Located in the heart of Addis Ababa, Tariku Metals has built a reputation for reliability and quality as a trusted manufacturer and supplier. We take pride in offering durable materials that meet the rigorous demands of various industries. Our Stainless Steel 431 Hollow Bar is a prime example, engineered to provide exceptional strength and corrosion resistance. It is a go-to solution for professionals across Ethiopia who require a robust and reliable component for their most challenging projects, backed by our commitment to excellent service and local expertise.
The strength of this particular hollow bar comes from its specific makeup. It is a martensitic stainless steel primarily composed of chromium, which gives it excellent corrosion resistance, along with a good balance of nickel. This composition allows it to be heat-treated to achieve impressive mechanical properties, including very high tensile strength and hardness. This means it can withstand significant stress and wear, making it far more durable than standard grades, especially in environments where both strength and a degree of corrosion resistance are necessary.
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
Range : Range – 3.17mm to 350mm dia
| Element | 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 |
| Hollow Bar | ||
|---|---|---|
| Size(mm) | WT PER FEET IN KGS | WT PER MTR IN KGS |
| 16 | 0.49 | 1.60 |
| 18 | 0.62 | 2.02 |
| 20 | 0.76 | 2.49 |
| 22 | 0.92 | 3.02 |
| 25 | 1.19 | 3.90 |
| 28 | 1.49 | 4.89 |
| 28 | 1.49 | 4.89 |
| 30 | 1.71 | 5.61 |
| 32 | 1.95 | 6.38 |
| 36 | 2.46 | 8.08 |
| 38 | 2.74 | 9.00 |
| 40 | 3.04 | 9.97 |
| 45 | 3.85 | 12.62 |
| 50 | 4.75 | 12.62 |
| 56 | 8.96 | 19.55 |
| 60 | 6.84 | 22.44 |
| 65 | 8.03 | 26.34 |
| 70 | 9.31 | 30.54 |
| 75 | 10.69 | 35.06 |
| 80 | 12.16 | 39.89 |
| 90 | 15.39 | 50.49 |
| 100 | 19 | 62.34 |
Yes, SS 431 can be welded easily using appropriate techniques such as TIG or MIG welding. However, preheating and post-weld heat treatment may be required to reduce the risk of cracking and ensure optimal strength and corrosion resistance.
SS 431 Hollow Bar is commonly used in industries such as aerospace, automotive, marine, and chemical processing. It is utilized for manufacturing components like shafts, valves, pumps, and fittings, where high strength, corrosion resistance, and durability are essential.
Common sizes for SS 431 Hollow Bar typically range from 25 mm to 500 mm in outer diameter, with wall thicknesses varying from 3 mm to 50 mm. Custom sizes may also be available depending on specific requirements or suppliers.
This combination of strength and resilience opens up a wide range of practical uses for the 431 hollow bar. You’ll often find it employed in the automotive sector for components like shafts and fasteners, and in industrial settings for valve parts and pump shafts. Its hollow design also makes it a perfect choice for structural applications where weight reduction is important without sacrificing integrity, such as in machinery frames or certain architectural elements. Essentially, it’s the ideal material for any project around Addis Ababa that demands a tough, long-lasting stainless steel component.






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