Ranya Stainless, a reputable manufacturer and supplier located in Muscat, Oman, specializes in high-quality Stainless Steel 347H Bars designed for exceptional high-temperature performance, corrosion resistance, and long-lasting durability. These bars are crafted to meet international standards and are recognized for their impressive mechanical strength, thermal stability, and resistance to intergranular corrosion. Ranya Stainless is committed to delivering precise dimensions, consistent quality, and reliable performance for demanding industrial applications. With a strong emphasis on customer satisfaction, technical know-how, and timely delivery, the company supplies dependable Stainless Steel 347H Bars to petrochemical plants, power industries, fabrication units, and engineering sectors both in Oman and around the globe.
Stainless Steel 347H Bars are made from iron with a high content of chromium and nickel, along with niobium stabilization that boosts resistance to carbide precipitation at high temperatures. These bars showcase excellent tensile and yield strength, outstanding creep resistance, and good toughness under thermal stress. They maintain their structural integrity in high-temperature settings and provide strong corrosion resistance, especially against intergranular attack. Their enhanced mechanical properties, along with good weldability and durability, make Stainless Steel 347H Bars perfect for critical applications that demand strength, thermal stability, and long-term performance.
| Specifications | ASTM A276 / ASME SA276 |
| Dimensions | ASTM, ASME |
| Range | 3.17 MM TO 350 MM DIA |
| Diameter | 25mm to 152mm |
| Length | 1 to 6 Meters, Custom Cut Length |
| Finish | Bright, Polish & Black |
| Form | Round, Square, Hex (A/F), Rectangle, Wire (Coil Form), Wiremesh, Billet, Ingot, Forging |
| Condition | Cold Drawn & Polished Cold Drawn, Centreless Ground & Polished |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 347H | min. | 0.04 | – | – | – | – | 17.0 | 3.00 | 9.0 | – |
| max. | 0.10 | 2.0 | 1.00 | 0.045 | 0.030 | 19.0 | 4.00 | 13.0 | – | |
| 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 | ||||
| 347H | 515 | 205 | 40 | 92 | 201 |
Contact us to get a quick quote for your requirement.
At Ranya Stainless quality matters. Our Stainless Steel 347H Bars undergo rigorous testing, including tensile strength hardness, corrosion resistance tests so as to be in international standards. We have credible agencies certified thus we furnish material test certificates (MTCs) and third-party inspections. Ensuring reliability and unmatched performance in critical industrial applications.
Stainless Steel 347H Round Bars offer excellent corrosion resistance. Available in sizes ranging from 3mm to 200mm in diameter, these bars are ideal for applications in high-temperature environments due to their stability and durability.
These bars provide outstanding resistance to corrosion and oxidation. Stainless Steel 347H Flat Bars come in thicknesses from 1mm to 50mm and widths from 10mm to 500mm, making them suitable for a variety of industrial uses.
Stainless Steel 347H Square Bars are perfect for high-stress applications. Available in sizes from 5mm to 100mm, they combine excellent mechanical properties with superior resistance to intergranular corrosion.
These bars are highly resistant to corrosion and scaling. Stainless Steel 347H Rectangular Bars are available in thicknesses from 1mm to 50mm and widths from 10mm to 500mm, ideal for structural and mechanical applications.
Stainless Steel 347H Hexagonal Bars offer excellent resistance to high temperatures and corrosion. Available in sizes ranging from 6mm to 75mm, they are widely used in the manufacturing of fasteners and other high-strength components.
These corrosion-resistant bars are available in a range of sizes. Stainless Steel 347H T-Bars provide excellent mechanical strength and are ideal for structural applications requiring high resistance to oxidation and corrosion.
These bars are widely utilized in industries that require high-temperature resistance, corrosion protection, and mechanical reliability. In petrochemical and refinery plants, they are essential for heat exchangers, furnace components, and high-temperature piping systems. Power generation facilities depend on them for boiler tubes, superheaters, and turbine components. The chemical processing industry uses them for reactors and pressure vessels that come into contact with aggressive chemicals. Additionally, they find applications in pharmaceutical equipment, food processing machinery, and fabrication processes.
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