Chuck Metals is a reliable manufacturer and supplier of Super Duplex Steel Zeron 100 Bars and Rods based in Singapore, catering to industries throughout Pulau Ujong and beyond. Zeron 100 is a robust super duplex stainless steel known for its exceptional strength and outstanding resistance to corrosion, especially in tough environments that involve chlorides, acids, and seawater. At Chuck Metals, we offer top-notch, precision-engineered Zeron 100 bars and rods that comply with international standards like ASTM A276 and A479. Our commitment to material integrity, timely delivery, and technical support makes us the go-to partner for demanding applications in the marine, oil & gas, chemical, and power sectors.
Zeron 100 features a well-balanced austenite-ferrite microstructure. Its makeup includes around 25% chromium, about 7% nickel, roughly 3.6% molybdenum, 0.7% tungsten, and 0.2% nitrogen, which together provide excellent resistance to pitting, crevice corrosion, and chloride stress corrosion cracking. With impressive mechanical strength, it boasts a tensile strength of approximately 750–850 MPa and a yield strength of at least 550 MPa, along with good ductility and toughness even in low temperatures. Additionally, Zeron 100 has small amounts of copper added to enhance its resistance to sulfuric acid. It’s perfect for high-stress, highly corrosive environments that demand superior structural and chemical performance.
| Specifications | ASTM A276, A479, ASTM A182 / ASME SA276, SA479, SA182 |
|---|---|
| Grade | Super Duplex Steel UNS S32760 F55 |
| Finish | Cold (bright) drawn, centreless ground, hot rolled, smooth turned, peeled, slit rolled edge, hot rolled annealed, Rough Turned, Bright, Polish, Grinding, Centreless Ground & Black |
| Technique | uns S32760 Cold Drawn, Hot Rolled, Forged Round Bar, Rod, Cold Rolled |
| Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| Round bar size | Diameter: 3-~800mm |
| Hex Bar size | 2-100mm A/F |
| Width: 10 to 500mm | |
| Square bar size | 4 to 100mm |
| Flat bar size | Thickness: 2 -100mm |
| Billet Size | 1/2″ to 495mm Diameter |
| Channel Bar | 80 x 40mm to 150 x 75mm section; 5.0 to 6.0mm thickness |
| Angle bar size | 3mm*20mm*20mm~12mm*100mm*100mm |
| Hollow Bar | 32mm OD x 16mm ID to 250mm OD x 200mm ID) |
| Section | 3.0 to 12.0mm thickness |
| Form | Precision Ground Bar, Flat Bar, Square, Round, Half Round Bar, Rod, Rectangle, Hex (A/F), T-Bar, Channel Bar,Blocks, Round Rod, Threaded, Profiles, Billet, Ingot, I/H Bar, Forging, Rings, Hollow, Triangle etc. |
| Rectangles Size | 33 x 30mm to 295 x 1066mm |
| Surface | Cold Drawn, Bright, Sand Blasting Finished, Hot Rolled Pickled, Hairline, Polished |
| Processing | Bar cutting to 650mm |
| Certificates | EN 10204 / 3.1 |
| Condition | Hardened & tempered, annealed |
| Our uns S32750 Round bar conforms to NACE MR0175/ISO 15156 | |
| Grade | Cr | Ni | Mo | C | W | Cu | N | Mn | Si | P | S | Fe |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Zeron 100 | 24.0-26.0 | 6.0-8.0 | 3.0-4.0 | 0.030 Max | 0.5-1.0 | 0.50-1.0 | 0.2-0.3 | 1.00 Max | 1.0 Max | 0.03 Max | 0.01 Max | Balance |
| Grades | Alloy Zeron 100 Tensile Strength, ksi | .2% Yield Strength, ksi | % Elongation in 50mm | Hardness Max. |
|---|---|---|---|---|
| Zeron 100 | 109 | 80 | 25 | 28 HRC |
| STANDARD | WERKSTOFF NR. | UNS |
|---|---|---|
| Zeron 100 | 1.4501 | S32760 |
Yes, Super Duplex Steel Zeron 100 bars can be welded. However, proper welding procedures and pre-heat treatments are essential to avoid issues like cracking and maintain its high strength and corrosion resistance.
Super Duplex Steel Zeron 100 rods are highly resistant to galvanic corrosion due to their exceptional corrosion resistance properties. However, if exposed to more active metals in a corrosive environment, some risk of galvanic corrosion may still exist.
Super Duplex Steel Zeron 100 rods are available in a range of diameters, typically from 10 mm to 300 mm, and can be customized based on specific requirements. They are commonly offered in finishes like hot-rolled, cold-rolled, and bright polished.
Super Duplex Steel Zeron 100 Bars and Rods are extensively utilized in applications that require a blend of high strength and resistance to aggressive corrosion. In the offshore and marine industries, they find use in subsea equipment, seawater injection systems, and structural components that are exposed to saltwater. In the chemical processing sector, they are ideal for heat exchangers, pressure vessels, and storage tanks that come into contact with chlorides and acidic solutions. Zeron 100 is also employed in desalination plants, oil and gas pipelines, pulp and paper equipment, and power generation systems, where durability, corrosion resistance, and minimal maintenance are crucial for long-lasting performance.






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