Sahil Metals, based in Riyadh, Saudi Arabia, is a reputable manufacturer and supplier of corrosion-resistant stainless steel products designed for tough applications. One of their standout offerings is the **Duplex Steel Hex Bar**, celebrated for its exceptional strength, precise dimensions, and resistance to harsh chemical and marine environments. These hexagonal bars find extensive use in sectors like oil & gas, petrochemicals, marine, and mechanical engineering throughout Saudi Arabia and the GCC.
**Duplex Steel Hex Bars** are usually produced in grades such as UNS S31803 and S32205, which provide a well-balanced microstructure of austenite and ferrite. This unique composition grants them high yield strength—almost double that of standard austenitic stainless steels—along with remarkable resistance to pitting, crevice corrosion, and stress corrosion cracking. The hexagonal design not only allows for a secure grip with wrenches but is also ideal for fasteners, shafts, and mechanical components that demand both strength and geometric precision.
Standards : EN, DIN, JIS, ASTM, BS, ASME, AISI
Size : 10 mm To 100 mm Dia in
Length : 100 mm TO 6000 mm Length.
Specifications : ASTM A276, A479 / ASME SA276, SA479
Form : Rectangular
Finish : Bright, Polish & Black
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
S31803 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 22.0 – 23.0 | 3.0 – 3.5 | 4.50 – 6.50 | 0.14 – 0.20 | 63.72 min |
S32205 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 21.0 – 23.0 | 2.50 – 3.50 | 4.50 – 6.50 | 0.8 – 0.20 | 63.54 min |
| S31803 / S32205 | Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 116000 , MPa – 800 | 15 % |
Yes, Duplex Steel Hex Bars are fully recyclable. They can be melted down and reused without losing their essential properties, making them an environmentally sustainable option for various applications.
Duplex Steel Hex Bars have inherent corrosion resistance due to their composition. However, in highly aggressive environments, additional coatings or treatments may be necessary to enhance their longevity and performance.
To choose the right Duplex Steel Hex Bar, consider factors such as mechanical strength, corrosion resistance, temperature conditions, and compatibility with your application’s specific industry standards and environmental factors.
**Hex Bars in Duplex Steel** are frequently utilized to manufacture bolts, nuts, valve stems, pump shafts, and custom machined parts. Their outstanding corrosion resistance and mechanical performance make them particularly well-suited for offshore, marine, and high-pressure systems. Duplex Steel Hex Bars offer durability, low maintenance, and a long service life, making them an excellent choice for environments that experience high stress and corrosive conditions.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Sahil Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Riyadh, Saudi Arabia
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