistant applications across industries, meeting stringent safety and reliability requirements.
These Stainless Steel 347 Hex Bars find extensive use in industries that demand high corrosion and heat resistance. They are particularly well-suited for chemical processing equipment, furnace components, heat exchangers, pressure vessels, and marine applications. Their ability to maintain strength and resist oxidation at elevated temperatures makes them ideal for sectors like aerospace, petrochemical, and power generation. Furthermore, 347 hex bars are utilized in structural components, machinery parts, and automotive applications that face thermal stress or corrosive conditions. The combination of durability and performance ensures they meet the rigorous demands of various industrial settings.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Starc Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Canberra, Australia
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