Phehlukwayo Metal, located in Cape Town, South Africa, is a reliable manufacturer and supplier of top-notch Stainless Steel 347 Square Bars and Rods. These products are celebrated for their outstanding corrosion resistance, high-temperature strength, and durability, making them perfect for tough industrial and engineering tasks. Phehlukwayo Metal is committed to precision manufacturing, rigorous quality control, and compliance with international standards, ensuring that their products are both dependable and consistent. Their Stainless Steel 347 Square Bars and Rods are particularly suited for applications that demand dimensional accuracy, mechanical strength, and oxidation resistance, which is why they’re commonly found in industries like aerospace, chemical processing, power generation, and petrochemicals.
The composition of Stainless Steel 347 Square Bars and Rods includes iron, with 17–19% chromium, 9–13% nickel, 0.04% carbon, and trace amounts of columbium (niobium) and tantalum for stabilization. This austenitic stainless steel is known for its excellent high-temperature strength, superior corrosion resistance, and good weldability. In terms of mechanical properties, 347 Square Bars and Rods boast a tensile strength ranging from 600 to 850 MPa, along with high yield strength and impressive ductility, making them ideal for components that operate in high heat and corrosive 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 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 |
| STANDARD | WERKSTOFF NR. | UNS |
| SS 347 | 1.4961 | S34700 |
| 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 347 square bars are generally resistant to galvanic corrosion due to their high chromium content. However, if exposed to a more anodic material in a corrosive environment, galvanic corrosion may still occur.
Stainless Steel 347 square bars and rods are typically non-magnetic in the annealed condition. However, they may exhibit slight magnetism if cold-worked or hardened.
Yes, Stainless Steel 347 Square Bars can be used for underground applications due to their excellent corrosion resistance and ability to withstand high temperatures. Their durability makes them suitable for harsh environments.
These Stainless Steel 347 Square Bars and Rods find extensive use in the manufacturing of heat exchangers, furnace components, boiler tubes, chemical processing equipment, and aerospace parts. Their ability to resist high-temperature corrosion makes them particularly suitable for power generation, petrochemical, and industrial machinery that face oxidizing conditions. Additionally, they are utilized in structural and mechanical applications that require dimensional stability, toughness, and long-lasting performance. With Phehlukwayo Metal’s Stainless Steel 347 Square Bars and Rods, you can expect reliable durability, consistent quality, and exceptional performance for critical industrial and engineering needs.






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