Semih Metals based in Istanbul, Turkey is a leading manufacturer and supplier of high-quality stainless steel products. Including Stainless Steel 347H Round Bars and Rods. These bars are extensively used in high-temperature environments. Like Heat exchangers, Boilers and Chemical processing. Due to their excellent resistance to thermal stress and intergranular corrosion. Useful for Aerospace, Power generation, Food processing, and Petrochemical industries. Stainless Steel 347H offers superior Mechanical strength, Oxidation resistance and Durability. Stabilized with niobium and featuring high carbon content. This austenitic stainless steel is designed to perform exceptionally well in tough conditions across different industries.
SS UNS SS34709 Round Bars and Rods are high-carbon austenitic stainless steels stabilized with niobium. Designed to provide excellent resistance to intergranular corrosion and high-temperature strength. These bars and rods are commonly used in applications that require high oxidation and corrosion resistance. Such as Heat exchangers, Boilers and Chemical processing. The material contains 17-19% chromium, 9-13% nickel, 0.04-0.10% carbon, and up to 1.0% niobium. With trace amounts of manganese, silicon, and phosphorus. Stainless Steel 347H’s High tensile strength, Thermal stability and Resistance to scaling at elevated temperatures make it useful for harsh industrial applications in harsh environments.
Stainless Steel Round 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 |
When selecting Stainless Steel 347H Round Bars and Rods, consider factors such as high-temperature resistance, corrosion resistance, mechanical strength, fabrication requirements, and cost-effectiveness for your specific industrial application.
Yes, Stainless Steel 347H Round Bars and Rods can be welded. Their niobium content ensures excellent weldability, making them ideal for high-temperature applications when using appropriate filler materials.
Stainless Steel 347H Round Bars and Rods do not have a specific pressure rating. However, they are suitable for high-pressure applications due to their strength, corrosion resistance, and high-temperature stability.
SS DIN 1.4961 Round Bars and Rods are commonly used in industries that require High-temperature resistance and Excellent corrosion protection. Key applications include Heat exchangers, Boilers, Furnaces, Chemical processing equipment and Exhaust systems. These bars and rods are also used in Gas turbines, Nuclear reactors and Power plants. Due to their ability to withstand high thermal stress and oxidation. The main industries that utilize Stainless Steel 347H products include aerospace, power generation, petrochemical, food processing, and pharmaceutical sectors. Their high mechanical strength, stability, and resistance to intergranular corrosion make them ideal for demanding and extreme conditions in these industries.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Semih Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Istanbul, Turkey
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