Starc Metals is a well-respected manufacturer and supplier of Stainless Steel 347H Rectangular Bars, proudly based in Canberra, Australia. Renowned for our precision, reliability, and top-notch quality, we offer high-performance stainless steel products that adhere to global standards and cater to a variety of industrial needs. Our Stainless Steel 347H Rectangular Bars are highly valued for their remarkable corrosion resistance, exceptional high-temperature strength, and long-lasting durability, making them perfect for even the most demanding environments. With state-of-the-art manufacturing facilities and rigorous quality control, Starc Metals supports industries like aerospace, petrochemical, chemical processing, and power generation, providing robust, efficient, and high-quality solutions for critical industrial applications around the globe.
These Stainless Steel 347H Rectangular Bars are primarily made up of 17–19% chromium, 9–13% nickel, and 0.5–0.75% niobium/tantalum, with a carbon content ranging from 0.04–0.10% to boost high-temperature strength. This austenitic stainless steel is known for its excellent resistance to intergranular corrosion and oxidation at high temperatures. In terms of mechanical properties, it boasts a tensile strength of 515–750 MPa, a yield strength of about 205–450 MPa, and a density of 8 g/cm³. The alloy is also recognized for its outstanding toughness, ductility, and weldability, making Stainless Steel 347H Rectangular Bars a great choice for long-term use in high-temperature and corrosive settings.
Stainless Steel Rectangular Bar Specification : ASTM A276 / A479, ASME SA276 / A479
Dimension Standard : EN, DIN, JIS, ASTM, BS, ASME, AISI
Size : 14mm-300mm
Thickness : 50 mm to 6000 mm Long
Length : 1 To 6 Meters, Custom Cut Length
Form : Round, Square, Hex(A/F), Rectangle, Billet, Ingot, Forging Etc.
| Grade | C | Mn | Si | P | S | Cr | Ni | Ti |
| 347H | 0.04 – 0.10 | 2.00 max. | 0.75 max. | 0.045 max. | 0.03 max. | 17.0 – 19.0 | 9.0-13.0 | 8 x C min. |
| (1.00 max.) |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1454 °C (2650 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
| STANDARD | WERKSTOFF NR. | UNS |
| SS 347H | 1.4961 | S34709 |
To maintain Stainless Steel 347H Rectangular Bars, regularly clean them with a mild detergent and water to remove contaminants. Avoid exposure to harsh chemicals and ensure proper storage in dry, well-ventilated areas to prevent corrosion.
Yes, Stainless Steel 347H Rectangular Bars are fully recyclable. Their high-quality material allows for efficient reuse in manufacturing processes, contributing to sustainability and reducing environmental impact.
Stainless Steel 347H Rectangular Bars generally do not require corrosion protection coatings due to their inherent resistance to oxidation and corrosion. However, additional coatings may be used in highly aggressive environments for enhanced protection.
You’ll find Stainless Steel 347H Rectangular Bars widely utilized in industries where heat and corrosion resistance are crucial. In the chemical and petrochemical fields, they’re commonly found in heat exchangers, reactor vessels, and piping systems that come into contact with aggressive chemicals. In aerospace, they’re used for turbine components, exhaust systems, and high-temperature structural parts. They also play a vital role in marine environments, boilers, superheaters, and power generation systems that require excellent thermal stability and mechanical strength.
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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