Maduka Metals, a reputable manufacturer and supplier located in Abuja, Nigeria, is well-regarded for its top-notch **Stainless Steel 317 Square Bars and Rods**. These bars are crafted to deliver exceptional corrosion resistance, strength, and durability, particularly in challenging chemical and marine settings. By utilizing high-quality raw materials and cutting-edge technology, Maduka Metals guarantees precision, a flawless surface finish, and compliance with international standards. Stainless Steel 317, which is an austenitic chromium-nickel-molybdenum alloy, boasts superior resistance to chemical attacks and pitting compared to the more common 304 and 316 grades, making it an excellent choice for demanding industrial environments.
The composition of **Stainless Steel 317 Square Bars and Rods** primarily includes **iron**, along with **18–20% chromium**, **11–15% nickel**, and **3–4% molybdenum**, plus trace amounts of **manganese**, **silicon**, and **carbon (≤0.08%)**. The inclusion of molybdenum significantly enhances **tensile strength (515–700 MPa)** and boosts resistance to pitting, crevice corrosion, and acid attacks. This alloy also maintains impressive ductility and weldability, providing robust protection against chloride-induced corrosion in harsh chemical environments.
Stainless Steel 317 Square Bars Specification :
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 317 | 0.08 max. | 18.0 – 20.0 | 2.00 max. | 11.0 – 14.0 | 0.045 max. | 0.03 max. | 1.00 max. |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1400 °C (2550 °F) | Psi ” 75000, MPa ” 515 | Psi ” 30000, MPa ” 205 | 35 % |
| STANDARD | WERKSTOFF NR. | UNS |
| SS 317 | 1.4449 | S31700 |
| 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 | – | – |
Yes, Stainless Steel 317 square bars can be welded using conventional welding methods. However, pre-heating and post-weld heat treatment may be required to avoid cracking.
Yes, Stainless Steel 317 square rods can be heat-treated, typically through solution annealing. However, they are not hardenable by heat treatment like some other stainless steels.
Stainless Steel 317 Square Bars offer excellent corrosion resistance, particularly against chlorides and acids, along with high strength and durability. They are widely used in chemical, petrochemical, and food processing industries.
You’ll find **Stainless Steel 317 Square Bars and Rods** commonly used in **chemical processing plants, marine equipment, food processing machinery, heat exchangers, and the paper and pulp industries**, where outstanding corrosion resistance is crucial. They’re also perfect for **pharmaceutical equipment, condensers, and textile machinery** that operate in high-moisture or acidic conditions. These bars consistently perform well under both high temperatures and corrosive exposure, preserving their strength and structural integrity. The blend of durability, mechanical strength, and corrosion resistance makes 317 stainless steel a top choice for tough 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.
Maduka Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Abuja, Nigeria
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