SMM Industries LLP supplies high-grade Nitronic 50 (XM-19) Plates, known for their outstanding combination of strength, corrosion resistance, and performance in both high and low-temperature environments. These austenitic stainless steel plates are alloyed with nitrogen, manganese, chromium, and molybdenum to deliver nearly double the yield strength of conventional 304 and 316 stainless steels. Manufactured to stringent specifications under ASTM A240 and ASME SA240, Nitronic 50 Plates offer superior resistance to pitting, crevice corrosion, and chloride stress-corrosion cracking, making them ideal for critical industrial applications.
As leading Nitronic 50 (XM-19) Plates Manufacturers, SMM Industries LLP provides precision-rolled plates that maintain excellent mechanical properties even after cold working. The alloy remains non-magnetic in both annealed and cold-worked conditions, which is vital in applications where magnetic permeability must be controlled. With its high tensile and yield strength, Nitronic 50 enables designers to reduce weight and thickness in structural components without sacrificing integrity. This makes it a preferred material in demanding sectors such as aerospace, offshore drilling, and power generation.
The advantages of Nitronic 50 (XM-19) Plates are numerous. They offer outstanding resistance to seawater, acidic chemicals, and high-chloride environments. Their high strength-to-weight ratio and excellent weldability provide flexibility for fabrication, making them suitable for complex assemblies. Even in cryogenic conditions, these plates maintain toughness, allowing safe use in LNG and cold storage facilities. The material's durability also reduces maintenance and replacement costs over time, ensuring long-term value for industrial users.
As trusted Nitronic 50 (XM-19) Plates Stockists, we maintain a strong inventory to meet urgent and large-scale industrial demands. Every plate undergoes rigorous quality checks, including PMI testing, ultrasonic inspection, and dimensional analysis. Our in-house experts ensure compliance with international specifications, and our plates are traceable with full mill certifications. From standard-cut plates to custom shapes and profiles, SMM Industries LLP delivers exactly what your application requires.
Applications and uses of Nitronic 50 (XM - 19) Plates cover many industries where high-stress and high-temperature performance is essential. A factor valued not only by industries for its thermal strength but for its dimensional consistency and durability as well is the pipes.
Marine Industry: Exceptional resistance to seawater corrosion makes them ideal for marine hardware, boat shafts, and offshore equipment.
Chemical Processing: High resistance to acidic and alkaline solutions is perfect for tanks, valves, and reactors.
Oil & Gas Sector: Excellent stress corrosion resistance ensures durability in pipelines and pressure vessels.
Food & Beverage: Non-reactive surfaces meet hygienic standards for processing equipment and storage tanks.
Pulp & Paper: Withstands aggressive bleaching chemicals used in pulp digestion and paper production.
Pharmaceuticals: Cleanability and corrosion resistance make them suitable for cleanroom environments and drug production units.
Desalination Plants: Withstands saline exposure in evaporator units and brine tanks.
Pollution Control Equipment: Effective in scrubbers, ducts, and flue gas desulfurization systems.
Aerospace: High strength-to-weight ratio benefits structural and hydraulic systems.
Cryogenics: Reliable at extremely low temperatures, suitable for LNG processing and storage.
We are also globally recognized Nitronic 50 (XM-19) Plates Exporters, shipping to clients in North America, Europe, the Middle East, Southeast Asia, and Africa. The plates are identified under different standards worldwide—UNS S20910 in the U.S., X2CrNiN22-5-3 (EN 1.3964) in Europe, SUS XM-19 in Japan, and Z2CN22-05Az in France. Our logistics team ensures secure packaging, documentation, and timely dispatch, meeting the regulatory and technical needs of your destination country.
Nitronic 50 (XM-19) Plates are known by several standard equivalents: under ASTM and ASME, they are specified as ASTM A240 and ASME SA240; in UNS classification, as S20910; in EN standards, as EN 1.3964; in DIN, as X2CrNiN22-5-3; in JIS, as SUS XM-19; in BS, as BS 3076 NA 16; in GOST, as 08KH22N6T; and in AFNOR, as Z2CN22-05Az. This makes them suitable for global procurement and integration into international projects across varied sectors.
With unmatched reliability, global standards compliance, and premium performance, Nitronic 50 (XM-19) Plates from SMM Industries LLP deliver maximum value to your operations—backed by expertise, technical support, and a commitment to excellence.
| Standard | ASTM A240/ ASME SA240 |
|---|---|
| Thickness | 0.3 mm to 120 mm |
| Width | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc |
| Length | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc |
| Tempers | Annealed, 1/4, 1/2 Hard, 3/4 Hard, Full Hard |
| Sheets Hardness | Half Hard, Quarter Hard, Soft, Hard, Spring Hard |
| Value added services for Sheets | Waterjet cutting, Plasma cutting, Laser cutting, Bending and mechanical processing, edge preparation, welding, sawing and shearing |
| Value Added Service | Cladding, Heat Treatment, Annealed, Pickling, Polish, Rolling, Cutting, Bending, Forging, Minor Fabrication Etc. |
| STANDARD | UNS | WERKSTOFF NR. |
|---|---|---|
| Nitronic 50 | S20910 | 1.3964 |
| Grade | C | Ni | Si | Mn | Cr | Al | S | |
|---|---|---|---|---|---|---|---|---|
| Nitronic 50 | min. | – | 11.50 | – | – | 20.50 | – | – |
| max. | 0.06 | 13.50 | 0.1 | 0.10 | 23.50 | – | 0.03 | |
| Grade | Tensile Strength (ksi) min | Elongation (% in 50mm) min | Yield Strength 0.2% Proof (ksi) min | Hardness |
|---|---|---|---|---|
| Nitronic 50 | 95 | 35 | 50 | 241 |
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