Chung Metal distributes Nitronic XM-19 Bars and Rods from their Da Nang, Vietnam production plant. Also referred to as Nitronic 50, XM-19 is an austenitic stainless steel with high performance that delivers superior strength, toughness, and corrosion resistance. XM-19 is non-magnetic even after cold working and outperforms both 316 and 317 stainless steels. Chung Metal manufactures XM-19 in a range of diameters and shapes to meet several important industrial uses in marine, chemical, and energy industries.
XM-19 contains 20.5–23.5% chromium, 11.5–13.5% nickel, 1.5–3% molybdenum, and 0.20–0.40% nitrogen. In the annealed state, it provides tensile strength up to 900 MPa and yield strength close to 500 MPa with elongation greater than 35%. In strain-hardened state, strength values are much higher. The alloy continues to be non-magnetic, provides superior resistance against pitting, and retains toughness over a broad range of temperatures.
| Grade | Nitronic Alloy XM-19 (UNS No. S20910) |
|---|---|
| Specification | DIN, JIS, ASTM, BS, ASME, AISI |
| Nitronic XM 19 Square bar size | 4 to 100mm |
| Nitronic Alloy XM 19 Hollow Bar | 32mm OD x 16mm ID to 250mm OD x 200mm ID) |
| Nitronic Alloy UNS S20910 Hex Bar size | 2-100mm A/F |
| Nitronic 50 Angle bar size | 3mm*20mm*20mm~12mm*100mm*100mm |
| Nitronic Alloy XM 19 Rectangles Size | 33 x 30mm to 295 x 1066mm |
| Nitronic Alloy UNS S20910 Flat bar size | Thickness: 2 -100mm |
| Width: 10 to 500mm | |
| Nitronic XM 19 Channel Bar | 80 x 40mm to 150 x 75mm section; 5.0 to 6.0mm thickness |
| Nitronic Alloy XM 19 Section | 3.0 to 12.0mm thickness |
| Nitronic Alloy UNS S20910 Round bar size | Diameter: 3-~800mm |
| Nitronic XM 19 Billet Size | 1/2″ to 495mm Diameter |
| Nitronic Alloy XM 19 Round Bar Standard Dimensions | Diameter / Height: |
| Nitronic XM 19 Surface | Bright, Hot Rolled Pickled, Cold Drawn, Sand Blasting Finished, Polished, Hairline |
| Nitronic Alloy XM 19 Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| Nitronic Alloy UNS S20910 Technique | Nitronic XM 19 Hot Rolled, Cold Drawn, Cold Rolled, Forged Round Bar, Rod |
| Nitronic XM 19 Condition | Hardened & tempered, annealed |
| 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 |
| Form | Nitronic XM 19 Round, Rod, T-Bar, Nickel Alloy Channel Bar, Precision Ground Bar, Nickel Alloy Flat Bar, Nickel Alloy Square Bar, Nickel Alloy Blocks, Nickel Alloy Round Rod, Nickel Alloy Rings, Nickel Alloy Hollow, Nickel Alloy Triangle, Rectangle, Hex (A/F), Nickel Alloy Threaded, Half Round Bar, Profiles, Nickel Alloy Billet, Nickel Alloy Ingot, I/H Bar, Forging etc. |
| Processing | Bar cutting to 650mm |
| Our Nitronic 50 Round bar conforms to NACE MR0175/ISO 15156 | |
| Grade | C | Mn | S | Si | N | Ni | Cr |
| Nitronic Alloy XM-19 | .06 | .10 | 0.03 | 1.00 | 0.20 – 0.40 | 11.50 – 13.50 | 20.50 – 23.50 |
| Hardness MAX, Brinell | 241 |
| Ultimate Tensile Strength, ksi | 95 |
| 0.2% Yield Strength, ksi | 50 |
| Elongation, % | 35 |
| Reduction of Area, % | 55 |
| Grade | C | Mn | S | Si | N | Ni | Cr |
| Nitronic Alloy XM-19 | .06 | .10 | 0.03 | 1.00 | 0.20 – 0.40 | 11.50 – 13.50 | 20.50 – 23.50 |
Common diameters for Nitronic XM-19 rods typically range from 1/8 inch (3.175 mm) to 6 inches (152.4 mm), though custom sizes may also be available depending on the supplier.
Nitronic XM-19 rods typically come in standard sizes ranging from 1/8 inch to 6 inches in diameter, with lengths varying from 12 to 20 feet, depending on supplier and application.
Yes, Nitronic XM-19 bar can be welded. It is known for its excellent weldability, though proper procedures and filler materials are essential for maintaining its mechanical properties and corrosion resistance.
Nitronic XM-19 rods and bars find extensive applications in pump shafts, fasteners, valves, marine hardware, and chemical process systems. Its excellent strength and corrosion resistance make it suitable for seawater service, desalination plants, and offshore platforms. The alloy is applied in aerospace, power generation, and structural supports where high strength and non-magnetic properties are essential. It resists mechanical stress and in hostile environments.






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