Phehlukwayo Metal, based in Cape Town, South Africa, is a reliable manufacturer and supplier of top-notch Stainless Steel 431 Hex Bars. Known for their impressive strength, toughness, and outstanding resistance to corrosion, these hex bars are designed to perform consistently in tough industrial settings. Phehlukwayo Metal takes pride in its precision manufacturing, rigorous quality control, and commitment to international standards, ensuring that their products are both durable and dimensionally accurate. Their Stainless Steel 431 Hex Bars are perfect for applications that demand strength, wear resistance, and oxidation resistance, making them a go-to choice in industries like aerospace, automotive, marine, and chemical processing.
These Stainless Steel 431 Hex Bars are primarily made of iron, featuring 15–17% chromium, 2–2.5% nickel, 0.2–0.3% carbon, along with trace amounts of manganese and silicon. This martensitic stainless steel offers high tensile strength, remarkable hardness, and good corrosion resistance. In terms of mechanics, 431 Hex Bars can achieve tensile strength levels between 860–1000 MPa, along with high yield strength and adequate ductility. Their blend of toughness, wear resistance, and dimensional stability makes them ideal for precision engineering and high-stress applications.
Dimensions : ASTM, ASME
Standard : ASTM / ASME SA A276, A479, ASTM A493
Length : Random, Fix & Cut Length
Size : 20MM to 150MM
| ement | C | Cr | Mn | Ni | P | S | Si |
| SS 431 | 0.20 | 17.00-15.00 | 1.00 | 2.50-1.25 | 0.040- | 0.030 | 1.00 |
| Element | Density | Electrical Resistivity | Modulus of Elasticity |
| SS 431 | 0.2800 lb/inch³ | 70° Ohms (circ mil./ft.) | 29.0 X 10^3 |
| HEXAGONS | ||
|---|---|---|
| Size(mm) | WT PER FEET IN KGS | WT PER MTR IN KGS |
| 16 | 0.55 | 1.79 |
| 18 | 0.69 | 2.27 |
| 20 | 0.85 | 2.80 |
| 22 | 1.03 | 3.39 |
| 25 | 1.33 | 4.38 |
| 28 | 1.67 | 5.49 |
| 30 | 1.92 | 6.30 |
| 32 | 2.19 | 7.17 |
| 36 | 2.77 | 9.07 |
| 38 | 3.08 | 10.11 |
| 40 | 3.41 | 11.20 |
| 45 | 4.32 | 14.18 |
| 50 | 5.34 | 17.50 |
| 56 | – | – |
| 60 | – | – |
| 65 | – | – |
| 70 | – | – |
| 75 | – | – |
| 80 | – | – |
| 90 | – | – |
| 100 | – | – |
SS 431 Hex Bar offers excellent corrosion resistance, high tensile strength, and durability, making it ideal for harsh environments like marine and aerospace industries, where parts are exposed to extreme conditions.
SS 431 Hex Bar provides superior corrosion resistance and higher strength compared to lower-grade stainless steels like 304, making it more suitable for demanding applications in harsh environments like marine and aerospace.
SS 431 Hex Bar is commonly used to manufacture high-strength fasteners, bolts, shafts, and valve components, especially in industries like aerospace, marine, and chemical, where corrosion resistance and durability are critical.
You’ll find Stainless Steel 431 Hex Bars commonly used in making shafts, fasteners, valve components, pump parts, and structural machinery elements. Their robust strength and corrosion resistance make them perfect for marine, automotive, aerospace, and chemical processing uses. These hex bars are also utilized in high-stress environments where wear resistance, fatigue strength, and reliability are crucial. Phehlukwayo Metal’s Stainless Steel 431 Hex Bars deliver exceptional performance, a long service life, and consistent quality, making them a top choice for critical industrial and engineering applications.






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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