Al Summan Metals, a leading manufacturer and supplier based in Dubai, UAE, is recognized for its premium Super Duplex Steel Hex Bars. These bars are praised for their outstanding strength, durability, and corrosion resistance, made possible through advanced manufacturing methods and strict quality control practices. Al Summan Metals is committed to providing dependable, high-performance materials that comply with international standards and serve numerous industries. With a strong focus on precision engineering, competitive pricing, and timely delivery, Al Summan Metals has built a reputation as a trusted name in the UAE’s metal sector, supporting a broad spectrum of clients across the marine, oil, gas, and chemical industries.
Super Duplex Steel Hex Bars consist of roughly 25% chromium, 7% nickel, 4% molybdenum, and nitrogen, forming a well-balanced dual-phase microstructure of austenite and ferrite. This unique makeup enhances their resistance to pitting, crevice corrosion, and stress corrosion cracking. From a mechanical standpoint, these bars deliver exceptional tensile strength (up to 800 MPa), elevated yield strength, and notable toughness, even at freezing temperatures. The combination of superb corrosion resistance and mechanical strength makes Super Duplex Steel Hex Bars ideal for demanding industrial environments and high-pressure applications.
Standards :ASTM A276, ASTM A484, AISI
Grade :201, 202, 301, 302, 303, 304, 304H, 304L, 316, 316H, 316L, 309, 309S, 310, 310S, 316Ti, 317, 317L, 347, 321, 321H, 410, 416, 420, 430, 430F, 431, 440C, 630, 17-4PH, F51
Range :ranging from 2.00mm to 6.35mm (0.078″ to 0.25″) in diameter.
Tolerance :DIN 671, ASTM A484 & according to the customer’s particular specifications.
Finish :Cold Drawn, Centreless Ground, Polished
| Grade | Su | C | Si | P | Cr | Ni | M | Mo | Other |
|---|---|---|---|---|---|---|---|---|---|
| 316 | 0.030 max | 0.08 max | 0.75 max | 0.045 max | 16.0-18.0 | 10.0 14.0 | 2.00 max | 2.0 3.0 | – |
| 317L | 0.030 max | 0.035 max | 0.75 max | 0.045 max | 18.0-20.0 | 11.0 14.0 | 2.00 max | 3.0 4.0 | – |
| 304 | 0.030 max | 0.08 max | 0.75 max | 0.045 max | 18.0-20.0 | 8.0 11.0 | 2.00 max | – | – |
| 310 S | 0.030 max | 0.08 max | 1.5 max | 0.045 max | 24.0-26.0 | 19.0 22.0 | 2.00 max | 3.0 4.0 | – |
| 347 H | 0.030 max | 0.04 0.10 | 0.75 max | 0.045 max | 17.0- 19.0 | 9.0 13.0 | 2.00 max | – | 10C(Cb+Ta)<1.10% |
| 321 | 0.030 max | 0.08 | 0.75 max | 0.045 max | 17.0-20.0 | 9.0 12.0 | 2.00 max | – | 5C 0.70% |
| Grade | Tensile Strength | Yield Strength (0.2%Offset) | Density | Elongation | Melting Point |
|---|---|---|---|---|---|
| SS 303 | Psi – 85,000 | Psi – 45,000 | 55% | 50 % | Rb 180 |
| SS 202 | 515 MPa | 275 MPa | 8.0 g/cm3 | 40 % | 1454 °C |
| SS 304 | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 8.0 g/cm3 | 40% | 1400 °C |
| SS 304L | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 8.0 g/cm3 | 40% | 1400 °C |
| SS 316 | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 8.0 g/cm3 | 35 % | 1454 °C |
| SS 316L | 485 Min | 170 Min. | 8.0 g/cm3 | 40 % | 1400 °C |
| Type | Peeled nd Ground | Cold Drawn and Polish | Peeled and Polished | Cold Drawn and Ground |
|---|---|---|---|---|
| Sizes (mm) | 20.00 – 50.00 | 3.00 to 75.00 | 40.00 – 150.00 | 10.00 to 75.00 |
| Sizes (inch) | 3/4 – 2.00 | 1/8 to3.00 | 1.50 – 6.00 | 5/6 to 2.50 |
| Tolerance | h9 to h11 | h8 to h11 | h11, h11-DIN 1013 | h8 to h11 |
| CD | CF | CG | BD | ST | P&T |
|---|---|---|---|---|---|
| Cold drawn | Cold finished | Centreless ground | Bright drawn | Smooth turned | Peeled and turned |
| P | HRAP | HF | SRE | PR | RT |
| Polished | Hot rolled annealed and pickled | Hot finished | Slit rolled edge | Peeled and reeled | Rough turned/peeled |
The lifespan of stainless steel forged bars typically ranges from 20 to 50 years, though it depends on how they are used, the surrounding environment, and upkeep—provided they receive proper care, particularly in settings that resist corrosion.
Yes, stainless steel forged bars and rods can be tailored in dimensions, including diameter, length, and shape, to satisfy particular needs across a range of applications in sectors such as manufacturing and construction.
Stainless steel forged bars are regarded as eco-friendly thanks to their recyclability, durability, and corrosion resistance. They last a long time, cutting down on the need for regular replacements and reducing waste.
These bars are widely used across industries demanding high strength combined with outstanding corrosion resistance. Common uses span marine and offshore engineering, desalination facilities, oil and gas exploration, chemical processing, and heat exchangers. They also serve in pump shafts, pressure vessels, valves, and structural parts exposed to severe or corrosive environments. Owing to their excellent mechanical characteristics and resistance to chloride-driven corrosion, these bars prove particularly useful in subsea equipment and pipelines. Their adaptability and reliability establish Super Duplex Steel Hex Bars as a vital material for critical industrial and engineering uses.
We supply products accompanied by mill test certificates as well as third-party test certificates, guaranteeing the highest standards of quality and compliance.
Al Summan Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Dubai, UAE
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