Nimish Metal stands out as a reliable manufacturer and supplier of top-notch Stainless Steel 347 Square Bars/Rods in Safat, Kuwait. They pride themselves on delivering products that are designed to perform exceptionally well in tough industrial settings. With a strong focus on durability, precision, and keeping customers happy, the company provides SS 347 bars that are known for their impressive resistance to intergranular corrosion and high-temperature oxidation. Thanks to their state-of-the-art manufacturing facilities and rigorous quality control processes, Nimish Metal guarantees that every product meets international standards. Their Stainless Steel 347 Square Bars/Rods are popular in various sectors, including petrochemical, construction, marine, and power generation, all due to their remarkable strength and reliability.
These Stainless Steel 347 Square Bars/Rods are primarily made up of chromium, nickel, and niobium, which help stabilize them against carbide precipitation. The alloy generally contains 17–19% chromium and 9–13% nickel, along with columbium/tantalum to boost high-temperature strength. These bars showcase excellent mechanical properties, such as high tensile and yield strength, good creep resistance, and outstanding toughness even at elevated temperatures. SS 347 also provides strong corrosion resistance, especially against intergranular attack, making it a great fit for harsh thermal and chemical environments.
Dimensions : ASTM, ASME
Standard : ASTM / ASME SA A582, A276, A564, ASTM A484, 484M
Surface : hrap, hot rolled pickled or sand blasting finished, cold drawn, polished, hairline
Size : Tolerance: H8, H9, H10, H11, H12, H13K9, K10, K11, K12
| Element | C | Cr | Mn | Ni | P | S | Si |
| SS 347H | 0.04 – 0.10 | 17.0 – 19.0 | 2.00 max. | 9.0-12.0 | 0.045 max. | 0.03 max. | 0.75 max. |
| Element | Density | Melting Range,℃ | Tensile Strength | Yield Strength | Elongation | Hardness (Brinell) |
| SS 347H | 7.96 | 1450 ℃ | 515 | 205 | 40 | 201 |
| STANDARD | WERKSTOFF NR. | UNS |
| SS 347H | 1.4550 | S34709 |
| SQUARES | ||
|---|---|---|
| Size(mm) | WT PER FEET IN KGS | WT PER MTR IN KGS |
| 16 | 0.62 | 2.05 |
| 18 | 0.79 | 2.59 |
| 20 | 0.76 | 2.49 |
| 22 | 1.18 | 3.87 |
| 25 | 1.52 | 5.00 |
| 28 | 1.91 | 6.27 |
| 30 | 2.19 | 7.20 |
| 32 | 2.50 | 8.19 |
| 36 | 3.16 | 10.37 |
| 38 | 3.52 | 11.55 |
| 40 | 3.90 | 12.80 |
| 45 | 4.94 | 16.20 |
| 50 | 6.10 | 20.00 |
| 56 | 7.65 | 25.08 |
| 60 | – | – |
| 65 | – | – |
| 70 | – | – |
| 75 | – | – |
| 80 | – | – |
| 90 | – | – |
| 100 | – | – |
Stainless Steel 347H Square Bars offer excellent high-temperature strength, resistance to intergranular corrosion, and superior weldability. They are ideal for applications in extreme environments, such as chemical processing and heat exchangers.
Yes, Stainless Steel 347H Square Bars are fully recyclable and retain their properties after recycling. This makes them an environmentally sustainable choice for various applications.
No, Stainless Steel 347H Square Bars are generally non-magnetic in their annealed condition. However, slight magnetism may develop after cold working.
You’ll find Stainless Steel 347 Square Bars/Rods used extensively in industries that demand high-temperature stability, corrosion resistance, and structural reliability. They are commonly found in heat exchangers, boiler tubes, exhaust systems, refinery equipment, and chemical processing units, thanks to their resistance to carbide formation. In the aerospace and power generation fields, they play a crucial role in turbine components and other high-stress parts. These bars are also perfect for food processing, pharmaceutical machinery, and architectural structures that need to last, making them an excellent choice for both heavy-duty and precision-engineered applications.






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